WO2013077306A1 - 貼り合せ用エネルギー線硬化型液状樹脂組成物、遮光用インク組成物及びそれらを用いる光学部品の製造方法 - Google Patents
貼り合せ用エネルギー線硬化型液状樹脂組成物、遮光用インク組成物及びそれらを用いる光学部品の製造方法 Download PDFInfo
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- WO2013077306A1 WO2013077306A1 PCT/JP2012/080030 JP2012080030W WO2013077306A1 WO 2013077306 A1 WO2013077306 A1 WO 2013077306A1 JP 2012080030 W JP2012080030 W JP 2012080030W WO 2013077306 A1 WO2013077306 A1 WO 2013077306A1
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- resin composition
- shielding ink
- liquid resin
- curable liquid
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133331—Cover glasses
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- 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
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
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- 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
- G02F2202/00—Materials and properties
- G02F2202/28—Adhesive materials or arrangements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2200/00—Indexing scheme relating to G06F1/04 - G06F1/32
- G06F2200/16—Indexing scheme relating to G06F1/16 - G06F1/18
- G06F2200/163—Indexing scheme relating to constructional details of the computer
- G06F2200/1634—Integrated protective display lid, e.g. for touch-sensitive display in handheld computer
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04107—Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds
Definitions
- the present invention relates to an energy ray-curable liquid resin composition for bonding protective panels, touch panels, display bodies and the like, a light-shielding ink composition such as protective panels and touch panels, and a method for producing an optical component using the same.
- a protection panel is provided through an air layer for the purpose of protecting the glass substrate.
- not only protective panels but also touch panels have been installed on the front of display panels.
- a protective panel or a touch panel is directly bonded to a display body as a method of simultaneously satisfying the deterioration in visibility caused by an air layer and the reinforcement of the display body.
- a sheet-like double-sided pressure-sensitive adhesive sheet (Patent Document 1) or a liquid resin is used for pasting.
- the protective panel and the touch panel are bonded together in the same manner.
- FIG. 1 shows a conventional embodiment. As shown in FIG. 1, for example, when the conventional energy ray curable resin composition 3 is used for bonding a protective panel or touch panel 1 to a display body (panel) or a touch panel 4, light from the light source 10 is emitted. The cured portion 5 of the energy beam curable resin composition is formed in the transmitted portion.
- the portion of the protective panel 1 where the light from the light source 10 is shielded by the light-shielding ink layer 2 becomes poorly cured, and the energy beam curable resin composition has not been cured. A hardened portion 6 is produced.
- thermosetting combined type of Patent Document 2 there is a problem that a sufficient curing state cannot be obtained because there is an upper limit (80 ° C.) in the thermosetting temperature due to a problem of curing failure due to oxygen inhibition and an optical film guarantee condition. .
- the problem to be solved by the present invention is to provide a liquid resin at a low temperature at a low temperature, such as that which can be formed under the light shielding ink of the protective panel and the display body or touch panel, or under the light shielding ink of the touch panel and the display body.
- a liquid resin at a low temperature at a low temperature such as that which can be formed under the light shielding ink of the protective panel and the display body or touch panel, or under the light shielding ink of the touch panel and the display body.
- An object of the present invention is to provide a method of manufacturing an optical component using them.
- a compound capable of curing the energy ray-curable liquid resin composition for bonding is added to the light-shielding ink composition, and the light-shielding ink layer formed therefrom and the liquid resin composition for bonding are formed. This was achieved by finding that upon contact, the liquid resin composition began to cure even at low temperatures in the absence of energy rays.
- a protective panel having a light-shielding ink layer formed from a light-shielding ink composition containing a compound capable of curing the energy beam-curable liquid resin composition and the display body, or the energy beam-curable liquid resin composition can be cured.
- An energy ray-curable liquid resin composition comprising a photopolymerization initiator.
- the above-mentioned energy beam curable liquid, wherein the compound capable of curing the energy beam curable liquid resin composition comprises one or more compounds selected from the group consisting of compounds that generate radicals, cations or anions.
- Resin composition A protective panel having a light shielding ink layer formed from a light shielding ink composition and a display body, or a protection panel having a light shielding ink layer formed from a light shielding ink composition and a touch panel, or from a light shielding ink composition. Protection used for manufacturing an optical component in which a touch panel having a formed light-shielding ink layer and a display body are bonded via an energy ray-curable liquid resin composition so that the surface having the light-shielding ink layer is on the inside.
- An ink composition for light shielding a panel or touch panel comprising a compound capable of curing the energy ray curable liquid resin composition.
- the above-described light-shielding ink composition, wherein the compound capable of curing the energy ray-curable liquid resin composition comprises one or more compounds selected from the group consisting of compounds that generate radicals, cations or anions. .
- a protective panel having a light-shielding ink layer formed from a light-shielding ink composition containing a compound capable of curing the energy beam-curable liquid resin composition and a display body, or an energy beam-curable liquid resin composition can be cured.
- the protective panel and the display body, or the protective panel and the touch panel, or the touch panel and the display body are pasted so that the energy ray curable liquid resin composition is interposed between the protective panel and the display body.
- the energy beam curable liquid resin composition interposed between the protective panel and the display body, between the protective panel and the touch panel, or between the touch panel and the display body.
- the above-mentioned method for producing an optical component wherein the compound capable of curing the energy ray curable liquid resin composition contains one or more compounds selected from the group consisting of compounds that generate radicals, cations or anions. . -Optical parts manufactured by the above method.
- An optical display device including the above optical component.
- the energy ray curable liquid resin composition at a location where light does not reach which can be formed under the light shielding ink of the protective panel and the display body or the touch panel, or under the light shielding ink of the touch panel and the display body. It can be cured sufficiently even at low temperatures.
- the present invention relates to an energy ray curable liquid resin composition for bonding optical parts, a light shielding ink composition for a protective panel or a touch panel in an optical part, and an optical part and an optical display device manufactured therefrom.
- the present invention provides a protective panel having a light-shielding ink layer formed from a light-shielding ink composition containing a compound capable of curing an energy beam-curable liquid resin composition and a display body, or an energy beam-curable liquid resin composition.
- Examples of the energy rays in the present invention include electron beams, X-rays, ultraviolet rays, electron beams having high energy such as visible light in a low wavelength region, or electromagnetic waves. Visible light is preferred.
- the energy beam curable liquid resin composition of the present invention contains an energy beam curable component and a photopolymerization initiator.
- Any known component can be used as the energy ray-curable component.
- An acrylic resin, an epoxy resin, a silicone resin composition, and the like can be exemplified, but an acrylic resin and an epoxy resin are preferable.
- the photopolymerization initiator in the present invention is a compound that generates radicals, cations, anions, and the like when irradiated with energy rays, thereby curing the energy ray-curable component.
- the amount of the photopolymerization initiator is 0.1 to 30% by weight, preferably 0.5 to 20% by weight, particularly 1 to 10% by weight, based on the energy beam curable liquid resin composition.
- radical generator examples include 2,6-dimethylbenzoyldiphenylphosphine oxide, 2,4,6-trimethylbenzoyldiphenylphosphine oxide, 2,6-dichlorobenzoyldiphenylphosphine oxide, and 2,6-dimethoxybenzoyl.
- Acylphosphine oxides such as diphenylphosphine oxide; Acylphosphine esters such as 2,4,6-trimethylbenzoylphenylphosphinic acid methyl ester; 4- (2-hydroxyethoxy) phenyl (2-hydroxy-2- 2-propyl) ketone, 2,2-dimethoxy-1,2-diphenylethane-1-one, 2-methyl-1,4- (methylthio) phenyl-2-morpholinopropan-1-one, 1-phenyl-2- Hydroxy -Methylpropan-1-one, 1-hydroxycyclohexyl-phenylketone, 4-diphenoxydichloroacetophenone, diethoxyacetophenone, 1- (4-isopropylphenyl) -2-hydroxy-2-methylpropan-1-one, etc.
- acetophenone compounds examples include acetophenone compounds; benzophenone compounds such as benzophenone, methyl benzoylbenzoate, 4-phenylbenzophenone, hydroxybenzophenone 3,3′-dimethyl-4-methoxybenzophenone, and diphenoxybenzophenone. These may be used alone or in combination of two or more.
- Cation generators include ionic photoacid generators such as aryldiazonium salts, diarylhalonium salts, triarylsulfonium salts, triphosphonium salts, iron allene complexes, titanocene complexes, and arylsilanol aluminum complexes; nitrobenzyl esters, sulfonic acids
- Nonionic photoacid generators such as derivatives, phosphoric acid esters, phenol sulfonic acid esters, diazonaphthoquinone, and N-hydroxyimide sulfonates. These may be used independently and 2 or more types may be used together.
- anion generator examples include 1,10-diaminodecane, 4,4'-trimethylenedipiperazine, carbamates and derivatives thereof, cobalt-amine complexes, aminooxyiminos, ammonium borates and the like. These may be used independently and 2 or more types may be used together.
- the energy ray curable liquid resin composition of the present invention is a photopolymerization initiator when the light-shielding ink composition contains the compound (b) as a compound capable of curing the energy ray curable liquid resin composition.
- the compound needs to be contained, and when the light-shielding ink composition contains the compound (c) as a compound capable of curing the energy ray curable liquid resin composition, (B) it is necessary to contain the compound.
- the compound (c) in the energy beam curable liquid resin composition is preferably 0.01 to 20% by weight, more preferably 0.05 to 15% by weight, and particularly preferably 0.1 to 10% by weight.
- the compound (b) is preferably contained in an amount of 0.1 to 50% by weight, more preferably 0.5 to 30% by weight, particularly preferably 1 to 10% by weight.
- the present invention provides a protective panel having a light-shielding ink layer formed from a light-shielding ink composition and a display body, or a protection panel having a light-shielding ink layer formed from a light-shielding ink composition and a touch panel, or a light-shielding ink.
- a protective panel having a light-shielding ink layer formed from a light-shielding ink composition and a display body are bonded via an energy ray curable liquid resin composition so that the surface having the light-shielding ink layer is on the inside.
- a light-blocking ink composition for a protective panel or touch panel to be used comprising a compound capable of curing an energy ray-curable liquid resin composition.
- the light-shielding ink composition in the present invention may be one obtained by adding a compound capable of curing the energy ray-curable liquid resin composition to any ink that forms a light-shielding film.
- Examples of conventionally known light-shielding inks include water-based inks, solvent-based inks, thermosetting inks, and energy beam curable inks.
- Water-based ink, solvent-based ink, and thermosetting ink are inks that form a coating film by evaporation or thermal polymerization of a solvent by heating in an oven or the like.
- examples of commercially available products include solvent ink series (GLS, INQ, IPX, ISX, MRX, etc.) manufactured by Teikoku Ink Manufacturing Co., Ltd., functional ink series (MIR, TOC, MIB, MIX, etc.), and solvents manufactured by Seiko Advance Co., Ltd.
- Examples include ink series (HAC, MS8, HF, # 1690N, etc.), functional ink series (mirror surface ink, OSA, IR, etc.), and reactive ink series (Epilite, AP, etc.) manufactured by Jujo Chemical.
- the energy ray curable ink is an ink that is reacted and cured by irradiating energy rays such as UV and EB to form a coating film.
- energy rays such as UV and EB
- Commercially available products include, for example, Lake Cure Ink series (4300OP, 4700VX, 4700LP, etc.) manufactured by Jujo Chemical Co., Ltd. UV type ink series (UV-PAL, etc.) manufactured by Teikoku Manufacturing Co., Ltd. HUG, RIG FP, etc.).
- a temperature of 80 ° C. or less (hereinafter referred to as “low temperature”).
- low temperature a temperature of 80 ° C. or less
- it refers to a compound that generates radicals, cations, or anions at a temperature of 60 ° C. or lower, particularly normal temperature, and cures the energy ray curable liquid resin composition.
- the compound capable of curing the energy beam curable liquid resin composition is (a) an energy beam curable liquid resin composition that does not contain the compound (b) and (c) described below at low temperature in the absence of energy beam.
- the compound that cures this (b) In the absence of energy rays, it is activated even when mixed with an energy ray curable liquid resin composition containing the compound (c) described later at low temperature, and energy rays A compound that cures the curable liquid resin composition, and (c) the compound (b) is active even when mixed with the energy beam curable liquid resin composition containing the compound (b) at a low temperature in the absence of energy rays. It refers to any compound selected from the compounds that cure and cure the energy ray curable liquid resin composition.
- Examples of the compound (a) include organic peroxides (eg, ketone peroxides, peroxyketals, diacyl peroxides, peroxyesters, peroxydicarbonates), Lewis acids (boron trifluoride, zinc chloride, chloride).
- organic peroxides eg, ketone peroxides, peroxyketals, diacyl peroxides, peroxyesters, peroxydicarbonates
- Lewis acids boron trifluoride, zinc chloride, chloride.
- the compound is preferably contained in the light-shielding ink composition in an amount of 0.01 to 80% by weight, more preferably 0.1 to 50% by weight, and particularly preferably 1 to 30% by weight.
- Examples of the compound (b) include organic peroxides (eg, ketone peroxides, peroxyketals, hydroperoxides, dialkyl peroxides, diacyl peroxides, peroxy esters), polyamines, azo compounds (azobisisobutyrate). Nitrile, 1,1'-azobis (cyclohexanecarbonitrile)), acid anhydride (phthalic anhydride, trimellitic anhydride, pyromellitic anhydride, etc.), aromatic amine, hydrazide, amine adducts, dicyandiamide, polysulfide Examples thereof include resins. Depending on the type, reactivity, and temperature of the energy ray curable liquid resin composition, the compound (a) described above can be used as the compound (b).
- organic peroxides eg, ketone peroxides, peroxyketals, hydroperoxides, dialkyl peroxides, diacyl peroxides, peroxy esters
- the compound (c) needs to be included in the energy beam curable liquid resin composition.
- the compound is preferably contained in the light-shielding ink composition in an amount of 0.01 to 80% by weight, more preferably 0.1 to 50% by weight, and particularly preferably 1 to 30% by weight.
- Examples of the compound (c) include metals or complexes thereof, amines, tertiary amines, boric acid esters, Lewis acids, and imidazoles.
- metals include iron (Fe), aluminum (Al), cobalt (Co), manganese (Mn), tin (Sn), zinc (Zn), vanadium (V), chromium (Cr), and zirconium (Zr).
- Indium (In), titanium (Ti), and metal complexes include, for example, acetylacetone, acetoacetate ester, carboxylic acid, alkoxide, amine compound, amide compound, hydroxymate acid, ketone compound, imine compound, thiol compound Complexes of the above-mentioned complexing agents and the above metals, specifically, acetylacetone vanadyl (Nippon Chemical Industry Co., Ltd .: Nasemuvanadil) which is a complex of acetylacetone and vanadium, vanadium oxytriisobutoxide (Nichia Chemical Co., Ltd.) which is vanadium alkoxide Manufactured)) and the like.
- the compound (b) needs to be contained in the energy ray curable liquid resin composition.
- the compound is preferably contained in the light-shielding ink composition in an amount of 0.01 to 80% by weight, more preferably 0.1 to 50% by weight, and particularly preferably 1 to 30% by weight.
- the compound capable of curing the energy beam curable liquid resin composition can be appropriately selected according to the components of the energy beam curable resin composition.
- the compound capable of curing the energy ray curable liquid resin composition is, for example, as follows when the energy ray curable resin composition is an acrylic resin or an epoxy resin.
- a photopolymerization initiator is added to the energy beam curable resin composition, and the light shielding ink composition contains a compound (a) which is a compound capable of curing the energy beam curable liquid resin composition.
- an oxide or an azo compound in addition to the photopolymerization initiator, (b) the above-described organic peroxide as the compound, or the above-described energy ray-curable resin composition
- An azo compound is contained, and in the light shielding ink composition, as the compound (c) which is a compound capable of curing the energy ray curable liquid resin composition, the above-described metal or a complex thereof, or the above-mentioned Or (c) an energy ray curable resin composition, in addition to the photopolymerization initiator, (c) the aforementioned metal or complex thereof as a compound, or the aforementioned In the light-shielding ink composition, the above-mentioned organic peroxide or the above-mentioned azo compound is used as the compound (b) which is a compound capable of curing the energy ray-curable liquid resin composition. It is preferable to contain.
- a photopolymerization initiator is added to the energy beam curable resin composition, and the light shielding ink composition includes a compound capable of curing the energy beam curable liquid resin composition as the compound (a), Acids and bases, especially acids include organic acids or sulfonium salt-based acid generators that generate acids when heated at low temperatures, bases generate amine compounds such as polyamines, imidazoles, hydrazides, and amine compounds when heated at low temperatures Or (a) In addition to the photopolymerization initiator, (b) the aforementioned polyamine as the compound is added to the energy ray curable resin composition, and the light shielding ink composition contains Preferably contains a tertiary amine as described above as the compound (c) which is a compound capable of curing the energy ray-curable liquid resin composition; (C) In addition to the photopolymerization initiator, the energy ray curable resin composition contains the above-mentioned tertiary amine
- the present invention is a kit for laminating optical components including the energy ray-curable liquid resin composition and the light-shielding ink composition.
- This kit may be in a form containing the energy ray-curable liquid resin composition and the light-shielding ink composition, which are contained in separate containers.
- the light shielding ink composition is used to form a light shielding ink layer of a protective panel or a touch panel
- the energy ray curable liquid resin composition is a protective panel having a light shielding ink layer.
- the light-shielding ink composition contains the compound (a), and the energy ray-curable liquid resin composition contains the photopolymerization initiator; the light-shielding ink composition contains the compound (b), The energy ray curable liquid resin composition contains a photopolymerization initiator and (c) compound; or the light shielding ink composition contains (c) compound, and the energy ray curable liquid resin composition contains photopolymerization initiator. And (b) a compound.
- the present invention provides a protective panel having a light-shielding ink layer formed from a light-shielding ink composition containing a compound capable of curing an energy beam-curable liquid resin composition and a display body, or an energy beam-curable liquid resin composition.
- a protection panel and a touch panel having a light-shielding ink layer formed from a light-shielding ink composition containing a curable compound, or a light-shielding ink composition containing a compound capable of curing an energy ray curable liquid resin composition A method for producing an optical component in which a touch panel having a light-shielding ink layer and a display body are bonded together via an energy ray-curable liquid resin composition so that the surface having the light-shielding ink layer is on the inside, These steps are included.
- the protective panel and the display body, or the protective panel and the touch panel, or the touch panel and the display body are bonded so that the energy ray curable liquid resin composition is interposed therebetween. And (4) the energy ray-curable liquid resin composition interposed between the protective panel and the display body, between the protective panel and the touch panel, or between the touch panel and the display body.
- the light shielding ink composition containing a compound capable of curing the energy ray curable liquid resin composition is disposed on one surface of the protective panel by, for example, printing, and then heated, for example, to form a solvent. Is volatilized or polymerized to form a light-shielding ink coating layer.
- the coating thickness of the light-shielding ink composition is, for example, 0.5 ⁇ mt to 100 ⁇ mt, preferably 1 ⁇ mt to 50 ⁇ mt.
- the energy beam curable liquid resin composition is applied to the surface of the protective panel having the light-shielding ink layer or the energy beam curable liquid resin composition is applied to one surface of the display body.
- the energy ray curable liquid resin composition is applied to both the surface of the protective panel having the light-shielding ink layer and one surface of the display body.
- the coating thickness of the energy ray curable liquid resin composition is, for example, 20 ⁇ mt to 1000 ⁇ mt, preferably 50 ⁇ mt to 500 ⁇ mt.
- the energy beam curable resin composition is formed by combining the protective panel and the display body, the protective panel and the touch panel, or the touch panel and the display body so that the surface having the light-shielding ink layer is on the inside.
- the light-shielding ink layer disposed on the protective panel or the touch panel comes into contact with the energy ray curable resin composition.
- the energy ray curable liquid resin composition interposed between the protective panel and the display body, between the protective panel and the touch panel, or between the touch panel and the display body is the step (4).
- the energy ray curable liquid resin composition in the exposed portion is cured by irradiating energy rays from the surface direction having the light shielding ink layer of the protective panel or touch panel, and the light shielding ink layer and the energy ray curable type are cured.
- the energy ray curable liquid resin composition in the light shielding part is cured by the action of a compound that can be brought into contact with the resin composition to cure the energy ray curable liquid resin composition contained in the light shielding ink layer.
- the curing temperature in this step is to cure the energy ray curable liquid resin composition contained in the energy ray curable liquid resin composition and the compound capable of curing the energy ray curable liquid resin composition contained in the light shielding ink layer. It can be set as appropriate according to the type of compound that can be produced.
- the curing temperature is room temperature, room temperature, or low temperature (for example, 40 ° C. to 80 ° C.).
- FIG. 2 shows a preferred embodiment of the present invention.
- a light-shielding ink layer 20 formed from the light-shielding ink composition of the present invention for bonding a protective panel or touch panel 1 and a display body (panel) or touch panel 4, and an energy ray curable type
- the resin composition 30 is used, the cured portion 5 of the energy ray curable resin composition 30 is formed in the portion where the light from the light source 10 is transmitted.
- the energy ray curable resin composition 30 is formed in the light-shielding ink layer even in a portion where light is shielded by the light-shielding ink layer 20 of the protection panel.
- the present invention is an optical component manufactured by the above method, in which a protective panel and a display body are bonded, an optical component in which a protective panel and a touch panel are bonded, or an optical component in which a touch panel and a display body are bonded. is there.
- the present invention is an optical display device including the optical component described above.
- Examples 1 to 3 and Comparative Example 1 ⁇ Light-shielding ink composition> An ink composition having the composition (parts by weight) shown in Table 1 was prepared by a conventional method. Nursem vanadyl and vanadium oxytriisobutoxide are compounds (c) that can cure the energy ray-curable liquid resin composition.
- Test Example 1 The ink composition prepared in Examples 1 to 3 and Comparative Example 1 was applied to a 5 mm outer circumference of a glass substrate (50 ⁇ 40 ⁇ 0.7 mm) with a coating thickness of 100 ⁇ mt, and dried in an oven at 150 ° C. for 60 minutes. A glass substrate with a light-shielding ink layer was obtained.
- a glass substrate with a light-shielding ink layer and glass are bonded together with a thickness of 200 ⁇ mt using the energy ray curable resin composition A so that the light-shielding ink layer is on the inside, and then light-shielded. It was cured by irradiating UV from the glass substrate side having the ink layer.
- an energy ray curable resin composition in a place where light does not reach can be sufficiently obtained at a low temperature, as can be achieved by the display panel or touch panel under the light shielding ink of the protective panel or the display body or touch panel of the touch panel. Therefore, it is useful for production of an optical component or the like in which a protective panel and a display body or a touch panel, or a touch panel and a display body are bonded together via an energy ray curable resin composition.
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Abstract
Description
・エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光性インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又はエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光性インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいはエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光性インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合せた光学部品の製造に使用するエネルギー線硬化型液状樹脂組成物であって、光重合開始剤を含むことを特徴とするエネルギー線硬化型液状樹脂組成物。
・エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物がラジカル、カチオン又はアニオンを発生する化合物からなる群から選択した1種以上の化合物を含むことを特徴とする、上記のエネルギー線硬化型液状樹脂組成物。
・遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又は遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいは遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合せた光学部品の製造に使用する保護パネル又はタッチパネルの遮光用インク組成物であって、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含むことを特徴とする遮光用インク組成物。
・エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物がラジカル、カチオン又はアニオンを発生する化合物からなる群から選択した1種以上の化合物を含むことを特徴とする、上記の遮光用インク組成物。
・上記のエネルギー線硬化型液状樹脂組成物、及び上記の遮光用インク組成物を含む光学部品の貼り合せ用キット。
・エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又はエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいはエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合わせた光学部品の製造方法であって、
(1)前記遮光用インク組成物を保護パネル又はタッチパネルの一面に配置し、遮光インク層を形成する工程、
(2)保護パネルの遮光インク層を有する面及び/又は表示体の一面に、又は保護パネルの遮光インク層を有する面及び/又はタッチパネルの一面に、あるいはタッチパネルの遮光インク層を有する面及び/又は表示体の一面にエネルギー線硬化型液状樹脂組成物を塗布する工程、
(3)保護パネル又はタッチパネルの遮光用インク層を有する面を内側とした、前記保護パネルと前記表示体との間、又は前記保護パネルと前記タッチパネルとの間、あるいは前記タッチパネルと前記表示体との間に前記エネルギー線硬化型液状樹脂組成物が介した状態となるように前記保護パネルと前記表示体とを、又は前記保護パネルと前記タッチパネルとを、あるいは前記タッチパネルと前記表示体とを貼り合せる工程、及び
(4)前記保護パネルと前記表示体との間、又は前記保護パネルと前記タッチパネルとの間、あるいは前記タッチパネルと表示体との間に介在する前記エネルギー線硬化型液状樹脂組成物に遮光インク層を有する面方向からエネルギー線を照射することにより、及び前記遮光インク層とエネルギー線硬化型樹脂組成物とを接触させることにより前記エネルギー線硬化型液状樹脂組成物を硬化させる工程
を含むことを特徴とする光学部品の製造方法。
・エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物がラジカル、カチオン又はアニオンを発生する化合物からなる群から選択した1種以上の化合物を含むことを特徴とする、上記の光学部品の製造方法。
・上記の方法で製造した光学部品。
・上記の光学部品を含む光学表示装置。
本発明は、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又はエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいはエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合せた光学部品の製造に使用するエネルギー線硬化型液状樹脂組成物であって、光重合開始剤を含むことを特徴とするエネルギー線硬化型液状樹脂組成物である。
本発明は、遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又は遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいは遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合せた光学部品の製造に使用する保護パネル又はタッチパネルの遮光用インク組成物であって、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含むことを特徴とする遮光用インク組成物である。
(ア)エネルギー線硬化型樹脂組成物に光重合開始剤を加え、遮光用インク組成物中には、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物である(a)化合物として、有機過酸化物、又はアゾ化合物を含有させるのが好ましく;又は
(イ)エネルギー線硬化型樹脂組成物に、光重合開始剤に加えて、(b)化合物としての前述の有機過酸化物、又は前述のアゾ化合物を含有させ、遮光用インク組成物中には、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物である(c)化合物として、前述したような金属若しくはこれの錯体、又は前述したようなアミンを含有させるのが好ましく;あるいは
(ウ)エネルギー線硬化型樹脂組成物に、光重合開始剤に加えて、(c)化合物としての前述の金属若しくはこれの錯体、又は前述したようなアミンを含有させ、遮光用インク組成物中には、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物である(b)化合物として、前述の有機過酸化物、又は前述のアゾ化合物を含有させるのが好ましい。
(ア)エネルギー線硬化型樹脂組成物に光重合開始剤を加えて、遮光用インク組成物中には、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物である(a)化合物として、前記した酸や塩基、特に、酸としては、有機酸または低温加熱で酸を発生するスルホニウム塩系の酸発生剤、塩基としては、ポリアミン、イミダゾール、ヒドラジド等のアミン化合物、低温加熱によってアミン化合物を発生する化合物を含有させるのが好ましく;又は
(イ)エネルギー線硬化型樹脂組成物に、光重合開始剤に加えて、(b)化合物としての前述のポリアミンを含有させ、遮光用インク組成物中には、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物である(c)化合物として、前述したような三級アミンを含有させるのが好ましく;あるいは
(ウ)エネルギー線硬化型樹脂組成物に、光重合開始剤に加えて、(c)化合物としての前述の三級アミンを含有させ、遮光用インク組成物中には、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物である(b)化合物として、前述のポリアミンを含有させるのが好ましい。
本発明は、上記のエネルギー線硬化型液状樹脂組成物、及び上記の遮光用インク組成物を含む光学部品の貼り合せ用キットである。本キットは、それぞれ別々の容器に入ったエネルギー線硬化型液状樹脂組成物及び上記の遮光用インク組成物を含む形態であり得る。
本発明は、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又はエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいはエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合わせた光学部品の製造方法であって、以下の工程を含む。
(2)保護パネルの遮光インク層を有する面及び/又は表示体の一面に、又は保護パネルの遮光インク層を有する面及び/又はタッチパネルの一面に、あるいはタッチパネルの遮光インク層を有する面及び/又は表示体の一面にエネルギー線硬化型液状樹脂組成物を塗布する工程、
(3)保護パネル又はタッチパネルの遮光インク層を有する面を内側とした、前記保護パネルと前記表示体との間、又は前記保護パネルと前記タッチパネルとの間、あるいは前記タッチパネルと前記表示体との間に前記エネルギー線硬化型液状樹脂組成物が介した状態となるように前記保護パネルと前記表示体とを、又は前記保護パネルと前記タッチパネルとを、あるいは前記タッチパネルと前記表示体とを貼り合せる工程、及び
(4)前記保護パネルと前記表示体との間、又は前記保護パネルと前記タッチパネルとの間、あるいは前記タッチパネルと表示体との間に介在する前記エネルギー線硬化型液状樹脂組成物に遮光インク層を有する面方向からエネルギー線を照射することにより、及び前記遮光インク層とエネルギー線硬化型樹脂組成物とを接触させることにより前記エネルギー線硬化型液状樹脂組成物を硬化させる工程。
<遮光インク組成物>
表1に示した組成(重量部)を有するインク組成物を常法により調製した。ナーセムバナジル及びバナジウムオキシトリイソブトキシドは、エネルギー線硬化型液状樹脂組成物を硬化させ得る(c)化合物である。
表2に示す組成(重量部)を有するエネルギー線硬化型樹脂組成物Aを常法により調製した。I-184とルシリンTPOは、光重合開始剤であり、カヤクメンHは、エネルギー線硬化型液状樹脂組成物を硬化させ得る(b)化合物である。
実施例1~3及び比較例1で調製したインク組成物をガラス基板(50×40×0.7mm)の外周5mmに塗布厚み100μmtで印刷塗布し、150℃のオーブン内で60分間乾燥させ、遮光インク層付ガラス基板とした。
1:保護パネルまたはタッチパネル
2:従来の遮光用インク組成物から形成した遮光インク層
3:従来のエネルギー線硬化型樹脂組成物
4:表示パネル又はタッチパネル
5:エネルギー線硬化型樹脂組成物の硬化部分
6:エネルギー線硬化型樹脂組成物の未硬化部分
10:光源
20:本発明の遮光用インク組成物から形成した遮光インク層
30:本発明のエネルギー線硬化型樹脂組成物
40:本発明の遮光インク層と本発明のエネルギー線硬化型樹脂組成物との接触部分
Claims (9)
- エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又はエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいはエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合せた光学部品の製造に使用するエネルギー線硬化型液状樹脂組成物であって、光重合開始剤を含むことを特徴とするエネルギー線硬化型液状樹脂組成物。
- エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物がラジカル、カチオン又はアニオンを発生する化合物からなる群から選択した1種以上の化合物を含むことを特徴とする、請求項1記載のエネルギー線硬化型液状樹脂組成物。
- 遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又は遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいは遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合せた光学部品の製造に使用する保護パネル又はタッチパネルの遮光用インク組成物であって、エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含むことを特徴とする遮光用インク組成物。
- エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物がラジカル、カチオン又はアニオンを発生する化合物からなる群から選択した1種以上の化合物を含むことを特徴とする、請求項3記載の遮光用インク組成物。
- 請求項1又は2記載のエネルギー線硬化型液状樹脂組成物、及び請求項3又は4記載の遮光用インク組成物を含む光学部品の貼り合せ用キット。
- エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルと表示体とを、又はエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有する保護パネルとタッチパネルとを、あるいはエネルギー線硬化型液状樹脂組成物を硬化させ得る化合物を含む遮光用インク組成物から形成した遮光インク層を有するタッチパネルと表示体とを、前記遮光インク層を有する面が内側となるように、エネルギー線硬化型液状樹脂組成物を介して貼り合わせた光学部品の製造方法であって、
(1)前記遮光用インク組成物を保護パネル又はタッチパネルの一面に配置し、遮光インク層を形成する工程、
(2)保護パネルの遮光インク層を有する面及び/又は表示体の少なくとも一面に、又は保護パネルの遮光インク層を有する面及び/又はタッチパネルの少なくとも一面に、あるいはタッチパネルの遮光インク層を有する面及び/又は表示体の少なくとも一面にエネルギー線硬化型液状樹脂組成物を塗布する工程、
(3)保護パネル又はタッチパネルの遮光インク層を有する面を内側とした、前記保護パネルと前記表示体との間、又は前記保護パネルと前記タッチパネルとの間、あるいは前記タッチパネルと前記表示体との間に前記エネルギー線硬化型液状樹脂組成物が介した状態となるように前記保護パネルと前記表示体とを、又は前記保護パネルと前記タッチパネルとを、あるいは前記タッチパネルと前記表示体とを貼り合せる工程、及び
(4)前記保護パネルと前記表示体との間、又は前記保護パネルと前記タッチパネルとの間、あるいは前記タッチパネルと表示体との間に介在する前記エネルギー線硬化型液状樹脂組成物に遮光インク層を有する面方向からエネルギー線を照射することにより、及び前記遮光インク層とエネルギー線硬化型樹脂組成物とを接触させることにより前記エネルギー線硬化型液状樹脂組成物を硬化させる工程
を含むことを特徴とする光学部品の製造方法。 - エネルギー線硬化型液状樹脂組成物を硬化させ得る化合物がラジカル、カチオン又はアニオンを発生する化合物からなる群から選択した1種以上の化合物を含むことを特徴とする、請求項6記載の光学部品の製造方法。
- 請求項6又は7記載の方法で製造した光学部品。
- 請求項8記載の光学部品を含む光学表示装置。
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KR1020147016605A KR101973229B1 (ko) | 2011-11-21 | 2012-11-20 | 접합용 에너지선 경화형 액상 수지 조성물, 차광용 잉크 조성물 및 그들을 사용하는 광학 부품의 제조 방법 |
JP2013545920A JP5934247B2 (ja) | 2011-11-21 | 2012-11-20 | 貼り合せ用エネルギー線硬化型液状樹脂組成物、遮光用インク組成物及びそれらを用いる光学部品の製造方法 |
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JP6040337B1 (ja) * | 2012-05-18 | 2016-12-07 | 協立化学産業株式会社 | 光学部品の製造方法、接着組成物キット及びコーティング組成物 |
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