CN107428766B - Compound, photosensitive resin composition containing same and color filter - Google Patents

Compound, photosensitive resin composition containing same and color filter Download PDF

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CN107428766B
CN107428766B CN201580077258.4A CN201580077258A CN107428766B CN 107428766 B CN107428766 B CN 107428766B CN 201580077258 A CN201580077258 A CN 201580077258A CN 107428766 B CN107428766 B CN 107428766B
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chemical formula
represented
compound
photosensitive resin
resin composition
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CN107428766A (en
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郑义树
金圭泳
金亨默
朴彩媛
徐惠瑗
辛明晔
李英
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Samsung SDI Co Ltd
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    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/22Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains four or more hetero rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F1/00Compounds containing elements of Groups 1 or 11 of the Periodic Table
    • C07F1/08Copper compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F11/00Compounds containing elements of Groups 6 or 16 of the Periodic Table
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F15/00Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
    • C07F15/06Cobalt compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F3/00Compounds containing elements of Groups 2 or 12 of the Periodic Table
    • C07F3/06Zinc compounds
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03FPHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004Photosensitive materials

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Abstract

The invention provides a compound represented by a specific chemical formula, a photosensitive resin composition containing the compound and a color filter manufactured by using the photosensitive resin composition.

Description

Compound, photosensitive resin composition containing same and color filter
Technical Field
The invention relates to a compound, a photosensitive resin composition containing the compound and a color filter.
Background
A color filter manufactured by using a pigment-type photosensitive resin composition has limitations in brightness and contrast ratio due to pigment particle size. In addition, the imaging sensor device requires a small dispersed particle size to form a fine pattern. To meet the demand, attempts have been made to realize a color filter having improved color characteristics (such as brightness, contrast ratio, etc.) by manufacturing a photosensitive resin composition by introducing a dye that does not form particles instead of a pigment.
Therefore, it is necessary to study a suitable compound as a dye for producing a photosensitive resin composition.
Disclosure of Invention
[ technical Direction ]
One embodiment provides a novel compound.
Another embodiment provides a photosensitive resin composition comprising the compound.
Still another embodiment provides a color filter manufactured using the photosensitive resin composition.
[ means for solving the problems ]
One embodiment of the present invention provides a compound represented by chemical formula 1.
[ chemical formula 1]
Figure GDA0001394284330000011
In the chemical formula 1, the first and second,
m is Cu, Zn, Co or Mo,
R1to R16Independently a hydrogen atom, a halogen atom, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C3 to C20 alkoxy group, a substituted or unsubstituted C6 to C20 aryl group, or a substituted or unsubstituted C6 to C20 aryloxy group, and
R1to R16At least one of which is represented by chemical formula 2,
[ chemical formula 2]
Figure GDA0001394284330000021
Wherein, in chemical formula 2,
R17and R18Independently a substituted or unsubstituted C1 to C20 alkyl group or a substituted or unsubstituted C6 to C20 aryl group.
Chemical formula 2 may be represented by chemical formula 3.
[ chemical formula 3]
Figure GDA0001394284330000022
In the chemical formula 3, the first and second,
R17and R18Independently a substituted or unsubstituted C1 to C20 alkyl group or a substituted or unsubstituted C6 to C20 aryl group.
R1To R16At least one of which may be represented by chemical formula 2, and R1To R16At least one of which may be represented by one of chemical formulas 4 to 7.
[ chemical formula 4]
Figure GDA0001394284330000023
[ chemical formula 5]
Figure GDA0001394284330000024
[ chemical formula 6]
Figure GDA0001394284330000025
[ chemical formula 7]
Figure GDA0001394284330000031
In chemical formula 6 and chemical formula 7,
L1is a substituted or unsubstituted C1 to C10 alkylene, and
R19is a substituted or unsubstituted C1 to C10 alkyl group.
R1To R4At least one of which may be represented by chemical formula 2, R5To R8At least one of which may be represented by one of chemical formulas 4 to 7, R9To R12At least one of which may be represented by one of chemical formulas 4 to 7, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
R1To R4At least one of which may be represented by chemical formula 2, R5To R8At least one of which may be represented by chemical formula 2, R9To R12At least one of which may be represented by chemical formulas 4 to 7, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
R1To R4At least one of which may be represented by chemical formula 2, R5To R8At least one of which may be represented by one of chemical formulas 4 to 7, R9To R12At least one of which may be represented by chemical formula 2, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
R1To R4At least one of which may be represented by chemical formula 2, R5To R8At least one of which may be represented by chemical formula 2, R9To R12At least one of which may be represented by chemical formula 2, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
R1To R4At least one of which may be represented by chemical formula 2, R5To R8At least one of which may be represented by chemical formula 2, R9To R12ToAt least one of which is represented by chemical formula 2, and R13To R16At least one of which may be represented by chemical formula 2.
The compound represented by chemical formula 1 may be represented by one of chemical formulas 8 to 16.
[ chemical formula 8]
Figure GDA0001394284330000041
[ chemical formula 9]
Figure GDA0001394284330000042
[ chemical formula 10]
Figure GDA0001394284330000051
[ chemical formula 11]
Figure GDA0001394284330000052
[ chemical formula 12]
Figure GDA0001394284330000061
[ chemical formula 13]
Figure GDA0001394284330000062
[ chemical formula 14]
Figure GDA0001394284330000071
[ chemical formula 15]
Figure GDA0001394284330000072
[ chemical formula 16]
Figure GDA0001394284330000081
The compound may be a green dye.
The green dye may have a maximum light transmittance in a wavelength of 445nm to 560 nm.
Another embodiment provides a photosensitive resin composition comprising the compound.
The photosensitive resin composition may further include an alkali-soluble resin, a photopolymerizable compound, a photopolymerization initiator, and a solvent.
The photosensitive resin composition may further include a pigment.
The pigment may be a yellow pigment.
Another embodiment provides a color filter manufactured using the photosensitive resin composition.
Other embodiments of the present invention are included in the following embodiments.
[ advantageous effects ]
The compound according to one embodiment has excellent green spectral characteristics, a high mohr extinction coefficient, and improved organic solvent solubility, and thus may be used as a dye during the preparation of a photosensitive resin composition for a green filter, and a color filter including the dye may have excellent brightness and contrast ratio.
Detailed Description
Hereinafter, embodiments of the present invention are described in detail. However, these embodiments are exemplary, and the present invention is not limited thereto.
As used herein, the term "substituted", when a specific definition is not otherwise provided, means substituted with a substituent selected from the group consisting of: halogen (F, Br, Cl or I), hydroxy, nitro, cyano, amino (NH)2、NH(R200) Or N (R)201)(R202) Wherein R is200、R201And R202Is the same or different and is independently C1 to C10 alkyl), carbamimidoyl, hydrazine, hydrazone group, carboxyl group, substituted or unsubstituted alkyl group, substituted or unsubstitutedIn place of the functional group of the present invention, an alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted alicyclic organic group, a substituted or unsubstituted aryl group and a substituted or unsubstituted heterocyclic group may be used.
As used herein, when a specific definition is not otherwise provided, the term "alkyl" refers to C1 to C20 alkyl and specifically C1 to C15 alkyl, the term "cycloalkyl" refers to C3 to C20 cycloalkyl and specifically C3 to C18 cycloalkyl, the term "alkoxy" refers to C1 to C20 alkoxy and specifically C1 to C18 alkoxy, the term "aryl" refers to C6 to C20 aryl and specifically C6 to C18 aryl, the term "alkenyl" refers to C2 to C20 alkenyl and specifically C2 to C18 alkenyl, the term "alkylene" refers to C1 to C20 alkylene and specifically C1 to C18 alkylene, and the term "arylene" refers to C6 to C20 arylene and specifically C6 to C16 arylene.
As used herein, "(meth) acrylate" means "acrylate" or "methacrylate" and "(meth) acrylic acid" means "acrylic acid" or "methacrylic acid" when a specific definition is not otherwise provided.
As used herein, the term "combination" when a definition is not otherwise provided means mixing or copolymerization. Further, "copolymerization" means block copolymerization or random copolymerization, and "copolymer" means block copolymer or random copolymer.
In the chemical formulae of the present specification, unless a specific definition is otherwise provided, when a chemical bond is not shown at the position that should be given, the hydrogen bonds at the position.
As used herein, "a" indicates a point of attachment of the same or different atom or chemical formula when a specific definition is not otherwise provided.
One embodiment provides a compound represented by chemical formula 1.
[ chemical formula 1]
Figure GDA0001394284330000091
In the chemical formula 1, the first and second,
m is Cu, Zn, Co or Mo,
R1to R16Independently a hydrogen atom, a halogen atom, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C3 to C20 alkoxy group, a substituted or unsubstituted C6 to C20 aryl group, or a substituted or unsubstituted C6 to C20 aryloxy group, and
R1to R16At least one of which is represented by chemical formula 2,
[ chemical formula 2]
Figure GDA0001394284330000092
Wherein, in chemical formula 2,
R17and R18Independently a substituted or unsubstituted C1 to C20 alkyl group or a substituted or unsubstituted C6 to C20 aryl group.
The compound represented by chemical formula 1 has excellent green spectral characteristics and a high molar extinction coefficient. In addition, the compound represented by chemical formula 1 must include a substituent represented by chemical formula 2 and thus may have improved solubility in an organic solvent and show excellent brightness when applied to a color filter.
In one exemplary embodiment, M may be Zn.
Chemical formula 2 may be represented by chemical formula 3.
[ chemical formula 3]
Figure GDA0001394284330000101
In the chemical formula 3, the first and second,
R17and R18Independently a substituted or unsubstituted C1 to C20 alkyl group or a substituted or unsubstituted C6 to C20 aryl group.
The compound represented by chemical formula 1 according to one embodiment must include a substituent represented by chemical formula 2, for example, chemical formula 3 and cause a red shift, and thus the compound represented by chemical formula 1 according to one embodiment shows excellent brightness compared to a composition including a pigment, for example, a green pigment.
In addition, the compound represented by chemical formula 1 according to one embodiment must include a substituent represented by chemical formula 2, for example, chemical formula 3, and show greatly improved solubility in an organic solvent, while the solubility of the phthalocyanine-based dye compound including an amide substituent in an organic solvent is drastically deteriorated.
R1To R16Can be represented by chemical formula 2, and R1To R16At least one of which may be represented by one of chemical formulas 4 to 7.
[ chemical formula 4]
Figure GDA0001394284330000102
[ chemical formula 5]
Figure GDA0001394284330000103
[ chemical formula 6]
Figure GDA0001394284330000104
[ chemical formula 7]
Figure GDA0001394284330000111
In chemical formula 6 and chemical formula 7,
L1is a substituted or unsubstituted C1 to C10 alkylene, and
R19is a substituted or unsubstituted C1 to C10 alkyl group.
For example, L1May be a substituted or unsubstituted methylene group, a substituted or unsubstituted ethylene group, a substituted or unsubstituted propylene group, a substituted or unsubstituted butylene group, a substituted or unsubstituted pentylene group, a substituted or unsubstituted hexylene group, a substituted or unsubstituted heptylene group, a substituted or unsubstituted hexylene groupUnsubstituted octylene, substituted or unsubstituted nonylene, or substituted or unsubstituted decylene.
The compound according to one embodiment includes a substituent represented by one of chemical formulas 4 to 7 in addition to the substituent represented by chemical formula 2 and may increase solubility in an organic solvent and improve coloring characteristics.
For example, in chemical formula 1, R1To R4Can be represented by chemical formula 2, R5To R8At least one of which may be represented by one of chemical formulas 4 to 7, R9To R12At least one of which may be represented by one of chemical formulas 4 to 7, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
For example, in chemical formula 1, R1To R4Can be represented by chemical formula 2, R5To R8At least one of which may be represented by chemical formula 2, R9To R12At least one of which may be represented by one of chemical formulas 4 to 7, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
For example, in chemical formula 1, R1To R4Can be represented by chemical formula 2, R5To R8At least one of which may be represented by one of chemical formulas 4 to 7, R9To R12At least one of which may be represented by chemical formula 2, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
For example, in chemical formula 1, R1To R4Can be represented by chemical formula 2, R5To R8At least one of which may be represented by chemical formula 2, R9To R12At least one of which may be represented by chemical formula 2, and R13To R16At least one of which may be represented by one of chemical formulas 4 to 7.
For example, in chemical formula 1, R1To R4Can be represented by chemical formula 2Shown as R5To R8At least one of which may be represented by chemical formula 2, R9To R12At least one of which may be represented by chemical formula 2, and R13To R16At least one of which may be represented by chemical formula 2.
For example, the compound represented by chemical formula 1 may be represented by one of chemical formulas 8 to 16, but is not limited thereto.
[ chemical formula 8]
Figure GDA0001394284330000121
[ chemical formula 9]
Figure GDA0001394284330000122
[ chemical formula 10]
Figure GDA0001394284330000131
[ chemical formula 11]
Figure GDA0001394284330000132
[ chemical formula 12]
Figure GDA0001394284330000141
[ chemical formula 13]
Figure GDA0001394284330000142
[ chemical formula 14]
Figure GDA0001394284330000151
[ chemical formula 15]
Figure GDA0001394284330000152
[ chemical formula 16]
Figure GDA0001394284330000161
Since the compound according to one embodiment can achieve clearer colors even in smaller amounts due to the substituent represented by chemical formula 2, e.g., chemical formula 3, a display device having excellent color characteristics, such as excellent brightness, contrast ratio, and the like, can be manufactured by using the compound as a colorant. For example, the compound may be a colorant, such as a dye, for example a green dye that may have, for example, a maximum light transmittance in a wavelength of 445nm to 560 nm.
In general, dyes are the most expensive of the components used in color filters. Thus, it may be necessary to use more expensive dyes to achieve the desired effect, such as high brightness, high contrast ratio, etc. and thus increase the unit production cost. However, when the compound according to one embodiment is used as a dye for a color filter, the compound can achieve excellent color characteristics, such as color characteristics of high brightness, high contrast ratio, and the like, even when used in a small amount, and reduce unit production costs.
Further, the compound according to one embodiment may include a substituent represented by one of chemical formulas 4 to 7 in addition to the substituent represented by chemical formula 2, for example, chemical formula 3, and thus may exhibit improved solubility in an organic solvent and improved coloring characteristics.
According to one embodiment, a photosensitive resin composition comprising the compound according to the above embodiment is provided.
For example, the photosensitive resin composition includes the compound according to the above embodiment, an alkali-soluble resin, a photopolymerizable compound, a photopolymerization initiator, and a solvent.
The compound according to one embodiment functions as a colorant (e.g., a dye such as a green dye) in the photosensitive resin composition and can realize excellent color characteristics.
The compound according to one embodiment may be included in an amount of 1 to 10 wt%, for example, 3 to 7 wt%, based on the total amount of the photosensitive resin composition. When the compounds within the range are included, color reproducibility and contrast ratio become excellent.
The photosensitive resin composition may further include a pigment, such as a yellow pigment.
The yellow pigment may be c.i. pigment yellow 139, c.i. pigment yellow 138, c.i. pigment yellow 150, etc. in Color Index (Color Index), and these pigments may be used alone or in a mixture of two or more.
The pigment may be contained in the photosensitive resin composition in the form of a pigment dispersion.
The pigment dispersion liquid may include a solid pigment, a solvent, and a dispersant for uniformly dispersing the pigment in the solvent.
The solid pigment may be included in an amount of 1 to 20 wt%, such as 8 to 15 wt%, such as 10 to 20 wt%, and such as 10 to 15 wt%, based on the total amount of the pigment dispersion.
The dispersant may be a nonionic dispersant, an anionic dispersant, a cationic dispersant, and the like. Specific examples of the dispersant may be polyalkylene glycol and esters thereof, polyalkylene oxide, polyol ester alkylene oxide addition products, alcohol alkylene oxide addition products, sulfonic acid esters, sulfonic acid salts, carboxylic acid esters, carboxylic acid salts, alkylamide alkylene oxide addition products, alkylamines, and the like, and may be used alone or in a mixture of two or more thereof.
Commercially available examples of the dispersant may include DISPERBYK-101, DISPERBYK-130, DISPERBYK-140, DISPERBYK-160, DISPERBYK-161, DISPERBYK-162, DISPERBYK-163, DISPERBYK-164, DISPERBYK-165, DISPERBYK-166, DISPERBYK-170, DISPERBYK-171, DISPERBYK-182, DISPERBYK-2000, DISPERBYK-2001, and the like, manufactured by BYK, Inc.; EFKA-47, EFKA-47EA, EFKA-48, EFKA-49, EFKA-100, EFKA-400, EFKA-450, and the like, manufactured by EFKA chemical company; solsperse 5000, Solsperse 12000, Solsperse 13240, Solsperse 13940, Solsperse17000, Solsperse 20000, Solsperse 24000GR, Solsperse 27000, Solsperse 28000, and the like, manufactured by Zernia corporation; or PB711, PB821 manufactured by Ajinomoto Co.
The dispersant may be included in an amount of 1 to 20 wt% based on the total amount of the pigment dispersion liquid. When the dispersant is included within the range, the dispersion of the photosensitive resin composition can be improved due to appropriate viscosity, and thus the optical and physicochemical qualities of the article can be maintained.
The solvent used for the pigment dispersion liquid may be ethylene glycol acetate, ethylene glycol ethyl ether, propylene glycol methyl ether acetate, ethyl lactate, polyethylene glycol, cyclohexanone, propylene glycol methyl ether, or the like.
The pigment dispersion may be included in an amount of 10 to 20 wt%, for example, 12 to 18 wt%, based on the total amount of the photosensitive resin composition. When the pigment dispersion liquid in the range is contained, a process margin is advantageously secured and color reproducibility and contrast ratio become excellent.
The alkali soluble resin may be an acrylic resin.
The acrylic resin is a copolymer of a first ethylenically unsaturated monomer and a second ethylenically unsaturated monomer copolymerizable therewith, and is a resin comprising at least one acrylic repeating unit.
The first ethylenically unsaturated monomer is an ethylenically unsaturated monomer containing at least one carboxyl group. Examples of the monomer include (meth) acrylic acid, maleic acid, itaconic acid, fumaric acid, or a combination thereof.
The first ethylenically unsaturated monomer may be included in an amount of 5 to 50 wt%, for example 10 to 40 wt%, based on the total amount of the acrylic resin.
The second ethylenically unsaturated monomer may be an aromatic vinyl compound such as styrene, α -methylstyrene, vinyltoluene, vinylbenzylmethyl ether and the like, an unsaturated carboxylic acid ester compound such as methyl (meth) acrylate, ethyl (meth) acrylate, butyl (meth) acrylate, 2-hydroxyethyl (meth) acrylate, 2-hydroxybutyl (meth) acrylate, benzyl (meth) acrylate, cyclohexyl (meth) acrylate, phenyl (meth) acrylate and the like, an unsaturated carboxylic acid aminoalkyl ester compound such as 2-aminoethyl (meth) acrylate, 2-dimethylaminoethyl (meth) acrylate and the like, a carboxylic acid vinyl ester compound such as vinyl acetate, vinyl benzoate and the like, an unsaturated carboxylic acid glycidyl ester compound such as glycidyl (meth) acrylate and the like, a vinyl cyanide compound such as (meth) acrylonitrile and the like, an unsaturated amide compound such as (meth) acrylamide and the like, and may be used alone or in a mixture of two or more than two.
Specific examples of the acrylic resin may be, but are not limited to, acrylic acid/benzyl methacrylate copolymer, methacrylic acid/benzyl methacrylate/styrene copolymer, methacrylic acid/benzyl methacrylate/2-hydroxyethyl methacrylate copolymer, methacrylic acid/benzyl methacrylate/styrene/2-hydroxyethyl methacrylate copolymer, and the like. These may be used alone or in a mixture of two or more.
The weight average molecular weight of the acrylic resin can be 3,000 to 150,000g/mol, such as 5,000 to 50,000g/mol, and still more such as 20,000 to 30,000 g/mol. When the weight average molecular weight of the acrylic resin is within the range, the photosensitive resin composition for a color filter has good physical and chemical characteristics, an appropriate viscosity, and close contact characteristics with a substrate during color filter manufacturing.
The acid value of the acrylic resin may be 15mg KOH/g to 60mg KOH/g, for example 20mg KOH/g to 50mg KOH/g. When the acid value of the acrylic resin is within the range, the pixel pattern may have excellent resolution.
The alkali soluble resin may be included in an amount of 1 to 30 wt%, for example, 1 to 20 wt%, based on the total amount of the photosensitive resin composition for a color filter. When the alkali soluble resin is included within the above range, the developability may be improved and excellent surface smoothness may be improved due to improved crosslinking during the manufacture of a color filter.
The photopolymerizable compound may be a monofunctional ester or a multifunctional ester of (meth) acrylic acid containing at least one ethylenically unsaturated double bond.
The photopolymerizable compound has an ethylenically unsaturated double bond, and thus can cause sufficient polymerization during exposure of the pattern forming process and form a pattern having excellent heat resistance, light resistance and chemical resistance.
Specific examples of the photopolymerizable compound may be ethylene glycol di (meth) acrylate, diethylene glycol di (meth) acrylate, triethylene glycol di (meth) acrylate, propylene glycol di (meth) acrylate, neopentyl glycol di (meth) acrylate, 1, 4-butanediol di (meth) acrylate, 1, 6-hexanediol di (meth) acrylate, bisphenol a di (meth) acrylate, pentaerythritol tri (meth) acrylate, pentaerythritol tetra (meth) acrylate, pentaerythritol hexa (meth) acrylate, dipentaerythritol di (meth) acrylate, dipentaerythritol tri (meth) acrylate, dipentaerythritol penta (meth) acrylate, dipentaerythritol hexa (meth) acrylate, bisphenol a epoxy (meth) acrylate, and the like, Ethylene glycol monomethyl ether (meth) acrylate, trimethylolpropane tri (meth) acrylate, tris (meth) acryloyloxyethyl phosphate, novolac epoxy (meth) acrylate, and the like.
Commercially available examples of the photopolymerizable compounds are as follows. Examples of monofunctional (meth) acrylates may include AronixM-
Figure GDA0001394284330000181
M-
Figure GDA0001394284330000182
M-
Figure GDA0001394284330000183
(Toyo Synthesis chemical Co., Ltd.); KAYARAD TC-
Figure GDA00013942843300001833
TC-
Figure GDA00013942843300001834
(Nippon Kagaku Co., Ltd.); v-
Figure GDA0001394284330000184
V-
Figure GDA0001394284330000185
(Osaka Kagaku Co., Ltd.) and the like. Examples of difunctional (meth) acrylates may include Aronix M-
Figure GDA0001394284330000186
M-
Figure GDA0001394284330000187
M-
Figure GDA0001394284330000188
(Toyo Synthesis chemical Co., Ltd.); KAYARAD
Figure GDA00013942843300001830
HX-
Figure GDA00013942843300001831
R-
Figure GDA00013942843300001832
(Nippon Kagaku Co., Ltd.); v-
Figure GDA0001394284330000189
V-
Figure GDA00013942843300001810
V-
Figure GDA00013942843300001811
(Osaka Kagaku Co., Ltd.) and the like. Examples of trifunctional (meth) acrylates may include Aronix M-
Figure GDA00013942843300001829
M-
Figure GDA00013942843300001812
M-
Figure GDA00013942843300001813
M-
Figure GDA00013942843300001814
M-
Figure GDA00013942843300001815
M-
Figure GDA00013942843300001816
M-
Figure GDA00013942843300001817
(Toyo Synthesis chemical Co., Ltd.); KAYARAD
Figure GDA00013942843300001828
DPCA-
Figure GDA00013942843300001827
DPCA-
Figure GDA00013942843300001822
DPCA-
Figure GDA00013942843300001818
DPCA-
Figure GDA00013942843300001819
(Nippon Kagaku Co., Ltd.); v-
Figure GDA00013942843300001823
V-
Figure GDA00013942843300001824
V-
Figure GDA00013942843300001825
V-
Figure GDA00013942843300001826
V-
Figure GDA00013942843300001821
V-
Figure GDA00013942843300001820
(Osaka Kagaku Co., Ltd.) and the like. These may be used alone or in a mixture of two or more.
The photopolymerizable compound may be treated with an acid anhydride to improve developability.
The photopolymerizable compound may be included in an amount of 1 to 15 wt%, for example, 5 to 10 wt%, based on the total amount of the photosensitive resin composition. When the photopolymerizable compound is included within the range, the photopolymerizable compound is sufficiently cured during exposure of the pattern forming process and has excellent reliability, and the developability of the alkaline developer can be improved.
The photopolymerization initiator is an initiator commonly used for photosensitive resin compositions, such as acetophenone-based compounds, benzophenone-based compounds, thioxanthone-based compounds, benzoin-based compounds, triazine-based compounds, oxime-based compounds, or a combination thereof.
Examples of the acetophenone-based compound may be 2, 2 ' -diethoxyacetophenone, 2 ' -dibutoxyacetophenone, 2-hydroxy-2-methylpropiophenone, p-tert-butyltrichloroacetophenone, p-tert-butyldichloroacetophenone, 4-chloroacetophenone, 2 ' -dichloro-4-phenoxyacetophenone, 2-methyl-1- (4- (methylthio) phenyl) -2-morpholinopropan-1-one, 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -butan-1-one, and the like.
Examples of the benzophenone-based compound may be benzophenone, benzoyl benzoate, benzoylmethyl benzoate, 4-phenylbenzophenone, hydroxybenzophenone, acrylated benzophenone, 4 ' -bis (dimethylamino) benzophenone, 4 ' -bis (diethylamino) benzophenone, 4 ' -dimethylaminobenzophenone, 4 ' -dichlorobenzophenone, 3 ' -dimethyl-2-methoxybenzophenone and the like.
Examples of the thioxanthone-based compound may be thioxanthone, 2-methylthioxanthone, isopropylthioxanthone, 2, 4-diethylthioxanthone, 2, 4-diisopropylthioxanthone, 2-chlorothioxanthone, and the like.
Examples of the benzoin-based compound may be benzoin, benzoin methyl ether, benzoin ethyl ether, benzoin isopropyl ether, benzoin isobutyl ether, benzyl dimethyl ketal, and the like.
Examples of the triazine-based compound may be 2, 4, 6-trichloro-s-triazine, 2-phenyl-4, 6-bis (trichloromethyl) -s-triazine, 2- (3 ', 4 ' -dimethoxystyryl) -4, 6-bis (trichloromethyl) -s-triazine, 2- (4 ' -methoxynaphthyl) -4, 6-bis (trichloromethyl) -s-triazine, 2- (p-methoxyphenyl) -4, 6-bis (trichloromethyl) -s-triazine, 2- (p-tolyl) -4, 6-bis (trichloromethyl) -s-triazine, 2-biphenyl 4, 6-bis (trichloromethyl) -s-triazine, bis (trichloromethyl) -6-styryl-s-triazine, 2- (naphthol 1-yl) -4, 6-bis (trichloromethyl) -s-triazine, 2- (4-methoxynaphthol 1-yl) -4, 6-bis (trichloromethyl) -s-triazine, 2-4-bis (trichloromethyl) -6-piperonyl-s-triazine, 2-4-bis (trichloromethyl) -6- (4-methoxystyryl) -s-triazine and the like.
Examples of the oxime-based compound may be O-acyloxime-based compound, 2- (O-benzoyloxime) -1- [4- (phenylthio) phenyl ] -1, 2-octanedione, 1- (O-acetyloxime) -1- [ 9-ethyl-6- (2-methylbenzoyl) -9H-carbazol-3-yl ] ethanone, O-ethoxycarbonyl- α -oxyamino-1-phenylpropan-1-one, and the like specific examples of the O-acyloxime-based compound may be 1, 2-octanedione, 2-dimethylamino-2- (4-methylbenzyl) -1- (4-morpholin-4-yl-phenyl) -butan-1-one, 1- (4-phenylthiophenyl) -butane-1, 2-dione 2-oxime-O-benzoate, 1- (4-phenylthiophenyl) -octane-1, 2-dione 2-oxime-O-benzoate, 1- (4-phenylthiophenyl) -octan-1-O-acetate, 1- (4-phenylthiophenyl) -butan-1-one oxime-O-acetate, and the like.
The photopolymerization initiator may further contain a carbazole-based compound, a diketone-based compound, a sulfonium borate-based compound, a diazo-based compound, an imidazole-based compound, a bisimidazole-based compound, and the like, in addition to the above-mentioned compounds.
The photopolymerization initiator may be used together with a photosensitizer capable of causing a chemical reaction by absorbing light and becoming excited and then transferring its energy.
Examples of the sensitizer may be tetraethylene glycol bis-3-mercaptopropionate, pentaerythritol tetrakis-3-mercaptopropionate, dipentaerythritol tetrakis-3-mercaptopropionate, and the like.
The photopolymerization initiator may be included in an amount of 0.01 to 10% by weight, for example, 0.1 to 5% by weight, based on the total amount of the photosensitive resin composition. When the photopolymerization initiator is included within the range, excellent reliability may be secured due to sufficient curing during exposure of a pattern forming process, a pattern may have excellent resolution and close contact characteristics as well as excellent heat resistance, light resistance, and chemical resistance, and light transmittance may be prevented from being deteriorated due to a non-reactive initiator.
The solvent is a material having compatibility with the compound, the alkali-soluble resin, the photopolymerizable compound and the photopolymerization initiator but not reacting therewith.
Examples of the solvent may include alcohols such as methanol, ethanol, and the like; ethers such as dichloroethyl ether, n-butyl ether, diisoamyl ether, methylphenyl ether, tetrahydrofuran, and the like; glycol ethers such as ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, and the like; ethylene glycol ethyl acetate such as methyl ethylene glycol ethyl acetate, ethyl ethylene glycol ethyl acetate, diethyl ethylene glycol ethyl acetate, and the like; carbitols such as methyl ethyl carbitol, diethyl carbitol, diethylene glycol monomethyl ether, diethylene glycol monoethyl ether, diethylene glycol dimethyl ether, diethylene glycol methyl ethyl ether, diethylene glycol diethyl ether, and the like; propylene glycol alkyl ether acetates such as propylene glycol monomethyl ether acetate, propylene glycol propyl ether acetate, and the like; aromatic hydrocarbons such as toluene, xylene, and the like; ketones such as methyl ethyl ketone, cyclohexanone, 4-hydroxy-4-methyl-2-pentanone, methyl-n-propyl ketone, methyl-n-butyl ketone, methyl-n-amyl ketone, 2-heptanone, and the like; saturated aliphatic monocarboxylic acid alkyl esters such as ethyl acetate, n-butyl acetate, isobutyl acetate, and the like; lactates such as methyl lactate, ethyl lactate, and the like; alkyl oxyacetates such as methyl oxyacetate, ethyl oxyacetate, butyl oxyacetate, and the like; alkyl alkoxyacetates such as methyl methoxyacetate, ethyl methoxyacetate, butyl methoxyacetate, methyl ethoxyacetate, ethyl ethoxyacetate and the like; alkyl 3-oxopropionates such as methyl 3-oxopropionate, ethyl 3-oxopropionate, and the like; alkyl 3-alkoxypropionates such as methyl 3-methoxypropionate, ethyl 3-ethoxypropionate, methyl 3-ethoxypropionate, and the like; alkyl 2-oxopropanates such as methyl 2-oxopropanate, ethyl 2-oxopropanate, propyl 2-oxopropanate and the like; alkyl 2-alkoxypropionates such as methyl 2-methoxypropionate, ethyl 2-ethoxypropionate, methyl 2-ethoxypropionate, and the like; 2-oxo-2-methylpropionates such as methyl 2-oxo-2-methylpropionate, ethyl 2-oxo-2-methylpropionate and the like; alkyl 2-alkoxy-2-methylpropionates of alkyl monooxymonocarboxylates such as methyl 2-methoxy-2-methylpropionate, ethyl 2-ethoxy-2-methylpropionate and the like; esters such as 2-hydroxyethyl propionate, 2-hydroxy-2-methylethyl propionate, hydroxyethyl acetate, 2-hydroxy-3-methyl butyrate, and the like; ketoesters such as ethyl pyruvate and the like. In addition, high boiling point solvents such as N-methylformamide, N-dimethylformamide, N-methylformanilide, N-methylacetamide, N-dimethylacetamide, N-methylpyrrolidinone, dimethyl sulfoxide, benzylethyl ether, dihexyl ether, acetylacetone, isophorone, hexanoic acid, octanoic acid, 1-octanol, 1-nonanol, benzyl alcohol, benzyl acetate, ethyl benzoate, diethyl oxalate, diethyl maleate, γ -butyrolactone, ethylene carbonate, propylene carbonate, ethylene glycol phenyl ether acetate, and the like, may also be used.
In view of miscibility and reactivity, glycol ethers such as ethylene glycol monoethyl ether and the like; ethylene glycol alkyl ether acetates such as ethyl glycol ethyl acetate and the like; esters such as 2-hydroxyethyl propionate and the like; carbitols such as diethylene glycol monomethyl ether and the like; and propylene glycol alkyl ether acetates such as propylene glycol monomethyl ether acetate, propylene glycol propyl ether acetate, and the like.
The solvent is used in a balance of, for example, 30 to 80% by weight based on the total amount of the photosensitive resin composition. When the solvent is included within the range, the photosensitive resin composition may have an appropriate viscosity, thereby causing improvement in coating characteristics of the color filter.
The photosensitive resin composition according to another embodiment may further include an epoxy compound to improve the close contact property with the substrate.
Examples of the epoxy compound may be a phenol novolac epoxy compound, a tetramethyl biphenyl epoxy compound, a bisphenol a epoxy compound, an alicyclic epoxy compound, or a combination thereof.
The epoxy compound may be included in an amount of 0.01 to 20 parts by weight, for example, 0.1 to 10 parts by weight, based on 100 parts by weight of the photosensitive resin composition. When the epoxy compound is contained in the range, the close contact property, the storage capacity, and the like can be improved.
The photosensitive resin composition may further include a silane coupling agent having a reactive substituent such as a carboxyl group, a methacryloyl group, an isocyanate group, an epoxy group, and the like to improve adhesion with the substrate.
Examples of the silane coupling agent include trimethoxysilylbenzoic acid, gamma-methacryloxypropyltrimethoxysilane, vinyltriacetoxysilane, vinyltrimethoxysilane, gamma-isocyanatopropyltriethoxysilane, gamma-glycidoxypropyltrimethoxysilane, β - (3, 4-epoxycyclohexyl) ethyltrimethoxysilane and the like.
The silane coupling agent may be included in an amount of 0.01 to 10 parts by weight, based on 100 parts by weight of the photosensitive resin composition. When the silane coupling agent is contained within the above range, the close contact characteristics, the storage characteristics, and the like can be improved.
The photosensitive resin composition may further include a surfactant to improve coating characteristics and suppress the generation of spots.
Examples of surfactants may include fluorene-based surfactants, such as BM-
Figure GDA0001394284330000211
And BM-
Figure GDA0001394284330000212
(BM chemical Co.); MEGAFACE F
Figure GDA0001394284330000216
F
Figure GDA0001394284330000215
F
Figure GDA0001394284330000213
And F
Figure GDA0001394284330000214
(Dainippon ink chemical Co., Ltd.); FULORAD FC-
Figure GDA00013942843300002120
FULORAD FC-
Figure GDA0001394284330000217
FULORAD FC-
Figure GDA0001394284330000218
And FULORAD FC-
Figure GDA0001394284330000219
(Sumitomo 3M Co.); SURLON S-
Figure GDA00013942843300002114
SURFLON S-
Figure GDA00013942843300002115
SURFLON S-
Figure GDA00013942843300002110
SURFLON S-
Figure GDA00013942843300002111
And SURFON S-
Figure GDA00013942843300002112
(Asahi glass company); andSH-
Figure GDA00013942843300002116
SH-
Figure GDA00013942843300002117
SH-
Figure GDA00013942843300002118
SZ-
Figure GDA00013942843300002119
and SF-
Figure GDA00013942843300002113
An analog thereof (Tollissicone corporation).
The surfactant may be included in an amount of 0.001 to 5 parts by weight, based on 100 parts by weight of the photosensitive resin composition. When the surfactant is included in the range, coating uniformity may be ensured, stains may not be generated, and wetting (wetting) characteristics of the glass substrate may be improved.
The photosensitive resin composition may further contain other additives such as an antioxidant, a stabilizer, and the like, in a predetermined amount at the time of its property reduction.
According to another embodiment of the present invention, there is provided a color filter manufactured using the photosensitive resin composition.
The process of patterning the color filter is as follows.
The process comprises applying a positive photosensitive resin composition onto a support substrate by spin coating, slit coating, ink-jet printing, or the like; drying the coated positive photosensitive resin composition to form a photosensitive resin composition film; exposing the positive photosensitive resin composition film; developing the exposed positive photosensitive resin composition film in an alkaline aqueous solution to obtain a photosensitive resin film; and heat-treating the photosensitive resin film. Conditions for the patterning process are well known in the related art and will not be described in detail in this specification.
[ embodiments of the invention ]
Hereinafter, the present invention is described in more detail with reference to examples and comparative examples. However, the following examples and comparative examples are provided for descriptive purposes and the present invention is not limited thereto.
(Compound Synthesis)
Synthesis example 1: synthesis of 4- (Biphenyl-2-yloxy) -3, 5, 6-trichloro-phthalonitrile
3, 4, 5, 6-tetrachlorophthalonitrile (3, 4, 5, 6-tetrachlorophthalonitrile) (5g), 2-phenylphenol (3.201g), K2CO3(3.898g) and acetonitrile (50ml) were placed in a 100ml flask and then heated and refluxed. When the reaction was completed, the resultant was filtered and washed with tetrahydrofuran, and then concentrated to obtain a solid. Herein, the obtained solid was washed several times with hexane, filtered and dried in vacuum to obtain 4- (biphenyl-2-yloxy) -3, 5, 6-trichloro-phthalonitrile.
Synthesis example 2: synthesis of 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile
3, 4, 5, 6-tetrachlorophthalonitrile (5g), 2, 6-dimethoxyphenol (7.21g) and K2CO3(3.898g) and N, N-dimethylformamide (50ml) were placed in a 100ml flask and then heated and stirred at 70 ℃. When the reaction was completed, the resultant was extracted with Ethyl Acetate (EA). After extraction, the resultant was concentrated and purified via column chromatography, followed by concentration and vacuum drying to obtain 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile.
Synthesis example 3: synthesis of 4- (2-tert-butyl-phenoxy) -3, 5, 6-trichloro-phthalonitrile
3, 4, 5, 6-tetrachlorophthalonitrile (5g), 2-tert-butylphenol (6.64g) and K2CO3(3.898g) and acetonitrile (50ml) were placed in a 100ml flask and then heated and refluxed. When the reaction was complete, the resultant was extracted with EA (ethyl acetate). After extraction, the resultant was concentrated and purified via column chromatography, followed by concentration and vacuum drying to obtain 4- (2-tert-butyl-phenoxy) -3, 5, 6-trichloro-phthalonitrile.
Synthesis example 4: synthesis of 4- (4-tert-butyl-phenoxy) -3, 5, 6-trichloro-phthalonitrile
3, 4, 5, 6-tetrachlorophthalonitrile (5g), 4-tert-butylphenol (6.64g) and K2CO3(3.898g) and acetonitrile (50ml) were placed in a 100ml flask and then heated and refluxed. When the reaction was complete, the resultant was extracted with EA (ethyl acetate). After extraction, the resulting product was concentrated, purified via column chromatography, and then concentrated and dried in vacuo to obtain 4- (4-tert-butyl-phenoxy) -3, 5, 6-trichloro-phthalonitrile.
Synthesis example 5: synthesis of 3, 4, 6-trichloro-5- (3-methyl-butoxy) -phthalonitrile
3, 4, 5, 6-tetrachlorophthalonitrile (5g), isoamyl alcohol (5.9g), 1, 8-diazabicycloundecen-7-ene (3.898g), and acetonitrile (50ml) were placed in a 100ml flask and then heated and refluxed. When the reaction was complete, the resultant was extracted with EA (ethyl acetate). After extraction, the obtained product was concentrated and purified via column chromatography, followed by concentration and vacuum drying to obtain 3, 4, 6-trichloro-5- (3-methyl-butoxy) -phthalonitrile.
Synthesis example 6: synthesis of 3, 4, 6-trichloro-5- (4-methoxy-phenoxy) -phthalonitrile
3, 4, 5, 6-tetrachlorophthalonitrile (5g), 4-methoxyphenol (3.201g), and K2CO3(6.64g) and acetonitrile (50ml) were placed in a 100ml flask and then heated and refluxed. When the reaction was complete, the resultant was extracted with EA (ethyl acetate). After extraction, the obtained product was concentrated and purified via column chromatography, followed by concentration and vacuum drying to obtain 3, 4, 6-trichloro-5- (4-methoxy-phenoxy) -phthalonitrile.
Synthesis example 7: synthesis of Compound represented by chemical formula 8
4- (Biphenyl-2-yloxy) -3, 5, 6-trichloro-phthalonitrile of Synthesis example 1 (1.0g), 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile of Synthesis example 2 (0.32g), 1, 8-diazabicycloundec-7-ene (0.38g), 1-pentenol (7g) and zinc acetate (0.15g) were placed in a 100mL flask and heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid from the purification was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 8.
[ chemical formula 8]
Figure GDA0001394284330000231
Maldi-tof MS:1647.95m/z
Synthesis example 8: synthesis of Compound represented by chemical formula 9
4- (Biphenyl-2-yloxy) -3, 5, 6-trichloro-phthalonitrile of Synthesis example 1 (1.0g), 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile of Synthesis example 2 (0.96g), 1, 8-diazabicycloundec-7-ene (0.58g), 1-pentenol (14g) and zinc acetate (0.23g) were placed in a 100mL flask and then heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 9.
[ chemical formula 9]
Figure GDA0001394284330000232
Maldi-tof MS:1631.91m/z
Synthesis example 9: synthesis of Compound represented by chemical formula 10
4- (Biphenyl-2-yloxy) -3, 5, 6-trichloro-phthalonitrile of Synthesis example 1 (0.5g), 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile of Synthesis example 2 (1.44g), 1, 8-diazabicycloundec-7-ene (0.58g), 1-pentenol (14g) and zinc acetate (0.23g) were placed in a 100mL flask and then heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 10.
[ chemical formula 10]
Figure GDA0001394284330000241
Maldi-tof MS:1615.86m/z
Synthesis example 10: synthesis of Compound represented by chemical formula 11
4- (4-tert-butyl-phenoxy) -3, 5, 6-trichloro-phthalonitrile of Synthesis example 4 (1g), 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile of Synthesis example 2 (0.33g), 1, 8-diazabicycloundec-7-ene (0.41g), 1-pentenol (14g) and zinc acetate (0.16g) were placed in a 100mL flask and subsequently heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 11.
[ chemical formula 11]
Figure GDA0001394284330000251
Maldi-tof MS:1587.98m/z
Synthesis example 11: synthesis of Compound represented by chemical formula 12
3, 4, 6-trichloro-5- (3-methyl-butoxy) -phthalonitrile (1g) of Synthesis example 5, 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile (0.40g) of Synthesis example 2, 1, 8-diazabicycloundecen-7-ene (0.48g), 1-pentenol (14g) and zinc acetate (0.19g) were placed in a 100mL flask and then heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 12.
[ chemical formula 12]
Figure GDA0001394284330000261
Maldi-tof MS:1401.77m/z
Synthesis example 12: synthesis of Compound represented by chemical formula 13
4- (Biphenyl-2-yloxy) -3, 5, 6-trichloro-phthalonitrile of Synthesis example 1 (1g), 3, 4, 6-trichloro-5- (3-methyl-butoxy) -phthalonitrile of Synthesis example 5 (0.4g), 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile of Synthesis example 2 (0.48g), 1, 8-diazabicycloundec-7-ene (0.58g), 1-pentenol (14g) and zinc acetate (0.22g) were placed in a 100mL flask and then heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 13.
[ chemical formula 13]
Figure GDA0001394284330000271
Maldi-tof MS:1565.89m/z
Synthesis example 13: synthesis of Compound represented by chemical formula 14
3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile (1g), 1, 8-diazabicycloundecen-7-ene (0.30g), 1-pentenol (7g) and zinc acetate (0.12g) of Synthesis example 2 were placed in a 100mL flask and then heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 14.
[ chemical formula 14]
Figure GDA0001394284330000272
Maldi-tof MS:1599.82m/z
Synthesis example 14: synthesis of Compound represented by chemical formula 15
3, 4, 6-trichloro-5- (4-methoxy-phenoxy) -phthalonitrile of Synthesis example 6 (1g), 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile of Synthesis example 2 (0.50g), 1, 8-diazabicycloundecen-7-ene (0.65g), 1-pentenol (14g) and zinc acetate (0.26g) were placed in a 100mL flask and then heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 15.
[ chemical formula 15]
Figure GDA0001394284330000281
Maldi-tof MS:1509.74m/z
Synthesis example 15: synthesis of Compound represented by chemical formula 16
4- (2-tert-butyl-phenoxy) -3, 5, 6-trichloro-phthalonitrile of Synthesis example 3 (1g), 3, 4, 6-trichloro-5- (2, 6-dimethoxy-phenoxy) -phthalonitrile of Synthesis example 2 (0.33g), 1, 8-diazabicycloundec-7-ene (0.41g), 1-pentenol (14g) and zinc acetate (0.16g) were placed in a 100mL flask and subsequently heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 16.
[ chemical formula 16]
Figure GDA0001394284330000291
Maldi-tof MS:1587.98m/z
Comparative synthesis example 1: synthesis of Compound represented by chemical formula 17
4- (2-second butyl-phenoxy) -3, 5, 6-trichloro-phthalonitrile (1g), 1, 8-diazabicycloundecen-7-ene (0.30g), 1-pentenol (7g) and zinc acetate (0.12g) were placed in a 100mL flask and subsequently heated and stirred at 140 ℃. When the reaction was complete, the resultant was concentrated and then purified via column chromatography. Next, the liquid obtained therefrom was concentrated to obtain a solid. The crystalline solid was dried in vacuum to obtain the compound represented by chemical formula 17.
[ chemical formula 17]
Figure GDA0001394284330000292
Maldi-tof MS:1584.04m/z
(synthetic photosensitive resin composition)
Example 1
The photosensitive resin composition according to example 1 was prepared by mixing the components of the composition given in table 1 below.
Specifically, a photopolymerization initiator is dissolved in a solvent, stirred at room temperature for 2 hours, an alkali-soluble resin and a photopolymerizable compound are added thereto, and the mixture is stirred at room temperature for 2 hours. Subsequently, the compound according to synthesis example 7 (represented by chemical formula 8) and the pigment (in the form of a pigment dispersion) were added as colorants to the reactants, and the mixture was stirred at room temperature for one hour. Then, the product was filtered three times to remove impurities, to prepare a photosensitive resin composition.
[ Table 1]
(unit: wt%)
Figure GDA0001394284330000301
Example 2
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 8 (represented by chemical formula 9) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Example 3
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 9 (represented by chemical formula 10) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Example 4
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 10 (represented by chemical formula 11) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Example 5
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 11 (represented by chemical formula 12) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Example 6
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 12 (represented by chemical formula 13) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Example 7
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 13 (represented by chemical formula 14) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Example 8
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 14 (represented by chemical formula 15) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Example 9
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of synthesis example 15 (represented by chemical formula 16) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Comparative example 1
A photosensitive resin composition was prepared according to the same method as example 1, except that the compound of comparative synthesis example 1 (represented by chemical formula 17) was used instead of the compound of synthesis example 7 (represented by chemical formula 8).
Comparative example 2
A photosensitive resin composition was prepared according to the same method as example 1, except that the components of the composition provided in table 2 were mixed instead of the composition in table 1.
[ Table 2]
(unit: wt%)
Figure GDA0001394284330000311
Comparative example 3
A photosensitive resin composition was prepared in the same manner as in comparative example 2, except that the pigment G36 pigment dispersion liquid was used in place of the pigment G58 pigment dispersion liquid.
Evaluation: color coordinate, brightness and contrast ratio
Each of the photosensitive resin compositions according to examples 1 to 9 and comparative examples 1 to 3 was coated on a degreased glass substrate having a thickness of 1mm to a thickness of 1 μm to 3 μm and dried on a hot plate at 90 ℃ for 2 minutes to obtain a film. Subsequently, the film was exposed by using a high-pressure mercury lamp having a main wavelength of 365 nm. Subsequently, the film was dried in a forced convection drying oven at 200 ℃ for 5 minutes to obtain a sample. The pixel layers were measured for color coordinates (x, Y), luminance Y, and contrast ratio by using a spectrophotometer (MCPD3000, tsukamur electronics), and the results are provided in table 3.
[ Table 3]
Color coordinate (x, y) Luminance (Y) Contrast ratio
Example 1 (0.284,0.576) 63.0 15,700
Example 2 (0.279,0.576) 62.3 15,300
Example 3 (0.281,0.576) 62.9 15,100
Example 4 (0.278,0.576) 62.7 15,800
Example 5 (0.280,0.576) 63.3 15,600
Example 6 (0.278,0.576) 63.1 15,500
Example 7 (0.277,0.576) 62.1 15,900
Example 8 (0.279,0.576) 62.2 15,700
Example 9 (0.282,0.576) 62.8 15,800
Comparative example 1 (0.275,0.575) 60.7 14,800
Comparative example 2 (0.275,0.577) 61.4 14,400
Comparative example 3 (0.276,0.577) 59.7 14,100
Referring to table 3, the photosensitive resin compositions of examples 1 to 9 including the compound according to one embodiment as a dye showed excellent color characteristics, compared to the photosensitive resin compositions according to comparative examples 1 to 3.
While the invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not to be limited to the disclosed embodiments, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (14)

1. A compound represented by chemical formula 1:
[ chemical formula 1]
Figure FDA0002396839820000011
Wherein in the chemical formula 1, the metal oxide,
m is Cu, Zn, Co or Mo,
R1to R16Independently a chlorine atom,A C3 to C20 alkoxy group represented by chemical formula 6 or a C6 to C20 aryloxy group represented by one of chemical formula 2, chemical formula 4, chemical formula 5 and chemical formula 7, and
the limitation is that R1To R16Is represented by chemical formula 2, and R1To R16At least one of which is represented by one of chemical formulas 4 to 7,
[ chemical formula 2]
Figure FDA0002396839820000012
Wherein in the chemical formula 2, the metal oxide,
R17and R18Independently an unsubstituted C1 to C20 alkyl group,
[ chemical formula 4]
Figure FDA0002396839820000013
[ chemical formula 5]
Figure FDA0002396839820000014
[ chemical formula 6]
Figure FDA0002396839820000015
[ chemical formula 7]
Figure FDA0002396839820000021
Wherein in chemical formula 6 and chemical formula 7,
L1is unsubstituted C1 to C10 alkylene, and
R19is unsubstituted C1 to C10 alkyl.
2. The compound according to claim 1, wherein chemical formula 2 is represented by chemical formula 3:
[ chemical formula 3]
Figure FDA0002396839820000022
Wherein in the chemical formula 3, the,
R17and R18Independently an unsubstituted C1 to C20 alkyl group.
3. The compound of claim 1, wherein,
R1to R4At least one of which is represented by chemical formula 2,
R5to R8At least one of which is represented by one of chemical formulas 4 to 7,
R9to R12Is represented by one of chemical formulas 4 to 7, and
R13to R16At least one of which is represented by one of chemical formulas 4 to 7.
4. The compound of claim 1, wherein,
R1to R4At least one of which is represented by chemical formula 2,
R5to R8At least one of which is represented by chemical formula 2,
R9to R12Is represented by one of chemical formulas 4 to 7, and
R13to R16At least one of which is represented by one of chemical formulas 4 to 7.
5. The compound of claim 1, wherein,
R1to R4At least one of which is represented by chemical formula 2,
R5to R8At least one of which is represented by one of chemical formulas 4 to 7,
R9to R12Is represented by chemical formula 2, and
R13to R16At least one of which is represented by one of chemical formulas 4 to 7.
6. The compound of claim 1, wherein,
R1to R4At least one of which is represented by chemical formula 2,
R5to R8At least one of which is represented by chemical formula 2,
R9to R12Is represented by chemical formula 2, and
R13to R16At least one of which is represented by one of chemical formulas 4 to 7.
7. The compound of claim 1, wherein the compound is represented by one of chemical formula 8 to chemical formula 13, chemical formula 15, and chemical formula 16:
[ chemical formula 8]
Figure FDA0002396839820000031
[ chemical formula 9]
Figure FDA0002396839820000032
[ chemical formula 10]
Figure FDA0002396839820000041
[ chemical formula 11]
Figure FDA0002396839820000042
[ chemical formula 12]
Figure FDA0002396839820000051
[ chemical formula 13]
Figure FDA0002396839820000052
[ chemical formula 15]
Figure FDA0002396839820000061
[ chemical formula 16]
Figure FDA0002396839820000062
8. The compound of claim 1, wherein the compound is a green dye.
9. The compound of claim 8, wherein the green dye has a maximum light transmittance in a wavelength of 445nm to 560 nm.
10. A photosensitive resin composition comprising the compound according to any one of claims 1 to 9.
11. The photosensitive resin composition of claim 10, wherein the photosensitive resin composition further comprises an alkali-soluble resin, a photopolymerizable compound, a photopolymerization initiator, and a solvent.
12. The photosensitive resin composition of claim 11, wherein the photosensitive resin composition further comprises a pigment.
13. The photosensitive resin composition of claim 12, wherein the pigment is a yellow pigment.
14. A color filter produced using the photosensitive resin composition according to claim 10.
CN201580077258.4A 2015-04-30 2015-08-03 Compound, photosensitive resin composition containing same and color filter Active CN107428766B (en)

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