WO2005073327A1 - 版式印刷用インキ、スペーサーおよび表示用デバイス - Google Patents
版式印刷用インキ、スペーサーおよび表示用デバイス Download PDFInfo
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- WO2005073327A1 WO2005073327A1 PCT/JP2005/001558 JP2005001558W WO2005073327A1 WO 2005073327 A1 WO2005073327 A1 WO 2005073327A1 JP 2005001558 W JP2005001558 W JP 2005001558W WO 2005073327 A1 WO2005073327 A1 WO 2005073327A1
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Classifications
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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
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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
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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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13392—Gaskets; Spacers; Sealing of cells spacers dispersed on the cell substrate, e.g. spherical particles, microfibres
Definitions
- the invention relates to plate-type printing inks, spacers and display devices.
- the present invention relates to a printing ink, a spacer, and a display device.
- Japanese Patent Application Laid-Open No. 2000-35582 discloses a spacer forming method by gravure offset printing.
- an ink obtained by blending 20 to 60% by weight of a spherical spacer in a resin having a viscosity of 2000 to 2500 cps.
- a resin spacer beads of 5% and a polyester-based resin are shown.
- JP-A-2000-35582 only the viscosity is specified for the resin.
- a polyester resin is shown, and only the particle size of the resin spacer beads is defined.
- this spacer it was found that the physical properties of the ink when actually printed were often affected by the binder resin, resulting in physical properties different from those of the spherical spacer itself. In particular, such as the breaking strength of the spacer, the 10% compressive strength, the compressibility, and the recovery rate 2005/001558
- An object of the present invention is to suppress the influence of a binder on physical properties of a spacer in a spacer forming ink used in a plate printing method.
- the present invention relates to a spacer forming ink used in a plate printing method, comprising a spacer particle, and a thermosetting resin composition in which the spacer particle is dispersed.
- the conductive resin composition comprises a component having a polyprolactone structure.
- the present invention relates to a method for forming a spacer, comprising forming a spacer by printing the plate printing ink on a substrate, heat-treating and curing the ink. is there. Further, the present invention relates to a spacer characterized by being formed by this method, and to a display device comprising the spacer. It is.
- the printing ink of the present invention By printing and thermally curing the printing ink of the present invention, it is possible to suppress the influence of the binder resin and to form a spacer having the same or substantially the same physical properties as the spherical spacer itself. it can.
- a spherical spacer particle 2 is interposed between a pair of substrates 4, and the liquid crystal 1 is filled between the pair of substrates 4.
- the spacer particles 2 are formed on the surface of the substrate by the cured product 3 of the thermosetting resin composition constituting the ink. Stick. According to the present invention, even when the spacer particles 2 are fixed to the surface of the substrate 4 with the resin 3, the same physical characteristics as those of the spacer particles 2 alone in FIG. 1 can be obtained. .
- FIG. 1 is a partial cross-sectional view schematically showing one example of a liquid crystal display device obtained by a conventional method.
- FIG. 2 is a partial cross-sectional view schematically showing one example of a liquid crystal display device obtained by using the printing ink of the present invention.
- Figure 3 is a test car displacement graph showing the results of a compression test using a spherical spacer alone.
- FIG. 4 is a test car displacement graph showing a compression test result in Example 1.
- FIG. 5 is a test car displacement graph showing a compression test result in Comparative Example 1.
- FIG. 6 is a test force-displacement graph showing the results of a load-unload test using a spherical spacer alone.
- FIG. 7 is a test car displacement graph showing the results of the load-unload test in Example 1.
- FIG. 8 is a test car displacement graph showing the results of the load-unload test in Comparative Example 1. BEST MODE FOR CARRYING OUT THE INVENTION
- the plate printing ink of the present invention comprises a spacer particle and a thermosetting resin composition for dispersing the spacer particle, wherein the thermosetting resin composition has a component having a polyprolactone structure. including. It also contains solvents, viscosity modifiers and other additives as needed. Each of these elements will be described in turn.
- the material of the spacer particles is not particularly limited, and examples thereof include a resin, an organic substance, an inorganic substance, a compound and a mixture thereof.
- the above resin is not particularly limited, and examples thereof include polyethylene, polypropylene, polymethylpentene, polyvinyl chloride, polytetrafluoroethylene, polystyrene, polymethyl methacrylate, polyethylene terephthalate, polybutylene terephthalate, polyamide, and polyimide.
- Linear or cross-linked polymers such as polysulfone, polyphenylene oxide and polyacetal; epoxy resins, phenolic resins, melamine resins, benzoguanamine resins, unsaturated polyester resins, divielbenzene polymers, divinylbenzene
- the composite particles are selected as spacers.
- the coating material of the spacer is not particularly limited, and examples thereof include a resin and a low melting point metal.
- the above resin is not particularly limited, and examples thereof include polyolefins such as polyethylene, ethylene / vinyl acetate copolymer, and ethylene acrylate copolymer; polymethyl (meth) acrylate, polyethyl (meth) acrylate, and polybutyl.
- (Meth) acrylate polymers or copolymers such as (meth) acrylate; polystyrene, styrene / acrylic acid ester copolymer, SB type styrene / butadiene Lock copolymers, SBS-type styrene / butadiene block copolymers, block polymers such as these water additives; thermoplastic resins such as vinyl polymers or copolymers, epoxy resins, phenolic resins, melamine resins, etc. Thermosetting resins, mixtures thereof, etc. are preferred, but it is preferred that they are not simply physically bonded but chemically bonded.
- the particle surface and the polymer constituting the adhesion layer are bound by a covalent bond.
- the method include a graft polymerization method and a polymer reaction method.
- a polymerizable vinyl group is introduced into the particle surface, and the monomer is polymerized starting from the vinyl group.
- a polymerization initiator is introduced into the particle surface, and Two methods of polymerizing the monomer are considered.
- the thermosetting resin composition of the present invention contains at least a component having a polyprolactone structure.
- the composition includes at least two components that can be cured by heat treatment, one of which includes a polyprolactone structure.
- the so-called base resin contains a polyprolactone structure, and the resin is reacted with a curing agent for causing a crosslinking reaction.
- thermosetting resin containing polyprolactone structure [Thermosetting resin containing polyprolactone structure]
- thermosetting resin having a polyprolactone structure examples include a polyester resin, an acrylic resin, an epoxy resin, and a reaction product of a polyester resin having a polyprolactone structure and an acid anhydride.
- polyester resin having a polyprolactone structure examples include polyprolactone polyol alone or two or more types.
- polyprolactone polyol examples include those described in (0116) of JP-A-11-228905. This poly force prolactone poly As an oar, for example,
- n is an integer from 4 to 35
- Bifunctional polycaprolactones such as
- Polyols that have not been modified with polyalkylprolactone such as polyethylene glycol, polypropylene glycol, polycarbonate diol, and polyester polyol, with respect to the polyalkylprolactone polyol.
- polyalkylprolactone such as polyethylene glycol, polypropylene glycol, polycarbonate diol, and polyester polyol
- aromatic dicarboxylic acid component examples include terephthalic acid, isophthalic acid, phthalic acid, naphthalene dicarboxylic acid, and the like, and lower alkyl esters and acid anhydrides thereof. These may be used alone or in combination of two or more. it can.
- fatty acid dicarboxylic acid component examples include adipic acid, sebacic acid, azelaic acid, succinic acid, fumaric acid, maleic acid, hymic acid, and the like, and lower alkyl esters and acid anhydrides thereof. Or two or more types can be used.
- the diol components include, as dialcohols, ethylene glycol, 1,2-propanediol, 1,3-propanediol, 1,3-butanediol, 1,4-butanediol, 1,5-pentenediol, 1,6-hexanediol diethylene glycol, neopentyl alcohol, 1,4-cyclohexane dimethanol, 3-methylpentane-1,5-diol, 1,4-dicyclohexane methanol, xylylene glycol, Examples thereof include aliphatic or aromatic dialcohols such as ethylene oxide or propylene oxide adduct of bisphenol A and hydrogenated bisphenol A. These may be used alone or in combination of two or more.
- trihydric or higher alcohols examples include trimethyi monoluethane, trimethylolpropane, glycerin, penju erythritol and the like, and these can be used alone or in combination of two or more.
- a polyester resin having a polyprolactone structure can be obtained by a known polycondensation method (Reference: Introduction to paint synthesis resin, Kyozo Kitaoka, Shin Kobun Bunko 7 Polymer Publishing Association).
- An acrylyl resin having a polyprolactone structure can be obtained by radical polymerization of (meth) acrylate having a polyprolactone structure (and other vinyl monomers as necessary).
- polyprolactone-modified hydroxyxethyl (meth) acrylate a compound represented by the following general formula can be exemplified.
- polycaprolactone-modified hydroxethyl (methyx) acrylate (“Braxel FM”, “Braxel FA” (Daicel Chemical)), lipoxyl-terminal flexible (meth) acrylate (“Braxel FMA (Dicel Chemistry)), acetoacetyl group terminal flexible (meth) acrylate (“Placcel FD” (Daicel Chemical)), and the like.
- Other vinyl monomers that can be used in combination include methyl acrylate, ethyl acrylate, n-butyl acrylate, isobutyl acrylate, octyl acrylate, cyclohexyl acrylate, and tetrahydrofurfuryl.
- vinyl monomers having an OH group such as 2-hydroxylethyl acrylate, 2-hydroxylethylmethacrylate, 2-hydroxypropyl acrylate, 2-hydroxypropyl methacrylate, and aryl alcohol may be used. It can also be used.
- a reaction product of Ryzydula E with acrylic acid, methacrylic acid, itaconic acid, crotonic acid, maleic acid, or the like can also be used. The above examples do not limit the present invention.
- an acrylic resin having a polyproprolactone structure can be obtained by a known radical polymerization method (Reference: Introduction to paint synthesis, resin by Kyozo Kitaoka, Shin Kobunko Bunko 7 Polymer Publishing Association).
- a commercially available acrylic resin having a polyprolactone structure is "Braxel DC" series.
- the reaction product can be easily synthesized by reacting various acid anhydrides with the O H group of the polyester resin having a polyprolactone structure exemplified above.
- the acid anhydrides that can be used here include phthalic anhydride, trimellitic anhydride, pyromellitic anhydride, and benzophenonetetracarboxylic acid.
- aromatic carboxylic acid anhydrides such as ethylene glycol trimeric anhydride, biphenyltetracarboxylic acid anhydride, and aliphatic carboxylic acid anhydrides such as azelaic acid, sebacic acid, and dodecane diacid
- alicyclic carboxylic anhydrides such as tetrahydrophthalic anhydride, hexahydrophthalic anhydride, nadic acid anhydride, acetic anhydride, and hymic anhydride.
- epoxy resins having a polyprolactone structure examples include lactone-modifying epoxy resins (for example, “Braccel G” series), flexible alicyclic epoxy resins (for example, “Celoxide 280” series), And polyfunctional alicyclic epoxy resins (“Evolid GT300” and “Evolid GT400”). These can be used alone or in combination of two or more. It can be used in combination with a resin. Specific examples of such epoxy compounds that can be used in combination include, for example, hydroquinone diglycidyl ether, catechol diglycidyl ether, resorcinol diglycidyl ether, phenyl diglycidyl ether, phenol novolak epoxy resin, and cresol novolak.
- Epoxy resin Trishydroxyphenyl methane epoxy resin, Dicyclobenzene epoxy resin, Bisphenol-A epoxy resin, Bisphenol-F epoxy resin, Bisphenol-S epoxy resin Resin, 2,2-bis (4-hydroxyphenyl) 1-1,1,1,1,3,3,3-hexafluoropropane epoxy compound, hydrogenated bisphenol-A type epoxy resin, hydrogenated bis Phenol-F-type epoxy resin, hydrogenated bisphenol-S-type Epoxy resin, hydrogenated 2,2-bis (4-hydroxyphenyl) — 1,1,1,1,3,3,3-hexafluoropropane epoxy compound, brominated bisphenol-A epoxy resin , Brominated JP2005 / 001558
- Sulfonol-F epoxy resin silicone D hexane dimethanol diglycidyl ether compound, 1,6-hexanediol diglycidyl ether, 1,4-butanediol diglycidyl ether, diethylene glycol diglycidyl ether, polysulfide diglycidyl Examples include ethers, biphenol-type epoxy resins, bisphenol-A novolak-type epoxy resins, epoxy resins containing a naphthalene skeleton, and heterocyclic epoxy resins.
- lactone-modified phenoxy resin lactone-modified butyral, and the like can also be used as resins that can be used in the present invention.
- the curing system for imparting thermosetting properties to the thermosetting resin composition is not particularly limited.
- a melamine resin can be blended, and a curing agent and an acid catalyst can be added.
- a curing agent include an acid anhydride, an amine curing agent, and a cationic curing agent.
- the spacer in the step of disposing the spacer under the alignment film, the spacer needs to have heat resistance. Therefore, the following combinations are particularly preferable from the viewpoint of the heat resistance of the spacer.
- Polyester resin and epoxy resin with polyprolactone structure Acryl resin and epoxy resin with polyprolactone structure Reaction product of polyprolactone polyol and acid anhydride and epoxy resin
- Example 2 In particular, in the case of a combination of a polyester resin having a polyprolactone structure and a melamine resin, in order to improve thermosetting properties, some of the OH groups of the polyester polyol having a polyprolactone structure are used as an acid anhydride. To introduce a COOH group or co-condensate the polyester resin and the melamine resin in advance.
- an acrylic resin it can be introduced by using a monomer having a COOH group of a vinyl monomer, such as methylacrylic acid or acrylic acid.
- the melamine resin used in the present invention is a compound in which melamine is made to act on formaldehyde, or an alkyl-modified compound of this compound.
- Specific examples of such melamine resins include “Nicolor MS-21, MS-11, MW-24, MS-001, MX-002, MX- 730, MX-750, MX-708, MX-706, MX-042, MX-410, Mitsui Cytec Co., Ltd.'s Cymel 370, 771, 3 2 5, 327, 703, 712, 715, 701, 202, 207j, etc.
- These melamine resins may be used alone or in combination of two or more. can do.
- the acid anhydride-based curing agent examples include phthalic anhydride, trimellitic anhydride, pyromeric anhydride, benzophenonetetracarboxylic anhydride, ethylene glycol trimellitic anhydride.
- Alicyclic carboxylic anhydrides such as anhydrides, nadic anhydrides, wet anhydrides, and high anhydrides are exemplified.
- amine curing agent examples include diaminodiphenylmethane, diaminodiphenylsulfone, diaminodiphenylether, p-phenylenediamine, m-phenylenediamine, o-phenylenediamine, 1,5-diamino.
- Aromatic amines such as naphthalene, m-xylylenediamine, ethylenediamine, ethylenediamine, isophoronediamine, aliphatic amines such as bis- (4-amino-3-methyldicyclohexyl) methane, polyetherdiamine, dicyandiamine And guanidines such as 1- (o-tolyl) biguanide.
- Typical catalysts include tertiary amines (tris (dimethylaminomethyl) phenol, dimethylbenzylamine, 1,8-diazabicyclo (5,4,0) indene (DBU)), imidazoles, etc. It is.
- acids such as paratoluenesulfonic acid, dodecylbenzenesulfonic acid, dinonylnaphthalenesulfonic acid, dinonylnaphthalenedisulfonic acid, butylphosphoric acid, and octylphosphoric acid, and amine-neutralized products of these acids are preferable. .
- the lithographic printing ink of the present invention may contain a solvent.
- Examples of the solvent include the following.
- Aliphatic hydrocarbons such as n-hexane, n-heptane and rubber volatile oil; aromatic hydrocarbons such as hexane, toluene, and methylcyclohexane; methyl alcohol, ethyl alcohol, n-propyl alcohol, and isopropanol Alcohols such as pill alcohol, n-butyl alcohol, secondary butyl alcohol, and isobutyl alcohol; esters such as methyl acetate, ethyl acetate, isopropyl acetate, and n-propyl acetate; acetone, methyl ethyl ketone, and methyl isobutyl ketone Ketones.
- Aliphatic hydrocarbons such as mineral spirits 1, etc .; Aromatic hydrocarbons such as xylene, solvent naphthene, tetralin, dipentene; alcohols such as cyclohexyl alcohol, 2-methylcyclohexyl alcohol; esters such as butyl acetate; Cyclohexanone, methylcyclohexanone, diacetone alcohol, ketones such as isophorone, glycols such as ethylene glycol and propylene glycol; ethylene glycol monobutyl ether, propylene glycol monomethyl ether, propylene glycol monoethyl ether, propylene glycol mono Glycol ethers such as butyl ether; ethylene glycol monobutyl ether acetate, propylene glycol monomethyl ether acetate, propylene glycol Glycol ether esters such as rumonoethyl ether acetate
- Aliphatic hydrocarbons such as ink oil; alcohols such as tridecyl alcohol; glycols such as methylene glycol, triethylene glycol and dipropylene glycol; glycol ethers such as diethylene glycol monobutyl ether; glycols such as methylene glycol monobutyl ether acetate. Examples of such a solvent are described in Table 2.8 on page 43 of "Introduction to Printing Ink” (by Jiro Aihara, Printing Society of Japan).
- the plate-type printing ink of the present invention can be used to form a spacer on a glass substrate for a liquid crystal panel by a printing method disclosed in JP-A-2000-35582.
- alcohols having 9 or more carbon atoms for example, “Dianal” manufactured by Mitsubishi Chemical Corporation
- Glycol ethers and glycol ether esters are preferred (see Reference: Introduction to printing inks, supplemented by Jiro Aihara, Printing Society Press).
- a viscosity modifier may be used to adjust the ink viscosity to a level suitable for printing.
- viscosity modifiers include ultrafine silica (for example, AEROSIL manufactured by Nippon Aerosil Co., Ltd., MIZURICHI SIL manufactured by Mizusawa Chemical Co., Ltd., SILICA, Silo Hobik, FUSOKA manufactured by Fuji Silica Chemical Co., Ltd.) Chemical Industry Co., Ltd., trade name, etc.).
- the spacer formed by the printing ink and plate printing in this manner has almost the same physical strength as the spherical spacer alone, such as the breaking strength, 10% compression strength, and compression ratio of the spacer. Further, the adhesiveness can be imparted while maintaining the characteristic properties.
- the present invention can be achieved by including, as a binder resin that does not suppress the physical properties of the spherical spacer, a component having a polyprolactone structure, but further from the viewpoint of the physical properties of the binder resin.
- the Young's modulus is 0.1 to 9.0 GPa (more preferably, 0.2 to 5.0 OGPa) and the restoration rate is 60% or more (more preferably, 70% or more to 100%). Desirably.
- the binder resin has sufficient flexibility and resilience to the spherical spacer, so that the spherical spacer alone has almost the same breaking strength, compression ratio, A spacer having a% compressive strength can be formed by printing.
- the binder resin is harder than the spacer particles and harder to deform.
- the spacer formed by the process is also hard to be deformed under the influence of the binder resin, and the resilience is also reduced. I will. Therefore, the spacer formed by printing has a higher breaking strength, a lower compression ratio, and a higher 10% compression strength than the spherical spacer alone.
- the spacer formed by printing has a higher breaking strength, a lower compression ratio, and a higher 10% compression strength than the spherical spacer alone.
- the spacer formed by printing has a higher breaking strength, a lower compression ratio, and a higher 10% compression strength than the spherical spacer alone.
- the spacer formed by printing has a higher breaking strength, a lower compression ratio, and a higher 10% compression strength than the spherical spacer alone.
- the physical properties of the spacer formed by printing may be close to those of the spherical spacer alone.
- the adhesion is insufficient, the spacer is likely to fall off the substrate in the subsequent cleaning step, rubbing step, and the like, and when the LCD substrate is bonded, gap unevenness occurs in the display section.
- the cross-linking structure is not sufficient, the coating liquid for the alignment film permeates into the printed spacer at the time of printing, so that the alignment film cannot be formed around the spacer and causes poor alignment of the liquid crystal.
- Preparative agent porous silica, manufactured by Nippon Aerosil Co., Ltd. 12 parts by weight, 25 parts by weight of "Dianal 135" (the solvent) are premixed and dispersed by a roll to obtain a resin composition for ink. Was.
- the obtained resin composition was applied to a glass plate using “Doc Yuichi 4 MIL” and cured at 220 ° C. for 1 hour to form a film.
- the film had a Young's modulus of 0.56 GPa (universal hardness of 22.4 N / mm 2 ) and a recovery rate of 90%.
- the method of measuring the restoration rate is as follows.
- particle size 4 zm breaking strength 774 MPa, 10% compressive strength 52 M
- a spherical particle having a Pa, a compression ratio of 33.2%, and a recovery ratio of 18.9% was prepared.
- the test conditions are as follows.
- Fig. 3 is a test force-displacement graph showing the results of the compression test
- Fig. 6 is a test force-displacement graph showing the results of the load-unloading test.
- the spacer particles were dispersed in a mixer by 35 parts by weight of “Dianal 1 35” to prepare a spacer dispersion. 100 parts by weight of the above resin composition for ink and 65 parts by weight of the above spacer dispersion were blended and dispersed by a mixer to prepare a printing ink (a spacer content of 25%). ).
- the printing was performed by printing on a glass substrate according to the method described in JP-A-2000-35582 and curing at 220 ° C. for 1 hour.
- the breaking strength of the spacer formed on the glass substrate was 756 MPa, the 10% compressive strength was 60.3 MPa, the compression ratio was 32.3%, and the spacer was The physical properties were almost the same as those of the particles alone. Fig.
- Fig. 4 is a test force-displacement graph showing the results of the compression test
- Fig. 7 is a test force-displacement graph showing the results of the load-unloading test. Patterns similar to the graphs in Figs. 3 and 6, respectively, were shown.
- the Young's modulus of the printing ink resin was 9.4 GPa (universal hardness 391 N / mm 2 ), and the restoration rate was 60%.
- Fig. 5 is a test force-displacement graph showing the results of the compression test
- Fig. 8 is a test car displacement graph showing the results of the load-unloading test. Each pattern showed a different pattern from the graphs in Figs.
- Example 2 65 parts by weight of Byron 220 (polyester resin, Toyobo Co., Ltd.), 35 parts by weight of Cymel 303, and 25 parts by weight of propylene glycol monoethyl acetate Thereafter, in the same manner as in Example 1, an ink resin and a printing ink were prepared.
- the Young's modulus of the printing ink resin was 10.6 9 GPa (universal hardness: 34 N / mm) ⁇
- the restoration rate was 44%.
- the breaking strength of the spacer formed on the glass substrate is 2297MPa, 10% compressive strength 93.6MPa, the compression ratio is 25.9%, and it depends on the ink resin used.
- the physical property values were different from those of the sphere particles alone.
- the Young's modulus of the printing ink resin was 3.36 GPa (universal hardness: 19.3 N / mm 2 ), and the restoration rate was 75%.
- Example 2 The procedure was performed in the same manner as in Example 1 except that "Blaccel 410D” was replaced with “Placcel 303" (Polycaprolactone Triol, manufactured by Daicel Chemical Industries, Ltd.).
- the resulting film had physical properties of Young's modulus of 3.05 (universal hardness of 79.7 N / mm 2 ) and recovery of 65.7%.
- the breaking strength of the spacer formed on the glass substrate was 882 MPa, 10% compressive strength 68.8 MPa, and compressibility 29.7%.
- Example 2 The same procedure was performed as in Example 1 except that "Placcel 410D” was replaced by “Placcel 308” (Polycaprolactone Triol, manufactured by Daicel Chemical Industries, Ltd.).
- the physical properties of the obtained film were as follows: a Young's modulus of 0.21 (universal hardness 9.5 NZmm 2 ) and a restoration rate of 88.5%.
- the breaking strength of the spacer formed on the glass substrate was 740.2 MPa, 10% compressive strength 52.8 MPa, and compressibility 35.1%. Was.
- a resin for ink and a printing ink were prepared in the same manner as in Example 1.
- the Young's modulus of the printing ink resin was 0.08 GPa (universal hardness: 4.9 NZmm 2 ) and the restoration rate was 92.4%.
- the breaking strength of the spacer formed on the glass substrate was 763 MPa, 10% compressive strength 53.5 MPa, and compressibility 34.5%.
- Tables 1 and 2 show the experimental results of the examples and comparative examples.
- the adhesion and solvent resistance were measured as follows.
- Adhesion Printed and dried on an IT0 substrate in the same manner as in Example 1 to prepare a test piece, a cellophane tape peeling test was performed, and the remaining rate of the spacer before and after the test was evaluated.
- Solvent resistance A spot test was performed on a film obtained in the same manner as in the film preparation method in Example 1 using NMP as a solvent, and the appearance after the test was visually observed.
- Example 1 Example 2
- Example 3 Example 4
- Example 5 By-Young's modulus 0.56 0.5 0.5 8 3.3 6 3.0 0.5 0.21
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Abstract
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2005517571A JP4264438B2 (ja) | 2004-01-29 | 2005-01-27 | 版式印刷用インキ、スペーサーおよび表示用デバイス |
CN200580000355XA CN1788058B (zh) | 2004-01-29 | 2005-01-27 | 版式印刷用油墨、间隙控制物及显示用器件 |
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JP2004-021364 | 2004-01-29 | ||
JP2004021364 | 2004-01-29 |
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WO2005073327A1 true WO2005073327A1 (ja) | 2005-08-11 |
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PCT/JP2005/001558 WO2005073327A1 (ja) | 2004-01-29 | 2005-01-27 | 版式印刷用インキ、スペーサーおよび表示用デバイス |
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JP (1) | JP4264438B2 (ja) |
KR (1) | KR20060126856A (ja) |
CN (1) | CN1788058B (ja) |
TW (1) | TW200534014A (ja) |
WO (1) | WO2005073327A1 (ja) |
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JP2009221250A (ja) * | 2008-03-13 | 2009-10-01 | Az Electronic Materials Kk | 高精細印刷用インキ組成物およびそれを用いた高精細パターンの形成方法 |
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KR101327846B1 (ko) | 2007-09-28 | 2013-11-11 | 엘지디스플레이 주식회사 | 액정 표시 장치 및 이의 제조 방법 |
JP5822368B2 (ja) * | 2011-04-05 | 2015-11-24 | エルジー・ケム・リミテッド | 印刷組成物及びこれを利用した印刷方法 |
JP5756563B2 (ja) * | 2011-04-05 | 2015-07-29 | エルジー・ケム・リミテッド | 印刷組成物及びこれを利用した印刷方法 |
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JP2001215898A (ja) * | 2000-01-28 | 2001-08-10 | Dainippon Printing Co Ltd | 画像表示媒体およびその製造方法 |
JP2003119249A (ja) * | 2001-10-17 | 2003-04-23 | Mitsui Chemicals Inc | 液晶封止用樹脂組成物 |
JP2004126211A (ja) * | 2002-10-02 | 2004-04-22 | Mitsui Chemicals Inc | 液晶封止用樹脂組成物および液晶表示パネルの製造方法 |
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ATE318417T1 (de) * | 1995-05-26 | 2006-03-15 | Natoco Paint Kk | Flüssigkristall-anzeigevorrichtung, verfahren zur herstellung eines abstandshalters und flüssigkristall-anzeigevorrichtung, die diesen abstandshalter verwendet |
JP2000035582A (ja) * | 1998-07-17 | 2000-02-02 | Mitsumura Printing Co Ltd | スペーサー形成法 |
-
2005
- 2005-01-27 TW TW94102524A patent/TW200534014A/zh unknown
- 2005-01-27 KR KR20057022450A patent/KR20060126856A/ko not_active Application Discontinuation
- 2005-01-27 CN CN200580000355XA patent/CN1788058B/zh not_active Expired - Fee Related
- 2005-01-27 JP JP2005517571A patent/JP4264438B2/ja not_active Expired - Fee Related
- 2005-01-27 WO PCT/JP2005/001558 patent/WO2005073327A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001215898A (ja) * | 2000-01-28 | 2001-08-10 | Dainippon Printing Co Ltd | 画像表示媒体およびその製造方法 |
JP2003119249A (ja) * | 2001-10-17 | 2003-04-23 | Mitsui Chemicals Inc | 液晶封止用樹脂組成物 |
JP2004126211A (ja) * | 2002-10-02 | 2004-04-22 | Mitsui Chemicals Inc | 液晶封止用樹脂組成物および液晶表示パネルの製造方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2009221250A (ja) * | 2008-03-13 | 2009-10-01 | Az Electronic Materials Kk | 高精細印刷用インキ組成物およびそれを用いた高精細パターンの形成方法 |
Also Published As
Publication number | Publication date |
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JP4264438B2 (ja) | 2009-05-20 |
CN1788058B (zh) | 2011-06-08 |
CN1788058A (zh) | 2006-06-14 |
KR20060126856A (ko) | 2006-12-11 |
JPWO2005073327A1 (ja) | 2007-09-13 |
TW200534014A (en) | 2005-10-16 |
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