WO2022064904A1 - Composition colorante, film durci, corps de structure, filtre coloré et dispositif d'affichage - Google Patents

Composition colorante, film durci, corps de structure, filtre coloré et dispositif d'affichage Download PDF

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Publication number
WO2022064904A1
WO2022064904A1 PCT/JP2021/030326 JP2021030326W WO2022064904A1 WO 2022064904 A1 WO2022064904 A1 WO 2022064904A1 JP 2021030326 W JP2021030326 W JP 2021030326W WO 2022064904 A1 WO2022064904 A1 WO 2022064904A1
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Prior art keywords
mass
group
compound
coloring composition
parts
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PCT/JP2021/030326
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English (en)
Japanese (ja)
Inventor
啓之 山本
寛晃 小川
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富士フイルム株式会社
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Priority to JP2022551196A priority Critical patent/JPWO2022064904A1/ja
Priority to CN202180062346.2A priority patent/CN116249938A/zh
Publication of WO2022064904A1 publication Critical patent/WO2022064904A1/fr

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004—Photosensitive materials
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004—Photosensitive materials
    • G03F7/027—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
    • G03F7/032—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders
    • G03F7/033—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements

Definitions

  • the present invention relates to a coloring composition. More specifically, the present invention relates to a coloring composition used for forming green pixels of a color filter and the like. The present invention also relates to a cured film, a structure, a color filter and a display device using a coloring composition.
  • color filters are generally used for colorizing displayed images. Further, in a color filter, an attempt is made to adjust the spectroscopy by using a plurality of pigments in combination.
  • the coloring composition for forming green pixels of the color filter contains a green coloring agent as a coloring agent.
  • a green coloring agent as a coloring agent.
  • Examples 1 to 7 of Patent Document 1 use a coloring composition containing a coloring agent containing Color Index Pigment Green 7 and Color Index Pigment Yellow 150, a polymerizable compound, and a photopolymerization initiator to be green. It is described to form a pixel.
  • a color filter has pixels of a plurality of colors.
  • Such a color filter having pixels of a plurality of colors is manufactured by sequentially forming a pattern of coloring compositions for forming pixels of each color to form pixels of each color.
  • a color filter may be formed on a member having low heat resistance (for example, an organic semiconductor element such as an organic electroluminescence display element). Since such a member has low heat resistance, it is desirable to form pixels of a color filter in, for example, a low temperature process of 150 ° C. or lower to suppress thermal damage to the support.
  • a member having low heat resistance for example, an organic semiconductor element such as an organic electroluminescence display element. Since such a member has low heat resistance, it is desirable to form pixels of a color filter in, for example, a low temperature process of 150 ° C. or lower to suppress thermal damage to the support.
  • the present invention provides: ⁇ 1> A coloring composition containing a colorant, a resin, a polymerizable compound, a photopolymerization initiator, and a compound having a cyclic ether group.
  • the colorant comprises Color Index Pigment Green 7 and a yellow colorant.
  • the coloring composition exists in a wavelength range in which the wavelength at which the absorbance is 0.2 is 540 nm or more and 610 nm or less, when the absorbance with respect to light having a wavelength of 450 nm is 1. Coloring composition.
  • the repeating unit having a cyclic ether group is a repeating unit having a polyether structure, a repeating unit having a novolak structure, or a repeating unit having a (meth) acrylic structure.
  • ⁇ 5> The coloring composition according to ⁇ 3> or ⁇ 4>, wherein the repeating unit having a cyclic ether group contains an aliphatic hydrocarbon ring in the main chain structure.
  • ⁇ 6> The coloring composition according to any one of ⁇ 1> to ⁇ 5>, wherein the compound having a cyclic ether group contains a compound having an epoxy group and a compound having an oxetanyl group.
  • ⁇ 7> The coloring composition according to any one of ⁇ 1> to ⁇ 6>, wherein the content of the compound having a cyclic ether group in the total solid content of the coloring composition is 1% by mass or more.
  • the coloring composition exists in each of the wavelength range in which the absorbance is 0.2 in the wavelength range of 470 nm or more and 520 nm or less and the wavelength range of 540 nm or more and 610 nm or less when the absorbance for light having a wavelength of 450 nm is 1.
  • the yellow colorant includes any one of ⁇ 1> to ⁇ 9>, which comprises at least one selected from Color Index Pigment Yellow 129, Color Index Pigment Yellow 139, Color Index Pigment Yellow 150, and Color Index Pigment Yellow 185.
  • the coloring composition according to one. ⁇ 11> The colorant is further described in any one of ⁇ 1> to ⁇ 10>, further comprising at least one selected from Color Index Pigment Green 36, Color Index Pigment Green 58, and Color Index Pigment Green 59.
  • Coloring composition ⁇ 12> The coloring composition according to any one of ⁇ 1> to ⁇ 11>, wherein the content of the coloring agent in the total solid content of the coloring composition is 15% by mass or more.
  • ⁇ 13> The coloring composition according to any one of ⁇ 1> to ⁇ 12>, which is used for forming a cured film at a temperature of 150 ° C. or lower throughout the entire process.
  • ⁇ 14> A cured film obtained by using the coloring composition according to any one of ⁇ 1> to ⁇ 13>.
  • ⁇ 15> A structure having a green pixel, a red pixel, and a blue pixel, and the green pixel is obtained by using the coloring composition according to any one of ⁇ 1> to ⁇ 13>.
  • ⁇ 16> The color filter having the cured film according to ⁇ 14>.
  • ⁇ 17> A display device having the cured film according to ⁇ 14>.
  • the present invention it is possible to provide a coloring composition capable of forming a cured film in which color mixing with other colors is suppressed.
  • the present invention can also provide a cured film, a structure, a color filter and a display device using the coloring composition.
  • the notation not describing substitution and non-substitution includes a group having a substituent (atomic group) as well as a group having no substituent (atomic group).
  • the "alkyl group” includes not only an alkyl group having no substituent (unsubstituted alkyl group) but also an alkyl group having a substituent (substituted alkyl group).
  • the term "exposure” includes not only exposure using light but also drawing using particle beams such as electron beams and ion beams, unless otherwise specified.
  • the light used for exposure generally includes an emission line spectrum of a mercury lamp, far ultraviolet rays typified by an excimer laser, extreme ultraviolet rays (EUV light), X-rays, active rays such as electron beams, or radiation.
  • the numerical range represented by using "-" in the present specification means a range including the numerical values before and after "-" as the lower limit value and the upper limit value.
  • the total solid content means the total mass of all the components of the composition excluding the solvent.
  • “(meth) acrylate” represents both acrylate and methacrylate, or either
  • “(meth) acrylic” represents both acrylic and methacrylic, or either.
  • Allyl represents both allyl and / or methacrylic
  • “ (meth) acryloyl ” represents both / or either acryloyl and methacrylic acid.
  • the term "process” is included in this term not only as an independent process but also as long as the intended action of the process is achieved even if it cannot be clearly distinguished from other processes. ..
  • the weight average molecular weight (Mw) and the number average molecular weight (Mn) are defined as polystyrene-equivalent values measured by gel permeation chromatography (GPC).
  • the coloring composition of the present invention is a coloring composition containing a coloring agent, a resin, a polymerizable compound, a photopolymerization initiator, and a compound having a cyclic ether group.
  • the colorant comprises Color Index Pigment Green 7 and a yellow colorant.
  • the coloring composition is characterized in that the wavelength at which the absorbance is 0.2 exists in the wavelength range of 540 nm or more and 610 nm or less when the absorbance with respect to light having a wavelength of 450 nm is 1.
  • the coloring composition of the present invention it is possible to form a cured film in which color mixing with other colors is suppressed.
  • a low temperature of 150 ° C. or lower preferably 120 ° C. or lower, more preferably 100 ° C. or lower
  • the coloring composition has the above-mentioned specific spectral characteristics. Due to the interaction between the pigments, heat is easily transferred, and when the coloring composition is heated and cured, the curing of the coloring composition proceeds rapidly, and as a result, the coloring composition is sufficiently cured even when heated at a relatively low temperature. It is presumed that a cured film can be formed. Therefore, according to the coloring composition of the present invention, it is presumed that a cured film in which color mixing with other colors is suppressed can be formed.
  • this coloring composition forms a cured film suitable for green pixels having spectral characteristics excellent in color separation from other colors such as red and blue. can do.
  • the absorbance A ⁇ at a certain wavelength ⁇ is defined by the following equation (Ab1).
  • a ⁇ -log (T ⁇ / 100) ...
  • a ⁇ is the absorbance at the wavelength ⁇ , and T ⁇ is the transmittance (%) at the wavelength ⁇ .
  • the absorbance value may be a value measured in a solution state or a value of a cured film formed by using a coloring composition.
  • a coloring composition When measuring the absorbance in the state of a film, apply the coloring composition on a glass substrate by a method such as spin coating, dry at 100 ° C. for 2 minutes using a hot plate or the like, and then use an ultrahigh pressure mercury lamp. Then, the film was exposed under the conditions of a light illuminance of 20 mW / cm 2 and an exposure amount of 100 mJ / cm 2 , then heated on a hot plate at 100 ° C. for 20 minutes and allowed to cool to room temperature to obtain a film having a thickness of 1.5 ⁇ m. It is preferable to measure using (cured film). Absorbance can be measured using a conventionally known spectrophotometer.
  • the coloring composition of the present invention has a wavelength range of 540 nm or more and 610 nm or less in which the absorbance is 0.2 when the absorbance with respect to light having a wavelength of 450 nm is 1.
  • the coloring composition of the present invention exists in each of the wavelength range in which the absorbance is 0.2 in the wavelength range of 470 nm or more and 520 nm or less and the wavelength range of 540 nm or more and 610 nm or less when the absorbance for light having a wavelength of 450 nm is 1. Is preferable.
  • the wavelength on the short wavelength side (hereinafter, also referred to as wavelength ⁇ 1) at which the absorbance is 0.2 is preferably present in the wavelength range of 470 nm or more and 515 nm or less from the viewpoint of color separation, and is preferably 475 nm or more and 500 nm or less. It is more preferably present in the range, further preferably present in the wavelength range of 480 nm or more and 495 nm or less, and particularly preferably present in the wavelength range of 480 nm or more and 490 nm or less.
  • the wavelength on the long wavelength side having an absorbance of 0.2 (hereinafter, also referred to as wavelength ⁇ 2) is preferably present in the wavelength range of 550 nm or more and 600 nm or less from the viewpoint of color separation, and has a wavelength of 555 nm or more and 600 nm or less. It is more preferably present in the range, and even more preferably in the wavelength range of 570 nm or more and 590 nm or less.
  • the wavelength difference ( ⁇ 2- ⁇ 1) between the wavelength ⁇ 2 and the wavelength ⁇ 1 is preferably 40 to 120 nm, more preferably 60 to 110 nm, and even more preferably 80 to 100 nm from the viewpoint of color separation.
  • the colored composition of the present invention preferably has the minimum absorbance in the wavelength range of 495 nm or more and less than 550 nm, and has the absorbance in the wavelength range of 505 nm or more and 540 nm or less, among the absorbances for light having a wavelength of 400 to 700 nm. It is more preferable to have a minimum value, and it is further preferable to have a minimum value of absorbance in the wavelength range of 515 nm or more and 530 nm or less.
  • the wavelength showing the minimum value of the absorbance among the absorbances for light having a wavelength of 400 to 700 nm is also referred to as a wavelength ⁇ min.
  • the wavelength difference between the wavelength ⁇ min and the wavelength ⁇ 1 (wavelength ⁇ min- ⁇ 1) is preferably 15 to 60 nm, more preferably 15 to 55 nm, and further preferably 30 to 50 nm from the viewpoint of color separation. preferable.
  • the wavelength difference between the wavelength ⁇ 2 and the wavelength ⁇ min (wavelength ⁇ 2-wavelength ⁇ min) is preferably 20 to 80 nm, more preferably 30 to 70 nm, and 40 to 60 nm from the viewpoint of color separation. Is even more preferable.
  • the maximum value of the transmittance for light having a wavelength of 495 nm or more and less than 550 nm in the thickness direction of the film is 65% or more. It is preferably 70% or more, more preferably 75% or more, and even more preferably 75% or more. Further, the average transmittance of the film for light having a wavelength of 495 nm or more and less than 550 nm is preferably 60% or more, more preferably 65% or more, still more preferably 70% or more.
  • the transmittance of the film with respect to light having a wavelength of 450 nm is preferably 10% or less, more preferably 5% or less, and further preferably 2% or less.
  • the average transmittance of the film for light having a wavelength of 400 nm or more and 450 nm or less is preferably 10% or less, more preferably 5% or less, and further preferably 1% or less.
  • the average transmittance of the film for light having a wavelength of 540 nm or more and 610 nm or less is preferably 60% or less, more preferably 50% or less, still more preferably 40% or less.
  • the content of Color Index Pigment Green 7 in the total solid content of the coloring composition the type and content of the yellow colorant, and the color in the colorant. It can be appropriately adjusted by changing the ratio of the index pigment green 7 and the yellow colorant, the content of the colorant in the coloring composition, and the like.
  • the coloring composition of the present invention can be preferably used as a coloring composition for forming pixels of a color filter, and more preferably can be used as a coloring composition for forming green pixels of a color filter.
  • the coloring composition of the present invention can be preferably used as a coloring composition for a display device. More specifically, it can be preferably used as a coloring composition for forming pixels of a color filter for a display device, and more preferably as a coloring composition for forming green pixels of a color filter for a display device.
  • the type of the display device is not particularly limited, and examples thereof include a display device having an organic semiconductor element as a light source such as an organic electroluminescence display device.
  • the coloring composition of the present invention can also be used as a coloring composition for a solid-state image sensor. More specifically, it can be preferably used as a coloring composition for forming pixels of a color filter for a solid-state image sensor, and more preferably as a coloring composition for forming green pixels of a color filter for a solid-state image sensor.
  • the coloring composition of the present invention is used for forming a cured film at a temperature of 150 ° C. or lower (preferably a temperature of 120 ° C. or lower) throughout the entire process.
  • forming a cured film at a temperature of 150 ° C. or lower throughout the entire process means that all the steps of forming a cured film using the coloring composition are performed at a temperature of 150 ° C. or lower.
  • the thickness of the cured film and pixels formed by the coloring composition of the present invention is preferably 0.5 to 3.0 ⁇ m.
  • the lower limit is preferably 0.8 ⁇ m or more, more preferably 1.0 ⁇ m or more, still more preferably 1.1 ⁇ m or more.
  • the upper limit is preferably 2.5 ⁇ m or less, more preferably 2.0 ⁇ m or less, still more preferably 1.8 ⁇ m or less.
  • the line width (pattern size) of the pixels formed by the coloring composition of the present invention is preferably 2.0 to 10.0 ⁇ m.
  • the upper limit is preferably 7.5 ⁇ m or less, more preferably 5.0 ⁇ m or less, still more preferably 4.0 ⁇ m or less.
  • the lower limit is preferably 2.25 ⁇ m or more, more preferably 2.5 ⁇ m or more, still more preferably 2.75 ⁇ m or more.
  • the coloring composition of the present invention contains a coloring agent.
  • the colorant used in the coloring composition of the present invention includes a Color Index (CI) Pigment Green 7 and a yellow colorant.
  • C. I. Pigment Green 7 is a green colorant.
  • the average primary particle size of Pigment Green 7 is preferably 30 to 200 nm, more preferably 30 to 150 nm, and even more preferably 30 to 100 nm.
  • the primary particle size of a pigment such as Pigment Green 7 can be determined from an image photograph obtained by observing the primary particles of the pigment with a transmission electron microscope. Specifically, the projected area of the primary particles of the pigment is obtained, and the corresponding circle-equivalent diameter is calculated as the primary particle diameter of the pigment.
  • the average primary particle diameter in the present specification is an arithmetic average value of the primary particle diameter for the primary particles of 400 pigments. Further, the primary particles of the pigment refer to independent particles without aggregation.
  • the yellow colorant may be either a pigment or a dye, but is preferably a pigment.
  • the average primary particle size of the pigment is preferably 30 to 200 nm, more preferably 30 to 150 nm, and even more preferably 30 to 100 nm.
  • yellow colorant examples include C.I. I. Pigment Yellow 1,2,3,4,5,6,10,11,12,13,14,15,16,17,18,20,24,31,32,34,35,35: 1,36, 36: 1,37,37: 1,40,42,43,53,55,60,61,62,63,65,73,74,77,81,83,86,93,94,95,97, 98,100,101,104,106,108,109,110,113,114,115,116,117,118,119,120,123,125,126,127,128,129,137,138,139, 147,148,150,151,152,153,154,155,156,161,162,164,166,167,168,169,170,171,172,173,174,175,176,177,179, 180,181,182,185,187,188,193,194,199,213,214,215,228,231,232,233,234,235,236 and the like can be mentioned.
  • a nickel azobarbituric acid complex having the following structure can also be used.
  • the compounds described in JP-A-2017-201003, the compounds described in JP-A-2017-197719, and paragraph numbers 0011 to 0062 and 0137-0276 of JP-A-2017-171912 are described.
  • X 1 to X 16 independently represent a hydrogen atom or a halogen atom, and Z 1 represents an alkylene group having 1 to 3 carbon atoms.
  • Specific examples of the compound represented by the formula (QP1) include the compound described in paragraph No. 0016 of Japanese Patent No. 6443711.
  • Y1 to Y3 independently represent halogen atoms.
  • n and m represent integers of 0 to 6, and p represents an integer of 0 to 5.
  • (N + m) is 1 or more.
  • Specific examples of the compound represented by the formula (QP2) include the compounds described in paragraphs 0047 to 0048 of Japanese Patent No. 6432077.
  • the yellow colorant is C.I. I. Pigment Yellow 129, C.I. I. Pigment Yellow 138, C.I. I. Pigment Yellow 139, C.I. I. Pigment Yellow 150 and C.I. I. Pigment Yellow 185 is preferably at least one selected from C.I. I. Pigment Yellow 129, C.I. I. Pigment Yellow 139, C.I. I. Pigment Yellow 150 and C.I. I. It is more preferable that it is at least one selected from Pigment Yellow 185, and from the viewpoint of light resistance, C.I. I. Pigment Yellow 150 is even more preferred.
  • the yellow colorant is C.I. I. It is also preferable to use Pigment Yellow 185.
  • the yellow colorant may be used alone or in combination of two or more. When only one kind of yellow colorant is used, the storage stability of the coloring composition can be improved. When two or more yellow colorants are used in combination, it is easy to adjust the color.
  • Preferred embodiments of the yellow colorant used in the present invention include the following aspects Y1, aspect Y2, and aspect Y3. From the viewpoint of suppressing color mixing and storage stability, the following aspect Y1 is preferable. Further, from the viewpoint of color separation from other colors, the following aspect Y3 is also preferable.
  • Embodiment Y1 The yellow colorant is substantially C.I. I. A mode in which only Pigment Yellow 150 is used.
  • the yellow colorant is substantially C.I. I.
  • C.I. I When only Pigment Yellow 150 is used, C.I. I. It means that the content of Pigment Yellow 150 is 99.5% by mass or more, and preferably 99.9% by mass or more. Further, the yellow colorant is substantially C.I. I. When only Pigment Yellow 185 is used, C.I. I. It means that the content of Pigment Yellow 185 is 99.5% by mass or more, and preferably 99.9% by mass or more.
  • yellow colorant other than Pigment Yellow 150 examples include C.I. I. Pigment Yellow 129, Pigment Yellow 138, C.I. I. Pigment Yellow 139, C.I. I. Pigment Yellow 185 and the like, and C.I. I. Pigment Yellow 129, C.I. I. Pigment Yellow 139 and C.I. I. It is preferably at least one selected from Pigment Yellow 185.
  • the content of yellow colorants other than Pigment Yellow 150 is C.I. I. It is preferably 0.1 to 200 parts by mass, more preferably 1 to 50 parts by mass, and further preferably 10 to 125 parts by mass with respect to 100 parts by mass of Pigment Yellow 150.
  • the coloring composition of the present invention further comprises C.I. I.
  • a green colorant other than Pigment Green 7 (hereinafter, also referred to as another green colorant) can be contained.
  • green colorants include C.I. I. Pigment Green 10, 36, 37, 58, 59, 62, 63, 64, 65, 66 and the like.
  • halogens having an average of 10 to 14 halogen atoms in one molecule, an average of 8 to 12 bromine atoms, and an average of 2 to 5 chlorine atoms.
  • Halogenated zinc phthalocyanine pigments can also be mentioned. Specific examples include the compounds described in International Publication No. 2015/118720.
  • examples of other green colorants include the compound described in Chinese Patent Application No. 106909027, the phthalocyanine compound having a phosphoric acid ester described in International Publication No. 2012/102395 as a ligand, and Japanese Patent Laid-Open No.
  • Examples thereof include the phthalocyanine compound described in JP-A-2018-180023, the phthalocyanine compound described in JP-A-2019-038958, and the compounds described in JP-A-2019-038958. Further, as another green colorant, the core-shell type dye described in JP-A-2020-07695 can also be used.
  • C.I. I. Pigment Green 36 C.I. I. Pigment Green 58 and C.I. I. It is preferably at least one selected from Pigment Green 59, and C.I. I. Pigment Green 36 is more preferred.
  • Preferred embodiments of the green colorant used in the present invention include the following embodiments G1 and G2, and the following embodiments G1 are preferable from the viewpoint of color separability.
  • Aspect G1 The green colorant is substantially C.I. I. A mode in which only Pigment Green 7 is used.
  • the green colorant is substantially C.I. I.
  • the case where only Pigment Green 7 is used means that C.I. I. It means that the content of Pigment Green 7 is 99.5% by mass or more, and preferably 99.9% by mass or more.
  • green colorants other than Pigment Green 7 include C.I. I. Pigment Green 36, C.I. I. Pigment Green 58 and C.I. I. It is preferably at least one selected from Pigment Green 59, and C.I. I. Pigment Green 36 is more preferred.
  • Other green colorants are C.I. I. Pigment Green 36 only is preferred. That is, the green colorant of the above aspect G2 is substantially C.I. I. Pigment Green 7 and C.I. I. It is preferably composed of Pigment Green 36. It should be noted that the green colorant is substantially C.I. I. Pigment Green 7 and C.I. I. When it is composed of Pigment Green 36, C.I. I. Pigment Green 7 and C.I. I. It means that the total content with the pigment green 36 is 99.5% by mass or more, and preferably 99.9% by mass or more.
  • the green colorant of the above aspect G2 is substantially C.I. I. Pigment Green 7 and C.I. I. It is also preferable that it is composed of Pigment Green 59. According to this aspect, the peak transmittance is increased, and a cured film having higher brightness can be formed. It should be noted that the green colorant is substantially C.I. I. Pigment Green 7 and C.I. I. When it is composed of Pigment Green 59, C.I. I. Pigment Green 7 and C.I. I. It means that the total content with Pigment Green 59 is 99.5% by mass or more, and preferably 99.9% by mass or more.
  • C.I. I The content of green colorants other than Pigment Green 7 is C.I. I. It is preferably 0.1 to 5000 parts by mass, more preferably 0.1 to 3000 parts by mass, and further preferably 0.1 to 2000 parts by mass with respect to 100 parts by mass of Pigment Green 7. , 0.1 to 500 parts by mass is even more preferable, 10 to 300 parts by mass is even more preferable, and 25 to 200 parts by mass is particularly preferable.
  • C.I. I. As a green colorant other than Pigment Green 7, C.I. I. When using Pigment Green 36, C.I. I. The content of Pigment Green 36 is C.I. I.
  • Pigment Green 7 It is preferably 0.1 to 500 parts by mass, more preferably 10 to 300 parts by mass, and further preferably 25 to 200 parts by mass with respect to 100 parts by mass of Pigment Green 7.
  • C.I. I. As a green colorant other than Pigment Green 7, C.I. I.
  • the content of Pigment Green 59 is C.I. I. It is preferably 0.1 to 5000 parts by mass with respect to 100 parts by mass of Pigment Green 7.
  • the lower limit is more preferably 10 parts by mass or more, and further preferably 25 parts by mass or more.
  • the upper limit is more preferably 3000 parts by mass or less, and further preferably 1500 parts by mass or less.
  • the coloring composition of the present invention may contain a coloring agent other than the green coloring agent and the yellow coloring agent (hereinafter, also referred to as other coloring agents).
  • the content of the other colorants in the colorant is preferably 30% by mass or less, more preferably 25% by mass or less, further preferably 10% by mass or less, and from the viewpoint of color separability. It is particularly preferred that it contains substantially no other colorants.
  • the colorant used in the coloring composition of the present invention does not substantially contain another colorant, the content of the other colorant in the colorant is less than 0.5% by mass. It is preferably less than 0.1% by mass, and more preferably does not contain other colorants.
  • colorants examples include chromatic colorants such as red colorants, blue colorants, purple colorants, and orange colorants.
  • the other colorant may be a pigment or a dye. Pigments and dyes may be used in combination. Examples of the pigment include those shown below.
  • an aluminum phthalocyanine compound having a phosphorus atom can also be used. Specific examples thereof include the compounds described in paragraph numbers 0022 to 0030 of JP2012-247591A and paragraph numbers 0047 of JP2011-157478A.
  • a red colorant As a red colorant, a diketopyrrolopyrrole compound in which at least one bromine atom is substituted in the structure described in JP-A-2017-201384, and a diketopyrrolopyrrole compound described in paragraphs 0016 to 0022 of Patent No. 6248838.
  • red colorant a compound having a structure in which an aromatic ring group having an oxygen atom, a sulfur atom or a nitrogen atom bonded to the aromatic ring is bonded to a diketopyrrolopyrrole skeleton is used. You can also.
  • the phthalocyanine compound described in International Publication No. 2020/174991 can also be used.
  • dyes there are no particular restrictions on the dye, and known dyes can be used.
  • pyrazole azo system anilino azo system, triarylmethane system, anthraquinone system, anthrapyridone system, benzylidene system, oxonol system, pyrazolotriazole azo system, pyridone azo system, cyanine system, phenothiazine system, pyrrolopyrazole azomethine system, xanthene system
  • phthalocyanine-based benzopyran-based, indigo-based, and pyrromethene-based dyes.
  • the dyes include a thiazole compound described in JP2012-158649A, an azo compound described in JP2011-1844943, an azo compound described in JP2011-145540, and a Korean published patent No. 10.
  • -The triarylmethane dye polymer described in JP-A-2020-0028160 and the xanthene compound described in JP-A-2020-117638 can also be preferably used.
  • the other colorant may be a dye multimer.
  • the dye multimer has two or more dye structures in one molecule, and preferably has three or more dye structures.
  • the upper limit is not particularly limited, but may be 100 or less.
  • the plurality of dye structures contained in one molecule may have the same dye structure or may have different dye structures.
  • the weight average molecular weight (Mw) of the dye multimer is preferably 2000 to 50,000.
  • the lower limit is more preferably 3000 or more, and even more preferably 6000 or more.
  • the upper limit is more preferably 30,000 or less, and even more preferably 20,000 or less.
  • Dye multimers are described in JP-A-2011-213925, JP-A-2013-041097, JP-A-2015-028144, JP-A-2015-030742, International Publication No. 2016/031442 and the like. Compounds can also be used.
  • the content of the colorant in the total solid content of the coloring composition is preferably 15% by mass or more, more preferably 20% by mass or more, and further preferably 25% by mass or more.
  • the upper limit is preferably 60% by mass or less, more preferably 50% by mass or less, still more preferably 40% by mass or less.
  • the content of Pigment Green 7 is preferably 1 to 80% by mass, more preferably 3 to 80% by mass, and further preferably 5 to 80% by mass from the viewpoint of achieving both brightness and color separation. It is more preferably 15 to 65% by mass, and particularly preferably 25 to 50% by mass.
  • the content of Pigment Green 7 is preferably 1 to 50% by mass, more preferably 5 to 40% by mass, and even more preferably 10 to 30% by mass.
  • the content of the yellow colorant in the colorant contained in the coloring composition of the present invention is preferably 5 to 85% by mass, more preferably 15 to 75% by mass, and 30 to 65% by mass. Is even more preferable.
  • the content of the yellow colorant in the total solid content of the coloring composition is preferably 1 to 50% by mass, more preferably 5 to 40% by mass, and more preferably 10 to 30% by mass. More preferred.
  • the content of the yellow colorant is C.I. I. It is preferably 25 to 2000 parts by mass, more preferably 25 to 1000 parts by mass, and even more preferably 25 to 600 parts by mass with respect to 100 parts by mass of Pigment Green 7.
  • the upper limit is more preferably 450 parts by mass or less, further preferably 300 parts by mass or less, and further preferably 240 parts by mass or less.
  • the lower limit is more preferably 50 parts by mass or more, and further preferably 100 parts by mass or more.
  • C.I. in the colorant contained in the coloring composition of the present invention is preferably 0.1 to 85% by mass, more preferably 10 to 75% by mass, and even more preferably 20 to 65% by mass.
  • the content of Pigment Yellow 150 is preferably 1 to 50% by mass, more preferably 5 to 40% by mass, and even more preferably 10 to 30% by mass.
  • the content of Pigment Yellow 150 is C.I. I. It is preferably 25 to 2000 parts by mass, more preferably 25 to 1000 parts by mass, and even more preferably 25 to 600 parts by mass with respect to 100 parts by mass of Pigment Green 7.
  • the upper limit is more preferably 450 parts by mass or less, further preferably 300 parts by mass or less, and even more preferably 240 parts by mass or less.
  • the lower limit is more preferably 50 parts by mass or more, and further preferably 100 parts by mass or more.
  • C.I. I. When Pigment Yellow 185 was used, C.I. I.
  • the content of Pigment Yellow 185 is preferably 0.1 to 85% by mass, more preferably 10 to 75% by mass, and even more preferably 20 to 65% by mass.
  • the content of Pigment Yellow 185 is preferably 1 to 50% by mass, more preferably 5 to 40% by mass, and even more preferably 10 to 30% by mass.
  • the content of Pigment Yellow 185 is C.I. I. It is preferably 25 to 2000 parts by mass, more preferably 25 to 1000 parts by mass, and even more preferably 25 to 600 parts by mass with respect to 100 parts by mass of Pigment Green 7.
  • the upper limit is more preferably 450 parts by mass or less, further preferably 300 parts by mass or less, and even more preferably 240 parts by mass or less.
  • the lower limit is more preferably 50 parts by mass or more, and further preferably 100 parts by mass or more.
  • the total content of Pigment Green 7 and the yellow colorant is preferably 30 to 100% by mass, more preferably 40 to 100% by mass, still more preferably 50 to 100% by mass. It is even more preferably 60 to 100% by mass, even more preferably 75 to 100% by mass, and particularly preferably 90 to 100% by mass.
  • the total content with Pigment Yellow 150 is preferably 30 to 100% by mass, more preferably 40 to 100% by mass, further preferably 50 to 100% by mass, and 60 to 100% by mass. %, More preferably 75 to 100% by mass, and particularly preferably 90 to 100% by mass.
  • the total content with Pigment Yellow 185 is preferably 30 to 100% by mass, more preferably 40 to 100% by mass, further preferably 50 to 100% by mass, and 60 to 100% by mass. %, More preferably 75 to 100% by mass, and particularly preferably 90 to 100% by mass.
  • the coloring composition of the present invention is further described in C.I. I.
  • a green colorant other than Pigment Green 7 is contained, C.I. I. Pigment Green 7, Yellow Colorant and C.I. I.
  • the total content of the green colorants other than Pigment Green 7 is preferably 50 to 100% by mass, more preferably 75 to 100% by mass, and even more preferably 90 to 100% by mass. ..
  • the coloring composition of the present invention contains a resin.
  • the resin is blended, for example, for the purpose of dispersing a pigment (such as CI Pigment Green 7) in a coloring composition or for a binder.
  • the resin mainly used to disperse the pigment in the coloring composition is also referred to as a dispersant.
  • the resin as a dispersant can be used in the preparation of the pigment dispersion liquid.
  • such an application of the resin is an example, and the resin can be used for purposes other than such an application.
  • the resin having a cyclic ether group is a component corresponding to the compound having a cyclic ether group.
  • the weight average molecular weight (Mw) of the resin is preferably 2000 to 2000000.
  • the upper limit is more preferably 1,000,000 or less, further preferably 500,000 or less.
  • the lower limit is more preferably 3000 or more, further preferably 4000 or more, and even more preferably 5000 or more.
  • the resin examples include (meth) acrylic resin, (meth) acrylamide resin, en-thiol resin, polycarbonate resin, polyether resin, polyarylate resin, polysulfone resin, polyethersulfone resin, polyphenylene resin, and polyarylene ether phosphine oxide.
  • examples thereof include resins, polyimide resins, polyamideimide resins, polyolefin resins, cyclic olefin resins, polyester resins, styrene resins, and siloxane resins.
  • the resin described in paragraphs 0041 to 0060 of JP-A-2017-206689 the resin described in paragraph numbers 0022-0071 of JP-A-2018-010856, the resin described in JP-A-2017-057256, and the resin.
  • a resin containing a structural unit having a ring structure in the main chain and a structural unit having a biphenyl group in the side chain described in the publication can be used.
  • the resin used in the present invention may have an acid group.
  • the acid group include a carboxy group, a phosphoric acid group, a sulfo group, a phenolic hydroxy group and the like. These acid groups may be only one kind or two or more kinds.
  • the resin having an acid group preferably contains a repeating unit having an acid group in the side chain.
  • the resin having an acid group can also be used as an alkali-soluble resin or a dispersant.
  • the acid value of the resin having an acid group is preferably 30 to 500 mgKOH / g.
  • the lower limit is more preferably 50 mgKOH / g or more, and further preferably 70 mgKOH / g or more.
  • the upper limit is more preferably 400 mgKOH / g or less, further preferably 200 mgKOH / g or less, particularly preferably 150 mgKOH / g or less, and most preferably 120 mgKOH / g or less.
  • the resin having an acid group may have a repeating unit derived from a maleimide compound.
  • the maleimide compound include N-alkylmaleimide and N-arylmaleimide.
  • the repeating unit derived from the maleimide compound include a repeating unit represented by the formula (C-mi).
  • Rmi represents an alkyl group or an aryl group.
  • the alkyl group preferably has 1 to 20 carbon atoms.
  • the alkyl group may be linear, branched or cyclic.
  • the aryl group preferably has 6 to 20 carbon atoms, more preferably 6 to 15 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • Rmi is preferably an aryl group.
  • the resin having an acid group is a repeating compound derived from a compound represented by the following formula (ED1) and / or a compound represented by the following formula (ED2) (hereinafter, these compounds may be referred to as "ether dimer"). It is also preferable that the resin contains a unit.
  • R 1 and R 2 each independently represent a hydrocarbon group having 1 to 25 carbon atoms which may have a hydrogen atom or a substituent.
  • R represents a hydrogen atom or an organic group having 1 to 30 carbon atoms.
  • the description in JP-A-2010-168539 can be referred to, and the contents thereof are incorporated in the present specification.
  • paragraph number 0317 of JP2013-209760A can be referred to, and the content thereof is incorporated in the present specification.
  • Examples of the resin containing the repeating unit derived from the ether dimer include a resin having the following structure.
  • Me represents a methyl group.
  • the coloring composition of the present invention contains a resin having a basic group.
  • the resin having a basic group is preferably a resin containing a repeating unit having a basic group in the side chain, and has both a repeating unit having a basic group in the side chain and a repeating unit not containing a basic group.
  • a polymer is more preferable, and a block copolymer having a repeating unit having a basic group in the side chain and a repeating unit not containing a basic group is further preferable.
  • a resin having a basic group can also be used as a dispersant.
  • the amine value of the resin having a basic group is preferably 5 to 300 mgKOH / g.
  • the lower limit is more preferably 10 mgKOH / g or more, and further preferably 20 mgKOH / g or more.
  • the upper limit is more preferably 200 mgKOH / g or less, and further preferably 100 mgKOH / g or less.
  • resins having basic groups include DISPERBYK-161, 162, 163, 164, 166, 167, 168, 174, 182, 183, 184, 185, 2000, 2001, 2050, 2150, 2163, 2164, BYK-LPN6919 (all manufactured by Big Chemie), Solspers 11200, 13240, 13650, 13940, 24000, 26000, 28000, 32000, 32500, 32550, 32600, 33000, 34750, 35100, 35200, 37500, 38500, 39000, 53095, Examples thereof include 56000, 7100 (above, manufactured by Japan Lubrizol), Efka PX 4300, 4330, 4046, 4060, 4080 (above, manufactured by BASF) and the like.
  • the resin having a basic group is described in the block copolymers (B) described in paragraphs 0063 to 0112 of JP2014-219665A and paragraphs 0046 to 0076 of JP-A-2018-156021.
  • the block copolymer A1 and the vinyl resin having a basic group described in paragraphs 0150 to 0153 of JP-A-2019-184763 can also be used, and the contents thereof are incorporated in the present specification.
  • the coloring composition of the present invention contains a resin having an acid group and a resin having a basic group, respectively. According to this aspect, the storage stability of the coloring composition can be further improved.
  • the content of the resin having a basic group may be 20 to 500 parts by mass with respect to 100 parts by mass of the resin having an acid group. It is preferably 30 to 300 parts by mass, more preferably 50 to 200 parts by mass.
  • the resin used in the present invention may have a polymerizable group.
  • the polymerizable group include an ethylenically unsaturated bond-containing group such as a vinyl group, a (meth) allyl group, and a (meth) acryloyl group.
  • Commercially available products of resins having a polymerizable group include Dianal NR series (manufactured by Mitsubishi Rayon Co., Ltd.), Photomer 6173 (polyurethane acrylate oligomer containing carboxy group, Diamond Shamrock Co., Ltd.), Viscort R-264, KS.
  • Resist 106 (all manufactured by Osaka Organic Chemical Industry Co., Ltd.), Cyclomer P series (for example, ACA230AA), Praxel CF200 series (all manufactured by Daicel Co., Ltd.), Ebeclyl3800 (manufactured by Daicel UCB Co., Ltd.), Acrycure Examples thereof include RD-F8 (manufactured by Nippon Catalyst Co., Ltd.) and DP-1305 (manufactured by Fujifilm Fine Chemicals Co., Ltd.).
  • the resin used in the present invention preferably contains a resin b1 containing a repeating unit derived from the compound represented by the formula (III).
  • a resin b1 containing a repeating unit derived from the compound represented by the formula (III) By using the resin b1, the curability at a low temperature is excellent, and a sufficiently cured cured film can be formed even by heating at a relatively low temperature. Furthermore, it is easy to form a cured film having excellent spectral characteristics.
  • R 1 represents a hydrogen atom or a methyl group
  • R 21 and R 22 each independently represent an alkylene group
  • n represents an integer of 0 to 15.
  • the alkylene group represented by R 21 and R 22 preferably has 1 to 10 carbon atoms, more preferably 1 to 5 carbon atoms, further preferably 1 to 3 carbon atoms, and particularly preferably 2 or 3 carbon atoms.
  • n represents an integer of 0 to 15, preferably an integer of 0 to 5, more preferably an integer of 0 to 4, and even more preferably an integer of 0 to 3.
  • Examples of the compound represented by the formula (III) include ethylene oxide of paracumylphenol or propylene oxide-modified (meth) acrylate.
  • Examples of commercially available products include Aronix M-110 (manufactured by Toagosei Co., Ltd.).
  • the ratio of the repeating unit derived from the compound represented by the formula (III) in all the repeating units of the resin b1 is preferably 1 to 99 mol%.
  • the lower limit is more preferably 3 mol% or more, further preferably 5 mol% or more.
  • the upper limit is more preferably 95 mol% or less, further preferably 90 mol% or less.
  • the resin b1 may further contain a repeating unit other than the repeating unit derived from the compound represented by the formula (III).
  • the resin b1 can contain repeating units derived from (meth) acrylate, and preferably contains repeating units derived from alkyl (meth) acrylate.
  • the number of carbon atoms in the alkyl moiety of the alkyl (meth) acrylate is preferably 3 to 10, more preferably 3 to 8, and even more preferably 3 to 6.
  • Preferred specific examples of the alkyl (meth) acrylate include n-butyl (meth) acrylate and the like. It is also preferable that the resin b1 contains a repeating unit having an acid group.
  • the resin used in the present invention preferably contains a resin having a repeating unit containing a blocked isocyanate group (hereinafter, also referred to as resin BI). According to this aspect, more excellent low temperature curability can be obtained, and a sufficiently cured cured film can be formed even by heating at a relatively low temperature.
  • resin BI a resin having a repeating unit containing a blocked isocyanate group
  • the blocked isocyanate group of the resin BI is preferably a group capable of generating an isocyanate group by heat, and more preferably a group capable of generating an isocyanate group by heat of 70 to 150 ° C. preferable.
  • Examples of the blocked isocyanate group include a group having a structure in which the isocyanate group is chemically protected by a blocking agent.
  • the blocked isocyanate group is a group having a structure in which the isocyanate group is protected by a compound called a blocking agent, and although it does not show reactivity as an isocyanate group at room temperature (for example, 10 to 30 ° C.), it is heated or the like. It is a group having a structure in which an isocyanate group is generated by desorbing a blocking agent from a blocked isocyanate group.
  • the blocked isocyanate group of the resin BI is more preferably a group capable of generating an isocyanate group by heat at 70 to 150 ° C. That is, the isocyanate formation temperature (desorption temperature of the blocking agent) of the blocked isocyanate group is preferably 70 to 150 ° C.
  • the lower limit of the isocyanate formation temperature is preferably 75 ° C. or higher, more preferably 80 ° C. or higher, from the viewpoint of storage stability.
  • the upper limit of the isocyanate formation temperature is preferably 130 ° C. or lower, more preferably 120 ° C. or lower, from the viewpoint of curability.
  • Examples of the blocking agent that protects the isocyanate group of the blocked isocyanate group include an oxime compound, a lactam compound, a phenol compound, an alcohol compound, an amine compound, an active methylene compound, a pyrazole compound, a mercaptan compound, an imidazole compound, and an imide compound.
  • an oxime compound, a lactam compound, an active methylene compound and a pyrazole compound are preferable, an oxime compound, an active methylene compound and a pyrazole compound are more preferable, and an oxime compound is further preferable.
  • the coloring composition of the present invention can contain a resin as a dispersant.
  • the dispersant include an acidic dispersant (acidic resin) and a basic dispersant (basic resin).
  • the acidic dispersant (acidic resin) represents a resin in which the amount of acid groups is larger than the amount of basic groups.
  • the acidic dispersant (acidic resin) a resin in which the amount of acid groups accounts for 70 mol% or more is preferable, and substantially, when the total amount of the amount of acid groups and the amount of basic groups is 100 mol%.
  • a resin consisting only of an acid group is more preferable.
  • the acid group of the acidic dispersant (acidic resin) is preferably a carboxy group.
  • the acid value of the acidic dispersant (acidic resin) is preferably 10 to 105 mgKOH / g.
  • the basic dispersant (basic resin) represents a resin in which the amount of basic groups is larger than the amount of acid groups.
  • a resin in which the amount of basic groups exceeds 50 mol% is preferable when the total amount of the amount of acid groups and the amount of basic groups is 100 mol%.
  • the basic group contained in the basic dispersant is preferably an amino group.
  • the dispersant examples include polymer dispersants [for example, polyamide amines and salts thereof, polycarboxylic acids and salts thereof, high molecular weight unsaturated acid esters, modified polyurethanes, modified polyesters, modified poly (meth) acrylates, (meth). Acrylic copolymer, naphthalene sulfonic acid formarin condensate], polyoxyethylene alkyl phosphate, polyoxyethylene alkylamine, alkanolamine and the like can be mentioned.
  • the polymer dispersant can be further classified into a linear polymer, a terminal-modified polymer, a graft polymer, and a block polymer based on its structure.
  • the polymer dispersant is adsorbed on the surface of particles such as pigments and acts to prevent reaggregation. Therefore, end-modified polymers, graft-type polymers, and block-type polymers having anchor sites on the surface of particles such as pigments can be mentioned as preferable structures. Further, the dispersant described in paragraphs 0028 to 0124 of JP-A-2011-070156 and the dispersant described in JP-A-2007-277514 are also preferably used.
  • a graft copolymer can also be used as the dispersant.
  • the description in paragraphs 0131 to 0160 of JP2012-137564A can be referred to, and the contents thereof are incorporated in the present specification.
  • an oligoimine-based copolymer containing a nitrogen atom in at least one of the main chain and the side chain can also be used.
  • the description in paragraphs 0102 to 0174 of JP2012-255128A can be referred to, and this content is incorporated in the present specification.
  • a resin having a structure in which a plurality of polymer chains are bonded to the core portion can also be used.
  • resins include dendrimers (including star-shaped polymers).
  • specific examples of the dendrimer include the polymer compounds C-1 to C-31 described in paragraphs 0196 to 0209 of JP2013-043962.
  • polyethyleneimine having a polyester side chain described in International Publication No. 2016/104803, a block copolymer described in International Publication No. 2019/125940, and JP-A-2020-066678 are described.
  • Block polymers having an acrylamide structural unit, block polymers having an acrylamide structural unit described in JP-A-2020-066688, and the like can also be used.
  • Dispersants are also available as commercial products, and specific examples thereof include Disperbyk series manufactured by Big Chemie (for example, Disperbyk-111, 2001, etc.), BYK series, and Sol manufactured by Nippon Lubrizol Co., Ltd. Examples include the sparse series (for example, Solsparse 20000, 76500, etc.), the Ajinomoto Fine Techno Co., Ltd. Ajispar series, and the like. Further, the product described in paragraph number 0129 of JP2012-137564A and the product described in paragraph number 0235 of JP2017-194662 can also be used as a dispersant.
  • the resin content is preferably 5 to 50% by mass in the total solid content of the coloring composition.
  • the upper limit is more preferably 40% by mass or less, and further preferably 30% by mass or less.
  • the lower limit is more preferably 10% by mass or more, further preferably 20% by mass or more.
  • the coloring composition of the present invention may contain only one kind of resin, or may contain two or more kinds of resins. When two or more kinds of resins are contained, it is preferable that the total amount thereof is within the above range.
  • the coloring composition of the present invention contains a polymerizable compound.
  • the polymerizable compound include compounds having an ethylenically unsaturated bond-containing group.
  • the ethylenically unsaturated bond-containing group include a vinyl group, a (meth) allyl group, and a (meth) acryloyl group.
  • the polymerizable compound used in the present invention is preferably a radically polymerizable compound.
  • the polymerizable compound may be in any chemical form such as a monomer, a prepolymer or an oligomer, but a monomer is preferable.
  • the molecular weight of the polymerizable compound is preferably 100 to 3000.
  • the upper limit is more preferably 2000 or less, and even more preferably 1500 or less.
  • the lower limit is more preferably 150 or more, and even more preferably 250 or more.
  • the lower limit is more preferably 3 mmol / g or more, further preferably 4 mmol / g or more, and even more preferably 5 mmol / g or more.
  • the upper limit is more preferably 12 mmol / g or less, further preferably 10 mmol / g or less, and even more preferably 8 mmol / g or less.
  • the polymerizable compound is preferably a compound containing 3 or more ethylenically unsaturated bond-containing groups, and more preferably a compound containing 4 or more ethylenically unsaturated bond-containing groups. According to this aspect, the curability of the coloring composition by exposure is good.
  • the upper limit of the ethylenically unsaturated bond-containing group is preferably 15 or less, more preferably 10 or less, and further preferably 6 or less, from the viewpoint of stability over time of the coloring composition.
  • the polymerizable compound is preferably a trifunctional or higher functional (meth) acrylate compound, more preferably a 3 to 15 functional (meth) acrylate compound, and a 3 to 10 functional (meth) acrylate compound. It is more preferably present, and it is particularly preferable that it is a (meth) acrylate compound having 3 to 6 functions.
  • the polymerizable compound is also preferably a compound containing an ethylenically unsaturated bond-containing group and an alkyleneoxy group. Since such a polymerizable compound has high flexibility and the ethylenically unsaturated bond-containing group easily moves, the polymerizable compounds easily react with each other at the time of exposure, and a cured film having excellent adhesion to a support or the like (a cured film). Pixels) can be formed. Further, when the hydroxyalkylphenone compound is used as the photopolymerization initiator, the polymerizable compound and the photopolymerization initiator are in close proximity to each other to generate radicals in the vicinity of the polymerizable compound to make the polymerizable compound more effective. It is presumed that the reaction can be carried out, and it is easy to form a cured film (pixel) in which color mixing with other colors is further suppressed.
  • the number of alkyleneoxy groups contained in one molecule of the polymerizable compound is preferably 3 or more, and more preferably 4 or more.
  • the upper limit is preferably 20 or less from the viewpoint of the stability over time of the coloring composition.
  • the SP value (Solubility Parameter) of the compound containing an ethylenically unsaturated bond-containing group and an alkyleneoxy group is preferably 9.0 to 11.0 from the viewpoint of compatibility with other components in the coloring composition. ..
  • the upper limit is more preferably 10.75 or less, further preferably 10.5 or less.
  • the lower limit is more preferably 9.25 or more, and further preferably 9.5 or more.
  • the SP value used is a calculated value based on the Fedors method.
  • Examples of the compound having an ethylenically unsaturated bond-containing group and an alkyleneoxy group include a compound represented by the following formula (M-1). Equation (M-1) In the formula, A 1 represents an ethylenically unsaturated bond-containing group, L 1 represents a single bond or a divalent linking group, R 1 represents an alkylene group, m represents an integer of 1 to 30, and n. Represents an integer of 3 or more, and L 2 represents an n-valent linking group.
  • Examples of the ethylenically unsaturated bond-containing group represented by A 1 include a vinyl group, a (meth) allyl group, and a (meth) acryloyl group, and a (meth) acryloyl group is preferable.
  • Examples of the divalent linking group represented by L 1 include an alkylene group, an arylene group, -O-, -CO-, -COO-, -OCO-, -NH-, and a group in which two or more of these are combined. ..
  • the alkylene group preferably has 1 to 30 carbon atoms, more preferably 1 to 20 carbon atoms, and even more preferably 1 to 15 carbon atoms.
  • the alkylene group may be linear, branched or cyclic.
  • the arylene group preferably has 6 to 30 carbon atoms, more preferably 6 to 20 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • the carbon number of the alkylene group represented by R 1 is preferably 1 to 10, more preferably 1 to 5, further preferably 1 to 3, particularly preferably 2 or 3, and most preferably 2.
  • the alkylene group represented by R 1 is preferably linear or branched, and more preferably linear. Specific examples of the alkylene group represented by R 1 include an ethylene group, a linear or branched propylene group, and an ethylene group is preferable.
  • M represents an integer of 1 to 30, preferably an integer of 1 to 20, more preferably an integer of 1 to 10, and even more preferably 1 to 5.
  • N represents an integer of 3 or more, and an integer of 4 or more is preferable.
  • the upper limit of n is preferably an integer of 15 or less, more preferably an integer of 10 or less, and even more preferably an integer of 6 or less.
  • the n-valent linking group represented by L 2 includes an aliphatic hydrocarbon group, an aromatic hydrocarbon group, a heterocyclic group and a group consisting of a combination thereof, and an aliphatic hydrocarbon group, an aromatic hydrocarbon group and a complex. Examples thereof include a group consisting of a combination of at least one selected from ring groups and at least one selected from -O-, -CO-, -COO-, -OCO- and -NH-.
  • the number of carbon atoms of the aliphatic hydrocarbon group is preferably 1 to 30, more preferably 1 to 20, and even more preferably 1 to 15.
  • the aliphatic hydrocarbon group may be linear, branched or cyclic, and linear or branched is preferable.
  • the number of carbon atoms of the aromatic hydrocarbon group is preferably 6 to 30, more preferably 6 to 20, and even more preferably 6 to 10.
  • the heterocyclic group may be a non-aromatic heterocyclic group or an aromatic heterocyclic group.
  • the heterocyclic group is preferably a 5-membered ring or a 6-membered ring.
  • Examples of the heteroatom constituting the heterocyclic group include a nitrogen atom, an oxygen atom, and a sulfur atom.
  • the number of heteroatoms constituting the heterocyclic group is preferably 1 to 3.
  • the heterocyclic group may be a monocyclic ring or a fused ring. It is also preferable that the n-valent linking group represented by L 2 is a group derived from a polyfunctional alcohol.
  • Equation (M-2) a compound represented by the following formula (M-2) is more preferable.
  • R 2 represents a hydrogen atom or a methyl group
  • R 1 represents an alkylene group
  • m represents an integer of 1 to 30
  • n represents an integer of 3 or more
  • L 2 represents an n-valent linking group.
  • R 1 , L 2 , m, n in the formula (M-2) are synonymous with R 1 , L 2 , m, n in the formula (M-1), and the preferred range is also the same.
  • Examples of commercially available compounds having an ethylenically unsaturated bond-containing group and an alkyleneoxy group include KAYARAD T-1420 (T) and RP-1040 (manufactured by Nippon Kayaku Co., Ltd.).
  • dipentaerythritol tri (meth) acrylate (commercially available KAYARAD D-330, manufactured by Nippon Kayaku Co., Ltd.), dipentaerythritol tetra (meth) acrylate (commercially available KAYARAD D-320) , Nippon Kayaku Co., Ltd.), Dipentaerythritol penta (meth) acrylate (commercially available KAYARAD D-310, Nippon Kayaku Co., Ltd.), Dipentaerythritol hexa (meth) acrylate (commercially available) KAYARAD DPHA, manufactured by Nippon Kayaku Co., Ltd., NK ester A-DPH-12E, manufactured by Shin-Nakamura Chemical Industry Co., Ltd., and these (meth) acryloyl groups are mediated by ethylene glycol and / or propylene glycol residues.
  • SR454, SR499 commercially available from Sartmer
  • diglycerin EO ethylene oxide modified (meth) acrylate
  • pentaerythritol tetraacrylate manufactured by Shin-Nakamura Chemical Industry Co., Ltd., NK ester A
  • 1,6-hexanediol diacrylate manufactured by Nippon Kayaku Co., Ltd., KAYARAD HDDA
  • RP-1040 manufactured by Nippon Kayaku Co., Ltd.
  • Aronix M-402 manufactured by Toa Synthetic Co., Ltd.
  • Aronix TO-2349 manufactured by Toa Synthetic Co.
  • Examples of the polymerizable compound include trimethylolpropane tri (meth) acrylate, trimethylolpropane propylene oxide modified tri (meth) acrylate, trimethylolpropane ethylene oxide modified tri (meth) acrylate, isocyanuric acid ethylene oxide modified tri (meth) acrylate, and pentaerythritol. It is also preferable to use a trifunctional (meth) acrylate compound such as tri (meth) acrylate.
  • Commercially available trifunctional (meth) acrylate compounds include Aronix M-309, M-310, M-321, M-350, M-360, M-313, M-315, M-306, and M-305.
  • M-303, M-452, M-450 manufactured by Toagosei Co., Ltd.
  • a polymerizable compound having an acid group can also be used.
  • the polymerizable compound having an acid group By using a polymerizable compound having an acid group, the colored composition in the unexposed portion can be easily removed during development, and the generation of development residue can be suppressed.
  • the acid group include a carboxy group, a sulfo group, a phosphoric acid group and the like, and a carboxy group is preferable.
  • Examples of commercially available products of the polymerizable compound having an acid group include Aronix M-305, M-510, M-520, and Aronix TO-2349 (manufactured by Toagosei Co., Ltd.).
  • the preferable acid value of the polymerizable compound having an acid group is 0.1 to 40 mgKOH / g, and more preferably 5 to 30 mgKOH / g.
  • the acid value of the polymerizable compound is 0.1 mgKOH / g or more, the solubility in a developing solution is good, and when the acid value is 40 mgKOH / g or less, it is advantageous in production and handling.
  • a polymerizable compound having a caprolactone structure can also be used.
  • the polymerizable compound having a caprolactone structure is commercially available from Nippon Kayaku Co., Ltd. as the KAYARAD DPCA series, and examples thereof include DPCA-20, DPCA-30, DPCA-60, and DPCA-120.
  • a polymerizable compound having a fluorene skeleton can also be used.
  • examples of commercially available products of the polymerizable compound having a fluorene skeleton include Ogsol EA-0200 and EA-0300 (manufactured by Osaka Gas Chemical Co., Ltd., a (meth) acrylate monomer having a fluorene skeleton).
  • the polymerizable compound it is also preferable to use a compound that does not substantially contain an environmentally regulatory substance such as toluene.
  • an environmentally regulatory substance such as toluene.
  • commercially available products of such compounds include KAYARAD DPHA LT and KAYARAD DPEA-12 LT (manufactured by Nippon Kayaku Co., Ltd.).
  • Examples of the polymerizable compound include urethane acrylates as described in Japanese Patent Publication No. 48-041708, Japanese Patent Application Laid-Open No. 51-037193, Japanese Patent Laid-Open No. 02-0322293, and Japanese Patent Laid-Open No. 02-016765.
  • Urethane compounds having an ethylene oxide-based skeleton described in Japanese Patent Publication No. 58-049860, Japanese Patent Publication No. 56-017654, Japanese Patent Publication No. 62-039417, and Japanese Patent Publication No. 62-039418 are also suitable.
  • a polymerizable compound having an amino structure or a sulfide structure in the molecule described in JP-A-63-277653, JP-A-63-260909, and JP-A No. 01-105238.
  • the polymerizable compounds are UA-7200 (manufactured by Shin Nakamura Chemical Industry Co., Ltd.), DPHA-40H (manufactured by Nippon Kayaku Co., Ltd.), UA-306H, UA-306T, UA-306I, AH-600, Commercially available products such as T-600, AI-600, and LINK-202UA (manufactured by Kyoeisha Chemical Co., Ltd.) can also be used.
  • the content of the polymerizable compound is preferably 5 to 35% by mass in the total solid content of the coloring composition.
  • the upper limit is more preferably 30% by mass or less, and further preferably 25% by mass or less.
  • the lower limit is more preferably 10% by mass or more, further preferably 15% by mass or more.
  • the coloring composition of the present invention may contain only one kind of polymerizable compound, or may contain two or more kinds of polymerizable compounds. When two or more kinds of polymerizable compounds are contained, it is preferable that the total amount thereof is within the above range.
  • the coloring composition of the present invention contains a photopolymerization initiator.
  • the photopolymerization initiator is not particularly limited and may be appropriately selected from known photopolymerization initiators. For example, a compound having photosensitivity to light rays in the ultraviolet region to the visible region is preferable.
  • the photopolymerization initiator is preferably a photoradical polymerization initiator.
  • photopolymerization initiator examples include halogenated hydrocarbon derivatives (for example, compounds having a triazine skeleton, compounds having an oxadiazole skeleton, etc.), acylphosphine compounds, hexaarylbiimidazoles, oxime compounds, organic peroxides, and thio compounds. , Ketone compounds, aromatic onium salts, hydroxyalkylphenone compounds, aminoalkylphenone compounds, phenylglycilate compounds and the like.
  • the photopolymerization initiator is preferably at least one selected from an oxime compound, a hydroxyalkylphenone compound, an aminoalkylphenone compound, and an acylphosphine compound, and more preferably an oxime compound. ..
  • the photopolymerization initiator the compound described in paragraphs 0065 to 0111 of JP-A-2014-130173 and JP-A-6301489, MATERIAL STAGE 37-60p, vol. 19, No. 3, 2019 Peroxide-based Photopolymerization Initiator, International Publication No. 2018/221177, Photopolymerization Initiator, International Publication No.
  • phenylglycilate compound examples include phenylglycoxylic acid methyl ester.
  • examples of commercially available products include Omnirad MBF (manufactured by IGM Resins BV) and Irgacure MBF (manufactured by BASF).
  • acylphosphine compound examples include the acylphosphine compound described in Japanese Patent No. 4225898. Specific examples include bis (2,4,6-trimethylbenzoyl) -phenylphosphine oxide and the like.
  • examples of commercially available acylphosphine compounds include Omnirad 819, Omnirad TPO (above, manufactured by IGM Resins BV), Irgacure 819, and Irgacure TPO (above, manufactured by BASF).
  • aminoalkylphenone compound examples include the aminoalkylphenone compound described in JP-A No. 10-291969.
  • Commercially available products of the aminoalkylphenone compound include Omnirad 907, Omnirad 369, Omnirad 369E, Omnirad 379, Omnirad 379EG (all manufactured by IGM Resins B.V.), Irgarure 907, Irger9r , Irgacure 379EG (above, manufactured by BASF) and the like.
  • hydroxyalkylphenone compound examples include compounds represented by the following formula (V). Equation (V) In the formula, Rv 1 represents a substituent, Rv 2 and Rv 3 each independently represent a hydrogen atom or a substituent, and Rv 2 and Rv 3 may be bonded to each other to form a ring. m represents an integer from 0 to 5.
  • Examples of the substituent represented by Rv 1 include an alkyl group (preferably an alkyl group having 1 to 10 carbon atoms) and an alkoxy group (preferably an alkoxy group having 1 to 10 carbon atoms).
  • the alkyl group and the alkoxy group are preferably linear or branched, and more preferably linear.
  • the alkyl group and alkoxy group represented by Rv 1 may be unsubstituted or may have a substituent.
  • Examples of the substituent include a hydroxy group and a group having a hydroxyalkylphenone structure.
  • Examples of the group having a hydroxyalkylphenone structure include a benzene ring to which Rv 1 is bonded in the formula (V) or a group having a structure in which one hydrogen atom is removed from Rv 1 .
  • Rv 2 and Rv 3 independently represent a hydrogen atom or a substituent, respectively.
  • an alkyl group preferably an alkyl group having 1 to 10 carbon atoms
  • Rv 2 and Rv 3 may be bonded to each other to form a ring (preferably a ring having 4 to 8 carbon atoms, more preferably an aliphatic ring having 4 to 8 carbon atoms).
  • the alkyl group is preferably linear or branched, more preferably linear.
  • hydroxyalkylphenone compounds include Omnirad 184, Omnirad 1173, Omnirad 2959, Omnirad 127 (above, IGM Resins B.V.), Irgacure 184, Irgacure 1173, Irgacure 1173, Irgar Made) and so on.
  • Examples of the oxime compound include the compound described in JP-A-2001-233842, the compound described in JP-A-2000-080068, the compound described in JP-A-2006-342166, and J. Am. C. S. The compound according to Perkin II (1979, pp. 1653-1660), J. Mol. C. S. The compound described in Perkin II (1979, pp. 156-162), the compound described in Journal of Photopolisr Science and Technology (1995, pp. 202-232), the compound described in JP-A-2000-066385, the compound described in JP-A-2000-066385. Compounds described in JP-A-2004-534797, compounds described in JP-A-2017-109766, compounds described in Japanese Patent No.
  • oxime compound examples include 3-benzoyloxyiminobutane-2-one, 3-acetoxyiminovtan-2-one, 3-propionyloxyiminobutane-2-one, 2-acetoxyiminopentane-3-one, and the like.
  • 2-acetoxyimino-1-phenylpropane-1-one 2-benzoyloxyimino-1-phenylpropane-1-one, 3- (4-toluenesulfonyloxy) iminobutane-2-one, and 2-ethoxycarbonyloxy Examples thereof include imino-1-phenylpropane-1-one.
  • an oxime compound having a fluorene ring can also be used.
  • Specific examples of the oxime compound having a fluorene ring include the compound described in JP-A-2014-137466, the compound described in Japanese Patent No. 6636081, and the compound described in Korean Patent Publication No. 10-2016-0109444. Will be.
  • an oxime compound having a skeleton in which at least one benzene ring of the carbazole ring is a naphthalene ring can also be used.
  • Specific examples of such an oxime compound include the compounds described in International Publication No. 2013/083505.
  • an oxime compound having a fluorine atom can also be used as the photopolymerization initiator.
  • the oxime compound containing a fluorine atom is preferably a compound represented by the formula (OX-1).
  • Ar 1 and Ar 2 each independently represent an aromatic hydrocarbon ring which may have a substituent, and R 1 is an aryl group having a group containing a fluorine atom.
  • R 2 and R 3 independently represent an alkyl group or an aryl group, respectively.
  • the aromatic hydrocarbon ring represented by Ar 1 and Ar 2 in the formula (OX-1) may be a monocyclic ring or a condensed ring.
  • the number of carbon atoms constituting the ring of the aromatic hydrocarbon ring is preferably 6 to 20, more preferably 6 to 15, and particularly preferably 6 to 10.
  • the aromatic hydrocarbon ring is preferably a benzene ring or a naphthalene ring.
  • Ar 1 is preferably a benzene ring.
  • Ar 2 is preferably a benzene ring or a naphthalene ring, and more preferably a naphthalene ring.
  • Ar 1 and Ar 2 may have include an alkyl group, an aryl group, a heterocyclic group, a nitro group, a cyano group, a halogen atom, -OR X1 , -SR X1 , -COR X1 , and -COOR X1 . , -OCOR X1 , -NR X1 R X2 , -NHCOR X1 , -CONR X1 R X2 , -NHCONR X1 R X2 , -NHCOOR X1 , -SO 2 R X1 , -SO 2 OR X1 , -NHSO 2 R X1 etc.
  • RX1 and RX2 each independently represent a hydrogen atom, an alkyl group, an aryl group or a heterocyclic group.
  • the halogen atom include a fluorine atom, a chlorine atom, a bromine atom and an iodine atom, and a fluorine atom is preferable.
  • the number of carbon atoms of the alkyl group as a substituent and the alkyl group represented by RX1 and RX2 are preferably 1 to 30.
  • the alkyl group may be linear, branched or cyclic, but linear or branched is preferred.
  • the alkyl group may be partially or wholly substituted with a halogen atom (preferably a fluorine atom).
  • the alkyl group may have a part or all of hydrogen atoms substituted with the above-mentioned substituents.
  • the aryl group as a substituent and the aryl group represented by RX1 and RX2 preferably have 6 to 20 carbon atoms, more preferably 6 to 15 carbon atoms, still more preferably 6 to 10 carbon atoms.
  • the aryl group may be a monocyclic ring or a fused ring. Further, the aryl group may have a part or all of hydrogen atoms substituted with the above-mentioned substituents.
  • the heterocyclic group as a substituent and the heterocyclic group represented by RX1 and RX2 are preferably a 5-membered ring or a 6-membered ring.
  • the heterocyclic group may be a monocyclic ring or a fused ring.
  • the number of carbon atoms constituting the heterocyclic group is preferably 3 to 30, more preferably 3 to 18, and even more preferably 3 to 12.
  • the number of heteroatoms constituting the heterocyclic group is preferably 1 to 3.
  • the hetero atom constituting the heterocyclic group is preferably a nitrogen atom, an oxygen atom or a sulfur atom. Further, in the heterocyclic group, a part or all of a hydrogen atom may be substituted with the above-mentioned substituent.
  • the aromatic hydrocarbon ring represented by Ar 1 is preferably an unsubstituted aromatic hydrocarbon ring.
  • the aromatic hydrocarbon ring represented by Ar 2 preferably has a substituent.
  • -COR X1 is preferable.
  • RX1 is preferably an alkyl group, an aryl group or a heterocyclic group, more preferably an aryl group.
  • the aryl group may have a substituent or may be unsubstituted. Examples of the substituent include an alkyl group having 1 to 10 carbon atoms.
  • R 1 of the formula (OX-1) represents an aryl group having a group containing a fluorine atom.
  • the aryl group preferably has 6 to 20 carbon atoms, more preferably 6 to 15 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • the group containing a fluorine atom is preferably an alkyl group having a fluorine atom (hereinafter, also referred to as a fluorine-containing alkyl group) and a group containing an alkyl group having a fluorine atom (hereinafter, also referred to as a fluorine-containing group).
  • the fluorine-containing groups include -OR F1 , -SR F1 , -COR F1 , -COOR F1 , -OCOR F1 , -NR F1 R F2 , -NHCOR F1 , -CONR F1 R F2 , -NHCONR F1 R F2 , and -NHCOOR. At least one group selected from F1 , -SO 2 R F1 , -SO 2 OR F1 and -NHSO 2 R F1 is preferred.
  • RF1 represents a fluorine-containing alkyl group
  • RF2 represents a hydrogen atom, an alkyl group, a fluorine-containing alkyl group, an aryl group or a heterocyclic group.
  • the fluorine-containing group is preferably -OR F1 .
  • the fluorine-containing alkyl group represented by RF1 and RF2 and the alkyl group represented by RF2 preferably have 1 to 20 carbon atoms, more preferably 1 to 15 carbon atoms, further preferably 1 to 10 carbon atoms, and particularly preferably 1 to 4 carbon atoms. ..
  • the fluorine-containing alkyl group and the alkyl group may be linear, branched or cyclic, but linear or branched is preferable.
  • the substitution rate of the fluorine atom is preferably 40 to 100%, more preferably 50 to 100%, still more preferably 60 to 100%.
  • the substitution rate of fluorine atoms means the ratio (%) of the number of substitutions to fluorine atoms to the number of total hydrogen atoms of the alkyl group.
  • the aryl group represented by RF2 preferably has 6 to 20 carbon atoms, more preferably 6 to 15 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • the heterocyclic group represented by RF2 is preferably a 5-membered ring or a 6-membered ring.
  • the heterocyclic group may be a monocyclic ring or a fused ring.
  • the number of condensations is preferably 2 to 8, more preferably 2 to 6, further preferably 3 to 5, and particularly preferably 3 to 4.
  • the number of carbon atoms constituting the heterocyclic group is preferably 3 to 40, more preferably 3 to 30, and even more preferably 3 to 20.
  • the number of heteroatoms constituting the heterocyclic group is preferably 1 to 3.
  • the hetero atom constituting the heterocyclic group is preferably a nitrogen atom, an oxygen atom or a sulfur atom, and more preferably a nitrogen atom.
  • the group containing a fluorine atom preferably has a terminal structure represented by the formula (1) or (2).
  • * In the formula represents a connecting hand. * -CHF 2 (1) * -CF 3 (2)
  • R 2 of the formula (OX-1) represents an alkyl group or an aryl group, and an alkyl group is preferable.
  • the alkyl group and the aryl group may be unsubstituted or may have a substituent. Examples of the substituent include the substituents described in the above-mentioned substituents that Ar 1 and Ar 2 may have.
  • the number of carbon atoms of the alkyl group is preferably 1 to 20, more preferably 1 to 15, further preferably 1 to 10, and particularly preferably 1 to 4.
  • the alkyl group may be linear, branched or cyclic, but linear or branched is preferred.
  • the aryl group preferably has 6 to 20 carbon atoms, more preferably 6 to 15 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • R 3 of the formula (OX-1) represents an alkyl group or an aryl group, and an alkyl group is preferable.
  • the alkyl group and the aryl group may be unsubstituted or may have a substituent. Examples of the substituent include the substituents described above as the substituents that Ar 1 and Ar 2 may have.
  • the number of carbon atoms of the alkyl group represented by R 3 is preferably 1 to 20, more preferably 1 to 15, and even more preferably 1 to 10.
  • the alkyl group may be linear, branched or cyclic, but linear or branched is preferred.
  • the aryl group represented by R 3 preferably has 6 to 20 carbon atoms, more preferably 6 to 15 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • oxime compound having a fluorine atom examples include compounds described in JP-A-2010-262028, compounds 24, 36-40 described in JP-A-2014-500852, and JP-A-2013-164471.
  • Compound (C-3) and the like can be mentioned.
  • an oxime compound having a nitro group can be used as the photopolymerization initiator.
  • the oxime compound having a nitro group is also preferably a dimer.
  • Specific examples of the oxime compound having a nitro group include the compounds described in paragraphs 0031 to 0047 of JP2013-114249A and paragraphs 0008-0012 and 0070-0079 of JP-A-2014-137466. Examples thereof include the compound described in paragraphs 0007 to 0025 of Japanese Patent No. 4223071, ADEKA ARCULDS NCI-831 (manufactured by ADEKA Corporation).
  • an oxime compound having a benzofuran skeleton can also be used.
  • Specific examples include OE-01 to OE-75 described in International Publication No. 2015/036910.
  • an oxime compound in which a substituent having a hydroxy group is bonded to the carbazole skeleton can also be used.
  • Examples of such a photopolymerization initiator include the compounds described in International Publication No. 2019/088055.
  • the photopolymerization initiator A1 having an extinction coefficient of 1.0 ⁇ 10 3 mL / g cm or more in methanol and the extinction coefficient of 365 nm in methanol are 1. It is also preferable to use in combination with the photopolymerization initiator A2 having an extinction coefficient of 0 ⁇ 10 2 mL / g cm or less and a wavelength of 254 nm of 1.0 ⁇ 10 3 mL / g cm or more.
  • the coloring composition is easily cured sufficiently by exposure, and the flatness is good in a low temperature process (for example, a process at a temperature of 150 ° C.
  • the photopolymerization initiator A1 and the photopolymerization initiator A2 it is preferable to select and use a compound having the above-mentioned extinction coefficient from the above-mentioned compounds.
  • the absorption coefficient of the photopolymerization initiator at the above wavelength is a value measured as follows. That is, it was calculated by dissolving the photopolymerization initiator in methanol to prepare a measurement solution and measuring the absorbance of the above-mentioned measurement solution. Specifically, the above-mentioned measurement solution was placed in a glass cell having a width of 1 cm, and the absorbance was measured using a UV-Vis-NIR spectrum meter (Cary5000) manufactured by Agilent Technologies. The absorbance coefficient (mL / gcm) at 254 nm was calculated. In the above formula, ⁇ represents the extinction coefficient (mL / gcm), A represents the absorbance, c represents the concentration of the photopolymerization initiator (g / mL), and l represents the optical path length (cm).
  • the extinction coefficient of the photopolymerization initiator A1 in methanol at a wavelength of 365 nm is 1.0 ⁇ 10 3 mL / g cm or more, preferably 1.0 ⁇ 10 4 mL / g cm or more, preferably 1.1 ⁇ . It is more preferably 10 4 mL / g cm or more, further preferably 1.2 ⁇ 10 4 to 1.0 ⁇ 10 5 mL / g cm, and 1.3 ⁇ 10 4 to 5.0 ⁇ 10 4 mL. It is even more preferably / gcm, and particularly preferably 1.5 ⁇ 10 4 to 3.0 ⁇ 10 4 mL / gcm.
  • the extinction coefficient of light having a wavelength of 254 nm in methanol of the photopolymerization initiator A1 is preferably 1.0 ⁇ 10 4 to 1.0 ⁇ 10 5 mL / g cm, preferably 1.5 ⁇ 10 4 to. It is more preferably 9.5 ⁇ 10 4 mL / gcm, and even more preferably 3.0 ⁇ 10 4 to 8.0 ⁇ 10 4 mL / gcm.
  • an oxime compound, an aminoalkylphenone compound, and an acylphosphine compound are preferable, an oxime compound and an acylphosphine compound are more preferable, an oxime compound is further preferable, and compatibility with other components contained in the composition.
  • the oxime compound contains a fluorine atom.
  • the oxime compound containing a fluorine atom the compound represented by the above-mentioned formula (OX-1) is preferable.
  • photopolymerization initiator A1 examples include 1,2-octanedione, 1- [4- (phenylthio)-, 2- (O-benzoyloxime)] (commercially available products include, for example, Irgure OXE01, BASF). , Etanon, 1- [9-ethyl-6- (2-methylbenzoyl) -9H-carbazole-3-yl]-, 1- (O-acetyloxime) (commercially available products include, for example, Irgacure OXE02, BASF), (C-13), (C-14), (C-17) and the like shown in the above-mentioned specific examples of the oxime compound can be mentioned.
  • the extinction coefficient of the light having a wavelength of 365 nm in methanol of the photopolymerization initiator A2 is 1.0 ⁇ 10 2 mL / gcm or less, preferably 10 to 1.0 ⁇ 10 2 mL / gcm, 20 More preferably, it is ⁇ 1.0 ⁇ 10 2 mL / g cm.
  • the difference between the extinction coefficient of light having a wavelength of 365 nm in methanol of the photopolymerization initiator A1 and the extinction coefficient of light having a wavelength of 365 nm in methanol of the photopolymerization initiator A2 is 9.0 ⁇ 10 2 mL.
  • the extinction coefficient of light having a wavelength of 254 nm in methanol of the photopolymerization initiator A2 is 1.0 ⁇ 10 3 mL / gcm or more, and 1.0 ⁇ 10 3 to 1.0 ⁇ 10 6 mL / gcm. It is preferably 5.0 ⁇ 10 3 to 1.0 ⁇ 10 5 mL / g cm.
  • a hydroxyalkylphenone compound, a phenylglioxylate compound, an aminoalkylphenone compound and an acylphosphine compound are preferable, a hydroxyalkylphenone compound and a phenylglycilate compound are more preferable, and a hydroxyalkylphenone compound is further preferable.
  • the hydroxyalkylphenone compound the compound represented by the above-mentioned formula (V) is preferable.
  • photopolymerization initiator A2 examples include 1-hydroxy-cyclohexyl-phenyl-ketone and 1- [4- (2-hydroxyethoxy) -phenyl] -2-hydroxy-2-methyl-1-propane-1-. On etc. can be mentioned.
  • examples of commercially available products of the photopolymerization initiator A2 include Omnirad 2959 (hydroxyalkylphenone compound manufactured by IGM Resins BV).
  • the photopolymerization initiator A1 As a combination of the photopolymerization initiator A1 and the photopolymerization initiator A2, a combination in which the photopolymerization initiator A1 is an oxime compound and the photopolymerization initiator A2 is a hydroxyalkylphenone compound is preferable, and the photopolymerization initiator A1 is A combination of an oxime compound in which the photopolymerization initiator A2 is a compound represented by the above-mentioned formula (V) is more preferable, the photopolymerization initiator A1 is an oxime compound containing a fluorine atom, and the photopolymerization initiator A2 is A combination of the compounds represented by the above formula (V) is particularly preferable.
  • the content of the photopolymerization initiator is preferably 3 to 25% by mass in the total solid content of the coloring composition.
  • the lower limit is more preferably 5% by mass or more, further preferably 7.5% by mass or more, further preferably 8% by mass or more, still more preferably 9% by mass or more. It is particularly preferable that it is 10% by mass or more.
  • the upper limit is more preferably 20% by mass or less, further preferably 17.5% by mass or less, and even more preferably 15% by mass or less.
  • the photopolymerization initiator may be used alone or in combination of two or more. When two or more types are used in combination, it is preferable that the total amount thereof is within the above range.
  • the content M of the polymerizable compound in the total solid content of the coloring composition and the content I of the photopolymerization initiator in the total solid content of the coloring composition on a mass% basis.
  • the ratio (M / I) with and to is preferably 20 or less.
  • the upper limit of the above ratio is more preferably 10 or less, further preferably 5 or less, further preferably 3 or less, and particularly preferably 2 or less.
  • the lower limit of the ratio is preferably 0.1 or more, and more preferably 0.5 or more.
  • the content of the oxime compound is preferably 3 to 25% by mass in the total solid content of the coloring composition.
  • the lower limit is more preferably 5% by mass or more, further preferably 7.5% by mass or more, further preferably 8% by mass or more, still more preferably 9% by mass or more. It is particularly preferable that it is 10% by mass or more.
  • the upper limit is more preferably 20% by mass or less, further preferably 17.5% by mass or less, and even more preferably 15% by mass or less.
  • the oxime compound may be used alone or in combination of two or more. When two or more types are used in combination, it is preferable that the total amount thereof is within the above range.
  • the content M of the polymerizable compound in the total solid content of the coloring composition and the content IO of the oxime compound in the total solid content of the coloring composition on a mass% basis.
  • the ratio (M / IO ) of is preferably 20 or less.
  • the upper limit of the ratio is more preferably 10 or less, further preferably 5 or less, further preferably 3 or less, and particularly preferably 2 or less.
  • the lower limit of the ratio is preferably 0.1 or more, and more preferably 0.5 or more.
  • the content of the photopolymerization initiator A1 is 3 to 25% by mass in the total solid content of the coloring composition. Is preferable.
  • the lower limit is more preferably 5% by mass or more, further preferably 7.5% by mass or more, further preferably 8% by mass or more, still more preferably 9% by mass or more. It is particularly preferable that it is 10% by mass or more.
  • the upper limit is more preferably 20% by mass or less, further preferably 17.5% by mass or less, and even more preferably 15% by mass or less.
  • the ratio with and (M / I A1 ) is preferably 20 or less.
  • the upper limit of the ratio is more preferably 10 or less, further preferably 5 or less, further preferably 3 or less, and particularly preferably 2 or less.
  • the lower limit of the ratio is preferably 0.1 or more, and more preferably 0.5 or more.
  • the content of the photopolymerization initiator A2 is 0.1 to 10.0 in the total solid content of the coloring composition. It is preferably by mass%.
  • the lower limit is more preferably 0.5% by mass or more, further preferably 1.0% by mass or more, and even more preferably 1.5% by mass or more.
  • the upper limit is more preferably 9.0% by mass or less, further preferably 8.0% by mass or less, and even more preferably 7.0% by mass or less.
  • the coloring composition of the present invention comprises 100 parts by mass of the photopolymerization initiator A1.
  • the upper limit is more preferably 175 parts by mass or less, and further preferably 150 parts by mass or less.
  • the lower limit is more preferably 60 parts by mass or more, and further preferably 70 parts by mass or more.
  • a cured film having excellent properties such as solvent resistance can be formed in a low temperature process (for example, a process at a temperature of 150 ° C.
  • the total amount of each of them satisfies the above requirements.
  • the photopolymerization initiator A1 and the photopolymerization initiator in the total solid content of the coloring composition are used.
  • the total content with the agent A2 is preferably 3.1 to 25% by mass.
  • the lower limit is more preferably 4% by mass or more, further preferably 5% by mass or more, further preferably 7.5% by mass or more, still more preferably 8% by mass or more. It is even more preferably 9% by mass or more, and particularly preferably 10% by mass or more.
  • the upper limit is more preferably 20% by mass or less, further preferably 17.5% by mass or less, and even more preferably 15% by mass or less.
  • the coloring composition of the present invention may contain a photopolymerization initiator other than the photopolymerization initiator A1 and the photopolymerization initiator A2 (hereinafter, also referred to as other photopolymerization initiators) as the photopolymerization initiator. It is preferable that the other photopolymerization initiator is substantially not contained. When the content of the other photopolymerization initiator is substantially not contained, the content of the other photopolymerization initiator is 1 part by mass with respect to 100 parts by mass of the total of the photopolymerization initiator A1 and the photopolymerization initiator A2. It means that it is the following, more preferably 0.5 parts by mass or less, further preferably 0.1 part by mass or less, and further preferably not containing another photopolymerization initiator.
  • the coloring composition of the present invention contains a compound having a cyclic ether group.
  • the cyclic ether group include an epoxy group and an oxetanyl group, and an epoxy group is preferable.
  • the epoxy group may be an alicyclic epoxy group.
  • the alicyclic epoxy group means a monovalent functional group having a cyclic structure in which an epoxy ring and a saturated hydrocarbon ring are condensed.
  • the cyclic ether group is represented by a group represented by the formula (e-1), a group represented by the formula (e-2), a group represented by the formula (e-3) and a group represented by the formula (e-4). It is preferably at least one selected from the groups, and more preferably the group represented by the formula (e-1).
  • n in the formula (e-1) is 0, the group represented by the formula (e-1) is an epoxy group, and when n is 1, it is represented by the formula (e-1).
  • the group is an oxetanyl group.
  • the group represented by the formula (e-2), the group represented by the formula (e-3) and the group represented by the formula (e-4) are alicyclic epoxy groups.
  • RE1 represents a hydrogen atom or an alkyl group, n represents 0 or 1, and * represents a bond;
  • ring A E1 represents a monocyclic aliphatic hydrocarbon ring, and * represents a bond;
  • * represents a bond.
  • the number of carbon atoms of the alkyl group represented by RE1 is preferably 1 to 20, more preferably 1 to 10, further preferably 1 to 5, and particularly preferably 1 to 3.
  • the alkyl group represented by RE1 is preferably linear or branched, and more preferably linear.
  • RE1 is a hydrogen atom.
  • n is 1, it is preferable that RE1 is a hydrogen atom or an alkyl group having 1 to 3 carbon atoms.
  • the formula (e-1) is a group represented by the following formula (e-1a).
  • the monocyclic aliphatic hydrocarbon ring represented by the ring AE1 of the formula (e-2) is preferably a 5- to 7-membered aliphatic hydrocarbon ring, and is preferably a 5-membered or 6-membered aliphatic ring. It is more preferably a hydrocarbon ring, and even more preferably a 6-membered aliphatic hydrocarbon ring. Specific examples include a cyclopentane ring, a cyclohexane ring, and a cycloheptane ring, preferably a cyclopentane ring or a cyclohexane ring, and more preferably a cyclohexane ring. Specific examples of the group represented by the formula (e-2) include the groups shown below.
  • the compound having a cyclic ether group it is also preferable to use a compound having an epoxy group and a compound having an oxetanyl group in combination. According to this aspect, a sufficiently cured cured film can be formed even by heating at a relatively low temperature, and the occurrence of color mixing can be suppressed more effectively.
  • the mass ratio of the compound having an epoxy group to the compound having an oxetanyl group is 100 parts by mass of the compound having an epoxy group.
  • the amount of the compound containing the above is preferably 10 to 300 parts by mass, more preferably 20 to 200 parts by mass, still more preferably 50 to 150 parts by mass.
  • the compound having a cyclic ether group may be a monomer or a polymer compound.
  • its molecular weight is preferably less than 1500, more preferably 100 to 1250, and even more preferably 300 to 1000.
  • the compound having a cyclic ether group is a polymer compound, its weight average molecular weight is preferably 1500 or more, more preferably 1750 or more, still more preferably 2000 or more.
  • the upper limit is preferably 30,000 or less, more preferably 20,000 or less, and even more preferably 10,000 or less.
  • the compound having a cyclic ether group it is preferable to use a compound having a weight average molecular weight of 1500 or more. According to this aspect, a sufficiently cured cured film can be formed even by heating at a relatively low temperature, and the occurrence of color mixing can be suppressed more effectively. Further, as the compound having a cyclic ether group, it is also preferable to use a compound having a weight average molecular weight of 1500 or more and a compound having a molecular weight of less than 1500 in combination.
  • the mass ratio of the compound having a weight average molecular weight of 1500 or more to the compound having a molecular weight of less than 1500 is 5 to 200 parts by mass for the compound having a molecular weight of less than 1500 with respect to 100 parts by mass of the compound having a weight average molecular weight of 1500 or more. It is preferably 10 to 100 parts by mass, more preferably 25 to 75 parts by mass.
  • the content of the cyclic ether group of the compound having a cyclic ether group is preferably 2.0 to 6.5 mmol / g, more preferably 2.5 to 6.3 mmol / g, and 3.0 to 6.3 to 6.3 mmol / g. It is more preferably 6.0 mmol / g.
  • the content of the cyclic ether group is preferably 2.0 to 7.0 mmol / g, preferably 3.0 to 6.5 mmol / g. It is more preferably present, and even more preferably 3.5 to 6.0 mmol / g.
  • the content of the cyclic ether group is preferably 2.5 to 6.5 mmol / g, preferably 3.0 to 6.3 mmol / g. Is more preferable, and 3.5 to 6.0 mmol / g is further preferable.
  • the content of the cyclic ether group of the compound having a cyclic ether group is a value calculated by dividing the number of cyclic ether groups contained in the compound having a cyclic ether group by the molecular weight of the compound having a cyclic ether group. ..
  • the coloring composition of the present invention it is preferable to use a compound containing a repeating unit having a cyclic ether group as the compound having a cyclic ether group.
  • the repeating unit having a cyclic ether group include a repeating unit represented by the formula (A1).
  • X a1 represents a trivalent linking group
  • La 1 represents a single bond or a divalent linking group
  • Z a1 represents a cyclic ether group.
  • the trivalent linking group represented by Xa1 of the formula (A1) includes a poly (meth) acrylic linking group, a polyalkyleneimine-based linking group, a polyester-based linking group, a polyurethane-based linking group, a polyurea-based linking group, and a polyamide-based linking group.
  • Examples include linking groups, polyether-based linking groups, polystyrene-based linking groups, bisphenol-based linking groups, novolak-based linking groups, poly (meth) acrylic-based linking groups, polyether-based linking groups, polyester-based linking groups, and bisphenol-based linking groups.
  • the linking group and the novolak-based linking group are preferable, the polyether-based linking group, the novolak-based linking group and the poly (meth) acrylic-based linking group are more preferable, and the polyether-based linking group and the poly (meth) acrylic-based linking group are further preferable.
  • Polyester-based linking groups are particularly preferred.
  • the divalent linking group represented by La1 of the formula ( A1 ) includes an alkylene group (preferably an alkylene group having 1 to 12 carbon atoms), an arylene group (preferably an arylene group having 6 to 20 carbon atoms), and -NH-. , -SO-, -SO 2- , -CO-, -O-, -COO-, -OCO-, -S- and groups consisting of a combination of two or more of these can be mentioned.
  • the alkylene group may be linear, branched, or cyclic, and is preferably linear or branched. Further, the alkylene group may have a substituent or may be unsubstituted. Examples of the substituent include a hydroxy group and an alkoxy group.
  • Examples of the cyclic ether group represented by Z a1 of the formula (A1) include an epoxy group and an oxetanyl group, and an epoxy group is preferable. Further, the cyclic ether group represented by Z a1 is preferably a group represented by the formula (e-1) or a group represented by the formula (e-2), and is represented by the formula (e-1). It is more preferable that it is a group to be used.
  • the repeating unit having a cyclic ether group is preferably a repeating unit having a polyether structure, a repeating unit having a novolak structure, or a repeating unit having a (meth) acrylic structure, and a repeating unit having a polyether structure or a (meth) structure. It is more preferably a repeating unit having an acrylic structure, and even more preferably a repeating unit having a polyether structure.
  • the repeating unit having a cyclic ether group preferably contains an aliphatic hydrocarbon ring in the main chain structure.
  • the aliphatic hydrocarbon ring contained in the main chain structure is preferably a saturated aliphatic hydrocarbon ring.
  • the hydrophobicity of the main chain makes it easy for a compound having a cyclic ether group to be present in the vicinity of the pigment, and it is easy to form a cured film in which color mixing with other colors is more suppressed.
  • the aliphatic hydrocarbon ring contained in the main chain structure may be a monocyclic ring, a condensed ring or a crosslinked ring, but is preferably a monocyclic ring.
  • aliphatic hydrocarbon ring examples include a cyclohexane ring, a cyclopentane ring, a cycloheptane ring, and the like, and a cyclohexane ring is preferable.
  • the repeating unit having a cyclic ether group is preferably a repeating unit having a polyether structure containing an aliphatic hydrocarbon ring.
  • Examples of the repeating unit of the polyether structure containing the aliphatic hydrocarbon ring include the repeating unit represented by the formula (A2).
  • X a2 represents a trivalent aliphatic hydrocarbon ring group
  • La 2 represents a single bond or a divalent linking group
  • Z a 2 represents a cyclic ether group.
  • Examples of the trivalent aliphatic hydrocarbon ring group represented by Xa2 include a cyclohexane ring group, a cyclopentane ring, and a cycloheptane ring, and a cyclohexane ring group is preferable.
  • Examples of the divalent linking group represented by La2 include an alkylene group (preferably an alkylene group having 1 to 12 carbon atoms), an arylene group (preferably an arylene group having 6 to 20 carbon atoms), -NH-, and -SO-. Examples thereof include -SO 2- , -CO-, -O-, -COO-, -OCO-, -S-, and a group consisting of a combination of two or more of these.
  • the alkylene group may be linear, branched, or cyclic, and is preferably linear or branched. Further, the alkylene group may have a substituent or may be unsubstituted. Examples of the substituent include a hydroxy group and an alkoxy group.
  • La2 is preferably a single bond.
  • Examples of the cyclic ether group represented by Z a2 include an epoxy group and an oxetanyl group, and an epoxy group is preferable. Further, the cyclic ether group represented by Z a2 is preferably a group represented by the formula (e-1) or a group represented by the formula (e-2), and is represented by the formula (e-1). It is more preferable that it is a group to be used.
  • the compound having a cyclic ether group may have another repeating unit in addition to the repeating unit having a cyclic ether group.
  • Other repeating units include a repeating unit having an acid group (hereinafter, also referred to as a repeating unit B-1) and a repeating unit having a group in which the acid group is protected by a protective group (hereinafter, also referred to as a repeating unit B-2). , Repeating unit having a polymerizable group (hereinafter, repeating unit B-3) and the like.
  • the compound having a cyclic ether group has the repeating unit B-1, a cured film that is sufficiently cured even by heating at a relatively low temperature can be formed, and a cured film in which color mixing with other colors is more suppressed is formed. be able to. Further, when the unexposed portion is exposed in a pattern using the coloring composition, the unexposed portion can be easily developed and removed with a developing solution, the developability is excellent, and the generation of the residue in the unexposed portion can be further suppressed. Further, when the compound having a cyclic ether group contains the repeating unit B-2, the storage stability of the coloring composition can be further improved.
  • Examples of the acid group contained in the repeating unit B-1 and the acid group protected by the protecting group in the repeating unit B-2 include a phenolic hydroxy group, a carboxy group, a sulfo group and a phosphoric acid group.
  • a phenolic hydroxy group or a carboxy group is preferable, and a carboxy group is more preferable.
  • Examples of the protecting group that protects the acid group in the repeating unit B-2 include a group that decomposes and is eliminated by the action of an acid or a base.
  • the protecting group is preferably a group represented by any of the formulas (Y1) to (Y5), and is a group represented by the formula (Y3) or the formula (Y5) because it is easy to deprotect. Is more preferable.
  • RY1 to RY3 each independently represent an alkyl group, and two of RY1 to RY3 may be bonded to form a ring;
  • RY4 to RY6 each independently represent an alkyl group, and two of RY4 to RY6 may be bonded to form a ring;
  • RY7 and RY8 each independently represent a hydrogen atom, an alkyl group or an aryl group, at least one of RY7 and RY8 is an alkyl group or an aryl group, and RY9 is an alkyl.
  • Representing a group or aryl group, RY7 or RY8 and RY9 may be combined to form a ring;
  • Ar Y1 represents an aryl group and RY10 represents an alkyl or aryl group;
  • RY11 represents an alkyl or aryl group.
  • the number of carbon atoms of the alkyl group represented by RY1 to RY3 in the formula ( Y1 ) is preferably 1 to 12, more preferably 1 to 6, and even more preferably 1 to 4.
  • the alkyl group may be linear, branched or cyclic, but is preferably linear or branched. In the formula ( Y1 ), two of RY1 to RY3 may be combined to form a ring.
  • the ring formed by combining the two of RY1 to RY3 includes a monocyclic cycloalkyl group such as a cyclopentyl group or a cyclohexyl group, a norbornyl group, a tetracyclodecanyl group, a tetracyclododecanyl group, and an adamantyl.
  • a monocyclic cycloalkyl group such as a group
  • a monocyclic cycloalkyl group having 5 to 6 carbon atoms is preferable.
  • one of the methylene groups constituting the ring may be replaced with a hetero atom such as an oxygen atom or a group having a hetero atom such as a carbonyl group.
  • the number of carbon atoms of the alkyl group represented by RY4 to RY6 in the formula (Y2) is preferably 1 to 12, more preferably 1 to 6, and even more preferably 1 to 4.
  • the alkyl group may be linear, branched or cyclic, but is preferably linear or branched. It is preferable that at least two of RY4 to RY6 of the formula (Y2) are methyl groups. In the formula (Y2), two of RY4 to RY6 may be combined to form a ring. Examples of the ring formed include the ring described by the formula (Y1).
  • RY7 and RY8 each independently represent a hydrogen atom, an alkyl group or an aryl group, at least one of RY7 and RY8 is an alkyl group or an aryl group, and RY9 is an alkyl. It represents a group or an aryl group, and RY7 or RY8 may be bonded to RY9 to form a ring.
  • the alkyl group may be linear, branched or cyclic.
  • the number of carbon atoms of the alkyl group is preferably 1 to 12, more preferably 1 to 6, and even more preferably 1 to 4.
  • the aryl group preferably has 6 to 20 carbon atoms, more preferably 6 to 12 carbon atoms.
  • Examples of the ring formed by binding RY7 or RY8 and RY9 include a tetrahydrofuranyl group and a tetrahydropyranyl group.
  • RY7 or RY8 and RY9 are combined to form a ring.
  • one of RY7 and RY8 is a hydrogen atom.
  • Ar Y1 represents an aryl group
  • RY10 represents an alkyl group or an aryl group
  • Ar Y1 and RY10 may be bonded to each other to form a ring.
  • the number of carbon atoms of the alkyl group is preferably 1 to 12, more preferably 1 to 6, and even more preferably 1 to 4.
  • the aryl group preferably has 6 to 20 carbon atoms, more preferably 6 to 12 carbon atoms.
  • RY10 is preferably an alkyl group.
  • RY11 represents an alkyl group or an aryl group, and is preferably an alkyl group.
  • the number of carbon atoms of the alkyl group is preferably 1 to 12, more preferably 1 to 6, and even more preferably 1 to 4.
  • the aryl group preferably has 6 to 20 carbon atoms, more preferably 6 to 12 carbon atoms.
  • the molecular weight of the protecting group is preferably 40 to 200, more preferably 40 to 150, and even more preferably 40 to 120.
  • a coloring composition having excellent storage stability and excellent curability at a low temperature can be obtained.
  • protective group examples include 1-methoxyethyl group, 1-ethoxyethyl group, 1-n-propoxyethyl group, 1-n-butoxyethyl group, 1-t-butoxyethyl group and 1-cyclopentyloxyethyl group.
  • Examples of the polymerizable group of the repeating unit B-3 include ethylenically unsaturated bond-containing groups such as a vinyl group, a (meth) allyl group, and a (meth) acryloyl group.
  • repeating unit B-1 examples include a repeating unit represented by the following formula (B1). Further, as the repeating unit B-2, a repeating unit represented by the following formula (B2) can be mentioned. Further, as the repeating unit B-3, a repeating unit represented by the following formula (B3) can be mentioned.
  • X b1 represents a trivalent linking group
  • L b1 represents a single bond or a divalent linking group
  • Z b1 represents an acid group.
  • X b2 represents a trivalent linking group
  • L b2 represents a single-bonded or divalent linking group
  • Z b2 represents a group in which the acid group is protected by a protective group (B3).
  • X b3 represents a trivalent linking group
  • L b3 represents a single bond or a divalent linking group
  • Z b3 represents a polymerizable group.
  • the trivalent linking group represented by X b1 of the formula (B1), the trivalent linking group represented by X b2 of the formula (B2), and the trivalent linking group represented by X b3 of the formula (B3) are not particularly limited. do not have.
  • Examples thereof include a system-based linking group and a novolak-based linking group, and poly (meth) acrylic-based linking groups, polyether-based linking groups, polyester-based linking groups, bisphenol-based linking groups and novolac-based linking groups are preferable, and poly (meth) acrylic is preferable.
  • System linking groups are more preferred.
  • the divalent linking group represented by L b1 of the formula (B1), the divalent linking group represented by L b2 of the formula (B2), and the divalent linking group represented by L b3 of the formula (B3) include an alkylene group (as a divalent linking group).
  • the alkylene group may be linear, branched, or cyclic, and is preferably linear or branched. Further, the alkylene group may have a substituent or may be unsubstituted. Examples of the substituent include a hydroxy group and an alkoxy group.
  • Examples of the acid group represented by Z b1 of the formula (B1) include a phenolic hydroxy group, a carboxy group, a sulfo group and a phosphoric acid group, and a phenolic hydroxy group or a carboxy group is preferable, and the acid group is a carboxy group. Is more preferable.
  • Examples of the group in which the acid group represented by Z b2 of the formula (B2) is protected by a protecting group include a group in which the acid group is protected by a group represented by any of the above-mentioned formulas (Y1) to (Y5). It is preferable that the acid group is a group protected by a group represented by the formula (Y3) or the formula (Y5).
  • Examples of the acid group include a phenolic hydroxy group, a carboxy group, a sulfo group and a phosphoric acid group, and a phenolic hydroxy group or a carboxy group is preferable, and a carboxy group is more preferable.
  • Examples of the polymerizable group represented by Z b3 of the formula (B3) include an ethylenically unsaturated bond-containing group such as a vinyl group, a (meth) allyl group, and a (meth) acryloyl group.
  • the content of the unit B-1 in the compound having a cyclic ether group is 5 to 85 mol% in all the repeating units of the compound having a cyclic ether group. It is preferable to have.
  • the upper limit is more preferably 60 mol% or less, further preferably 40 mol% or less.
  • the lower limit is more preferably 8 mol% or more, further preferably 10 mol% or more.
  • the content of the unit B-2 in the compound having a cyclic ether group is 1 to 65 mol% in all the repeating units of the compound having a cyclic ether group. It is preferable to have.
  • the upper limit is more preferably 45 mol% or less, further preferably 30 mol% or less.
  • the lower limit is more preferably 2 mol% or more, further preferably 3 mol% or more.
  • the compound having a cyclic ether group contains a repeating unit B-1 and a repeating unit B-2, respectively, the compound having a cyclic ether group has a repeating unit B-2 for 1 mol of the repeating unit B-1. It preferably contains 0.4 to 3.2 mol, more preferably 0.8 to 2.8 mol, and even more preferably 1.2 to 2.4 mol. According to this aspect, the storage stability of the coloring composition, the developability, and the suppression of the color mixing of the obtained cured film can be made parallel at a higher level.
  • the content of the unit B-3 in the compound having a cyclic ether group is 1 to 65 mol% in all the repeating units of the compound having a cyclic ether group. It is preferable to have.
  • the upper limit is more preferably 45 mol% or less, further preferably 30 mol% or less.
  • the lower limit is more preferably 2 mol% or more, further preferably 3 mol% or more.
  • Specific examples of the compound having a cyclic ether group include compounds having the following structures.
  • Examples of commercially available compounds having a cyclic ether group include naphthalene-modified epoxy resins such as EPICLON HP5000 and EPICLON HP4032D (all manufactured by DIC Corporation).
  • Examples of the alkyldiphenol type epoxy resin include EPICLON 820 (manufactured by DIC Corporation).
  • jER825, jER827, jER828, jER834, jER1001, jER1002, jER1003, jER1055, jER1007, jER1009, jER1010 (all manufactured by Mitsubishi Chemical Corporation), EPICLON860, EPICLON1050, EPICLON1051, EP (Made by Co., Ltd.) and the like.
  • Bisphenol F type epoxy resins include jER806, jER807, jER4004, jER4005, jER4007, jER4010 (above, manufactured by Mitsubishi Chemical Corporation), EPICLON830, EPICLON835 (above, manufactured by DIC Corporation), LCE-21, RE-602S (above, manufactured by DIC Corporation). As mentioned above, Nippon Kayaku Co., Ltd.) and the like can be mentioned.
  • Phenolic novolak type epoxy resins include jER152, jER154, jER157S70, jER157S65 (above, manufactured by Mitsubishi Chemical Corporation), EPICLON N-740, EPICLON N-770, EPICLON N-775 (above, manufactured by DIC Corporation), etc. Can be mentioned.
  • cresol novolak type epoxy resin EPICLON N-660, EPICLON N-665, EPICLON N-670, EPICLON N-673, EPICLON N-680, EPICLON N-690, EPICLON N-695 (all manufactured by DIC Corporation).
  • EOCN-1020 manufactured by Nippon Kayaku Co., Ltd.
  • ADEKA RESIN EP-4080S, EP-4085S, EP-4088S (above, manufactured by ADEKA Corporation), celoxide 2021P, celoxide 2081, celoxside 2083, celoxide 2085, EHPE3150, EPOLEAD PB 3600, EPO Examples include PB 4700 (above, manufactured by Daicel Corporation), Denacol EX-212L, EX-214L, EX-216L, EX-321L, EX-850L (above, manufactured by Nagase ChemteX Corporation) and the like.
  • Examples of the compound having a cyclic ether group include the compounds described in paragraphs 0034 to 0036 of JP2013-011869, and the compounds described in paragraphs 0147 to 0156 of JP2014-043556.
  • the content of the compound having a cyclic ether group in the total solid content of the coloring composition is preferably 1% by mass or more, more preferably 2% by mass or more, and further preferably 3% by mass or more. preferable.
  • the upper limit is preferably 15% by mass or less, and more preferably 10% by mass or less.
  • the content of the compound having a cyclic ether group is C.I. I. It is preferably 1 to 300 parts by mass with respect to 100 parts by mass of Pigment Green 7.
  • the upper limit is more preferably 150 parts by mass or less, further preferably 100 parts by mass or less, still more preferably 50 parts by mass or less, from the viewpoint of storage stability of the coloring composition.
  • the lower limit is more preferably 2.5 parts by mass or more, further preferably 5 parts by mass or more, and further preferably 10 parts by mass or more from the viewpoint of suppressing color mixing of the obtained cured film.
  • the coloring composition of the present invention may contain only one kind of compound having a cyclic ether group, or may contain two or more kinds of compounds. When two or more compounds having a cyclic ether group are contained, the total amount thereof is preferably in the above range.
  • the coloring composition of the present invention preferably contains a compound containing a frill group (hereinafter, also referred to as a frill group-containing compound).
  • a frill group-containing compound a compound containing an ethylenically unsaturated bond-containing group
  • the frill group contained in the frill group-containing compound and the ethylenically unsaturated bond-containing group contained in the above-mentioned polymerizable compound are selected from Diels-. Since the Alder reaction forms a bond even at a low temperature of 150 ° C. or lower, it is excellent in low temperature curing.
  • the structure of the frill group-containing compound is not particularly limited as long as it contains a frill group (a group obtained by removing one hydrogen atom from furan).
  • a frill group a group obtained by removing one hydrogen atom from furan.
  • the compounds described in paragraphs 0049 to 0089 of JP-A-2017-194662 can be used.
  • Examples of the frill group-containing compound include JP-A-2000-233581, JP-A-1994-271558, JP-A-1994-293830, JP-A-1996-239421, JP-A-1998-508655, and special publications.
  • the frill group-containing compound may be a monomer or a polymer.
  • a polymer is preferable because it is easy to improve the durability of the obtained film.
  • the weight average molecular weight is preferably 2000 to 70000.
  • the upper limit is more preferably 60,000 or less, further preferably 50,000 or less.
  • the lower limit is more preferably 3000 or more, further preferably 4000 or more, and even more preferably 5000 or more.
  • the molecular weight is preferably less than 2000, more preferably 1800 or less, and even more preferably 1500 or less.
  • the lower limit is preferably 100 or more, more preferably 150 or more, and even more preferably 175 or more.
  • the polymer-type frill group-containing compound is also a component corresponding to the resin in the coloring composition of the present invention. Further, the frill group-containing compound having a polymerizable group is also a component corresponding to the polymerizable compound in the coloring composition of the present invention.
  • Examples of the monomer-type frill group-containing compound include a compound represented by the following formula (fur-1).
  • Rf 1 represents a hydrogen atom or a methyl group
  • Rf 2 represents a divalent linking group.
  • an alkylene group, an arylene group, -O-, -CO-, -COO-, -OCO-, -NH-, -S-, and two or more of these are combined.
  • the group is mentioned.
  • the alkylene group preferably has 1 to 30 carbon atoms, more preferably 1 to 20 carbon atoms, and even more preferably 1 to 15 carbon atoms.
  • the alkylene group may be linear, branched or cyclic.
  • the arylene group preferably has 6 to 30 carbon atoms, more preferably 6 to 20 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • the alkylene group and the arylene group may have a substituent. Examples of the substituent include a hydroxy group and the like.
  • the frill group-containing monomer is preferably a compound represented by the following formula (fur-1-1).
  • Rf 1 represents a hydrogen atom or a methyl group
  • Rf 11 represents -O- or -NH-
  • Rf 12 represents a single bond or a divalent linking group.
  • the divalent linking group represented by Rf 12 an alkylene group, an arylene group, -O-, -CO-, -COO-, -OCO-, -NH-, -S-, and two or more of these are combined.
  • the alkylene group preferably has 1 to 30 carbon atoms, more preferably 1 to 20 carbon atoms, and even more preferably 1 to 15 carbon atoms.
  • the alkylene group may be linear, branched or cyclic.
  • the arylene group preferably has 6 to 30 carbon atoms, more preferably 6 to 20 carbon atoms, and even more preferably 6 to 10 carbon atoms.
  • the alkylene group and the arylene group may have a substituent. Examples of the substituent include a hydroxy group and the like.
  • frill group-containing monomer examples include compounds having the following structures.
  • Rf 1 represents a hydrogen atom or a methyl group.
  • the polymer-type frill group-containing compound (hereinafter, also referred to as a frill group-containing polymer) is preferably a resin containing a repeating unit containing a frill group, and is derived from a compound represented by the above formula (fur-1). It is more preferable that the resin contains a unit.
  • the ratio of the repeating unit containing a frill group to all the repeating units is preferably 30 to 70% by mass.
  • the lower limit is more preferably 35% by mass or more, further preferably 40% by mass or more.
  • the upper limit is more preferably 65% by mass or less, further preferably 60% by mass or less.
  • the concentration of the frill group in the frill group-containing polymer is preferably 0.5 to 6.0 mmol, more preferably 1.0 to 4.0 mmol per 1 g of the frill group-containing polymer.
  • concentration of the frill group is 0.5 mmol or more, preferably 1.0 mmol or more, it is easy to form an excellent cured film due to solvent resistance and the like.
  • concentration of the frill group is 6.0 mmol or less, preferably 4.0 mmol or less, the stability over time of the coloring composition is good.
  • the frill group-containing polymer may contain a repeating unit having an acid group and / or a repeating unit having a polymerizable group, in addition to the repeating unit having a frill group.
  • the acid group include a carboxy group, a phosphoric acid group, a sulfo group, and a phenolic hydroxy group.
  • the polymerizable group include an ethylenically unsaturated bond-containing group such as a vinyl group, a (meth) allyl group, and a (meth) acryloyl group.
  • the acid value of the frill group-containing polymer is preferably 10 to 200 mgKOH / g, more preferably 40 to 130 mgKOH / g.
  • the proportion of the repeating unit having an acid group is preferably 2 to 25% by mass in all the repeating units of the frill group-containing polymer.
  • the lower limit is more preferably 4% by mass or more, further preferably 5% by mass or more.
  • the upper limit is more preferably 20% by mass or less, further preferably 15% by mass or less.
  • the ratio of the repeating unit having a polymerizable group is preferably 20 to 60% by mass in all the repeating units of the frill group-containing polymer.
  • the lower limit is more preferably 25% by mass or more, further preferably 30% by mass or more.
  • the upper limit is more preferably 55% by mass or less, further preferably 50% by mass or less.
  • the frill group-containing polymer can be produced by the method described in paragraphs 0052 to 0101 of JP-A-2017-194662.
  • the content of the frill group-containing compound is preferably 0.1 to 70% by mass in the total solid content of the coloring composition.
  • the lower limit is more preferably 2.5% by mass or more, further preferably 5.0% by mass or more, and even more preferably 7.5% by mass or more.
  • the upper limit is more preferably 65% by mass or less, further preferably 60% by mass or less, and even more preferably 50% by mass or less.
  • the content of the frill group-containing polymer in the resin contained in the coloring composition is preferably 0.1 to 100% by mass.
  • the lower limit is more preferably 10% by mass or more, further preferably 15% by mass or more.
  • the upper limit is more preferably 90% by mass or less, and further preferably 80% by mass or less.
  • the content of the frill group-containing polymer is the same as that of the resin b1. It is preferably 10 to 200 parts by mass with respect to 100 parts by mass.
  • the upper limit is more preferably 175 parts by mass or less, and further preferably 150 parts by mass or less.
  • the lower limit is more preferably 25 parts by mass or more, further preferably 50 parts by mass or more, and further preferably 150 parts by mass or more.
  • the resin b1 and the frill group-containing polymer in combination, it is easy to form a cured film having excellent curability at a low temperature and excellent spectral characteristics. Further, when the ratio of both is in the above range, the effect that the durability of the obtained film can be further improved can be expected.
  • the coloring composition of the present invention preferably contains a solvent.
  • the solvent include organic solvents.
  • the solvent is basically not particularly limited as long as it satisfies the solubility of each component and the coatability of the coloring composition.
  • the organic solvent include ester-based solvents, ketone-based solvents, alcohol-based solvents, amide-based solvents, ether-based solvents, hydrocarbon-based solvents and the like. For these details, paragraph 0223 of International Publication No. 2015/166779 can be referred to, the contents of which are incorporated herein. Further, an ester solvent substituted with a cyclic alkyl group and a ketone solvent substituted with a cyclic alkyl group can also be preferably used.
  • organic solvent examples include polyethylene glycol monomethyl ether, dichloromethane, methyl 3-ethoxypropionate, ethyl 3-ethoxypropionate, ethyl cellosolve acetate, ethyl lactate, diethylene glycol dimethyl ether, butyl acetate, methyl 3-methoxypropionate, 2 -Heptanone, 3-pentanone, 4-heptanone, cyclohexanone, 2-methylcyclohexanone, 3-methylcyclohexanone, 4-methylcyclohexanone, cycloheptanone, cyclooctanone, cyclohexyl acetate, cyclopentanone, ethylcarbitol acetate, butylcarbi Tall acetate, propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate, 3-methoxy-N, N-dimethylpropanamide, 3-butoxy-N, N-di
  • aromatic hydrocarbons (benzene, toluene, xylene, ethylbenzene, etc.) as organic solvents may need to be reduced for environmental reasons (for example, 50 parts by mass (parts) with respect to the total amount of organic solvent. Per millision) or less, 10 mass ppm or less, or 1 mass ppm or less).
  • a solvent having a low metal content it is preferable to use a solvent having a low metal content, and the metal content of the solvent is preferably, for example, 10 mass ppb (parts per parts) or less. If necessary, a solvent at the mass ppt (parts per tension) level may be used, and such a high-purity solvent is provided by, for example, Toyo Synthetic Co., Ltd. (The Chemical Daily, November 13, 2015).
  • Examples of the method for removing impurities such as metals from the solvent include distillation (molecular distillation, thin film distillation, etc.) and filtration using a filter.
  • the filter pore diameter of the filter used for filtration is preferably 10 ⁇ m or less, more preferably 5 ⁇ m or less, and even more preferably 3 ⁇ m or less.
  • the filter material is preferably polytetrafluoroethylene, polyethylene or nylon.
  • the solvent may contain isomers (compounds having the same number of atoms but different structures). Further, only one kind of isomer may be contained, or a plurality of kinds may be contained.
  • the content of peroxide in the organic solvent is preferably 0.8 mmol / L or less, and more preferably substantially free of peroxide.
  • the content of the solvent in the coloring composition is preferably 60 to 95% by mass.
  • the upper limit is more preferably 90% by mass or less, further preferably 87.5% by mass or less, and even more preferably 85% by mass or less.
  • the lower limit is more preferably 65% by mass or more, further preferably 70% by mass or more, and further preferably 75% by mass or more.
  • the solvent may be used alone or in combination of two or more. When two or more types are used in combination, it is preferable that the total amount thereof is within the above range.
  • the coloring composition of the present invention does not substantially contain an environmentally regulated substance from the viewpoint of environmental regulations.
  • substantially free of the environmentally regulated substance means that the content of the environmentally regulated substance in the coloring composition is 50 mass ppm or less, and preferably 30 mass ppm or less. It is more preferably 10 mass ppm or less, and particularly preferably 1 mass ppm or less.
  • the environmentally regulated substance include benzene; alkylbenzenes such as toluene and xylene; and halogenated benzenes such as chlorobenzene.
  • REACH Registration Evolution Analysis and Restriction of Chemicals
  • PRTR Policy Release and Transfer Register
  • VOC Volatile and Transfer Registor
  • VOC Volatile Organic Compounds
  • VOC Volatile Organic Compounds
  • VOC Volatile Organic Compounds
  • VOC Volatile Organic Compounds
  • a method for reducing the environmentally regulated substance there is a method of heating or depressurizing the inside of the system to raise the boiling point of the environmentally regulated substance or higher and distilling off the environmentally regulated substance from the system to reduce the amount. Further, when distilling off a small amount of an environmentally regulated substance, it is also useful to azeotrope with a solvent having a boiling point equivalent to that of the solvent in order to improve efficiency.
  • a polymerization inhibitor or the like is added and distilled under reduced pressure in order to prevent the radical polymerization reaction from proceeding and cross-linking between molecules during distillation under reduced pressure. May be.
  • distillation methods are either a raw material step, a product obtained by reacting the raw materials (for example, a resin solution after polymerization or a polyfunctional monomer solution), or a colored composition step prepared by mixing these compounds. It is also possible at the stage of.
  • the coloring composition of the present invention can contain a pigment derivative.
  • the pigment derivative include compounds having a structure in which a part of the chromophore is replaced with an acid group, a basic group or a phthalimide methyl group.
  • the chromogens constituting the pigment derivative include quinoline skeleton, benzoimidazolone skeleton, diketopyrrolopyrrole skeleton, azo skeleton, phthalocyanine skeleton, anthracinone skeleton, quinacridone skeleton, dioxazine skeleton, perinone skeleton, perylene skeleton, thioindigo skeleton, and iso.
  • Examples thereof include indolin skeleton, isoindolinone skeleton, quinophthalone skeleton, slene skeleton, metal complex skeleton, etc. , Azo skeleton and benzoimidazolone skeleton are more preferred.
  • As the acid group of the pigment derivative a sulfo group and a carboxy group are preferable, and a sulfo group is more preferable.
  • As the basic group of the pigment derivative an amino group is preferable, and a tertiary amino group is more preferable.
  • Specific examples of the pigment derivative include Japanese Patent Application Laid-Open No. 56-118462, Japanese Patent Application Laid-Open No. 63-264674, Japanese Patent Application Laid-Open No.
  • the content of the pigment derivative is preferably 0.1 to 30 parts by mass with respect to 100 parts by mass of the pigment.
  • the lower limit of this range is more preferably 0.25 parts by mass or more, further preferably 0.5 parts by mass or more, particularly preferably 0.75 parts by mass or more, and 1 part by mass or more. It is more preferable to have.
  • the upper limit of this range is more preferably 25 parts by mass or less, further preferably 20 parts by mass or less, and particularly preferably 15 parts by mass or less.
  • the content of the pigment derivative is within the above range, the storage stability of the coloring composition can be further improved.
  • the pigment derivative only one kind may be used, or two or more kinds may be used in combination. When two or more types are used in combination, it is preferable that the total amount thereof is within the above range.
  • the coloring composition of the present invention may also contain polyalkyleneimine.
  • Polyalkyleneimine is used, for example, as a dispersion aid.
  • the dispersion aid is a material for enhancing the dispersibility of the pigment in the coloring composition.
  • the polyalkyleneimine is a polymer obtained by ring-opening polymerization of an alkyleneimine and has a branched structure containing a primary amino group, a secondary amino group and a tertiary amino group, respectively.
  • the carbon number of the alkyleneimine is preferably 2 to 6, more preferably 2 to 4, further preferably 2 or 3, and particularly preferably 2.
  • the molecular weight of polyalkyleneimine is preferably 200 or more, more preferably 250 or more.
  • the upper limit is preferably 100,000 or less, more preferably 50,000 or less, further preferably 10,000 or less, and particularly preferably 2000 or less.
  • the molecular weight of polyalkyleneimine is the value calculated from the structural formula.
  • the molecular weight of the specific amine compound cannot be calculated from the structural formula or is difficult to calculate, the value of the number average molecular weight measured by the boiling point elevation method is used. If the measurement cannot be performed by the boiling point elevation method or is difficult to measure, the value of the number average molecular weight measured by the viscosity method is used.
  • the value of the number average molecular weight in the polystyrene conversion value measured by the GPC (gel permeation chromatography) method is used.
  • the amine value of polyalkyleneimine is preferably 5 mmol / g or more, more preferably 10 mmol / g or more, and even more preferably 15 mmol / g or more.
  • alkyleneimine examples include ethyleneimine, propyleneimine, 1,2-butyleneimine, 2,3-butyleneimine, and the like, preferably ethyleneimine or propyleneimine, and more preferably ethyleneimine. preferable.
  • the polyalkyleneimine is particularly preferably polyethyleneimine.
  • polyethyleneimine preferably contains a primary amino group in an amount of 10 mol% or more, more preferably 20 mol% or more, based on the total of the primary amino group, the secondary amino group and the tertiary amino group. , 30 mol% or more is more preferable.
  • Examples of commercially available polyethyleneimine products include Epomin SP-003, SP-006, SP-012, SP-018, SP-200, and P-1000 (all manufactured by Nippon Shokubai Co., Ltd.).
  • the content of polyalkyleneimine in the total solid content of the coloring composition is preferably 0.1 to 5% by mass.
  • the lower limit is more preferably 0.2% by mass or more, further preferably 0.5% by mass or more, and even more preferably 1% by mass or more.
  • the upper limit is more preferably 4.5% by mass or less, further preferably 4% by mass or less, and even more preferably 3% by mass or less.
  • the content of polyalkyleneimine is preferably 0.5 to 20 parts by mass with respect to 100 parts by mass of the pigment.
  • the lower limit is more preferably 0.6 parts by mass or more, further preferably 1 part by mass or more, and further preferably 2 parts by mass or more.
  • the upper limit is more preferably 10 parts by mass or less, and further preferably 8 parts by mass or less.
  • As the polyalkyleneimine only one kind may be used, or two or more kinds may be used. When two or more kinds are used, it is preferable that the total amount thereof is in the above range.
  • a curing accelerator may be added for the purpose of accelerating the reaction of the polymerizable compound or lowering the curing temperature.
  • the curing accelerator include polyfunctional thiol compounds having two or more mercapto groups in the molecule.
  • the polyfunctional thiol compound may be added for the purpose of improving stability, odor, resolution, developability, adhesion and the like.
  • the polyfunctional thiol compound is preferably a secondary alkanethiol compound, and more preferably a compound represented by the formula (T1). Equation (T1) (In the formula (T1), n represents an integer of 2 to 4, and L represents a linking group of 2 to 4 valences.)
  • the linking group L is preferably an aliphatic group having 2 to 12 carbon atoms, particularly preferably n is 2 and L is an alkylene group having 2 to 12 carbon atoms.
  • the curing accelerator is a methylol-based compound (for example, a compound exemplified as a cross-linking agent in paragraph No. 0246 of JP-A-2015-034963), amines, phosphonium salt, amidin salt, amide compound (for example, above, for example.
  • an alkoxysilane compound for example, an alkoxysilane compound having an epoxy group described in JP-A-2011-253504
  • an onium salt compound eg, JP-A-2015-034963
  • a compound exemplified as an acid generator in paragraph No. 0216, a compound described in JP-A-2009-180949) and the like can also be used.
  • the content of the curing accelerator is preferably 0.3 to 8.9% by mass, preferably 0.8 to 6.4% by mass in the total solid content of the coloring composition. More preferably by mass.
  • the coloring composition of the present invention can contain a silane coupling agent.
  • a silane coupling agent a silane compound having at least two kinds of functional groups having different reactivity in one molecule is preferable.
  • the silane coupling agent includes at least one group selected from a vinyl group, an epoxy group, a styrene group, a methacrylic group, an amino group, an isocyanurate group, a ureido group, a mercapto group, a sulfide group, and an isocyanate group, and an alkoxy group.
  • silane coupling agent examples include N-2- (aminoethyl) -3-aminopropylmethyldimethoxysilane (KBM-602, manufactured by Shin-Etsu Chemical Co., Ltd.), N-2- (aminoethyl) -3.
  • the description in paragraphs 0155 to 0158 of JP2013-254047A can be referred to, and the contents thereof are incorporated in the present specification.
  • the content of the silane coupling agent is preferably 0.001 to 20% by mass, preferably 0.01 to 10% by mass, based on the total solid content of the coloring composition. Is more preferable, and 0.1% by mass to 5% by mass is particularly preferable.
  • the coloring composition of the present invention may contain only one kind of silane coupling agent, or may contain two or more kinds of silane coupling agents. When two or more kinds are contained, it is preferable that the total amount thereof is within the above range.
  • the coloring composition of the present invention can contain a polymerization inhibitor.
  • the polymerization inhibitor include hydroquinone, p-methoxyphenol, di-t-butyl-p-cresol, pyrogallol, t-butylcatechol, benzoquinone, 4,4'-thiobis (3-methyl-6-t-butylphenol), and the like. Examples thereof include 2,2'-methylenebis (4-methyl-6-t-butylphenol), N-nitrosophenylhydroxyamine salt (ammonium salt, first cerium salt, etc.).
  • the content of the polymerization inhibitor is preferably 0.0001 to 5% by mass based on the total solid content of the coloring composition.
  • the coloring composition of the present invention may contain only one type of polymerization inhibitor, or may contain two or more types of polymerization inhibitors. When two or more kinds are contained, it is preferable that the total amount thereof is within the above range.
  • the coloring composition of the present invention can contain an ultraviolet absorber.
  • an ultraviolet absorber a conjugated diene compound, an aminodiene compound, a salicylate compound, a benzophenone compound, a benzotriazole compound, an acrylonitrile compound, a hydroxyphenyltriazine compound, an indole compound, a triazine compound and the like can be used.
  • paragraph numbers 0052 to 0072 of JP2012-208374A paragraph numbers 0317 to 0334 of JP2013-066814, and paragraph numbers 0061 to 0080 of JP2016-162946. It can be taken into consideration and these contents are incorporated in the present specification.
  • Examples of commercially available products of ultraviolet absorbers include UV-503 (manufactured by Daito Kagaku Co., Ltd.).
  • Examples of the benzotriazole compound include the MYUA series made of Miyoshi Oil & Fat (The Chemical Daily, February 1, 2016).
  • the ultraviolet absorber the compounds described in paragraphs 0049 to 0059 of Japanese Patent No. 6268967 can also be used.
  • the coloring composition of the present invention contains an ultraviolet absorber
  • the content of the ultraviolet absorber is preferably 0.1 to 10% by mass, more preferably 0.1 to 5% by mass, based on the total solid content of the coloring composition. It is preferable, and 0.1 to 3% by mass is particularly preferable.
  • the ultraviolet absorber only one kind may be used, or two or more kinds may be used. When two or more types are used, the total amount is preferably in the above range.
  • the coloring composition of the present invention can contain a surfactant.
  • a surfactant various surfactants such as a fluorine-based surfactant, a nonionic surfactant, a cationic surfactant, an anionic surfactant, and a silicone-based surfactant can be used.
  • the surfactant described in paragraph Nos. 0238 to 0245 of International Publication No. 2015/166779 is mentioned, and the content thereof is incorporated in the present specification.
  • the surfactant is preferably a fluorine-based surfactant.
  • the liquid characteristics particularly, fluidity
  • the liquid saving property can be further improved. It is also possible to form a film having a small thickness unevenness.
  • silicone-based surfactant it is also preferable to use a silicone-based surfactant as the surfactant from the viewpoint of environmental friendliness.
  • the fluorine content in the fluorine-based surfactant is preferably 3 to 40% by mass, more preferably 5 to 30% by mass, and particularly preferably 7 to 25% by mass.
  • a fluorine-based surfactant having a fluorine content within this range is effective in terms of uniformity in the thickness of the coating film and liquid saving, and has good solubility in a coloring composition.
  • fluorine-based surfactant examples include the surfactants described in paragraphs 0060 to 0064 of Japanese Patent Laid-Open No. 2014-041318 (paragraphs 0060 to 0064 of International Publication No. 2014/017669) and the like, Japanese Patent Application Laid-Open No. 2011-.
  • the surfactants described in paragraphs 0117 to 0132 of Japanese Patent Application Laid-Open No. 132503 and the surfactants described in JP-A-2020-008634 are mentioned, and the contents thereof are incorporated in the present specification.
  • fluorine-based surfactants include, for example, Megafax F-171, F-172, F-173, F-176, F-177, F-141, F-142, F-143, F-144. , F-437, F-475, F-477, F-479, F-482, F-554, F-555-A, F-556, F-557, F-558, F-559, F-560.
  • the fluorine-based surfactant has a molecular structure having a functional group containing a fluorine atom, and an acrylic compound in which a portion of the functional group containing a fluorine atom is cut off and the fluorine atom volatilizes when heat is applied.
  • a fluorine-based surfactant include the Megafuck DS series manufactured by DIC Corporation (The Chemical Daily (February 22, 2016), Nikkei Sangyo Shimbun (February 23, 2016)), for example, Megafuck. DS-21 can be mentioned.
  • fluorine-based surfactant it is also preferable to use a polymer of a fluorine atom-containing vinyl ether compound having a fluorinated alkyl group or a fluorinated alkylene ether group and a hydrophilic vinyl ether compound.
  • a fluorine-based surfactant include the fluorine-based surfactants described in JP-A-2016-216602, the contents of which are incorporated in the present specification.
  • the fluorine-based surfactant a block polymer can also be used.
  • the fluorine-based surfactant has a repeating unit derived from a (meth) acrylate compound having a fluorine atom and 2 or more (preferably 5 or more) alkyleneoxy groups (preferably ethyleneoxy groups and propyleneoxy groups) (meth).
  • a fluorine-containing polymer compound containing a repeating unit derived from an acrylate compound can also be preferably used.
  • the fluorine-containing surfactants described in paragraphs 0016 to 0037 of JP-A-2010-032698 and the following compounds are also exemplified as the fluorine-based surfactants used in the present invention.
  • the weight average molecular weight of the above compounds is preferably 3000 to 50,000, for example 14000.
  • % indicating the ratio of the repeating unit is mol%.
  • a fluorine-based surfactant a fluorine-containing polymer having an ethylenically unsaturated bond-containing group in the side chain can also be used. Specific examples thereof include the compounds described in paragraphs 0050 to 0090 and 0289 to 0295 of JP2010-164965, Megafuck RS-101, RS-102, RS-718K, manufactured by DIC Corporation. RS-72-K and the like can be mentioned. Further, as the fluorine-based surfactant, the compounds described in paragraphs 0015 to 0158 of JP-A-2015-117327 can also be used.
  • a fluorine-containing imide salt compound represented by the formula (fi-1) is also preferable to use as a surfactant.
  • m represents 1 or 2
  • n represents an integer of 1 to 4
  • ⁇ represents 1 or 2
  • X ⁇ + represents an ⁇ -valent metal ion, a primary ammonium ion, and a first.
  • Nonionic surfactants include glycerol, trimethylolpropane, trimethylolethane and their ethoxylates and propoxylates (eg, glycerol propoxylate, glycerol ethoxylate, etc.), polyoxyethylene lauryl ethers, polyoxyethylene stearyl ethers, etc.
  • silicone-based surfactant examples include Torre Silicone DC3PA, Torre Silicone SH7PA, Torre Silicone DC11PA, Torre Silicone SH21PA, Torre Silicone SH28PA, Torre Silicone SH29PA, Torre Silicone SH30PA, Torre Silicone SH8400, and FZ-2122.
  • TSF-4440, TSF-4300, TSF-4445, TSF-4460, TSF-4452 all manufactured by Momentive Performance Materials
  • KP-341, KF-6001, KF- Examples thereof include 6002 (above, manufactured by Shin-Etsu Chemical Industry Co., Ltd.), BYK-307, BYK-322, BYK-323, BYK-330, BYK-3760, BYK-UV3510 (above, manufactured by Big Chemie) and the like.
  • the content of the surfactant in the total solid content of the coloring composition is preferably 0.001% by mass to 5.0% by mass, more preferably 0.005 to 3.0% by mass.
  • the surfactant may be only one kind or two or more kinds. In the case of two or more types, it is preferable that the total amount is within the above range.
  • additives such as fillers, adhesion promoters, antioxidants, antiaggregating agents and the like can be added to the coloring composition of the present invention, if necessary.
  • additives include the additives described in paragraphs 0155 to 0156 of JP-A-2004-295116, the contents of which are incorporated in the present specification.
  • the antioxidant for example, a phenol compound, a phosphorus-based compound (for example, the compound described in paragraph No. 0042 of JP-A-2011-090147), a thioether compound and the like can be used.
  • the ADEKA stub series (AO-20, AO-30, AO-40, AO-50, AO-50F, AO-60, AO-60G, AO-80, AO-" manufactured by ADEKA Corporation. 330 etc.).
  • the antioxidant the polyfunctional hindered amine antioxidant described in International Publication No. 2017/006600, the antioxidant described in International Publication No. 2017/1604024, paragraph Nos. 0023 to Patent No. 6268967.
  • the antioxidant described in 0048 can also be used. Only one kind of antioxidant may be used, or two or more kinds may be used.
  • the coloring composition of the present invention may contain a latent antioxidant, if necessary.
  • the latent antioxidant is a compound in which the site that functions as an antioxidant is protected by a protecting group, and is heated at 100 to 250 ° C. or at 80 to 200 ° C. in the presence of an acid / base catalyst.
  • Specific examples of the latent antioxidant include the compounds described in International Publication No. 2014/021023, International Publication No. 2017/030005, and JP-A-2017-008219.
  • Examples of commercially available products include ADEKA ARKULS GPA-5001 (manufactured by ADEKA Corporation) and the like.
  • the coloring composition of the present invention includes a sensitizer and a photostabilizer described in paragraph 0078 of JP-A-2004-295116, a thermal polymerization inhibitor described in paragraph 1981 of JP-A-2004-091940, and JP-A-2018-091940.
  • the storage stabilizer described in paragraph No. 0242 of the publication can be contained.
  • the use of perfluoroalkyl sulfonic acid and its salt, and perfluoroalkyl carboxylic acid and its salt may be restricted.
  • the perfluoroalkyl sulfonic acid particularly, the perfluoroalkyl sulfonic acid having 6 to 8 carbon atoms in the perfluoroalkyl group
  • a salt thereof and a per.
  • the content of the fluoroalkylcarboxylic acid (particularly the perfluoroalkylcarboxylic acid having 6 to 8 carbon atoms in the perfluoroalkyl group) and its salt is 0.01 ppb to 1,000 ppb with respect to the total solid content of the coloring composition. It is preferably in the range of 0.05 ppb to 500 ppb, and even more preferably in the range of 0.1 ppb to 300 ppb.
  • the coloring composition of the present invention may be substantially free of perfluoroalkyl sulfonic acid and salts thereof, as well as perfluoroalkyl carboxylic acid and salts thereof.
  • a coloring composition that is substantially free of salts thereof may be selected.
  • examples of compounds that can substitute for the regulated compound include compounds excluded from the regulation due to the difference in the number of carbon atoms of the perfluoroalkyl group.
  • the coloring composition of the present invention may contain a perfluoroalkyl sulfonic acid and a salt thereof, and a perfluoroalkyl carboxylic acid and a salt thereof within the maximum allowable range.
  • the container for containing the coloring composition of the present invention is not particularly limited, and a known container can be used.
  • a storage container for the purpose of suppressing impurities from being mixed into raw materials and coloring compositions, a multi-layer bottle having a container inner wall made of 6 types and 6 layers of resin and a bottle having 6 types of resin having a 7-layer structure. It is also preferable to use. Examples of such a container include the container described in Japanese Patent Application Laid-Open No. 2015-123351.
  • the inner wall of the container is preferably made of glass or stainless steel for the purpose of preventing metal elution from the inner wall of the container, improving the storage stability of the composition, and suppressing the deterioration of the components.
  • the coloring composition of the present invention can be produced by mixing the above-mentioned components.
  • all the components may be simultaneously dissolved and / or dispersed in a solvent to produce the coloring composition, or each component may be appropriately used as two or more solutions or dispersions, if necessary. Then, these may be mixed at the time of use (at the time of application) to produce a colored composition.
  • a process of dispersing particles such as pigments may be included.
  • the mechanical force used for dispersing the pigment includes compression, squeezing, impact, shearing, cavitation and the like.
  • Specific examples of these processes include bead mills, sand mills, roll mills, ball mills, paint shakers, microfluidizers, high speed impellers, sand grinders, flow jet mixers, high pressure wet atomization, ultrasonic dispersion and the like.
  • the process and disperser for dispersing pigments are "Dispersion Technology Complete Works, Published by Information Organization Co., Ltd., July 15, 2005" and "Dispersion technology centered on suspension (solid / liquid dispersion system) and industrial”. Practical application The process and disperser described in Paragraph No.
  • JP-A-2015-157893 "Comprehensive Data Collection, Published by Management Development Center Publishing Department, October 10, 1978" can be preferably used.
  • the particles may be miniaturized in the salt milling step.
  • the materials, equipment, processing conditions, etc. used in the salt milling step for example, the descriptions in JP-A-2015-194521 and JP-A-2012-046629 can be referred to.
  • any filter that has been conventionally used for filtration or the like can be used without particular limitation.
  • fluororesins such as polytetrafluoroethylene (PTFE) and polyvinylidene fluoride (PVDF), polyamide resins such as nylon (eg, nylon-6, nylon-6,6), and polyolefin resins such as polyethylene and polypropylene (PP).
  • PTFE polytetrafluoroethylene
  • PVDF polyvinylidene fluoride
  • nylon eg, nylon-6, nylon-6,6)
  • polyolefin resins such as polyethylene and polypropylene (PP).
  • filters using materials such as (including high-density, ultra-high molecular weight polyethylene resin).
  • polypropylene (including high-density polypropylene) and nylon are preferable.
  • the pore diameter of the filter is preferably 0.01 to 7.0 ⁇ m, more preferably 0.01 to 3.0 ⁇ m, and even more preferably 0.05 to 0.5 ⁇ m. If the pore diameter of the filter is within the above range, fine foreign matter can be removed more reliably.
  • the nominal value of the filter manufacturer can be referred to.
  • various filters provided by Nippon Pole Co., Ltd. DFA4201NIEY, DFA4201NAEY, DFA4201J006P, etc.
  • Advantech Toyo Co., Ltd. Japan Entegris Co., Ltd. (formerly Nippon Microlith Co., Ltd.), KITZ Microfilter Co., Ltd., etc.
  • KITZ Microfilter Co., Ltd. etc.
  • a fiber-like filter medium As the filter.
  • the fiber-like filter medium include polypropylene fiber, nylon fiber, glass fiber and the like.
  • examples of commercially available products include SBP type series (SBP008, etc.), TPR type series (TPR002, TPR005, etc.) and SHPX type series (SHPX003, etc.) manufactured by Roki Techno Co., Ltd.
  • filters different filters (eg, first filter and second filter, etc.) may be combined. At that time, the filtration with each filter may be performed only once or twice or more. Further, filters having different pore diameters may be combined within the above-mentioned range. Further, the filtration with the first filter may be performed only on the dispersion liquid, and after mixing the other components, the filtration may be performed with the second filter.
  • the cured film of the present invention is a film obtained by curing the above-mentioned coloring composition of the present invention.
  • the cured film of the present invention can be used for a color filter or the like. Specifically, it can be preferably used as a colored layer (pixel) of a color filter, and more preferably used as a green pixel.
  • the film thickness of the cured film of the present invention can be appropriately adjusted depending on the intended purpose, but is preferably 0.5 to 3.0 ⁇ m.
  • the lower limit is more preferably 0.8 ⁇ m or more, further preferably 1.0 ⁇ m or more, and even more preferably 1.1 ⁇ m or more.
  • the upper limit is more preferably 2.5 ⁇ m or less, further preferably 2.0 ⁇ m or less, and even more preferably 1.8 ⁇ m or less.
  • the maximum value of the transmittance for light having a wavelength of 495 nm or more and less than 550 nm is preferably 65% or more, more preferably 70% or more, still more preferably 75% or more. ..
  • the average transmittance for light having a wavelength of 495 nm or more and less than 550 nm is preferably 60% or more, more preferably 65% or more, still more preferably 70% or more.
  • the transmittance for light having a wavelength of 450 nm is preferably 10% or less, more preferably 5% or less, and further preferably 2% or less.
  • the average transmittance for light having a wavelength of 400 nm or more and 450 nm or less is preferably 10% or less, more preferably 5% or less, and further preferably 1% or less.
  • the average transmittance for light having a wavelength of 540 nm or more and 610 nm or less is preferably 60% or less, more preferably 50% or less, still more preferably 40% or less.
  • the color filter of the present invention has the above-mentioned cured film of the present invention.
  • the cured film of the present invention is preferably provided as a colored pixel of a color filter, more preferably as a green pixel.
  • the color filter of the present invention can be used for a solid-state image sensor or a display device.
  • the color filter of the present invention has colored pixels of other hues in addition to the pixels of the cured film of the present invention.
  • the colored pixels of other hues include blue pixels, red pixels, yellow pixels, magenta pixels, cyan pixels, and the like.
  • a preferred embodiment of the color filter of the present invention includes an embodiment having a green pixel, a red pixel, and a blue pixel composed of the cured film of the present invention.
  • the color filter may have a structure in which each colored pixel is embedded in a space partitioned by a partition wall, for example, in a grid pattern.
  • the partition wall preferably has a lower refractive index than each colored pixel.
  • the partition wall may be formed by the configuration described in US Patent Application Publication No. 2018/0040656.
  • the red pixel preferably used in combination with the pixel of the cured film of the present invention preferably contains a red colorant.
  • the content of the red colorant in the colorant contained in the red pixel is preferably 30% by mass or more, and more preferably 40% by mass or more.
  • the upper limit of the content of the red colorant in the colorant contained in the red pixel may be 100% by mass, 99% by mass or less, 95% by mass or less, or 90% by mass. It may be less than or equal to%.
  • the red pixel preferably contains 40% by mass or more of the red colorant, more preferably 50% by mass or more, and further preferably 60% by mass or more.
  • the upper limit of the content of the red colorant is preferably 80% by mass or less, more preferably 70% by mass or less, and further preferably 60% by mass or less.
  • the red colorant include C.I. I. Pigment Red 1,2,3,4,5,6,7,9,10,14,17,22,23,31,38,41,48:1,48: 2,48:3,48:4 49,49: 1,49: 2,52: 1,52: 2,53: 1,57: 1,60: 1,63: 1,66,67,81: 1,81: 2,81: 3, 83,88,90,105,112,119,122,123,144,146,149,150,155,166,168,169,170,171,172,175,176,177,178,179,184 185,187,188,190,200,202,206,207,208,209,210,216,220,224,226,242,246,254,255,264,269,270,272,279,291 Red pigments such as 294, 295, 296, 297,
  • the red pixel preferably contains a yellow colorant in addition to the red colorant.
  • the content of the yellow colorant is preferably 3 to 60 parts by mass, more preferably 5 to 50 parts by mass, and preferably 10 to 40 parts by mass with respect to 100 parts by mass of the red colorant. More preferred.
  • Examples of the yellow colorant include C.I. I.
  • the maximum value of the transmittance for light having a wavelength of 400 to 550 nm is preferably 5% or less, more preferably 3% or less, and further preferably 1% or less. Further, the average transmittance for light having a wavelength of 400 to 550 nm is preferably 3% or less, more preferably 1% or less, still more preferably 0.5% or less. Further, the minimum value of the transmittance for light having a wavelength of 600 to 700 nm is preferably 10% or more, more preferably 25% or more, still more preferably 40% or more. Further, the average transmittance for light having a wavelength of 600 to 700 nm is preferably 80% or more, more preferably 90% or more, still more preferably 95% or more.
  • the blue pixels preferably used in combination with the pixels of the cured film of the present invention preferably contain a blue colorant.
  • the content of the blue colorant in the colorant contained in the blue pixel is preferably 40% by mass or more, and more preferably 60% by mass or more.
  • the blue pixel preferably contains 20% by mass or more of the blue colorant, more preferably 25% by mass or more, and further preferably 30% by mass or more.
  • the upper limit of the content of the blue colorant is preferably 80% by mass or less, more preferably 70% by mass or less, and further preferably 60% by mass or less.
  • Examples of the blue colorant include C.I. I. Pigment Blue 1,2,15,15: 1,15: 2,15: 3,15: 4,15: 6,16,22,29,60,64,66,79,80,87,88 etc.
  • Pigments include C.I. I. Pigment Blue 15: 6 is preferred.
  • the blue pixel contains at least one selected from a purple colorant and a red colorant in addition to the blue colorant.
  • the content of the purple colorant is preferably 10 to 90 parts by mass, more preferably 20 to 75 parts by mass, and more preferably 30 to 60 parts by mass with respect to 100 parts by mass of the blue colorant. More preferred.
  • Examples of the purple colorant and the red colorant include C.I. I. Pigment Violet 1,19,23,27,32,37,42,60,61 and other purple pigments, xanthene compounds and the like can be mentioned.
  • Examples of the xanthene compound include salt-forming compounds obtained by reacting a resin having a cationic group in the side chain described in paragraphs 0025 to 0077 of JP-A-2016-180834 with a xanthene-based acid dye. ..
  • the maximum value of the transmittance for light having a wavelength of 400 to 500 nm is preferably 50% or more, more preferably 60% or more, still more preferably 70% or more.
  • the average transmittance for light having a wavelength of 400 to 500 nm is preferably 40% or more, more preferably 50% or more, still more preferably 60% or more.
  • the minimum value of the transmittance for light having a wavelength of 550 to 700 nm is preferably 30% or less, more preferably 20% or less, still more preferably 10% or less.
  • the average transmittance for light having a wavelength of 550 to 700 nm is preferably 25% or less, more preferably 10% or less, and further preferably 5% or less.
  • the structure of the present invention has green pixels, red pixels, and blue pixels obtained by using the coloring composition of the present invention described above.
  • the green pixel preferably has the spectral characteristics described in the section of the cured film of the present invention described above. Further, it is preferable that the red pixel and the blue pixel have the spectral characteristics described in the above-mentioned color filter section.
  • ⁇ Pixel formation method> A method of forming pixels will be described.
  • green pixels By using the coloring composition of the present invention, for example, green pixels can be formed.
  • the pixel forming method includes a step of applying a coloring composition on a support to form a coloring composition layer, a step of exposing the coloring composition layer in a pattern, and developing a coloring composition layer after exposure. It is preferable to include the steps to be performed. It is preferable to form the pixels at a temperature of 150 ° C. or lower throughout the entire process. In the present invention, “performing at a temperature of 150 ° C. or lower throughout the entire process" means that all the steps of forming pixels using the coloring composition are performed at a temperature of 150 ° C. or lower. When a step of further heating after developing the colored composition layer after exposure is provided, it means that this heating step is also performed at a temperature of 150 ° C. or lower.
  • each step will be described in detail.
  • the coloring composition is applied on the support to form the coloring composition layer.
  • the support include a glass substrate, a polycarbonate substrate, a polyester substrate, an aromatic polyamide substrate, a polyamide-imide substrate, a polyimide substrate and the like.
  • An organic light emitting layer may be formed on these substrates.
  • an undercoat layer may be provided on the substrate for improving the adhesion with the upper layer, preventing the diffusion of substances, or flattening the surface.
  • the undercoat layer can also be formed, for example, by using the composition obtained by removing the colorant from the above-mentioned coloring composition of the present invention.
  • the surface contact angle of the undercoat layer is preferably 20 to 70 ° when measured with diiodomethane.
  • the resin composition has good coatability.
  • the surface contact angle of the undercoat layer can be adjusted by, for example, adding a surfactant.
  • a known method can be used as a method for applying the coloring composition.
  • a drop method drop cast
  • a slit coat method a spray method
  • a roll coat method a rotary coating method
  • spin coating a cast coating method
  • a slit and spin method a pre-wet method (for example, JP-A-2009-145395).
  • Methods described in the publication Inkjet (for example, on-demand method, piezo method, thermal method), ejection system printing such as nozzle jet, flexographic printing, screen printing, gravure printing, reverse offset printing, metal mask printing, etc.
  • Various printing methods; transfer method using a mold or the like; nano-imprint method and the like can be mentioned.
  • the method of application in inkjet is not particularly limited, and is, for example, the method shown in "Expandable / usable inkjet-infinite possibilities seen in patents-, published in February 2005, Sumi Betechno Research" (especially from page 115). Page 133), JP-A-2003-262716, JP-A-2003-185831, JP-A-2003-261827, JP-A-2012-126830, JP-A-2006-169325, and the like. Can be mentioned. Further, regarding the method of applying the coloring composition, the description of International Publication No. 2017/030174 and International Publication No. 2017/018419 can be referred to, and these contents are incorporated in the present specification.
  • the colored composition layer formed on the support may be dried (prebaked).
  • the prebake temperature is preferably 80 ° C. or lower, more preferably 70 ° C. or lower, further preferably 60 ° C. or lower, and particularly preferably 50 ° C. or lower.
  • the lower limit can be, for example, 40 ° C. or higher.
  • the prebake time is preferably 10 to 3600 seconds. Pre-baking can be performed on a hot plate, an oven, or the like.
  • the colored composition layer is exposed in a pattern (exposure step).
  • the colored composition layer can be exposed in a pattern by exposing the colored composition layer through a mask having a predetermined mask pattern using a stepper exposure machine, a scanner exposure machine, or the like. As a result, the exposed portion can be cured.
  • Examples of radiation (light) that can be used for exposure include g-line and i-line. Further, light having a wavelength of 300 nm or less (preferably light having a wavelength of 180 to 300 nm) can also be used. Examples of the light having a wavelength of 300 nm or less include KrF line (wavelength 248 nm), ArF line (wavelength 193 nm) and the like, and KrF line (wavelength 248 nm) is preferable. Further, a long wave light source having a diameter of 300 nm or more can also be used.
  • the pulse exposure is an exposure method of a method in which light irradiation and pause are repeated in a cycle of a short time (for example, a millisecond level or less).
  • the pulse width is preferably 100 nanoseconds (ns) or less, more preferably 50 nanoseconds or less, and even more preferably 30 nanoseconds or less.
  • the lower limit of the pulse width is not particularly limited, but may be 1 femtosecond (fs) or more, and may be 10 femtoseconds or more.
  • the frequency is preferably 1 kHz or higher, more preferably 2 kHz or higher, and even more preferably 4 kHz or higher.
  • the upper limit of the frequency is preferably 50 kHz or less, more preferably 20 kHz or less, and further preferably 10 kHz or less.
  • the maximum instantaneous illuminance is preferably 50,000,000,000 W / m 2 or more, more preferably 100,000,000 W / m 2 or more, and even more preferably 200,000,000 W / m 2 or more. Further, the upper limit of the maximum instantaneous illuminance is preferably 1000000000000 W / m 2 or less, more preferably 800000000 W / m 2 or less, and further preferably 500000000 W / m 2 or less.
  • the pulse width is the time during which light is irradiated in the pulse period.
  • the frequency is the number of pulse cycles per second.
  • the maximum instantaneous illuminance is the average illuminance within the time when the light is irradiated in the pulse cycle.
  • the pulse cycle is a cycle in which irradiation and pause of light in pulse exposure are set as one cycle.
  • the irradiation amount (exposure amount) is preferably 0.03 to 2.5 J / cm 2 , for example.
  • the lower limit is more preferably 0.05 J / cm 2 or more, further preferably 0.2 J / cm 2 or more, further preferably 0.5 J / cm 2 or more, and even more preferably 0.8 J / cm 2. It is even more preferably cm 2 or more, and even more preferably 1.0 J / cm 2 or more.
  • the upper limit is more preferably 2.0 J / cm 2 or less, and further preferably 1.5 J / cm 2 or less.
  • the exposure illuminance can be appropriately set, and is preferably 50 mW / cm 2 to 10 W / cm 2 , for example.
  • the lower limit of the exposure illuminance is more preferably 500 mW / cm 2 or more, further preferably 800 mW / cm 2 or more, and even more preferably 1000 mW / cm 2 or more.
  • the upper limit of the exposure illuminance is preferably 10 W / cm 2 or less, more preferably 7 W / cm 2 or less, and further preferably 5 W / cm 2 or less.
  • the oxygen concentration at the time of exposure can be appropriately selected, and in addition to the oxygen concentration performed in the atmosphere, for example, in a low oxygen atmosphere having an oxygen concentration of 19% by volume or less (for example, 15% by volume, 5% by volume, or substantially). It may be exposed in an oxygen-free environment), or may be exposed in a high oxygen atmosphere (for example, 22% by volume, 30% by volume, or 50% by volume) in which the oxygen concentration exceeds 21% by volume.
  • the oxygen concentration and the exposure illuminance may be appropriately combined with each other.
  • the oxygen concentration may be 10% by volume and the illuminance may be 1 W / cm 2
  • the oxygen concentration may be 35% by volume and the illuminance may be 2 W / cm 2 .
  • the colored composition layer can be sufficiently cured, and pixels having excellent properties such as solvent resistance can be produced.
  • the colored composition layer after exposure is developed. That is, the unexposed portion of the coloring composition layer is developed and removed to form a pattern (pixel).
  • the development and removal of the unexposed portion of the coloring composition layer can be performed using a developing solution.
  • the colored composition layer of the unexposed portion in the exposure step is eluted in the developing solution, and only the photocured portion remains.
  • the temperature of the developer is preferably, for example, 20 to 30 ° C.
  • the development time is preferably 20 to 180 seconds. Further, in order to improve the residue removability, the steps of shaking off the developer every 60 seconds and supplying a new developer may be repeated several times.
  • Examples of the developing solution include organic solvents and alkaline developing solutions, and alkaline developing solutions are preferable.
  • the alkaline developer an alkaline aqueous solution (alkaline developer) obtained by diluting an alkaline agent with pure water is preferable.
  • the alkaline agent include ammonia, ethylamine, diethylamine, dimethylethanolamine, diglycolamine, diethanolamine, hydroxyamine, ethylenediamine, tetramethylammonium hydroxide, tetraethylammonium hydroxide, tetrapropylammonium hydroxide, and tetrabutylammonium hydroxide.
  • Ethyltrimethylammonium hydroxide Ethyltrimethylammonium hydroxide, benzyltrimethylammonium hydroxide, dimethylbis (2-hydroxyethyl) ammonium hydroxide, choline, pyrrole, piperidine, 1,8-diazabicyclo- [5.4.0] -7-undecene, etc.
  • examples thereof include organic alkaline compounds and inorganic alkaline compounds such as sodium hydroxide, potassium hydroxide, sodium carbonate, sodium hydrogencarbonate, sodium silicate and sodium metasilicate.
  • the alkaline agent a compound having a large molecular weight is preferable in terms of environment and safety.
  • the concentration of the alkaline agent in the alkaline aqueous solution is preferably 0.001 to 10% by mass, more preferably 0.01 to 1% by mass.
  • the developer may further contain a surfactant.
  • the surfactant include the above-mentioned surfactants, and nonionic surfactants are preferable.
  • the developer may be once produced as a concentrated solution and diluted to a concentration required for use.
  • the dilution ratio is not particularly limited, but can be set in the range of, for example, 1.5 to 100 times. It is also preferable to wash (rinse) with pure water after development.
  • the rinsing is performed by supplying the rinsing liquid to the developed colored composition layer while rotating the support on which the developed colored composition layer is formed. It is also preferable to move the nozzle for discharging the rinse liquid from the central portion of the support to the peripheral edge of the support. At this time, when moving the nozzle from the central portion of the support to the peripheral portion, the nozzle may be moved while gradually reducing the moving speed. By rinsing in this way, in-plane variation of the rinse can be suppressed. Further, the same effect can be obtained by gradually reducing the rotation speed of the support while moving the nozzle from the central portion of the support to the peripheral portion.
  • Additional exposure processing and post-baking are post-development curing treatments to complete the curing.
  • the heating temperature is preferably 150 ° C or less.
  • the upper limit of the heating temperature is more preferably 120 ° C. or lower, further preferably 100 ° C. or lower.
  • the lower limit of the heating temperature is not particularly limited as long as it can promote the curing of the composition, but is more preferably 50 ° C. or higher, further preferably 75 ° C. or higher.
  • the heating time is preferably 1 minute or longer, more preferably 5 minutes or longer, and even more preferably 10 minutes or longer.
  • the upper limit is not particularly limited, but 20 minutes or less is preferable from the viewpoint of productivity.
  • Post-baking is also preferably carried out in an atmosphere of an inert gas.
  • thermal polymerization can proceed with very high efficiency without being hindered by oxygen, and even when pixels are manufactured at a temperature of 120 ° C. or lower throughout the entire process, flatness is achieved. It is possible to manufacture pixels having excellent properties such as solvent resistance.
  • the inert gas include nitrogen gas, argon gas, helium gas and the like, and nitrogen gas is preferable.
  • the oxygen concentration at the time of post-baking is preferably 100 ppm or less.
  • the step of exposing the colored composition layer in a pattern involves light having a wavelength of more than 350 nm and 380 nm or less (preferably light having a wavelength of 355 to 370 nm) with respect to the colored composition layer.
  • the exposure is performed by irradiating (more preferably i-line), and the additional exposure treatment (exposure after development) is performed with respect to the developed colored composition layer with light having a wavelength of 254 to 350 nm (preferably light having a wavelength of 254 nm). It is preferable to irradiate and expose.
  • the coloring composition layer can be appropriately cured by the first exposure (exposure before development), and the entire coloring composition layer is cured almost completely by the next exposure (exposure after development).
  • the colored composition layer can be sufficiently cured even under low temperature conditions to form pixels having excellent properties such as solvent resistance, adhesion, and rectangularness.
  • the coloring composition comprises, as a photopolymerization initiator, a photopolymerization initiator A1 having an extinction coefficient of 1.0 ⁇ 10 3 mL / g cm or more in a wavelength of 365 nm in methanol.
  • It contains a photopolymerization initiator A2 having an extinction coefficient of 1.0 ⁇ 10 2 mL / g cm or less at a wavelength of 365 nm in methanol and an extinction coefficient of 1.0 ⁇ 10 3 mL / g cm or more at a wavelength of 254 nm. Is preferably used.
  • Exposure after development can be performed using, for example, an ultraviolet photoresist curing device.
  • the ultraviolet photoresist curing apparatus may irradiate light having a wavelength of 254 to 350 nm and other light (for example, i-line).
  • the exposure source spectrum when the additional exposure process is performed a continuous spectrum is preferable, and from the viewpoint of improving solvent resistance and adhesion to the substrate, it is preferable to have a spectral spectrum distribution different from that of the exposure before development.
  • the following radiation can be mentioned.
  • (b) and (c) are preferable in that improvement of solvent resistance and adhesion to the substrate can be achieved at a higher level.
  • the colorant (A) contains a dye
  • the dye generally absorbs ultraviolet rays or short-wavelength visible light and photodecomposes, so that radiation (c) having less high-intensity component is generated on the short-wavelength side. preferable.
  • the upper limit of the peak intensity at the wavelength of 313 nm is not particularly limited, but it is preferably smaller than the peak intensity at the wavelength of 365 nm, and more preferably 3/4 or less.
  • the intensity is 1/4 or less, preferably 1/10 or less, more preferably 1/20 with respect to the smaller peak intensity of the peak intensity having a wavelength of 405 nm (h line) and the peak intensity having a wavelength of 436 nm (g line). Radiation that is.
  • the lower limit of the peak intensity at the wavelength of 313 nm (j line) and the wavelength of 365 nm (i line) is not particularly limited.
  • the exposure before development is radiation containing a wavelength of 365 nm (i line), a wavelength of 405 nm (h line) and a wavelength of 436 nm (g line), and the peak intensity at the wavelength of 313 nm (j line) is 365 nm (j line). Radiation that is less than 1/6 of the peak intensity in i-ray) is preferred.
  • Radiation exhibiting such spectral characteristics can be obtained, for example, by using a light source exhibiting the above spectral characteristics, or by using an ultraviolet cut filter or a band bus filter for radiation emitted from a high-pressure mercury lamp.
  • the irradiation amount (exposure amount) in the exposure after development is preferably 0.03 to 4.0 J / cm 2 , more preferably 0.05 to 3.5 J / cm 2 .
  • the difference between the wavelength of the light used in the exposure before development and the wavelength of the light used in the exposure after development is preferably 200 nm or less, and more preferably 100 to 150 nm.
  • the display device of the present invention has the above-mentioned cured film of the present invention.
  • Examples of the display device include a liquid crystal display device and an organic electroluminescence display device.
  • Display Devices (Akio Sasaki, Kogyo Chosakai Co., Ltd., published in 1990)"
  • Display Devices (Junaki Ibuki, Sangyo Tosho Co., Ltd.)” (Published in 1989) ”and so on.
  • liquid crystal display device is described in, for example, "Next Generation Liquid Crystal Display Technology (edited by Tatsuo Uchida, Kogyo Chosakai Co., Ltd., published in 1994)".
  • the liquid crystal display device to which the present invention can be applied is not particularly limited, and can be applied to, for example, various types of liquid crystal display devices described in the above-mentioned "next-generation liquid crystal display technology".
  • the organic electroluminescence display device may have a light source composed of a white organic electroluminescence element.
  • the white organic electroluminescence device preferably has a tandem structure.
  • Japanese Patent Application Laid-Open No. 2003-045676 supervised by Akiyoshi Mikami, "Frontiers of Organic EL Technology Development-High Brightness, High Precision, Long Life, Know-how Collection-", Technical Information Association It is described on pages 326 to 328, 2008 and the like.
  • the spectrum of white light emitted by the organic EL element preferably has a strong maximum emission peak in a blue region (430 nm to 485 nm), a green region (530 nm to 580 nm), and a yellow region (580 nm to 620 nm).
  • a blue region 430 nm to 485 nm
  • a green region 530 nm to 580 nm
  • a yellow region 580 nm to 620 nm.
  • those having a maximum emission peak in the red region 650 nm to 700 nm
  • the organic electroluminescence display device may have a lens on the color filter.
  • the shape of the lens various shapes derived by the optical system design can be taken, and examples thereof include a convex shape and a concave shape. For example, it is easy to improve the light condensing property by making it a concave shape (concave lens).
  • the lens may be in direct contact with the color filter, or another layer such as an adhesion layer or a flattening layer may be provided between the lens and the color filter.
  • the lens can also be arranged and used in the manner described in International Publication No. 2018/135189.
  • the coloring composition and the cured film of the present invention can also be used for a solid-state image sensor.
  • the configuration of the solid-state image sensor is not particularly limited as long as it has the cured film of the present invention and functions as a solid-state image sensor, and examples thereof include the following configurations.
  • a solid-state image pickup device CCD (charge-coupled device) image sensor, CMOS (complementary metal oxide semiconductor) image sensor, etc.
  • a transfer electrode made of polysilicon or the like.
  • a configuration having a condensing means for example, a microlens or the like; the same applies hereinafter
  • the pixels of the color filter may be embedded in a space partitioned by a partition wall, for example, in a grid pattern.
  • the refractive index of the partition wall is preferably lower than that of the pixel. Examples of the image pickup apparatus having such a structure are described in JP-A-2012-227478, JP-A-2014-179757, International Publication No. 2018/043654, and US Patent Application Publication No. 2018/0040656. Equipment is mentioned.
  • the image pickup device provided with the solid-state image pickup device can be used not only for a digital camera and an electronic device having an image pickup function (mobile phone or the like), but also for an in-vehicle camera or a surveillance camera.
  • Pigment dispersion liquid P-G1 C. I. Pigment Green 7 (average primary particle diameter 50 nm) 10.40 parts by mass, Pigment Derivative 1 2.60 parts by mass, Dispersant 1 6.50 parts by mass, and propylene glycol monomethyl ether acetate (PGMEA) 80 parts by mass. After mixing with .50 parts by mass, using zirconia beads with a diameter of 1 mm, disperse with an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan) for 5 hours, and then filter with a filter with a pore size of 5 ⁇ m to disperse the pigment. Liquid P-G1 was prepared.
  • Pigment dispersion liquid P-G2 After mixing 12.60 parts by mass of Pigment Green 36, 1.26 parts by mass of Pigment Derivative 1, 5.04 parts by mass of Dispersant 1, and 81.10 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-G2.
  • Pigment dispersion liquid P-G3 C. I. After mixing 12.60 parts by mass of Pigment Green 58, 1.26 parts by mass of Pigment Derivative 1, 5.04 parts by mass of Dispersant 1, and 81.10 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-G3.
  • Eiger mill Mini Model M-250MKII
  • Pigment dispersion liquid P-G4 (Pigment dispersion liquid P-G4) C. I. After mixing 12.60 parts by mass of Pigment Green 59, 1.26 parts by mass of Pigment Derivative 1, 5.04 parts by mass of Dispersant 1, and 81.10 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-G4.
  • Eiger mill Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.
  • Pigment dispersion liquid P-G5 C. I. 10.40 parts by mass of Pigment Green 7 (average primary particle diameter 50 nm), 2.60 parts by mass of pigment derivative 3, 6.50 parts by mass of dispersant 3, and 80.50 parts by mass of PGMEA are mixed. Then, using zirconia beads having a diameter of 1 mm, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-G5. ..
  • Pigment dispersion liquid P-G6 (Pigment dispersion liquid P-G6) C. I. After mixing 12.60 parts by mass of Pigment Green 59, 1.26 parts by mass of Pigment Derivative 3, 5.04 parts by mass of Dispersant 3, and 81.10 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-G6.
  • Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.)
  • Pigment dispersion liquid P-G7 C. I. 14 parts by mass of Pigment Green 7 (average primary particle diameter 50 nm), 0.49 parts by mass of polyethyleneimine (Epomin SP-003, manufactured by Nippon Catalyst Co., Ltd.), and 4.41 parts by mass of dispersant 4. After mixing with 81.1 parts by mass of PGMEA, using zirconia beads having a diameter of 1 mm, the mixture was dispersed with an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan) for 5 hours, and then filtered with a filter having a pore size of 5 ⁇ m. The pigment dispersion liquid P-G7 was prepared.
  • Pigment dispersion liquid P-G8 C. I. 14 parts by mass of Pigment Green 59, 0.49 parts by mass of polyethyleneimine (Epomin SP-003, manufactured by Nippon Catalyst Co., Ltd.), 4.41 parts by mass of dispersant 4, and 81.1 parts by mass of PGMEA. After mixing with Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) using zirconia beads having a diameter of 1 mm, the mixture was dispersed for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to obtain a pigment dispersion liquid P-G8. Was prepared.
  • Eiger Mill Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.
  • Pigment Dispersion Liquid P-G9 C. I. After mixing 14 parts by mass of Pigment Green 7 (average primary particle diameter 50 nm), 8.2 parts by mass of Dispersant 5, 6.8 parts by mass of Dispersant 6, and 72.5 parts by mass of PGMEA. Using zirconia beads having a diameter of 1 mm, the mixture was dispersed with an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-G9.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • Pigment Dispersion Liquid P-G10 (Pigment Dispersion Liquid P-G10) C. I. After mixing 14 parts by mass of Pigment Green 59, 8.2 parts by mass of Dispersant 5, 6.8 parts by mass of Dispersant 6, and 72.5 parts by mass of PGMEA, zirconia beads having a diameter of 1 mm are obtained. After dispersing for 5 hours with an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.), the pigment dispersion liquid PG10 was prepared by filtering with a filter having a pore size of 5 ⁇ m.
  • Pigment dispersion liquid P-Y1 C. I. After mixing 12.0 parts by mass of Pigment Yellow 150, 1.2 parts by mass of Pigment Derivative 2, 6.8 parts by mass of Dispersant 2, and 80.0 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y1.
  • Pigment dispersion liquid P-Y2 After mixing 12.0 parts by mass of Pigment Yellow 129, 1.2 parts by mass of Pigment Derivative 1, 6.8 parts by mass of Dispersant 1, and 80.0 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y2.
  • Pigment Dispersion Liquid P-Y3 C. I. After mixing 12.0 parts by mass of Pigment Yellow 139, 1.2 parts by mass of Pigment Derivative 1, 6.8 parts by mass of Dispersant 1, and 80.0 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y3.
  • Eiger mill Mini Model M-250MKII
  • Pigment Dispersion Liquid P-Y4 C. I. After mixing 12.0 parts by mass of Pigment Yellow 185, 1.2 parts by mass of Pigment Derivative 1, 6.8 parts by mass of Dispersant 1, and 80.0 parts by mass of PGMEA, zirconia having a diameter of 1 mm. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y4.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • Pigment Dispersion Liquid P-Y5 C. I. After mixing 12.0 parts by mass of Pigment Yellow 185, 1.2 parts by mass of the pigment derivative 3, 6.8 parts by mass of the dispersant 3, and 80.0 parts by mass of PGMEA, zirconia having a diameter of 1 mm is used. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y5.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • Pigment Dispersion Liquid P-Y6 C. I. 14 parts by mass of Pigment Yellow 185, 0.49 parts by mass of polyethyleneimine (Epomin SP-003, manufactured by Nippon Catalyst Co., Ltd.), 4.41 parts by mass of dispersant 4, and 81.1 parts by mass of PGMEA. After mixing with Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) using zirconia beads having a diameter of 1 mm, the mixture was dispersed for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to obtain a pigment dispersion liquid P-Y6. Was prepared.
  • Eiger Mill Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.
  • Pigment Dispersion Liquid P-Y7 C. I. 14 parts by mass of Pigment Yellow 129, 0.49 parts by mass of polyethyleneimine (Epomin SP-003, manufactured by Nippon Catalyst Co., Ltd.), 4.41 parts by mass of dispersant 4, and 81.1 parts by mass of PGMEA. After mixing with Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) using zirconia beads having a diameter of 1 mm, the mixture was dispersed for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to obtain a pigment dispersion P-Y7. Was prepared.
  • Eiger Mill Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.
  • Pigment dispersion liquid P-Y8 C. I. 14 parts by mass of Pigment Yellow 139, 0.49 parts by mass of polyethyleneimine (Epomin SP-003, manufactured by Nippon Catalyst Co., Ltd.), 4.41 parts by mass of dispersant 4, and 81.1 parts by mass of PGMEA. After mixing with Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) using zirconia beads having a diameter of 1 mm, the mixture was dispersed for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to obtain a pigment dispersion liquid P-Y8. Was prepared.
  • Eiger Mill Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.
  • Pigment Dispersion Liquid P-Y9 C. I. 14 parts by mass of Pigment Yellow 150, 0.49 parts by mass of polyethyleneimine (Epomin SP-003, manufactured by Nippon Catalyst Co., Ltd.), 4.41 parts by mass of dispersant 4, and 81.1 parts by mass of PGMEA. After mixing with Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) using zirconia beads having a diameter of 1 mm, the mixture was dispersed for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to obtain a pigment dispersion liquid P-Y9. Was prepared.
  • Eiger Mill Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.
  • Pigment Dispersion Liquid P-Y10 (Pigment Dispersion Liquid P-Y10) C. I. After mixing 12.25 parts by mass of Pigment Yellow 185, 1.75 parts by mass of the pigment derivative 4, 10 parts by mass of the dispersant 7, and 76 parts by mass of PGMEA, zirconia beads having a diameter of 1 mm are used. , Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y10.
  • Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y10.
  • Pigment Dispersion Liquid P-Y11 C. I. After mixing 12.25 parts by mass of Pigment Yellow 129, 1.75 parts by mass of the pigment derivative 4, 10 parts by mass of the dispersant 7, and 76 parts by mass of PGMEA, zirconia beads having a diameter of 1 mm are used. , Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y11.
  • Pigment Dispersion Liquid P-Y12 C. I. After mixing 12.25 parts by mass of Pigment Yellow 139, 1.75 parts by mass of the pigment derivative 4, 10 parts by mass of the dispersant 7, and 76 parts by mass of PGMEA, zirconia beads having a diameter of 1 mm were used. , Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y12.
  • Pigment Dispersion Liquid P-Y13 (Pigment Dispersion Liquid P-Y13) C. I. After mixing 12.25 parts by mass of Pigment Yellow 150, 1.75 parts by mass of pigment derivative 4, 10 parts by mass of dispersant 7, and 76 parts by mass of PGMEA, zirconia beads having a diameter of 1 mm are used. , Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y14.
  • Eiger Mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y14.
  • Pigment Dispersion Liquid P-Y14 After mixing 12.0 parts by mass of the yellow pigment 1, 1.2 parts by mass of the pigment derivative 1, 6.8 parts by mass of the dispersant 8, and 80.0 parts by mass of PGMEA, zirconia having a diameter of 1 mm is used. Using the beads, the pigment was dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid P-Y14.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • Yellow pigment 1 Compound with the following structure (isoindoline compound)
  • Pigment derivative 1 A compound having the following structure
  • Pigment derivative 2 A compound having the following structure
  • Pigment derivative 3 A compound having the following structure
  • Pigment derivative 4 A compound having the following structure
  • Dispersant 1 Resin having the following structure (weight average molecular weight 24000, the numerical value added to the main chain is the molar ratio, and the numerical value added to the side chain is the number of repeating units).
  • Dispersant 2 Resin with the following structure
  • Dispersant 3 Resin having the following structure (the numerical value added to the main chain is the molar ratio, and the numerical value added to the side chain is the number of repeating units.
  • Dispersant 4 Resin synthesized by the following method. 50 parts by mass of methyl methacrylate, 30 parts by mass of n-butyl methacrylate, 20 parts by mass of t-butyl methacrylate and 45.4 parts by mass of propylene glycol monomethyl ether acetate (PGMEA) were charged into the reaction vessel, and the atmosphere gas was replaced with nitrogen gas. The inside of the reaction vessel is heated to 70 ° C., 6 parts by mass of 3-mercapto-1,2-propanediol is added, and 0.12 parts by mass of AIBN (azobisisobutyronitrile) is further added, and the reaction is carried out for 12 hours. I let you. It was confirmed by solid content measurement that 95% had reacted.
  • PMEA propylene glycol monomethyl ether acetate
  • Dispersant 5 A 40% by mass PGMEA solution of the resin synthesized by the following method. 133 parts by mass of methoxypropyl acetate was charged into a reaction vessel equipped with a gas introduction tube, a condenser, a stirring blade, and a thermometer, and the temperature was raised to 100 ° C. while substituting with nitrogen. 40 parts by mass of N, N-dimethylaminoethyl methacrylate, 160 parts by mass of n-butyl methacrylate, 61 parts by mass of methoxypropyl acetate, and 2,2'-azobis (2,4-dimethylvaleronitrile) in the dropping tank.
  • Dispersant 6 A 40% by mass PGMEA solution of the resin synthesized by the following method.
  • 10 parts by mass of methacrylic acid 20 parts by mass of methyl methacrylate, 90 parts by mass of 2-methoxyethyl methacrylate, 40 parts by mass of tert-butyl methacrylate, n. -20 parts by mass of butyl acrylate, 20 parts by mass of tert-butyl acrylate, and 50 parts by mass of PGMEA were charged and replaced with nitrogen gas. While heating the inside of the reaction vessel to 50 ° C.
  • Dispersant 7 A 40% by mass PGMEA solution of the resin synthesized by the following method. 10 parts by mass of methacrylic acid, 90 parts by mass of methyl methacrylate, 60 parts by mass of ethyl acrylate, 40 parts by mass of tert-butyl acrylate, 50 parts by mass of PGMEA in a reaction vessel equipped with a gas introduction tube, temperature, condenser and stirrer. The parts were charged and replaced with nitrogen gas. While heating the inside of the reaction vessel to 50 ° C. and stirring, 12 parts by mass of 3-mercapto-1,2-propanediol was added.
  • the temperature was raised to 90 ° C., and the reaction was carried out for 7 hours while adding a solution in which 0.1 part by mass of 2,2'-azobisisobutyronitrile was added to 90 parts by mass of PGEMA. It was confirmed by measuring the non-volatile content that 95% of the monomers reacted.
  • 19 parts by mass of pyromellitic anhydride, 50 parts by mass of PGMEA, and 0.4 part by mass of 1,8-diazabicyclo- [5.4.0] -7-undecene as a catalyst were added, and 7 at 100 ° C. Reacted for time.
  • Dispersant 8 BYK-LPN6919 (manufactured by Big Chemie)
  • ⁇ Preparation of coloring composition The raw materials shown in the table below were mixed, stirred, and then filtered using a nylon filter (manufactured by Nippon Pole Co., Ltd.) having a pore size of 0.45 ⁇ m to prepare a colored composition.
  • I1 Irgure OXE02 (Oxime compound manufactured by BASF)
  • I2 Omnirad 2959 (hydroxyalkylphenone compound manufactured by IGM Resins B.V.)
  • I3 Omnirad 379 (aminoalkylphenone compound manufactured by IGM Resins B.V.)
  • I4 Compound with the following structure (oxime compound)
  • I5 Irgure OXE01 (Oxime compound manufactured by BASF)
  • E3 A 40% by mass PGMEA solution of an epoxy resin having the following structure (content of cyclic ether group 5.33 mmol / g, weight average molecular weight 11000)
  • E4 A 40% by mass PGMEA solution of an epoxy resin having the following structure (content of cyclic ether group 3.95 mmol / g, weight average molecular weight 10000)
  • E5 A 40% by mass PGMEA solution of an epoxy resin having the following structure (content of cyclic ether group 5.33 mmol / g, weight average molecular weight 10000)
  • E6 40% by mass PGMEA solution of epoxy resin synthesized by the following method 5.1 parts by mass of benzyl methacrylate, 0.8 parts by mass of N-phenylmaleimide, 0.6 parts by mass of styrene, 13.2 parts by mass of glycidyl methacrylate in a reaction vessel. The portion was added together with 78.9 parts by mass of propylene glycol methyl ether acetate and dissolved, and then the temperature was raised to 75 ° C. in a nitrogen atmosphere. After the reaction product reached 75 ° C., 1.2 parts by mass of a thermal polymerization initiator (V-65, manufactured by Wako Pure Chemical Industries, Ltd.) was added, and then the reaction was carried out for 12 hours.
  • V-65 thermal polymerization initiator
  • E7 40% by mass PGMEA solution of epoxy resin synthesized by the following method In a reaction vessel, 5.1 parts by mass of benzyl methacrylate, 0.8 parts by mass of N-phenylmaleimide, 0.6 parts by mass of styrene, 3,4-epoxycyclohexyl 13.2 parts by mass of methylmethacrylate was added together with 78.9 parts by mass of propylene glycol methyl ether acetate to dissolve it, and then the temperature was raised to 75 ° C. in a nitrogen atmosphere.
  • Denacol EX-810 manufactured by Nagase ChemteX Corporation, ethylene glycol diglycidyl ether, molecular weight 174)
  • O1 OXT-221 (manufactured by Toagosei Co., Ltd., 3-ethyl-3 ⁇ [(3-ethyloxetane-3-yl) methoxy] methyl ⁇ oxetane, a compound having an oxetane group)
  • M1 Aronix M-402 (Mixture of dipentaerythritol hexaacrylate and dipentaerythritol pentaacrylate manufactured by Toagosei Co., Ltd.)
  • M2 Compound with the following structure
  • M4 Compound with the following structure
  • M5 Mixture of compounds with the following structure
  • M6 Aronix M-350 (Trimethylolpropane Ethylene Oxide Modified Triacrylate, manufactured by Toagosei Co., Ltd.)
  • B1 A 40% by mass PGMEA solution of a resin having the following structure (weight average molecular weight 12000, the numerical value added to the main chain is the molar ratio).
  • B2 A 40% by mass PGMEA solution of a resin having the following structure (weight average molecular weight 11000, the numerical value added to the main chain is the molar ratio).
  • G1 BYK-330 (Silicone-based surfactant manufactured by Big Chemie)
  • G2 A compound having the following structure (weight average molecular weight 14000,% value indicating the ratio of repeating units is mol%, fluorine-based surfactant)
  • G3 KF-6001 (Silicone-based surfactant manufactured by Shin-Etsu Chemical Co., Ltd.)
  • G4 Torre Silicone SH8400 (manufactured by Toray Dow Corning Co., Ltd.)
  • Each coloring composition was applied onto a glass substrate using a spin coater so that the film thickness after drying was 1.5 ⁇ m, and dried on a hot plate at 100 ° C. for 2 minutes. Then, using an ultra-high pressure mercury lamp, the exposure was performed under the conditions of an exposure illuminance of 20 mW / cm 2 and an exposure amount of 100 mJ / cm 2 . Then, it was heated on a hot plate at 100 ° C. for 20 minutes and allowed to cool to form a cured film.
  • the obtained cured film was measured for the absorbance of light in the wavelength range of 300 to 800 nm using an ultraviolet-visible near-infrared spectrophotometer (UV3600, manufactured by Shimadzu Corporation) using a reference as a glass substrate. Wavelength 1 and wavelength 2 were measured, respectively.
  • Wavelength 1 Of the absorptivity for light with a wavelength of 400 to 700 nm, when the absorptivity for light with a wavelength of 450 nm is 1, the wavelength on the long wave side where the absorptivity is 0.2
  • Wavelength 2 Light with a wavelength of 400 to 700 nm. Of the absorptivity for light, when the absorptivity for light with a wavelength of 450 nm is 1, the wavelength on the short wave side where the absorptivity is 0.2.
  • each coloring composition was applied onto a glass substrate so that the film thickness after drying was 1.5 ⁇ m, and dried on a hot plate at 100 ° C. for 2 minutes. Then, using an ultra-high pressure mercury lamp, exposure was performed under the conditions of an exposure illuminance of 20 mW / cm 2 and an exposure amount of 100 mJ / cm 2 . Then, paddle development was performed at 23 ° C. for 60 seconds using a 0.3% by mass aqueous solution of tetramethylammonium hydroxide. Then, it was rinsed with a spin shower and then washed with pure water. Then, it was heated on a hot plate at 100 ° C.
  • the transmittance (T1) of the obtained cured film having a wavelength of 450 nm was measured.
  • the coloring composition for color mixing evaluation was applied onto this cured film using a spin coater so that the film thickness after drying was 1.5 ⁇ m, and dried on a hot plate at 100 ° C. for 2 minutes. A coating film of a coloring composition for color mixing evaluation was formed, and a laminated film was formed.
  • the coloring composition for color mixing evaluation the coloring composition 1 for forming blue pixels used for forming the blue pixels of Example 1001 described later was used.
  • the glass substrate on which this laminated film was formed was placed on a horizontal rotary table of a spin shower developer (DW-30 type, manufactured by Chemitronics Co., Ltd.), and CD-2000 (Fujifilm Electronics Materials Co., Ltd.) Paddle development was performed at 23 ° C. for 60 seconds using a 60% diluted solution (manufactured by Co., Ltd.), and the coating film of the coloring composition for color mixing evaluation formed on the cured film was developed and removed.
  • DW-30 type manufactured by Chemitronics Co., Ltd.
  • CD-2000 Fujijifilm Electronics Materials Co., Ltd.
  • the above-mentioned glass substrate is fixed to a horizontal rotary table by a vacuum chuck method, and while the glass substrate is rotated at a rotation speed of 50 rpm by a rotating device, pure water is supplied from above the center of rotation in a shower shape from above the center of rotation. It was rinsed and then spray dried.
  • MCPD-3000 manufactured by Otsuka Electronics Co., Ltd.
  • T2 the transmittance of light having a wavelength of 450 nm of the cured film after the coating film of the coloring composition for color mixing evaluation was developed and removed was measured.
  • the rate of change in transmittance was calculated from the following formula, and the color mixing was evaluated according to the following evaluation criteria.
  • Change rate of transmittance (%) ⁇
  • Transmittance change rate is 5% or more Is
  • Thickness increase rate (%) [(viscosity (V 2 ) -viscosity (V 1 )) / viscosity (V 1 )] ⁇ 100 S: The thickening rate is less than 0.1% A: The thickening rate is 0.1% or more and less than 0.25% B: The thickening rate is 0.25% or more and less than 1% C: Increased The viscosity is 1% or more and less than 2.5%. D: The viscosity is 2.5% or more and less than 5%. E: The viscosity is 5% or more.
  • the examples were superior to the comparative examples in the evaluation of color mixing. Further, the cured film obtained by using the coloring composition of the example had a high transmittance of light in the vicinity of a wavelength of 500 nm, and was excellent in sensitivity as a green pixel. The same effect was obtained even when the surfactant of Example 1 was changed to a surfactant (KF-6001, manufactured by Shin-Etsu Chemical Co., Ltd.).
  • Example 1001 A coloring composition for forming green pixels was applied onto a silicon wafer by a spin coating method so that the film thickness after film formation was 1.5 ⁇ m. Then, using a hot plate, it was heated at 100 ° C. for 2 minutes. Next, using an i-line stepper exposure apparatus FPA-3000i5 + (manufactured by Canon Inc.), exposure was performed at 200 mJ / cm 2 via a mask with a 3 ⁇ m square dot pattern. Then, paddle development was performed at 23 ° C. for 60 seconds using a 0.3% by mass aqueous solution of tetramethylammonium hydroxide. Then, it was rinsed with a spin shower and then washed with pure water.
  • FPA-3000i5 + manufactured by Canon Inc.
  • a green coloring pattern (green pixel) was formed by heating at 100 ° C. for 20 minutes using a hot plate.
  • the coloring composition 1 for forming red pixels and the coloring composition 1 for forming blue pixels are sequentially patterned to form a red coloring pattern (red pixel) and a blue coloring pattern (blue pixel), respectively, to form a structure.
  • the coloring composition for forming green pixels the coloring composition of Example 1 was used.
  • the coloring composition 1 for forming red pixels and the coloring composition 1 for forming blue pixels will be described later.
  • the obtained structure was incorporated into an organic electroluminescence display device according to a known method. This organic electroluminescence display device had suitable image recognition ability.
  • the pigment dispersion liquid DR-1 As the pigment dispersion liquid DR-1, the one prepared by the following method was used. C. I. After mixing 11.0 parts by mass of Pigment Red 264, 21.5 parts by mass of the dispersant 11, 1 part by mass of the dispersant (EFKA4300 manufactured by BASF), and 66.5 parts by mass of PGMEA, Using zirconia beads having a diameter of 1 mm, the mixture was dispersed with an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid DR-1.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • the pigment dispersion liquid DY-1 As the pigment dispersion liquid DY-1, the one prepared by the following method was used. C. I. After mixing 23.5 parts by mass of Pigment Yellow 139, 7 parts by mass of dispersant 11, 3 parts by mass of dispersant (EFKA4300 manufactured by BASF), and 66.5 parts by mass of PGMEA, the diameter is 1 mm. The zirconia beads of No. 1 were dispersed in an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid DY-1.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • the pigment dispersion liquid DB-1 As the pigment dispersion liquid DB-1, the one prepared by the following method was used. C. I. 11.0 parts by mass of Pigment Blue 15: 6, 21.5 parts by mass of dispersant 11, 1 part by mass of dispersant (EFKA4300, manufactured by BASF), and 66.5 parts by mass of PGMEA were mixed. Then, using zirconia beads having a diameter of 1 mm, the mixture was dispersed with an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered with a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid DB-1.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • the pigment dispersion liquid DV-1 As the pigment dispersion liquid DV-1, the one prepared by the following method was used. C. I. After mixing 11.0 parts by mass of Pigment Violet 23, 21.5 parts by mass of dispersant 11, 1 part by mass of dispersant (EFKA4300 manufactured by BASF), and 66.5 parts by mass of PGMEA, Using zirconia beads having a diameter of 1 mm, the mixture was dispersed with an Eiger mill (“Mini Model M-250MKII” manufactured by Eiger Japan Co., Ltd.) for 5 hours, and then filtered through a filter having a pore size of 5 ⁇ m to prepare a pigment dispersion liquid DV-1.
  • Eiger mill Mini Model M-250MKII manufactured by Eiger Japan Co., Ltd.
  • the dispersant 11 those prepared by the following methods were used. After charging 196 parts by mass of PGMEA into a reaction vessel equipped with a thermometer, a cooling tube, a nitrogen gas introduction tube, a dropping tube and a stirrer in a separable 4-neck flask, the temperature was raised to 80 ° C., and the inside of the reaction vessel was replaced with nitrogen.

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Abstract

L'invention concerne : une composition colorante qui permet de former un film durci dans lequel le mélange avec d'autres couleurs est supprimé ; un film durci ; un corps de structure ; un filtre coloré ; et un dispositif d'affichage. La composition colorante comprend un agent colorant, une résine, un composé polymérisable, un initiateur de photopolymérisation et un composé ayant un groupe éther cyclique. L'agent colorant comprend un indice de couleur de pigment Green 7 et un agent colorant jaune, et lorsque le degré d'absorption de l'agent colorant par rapport à la lumière ayant une longueur d'onde de 450 nm est défini comme 1, la longueur d'onde à laquelle le degré d'absorption est de 0,2 se situe dans la plage de longueurs d'onde allant de 540 à 610 nm, inclusivement.
PCT/JP2021/030326 2020-09-24 2021-08-19 Composition colorante, film durci, corps de structure, filtre coloré et dispositif d'affichage WO2022064904A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019113823A (ja) * 2017-12-22 2019-07-11 東洋インキＳｃホールディングス株式会社 感光性着色組成物及びカラーフィルタ
JP2019139230A (ja) * 2018-02-13 2019-08-22 東洋インキＳｃホールディングス株式会社 感光性着色組成物及びカラーフィルタ
JP2020101575A (ja) * 2018-12-19 2020-07-02 東洋インキＳｃホールディングス株式会社 着色組成物、およびカラーフィルタ、固体撮像素子、液晶表示装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019113823A (ja) * 2017-12-22 2019-07-11 東洋インキＳｃホールディングス株式会社 感光性着色組成物及びカラーフィルタ
JP2019139230A (ja) * 2018-02-13 2019-08-22 東洋インキＳｃホールディングス株式会社 感光性着色組成物及びカラーフィルタ
JP2020101575A (ja) * 2018-12-19 2020-07-02 東洋インキＳｃホールディングス株式会社 着色組成物、およびカラーフィルタ、固体撮像素子、液晶表示装置

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