WO2015072416A1 - 液晶表示素子用シール剤、上下導通材料、及び、液晶表示素子 - Google Patents
液晶表示素子用シール剤、上下導通材料、及び、液晶表示素子 Download PDFInfo
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- WO2015072416A1 WO2015072416A1 PCT/JP2014/079686 JP2014079686W WO2015072416A1 WO 2015072416 A1 WO2015072416 A1 WO 2015072416A1 JP 2014079686 W JP2014079686 W JP 2014079686W WO 2015072416 A1 WO2015072416 A1 WO 2015072416A1
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- liquid crystal
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- acrylate
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- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 1
- VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical compound C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 description 1
- UGJDXRVQCYBXAJ-UHFFFAOYSA-N 4-(dimethylamino)benzoyl chloride Chemical compound CN(C)C1=CC=C(C(Cl)=O)C=C1 UGJDXRVQCYBXAJ-UHFFFAOYSA-N 0.000 description 1
- IKVYHNPVKUNCJM-UHFFFAOYSA-N 4-propan-2-ylthioxanthen-9-one Chemical compound S1C2=CC=CC=C2C(=O)C2=C1C(C(C)C)=CC=C2 IKVYHNPVKUNCJM-UHFFFAOYSA-N 0.000 description 1
- IZSHZLKNFQAAKX-UHFFFAOYSA-N 5-cyclopenta-2,4-dien-1-ylcyclopenta-1,3-diene Chemical group C1=CC=CC1C1C=CC=C1 IZSHZLKNFQAAKX-UHFFFAOYSA-N 0.000 description 1
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 1
- PNVWNTUCFLZBSE-UHFFFAOYSA-N CC(O)COC(=O)c1ccccc1C(=O)OCCOC(=O)C=C Chemical compound CC(O)COC(=O)c1ccccc1C(=O)OCCOC(=O)C=C PNVWNTUCFLZBSE-UHFFFAOYSA-N 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- IIGAAOXXRKTFAM-UHFFFAOYSA-N N=C=O.N=C=O.CC1=C(C)C(C)=C(C)C(C)=C1C Chemical compound N=C=O.N=C=O.CC1=C(C)C(C)=C(C)C(C)=C1C IIGAAOXXRKTFAM-UHFFFAOYSA-N 0.000 description 1
- QORUGOXNWQUALA-UHFFFAOYSA-N N=C=O.N=C=O.N=C=O.C1=CC=C(C(C2=CC=CC=C2)C2=CC=CC=C2)C=C1 Chemical compound N=C=O.N=C=O.N=C=O.C1=CC=C(C(C2=CC=CC=C2)C2=CC=CC=C2)C=C1 QORUGOXNWQUALA-UHFFFAOYSA-N 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- WYGWHHGCAGTUCH-ISLYRVAYSA-N V-65 Substances CC(C)CC(C)(C#N)\N=N\C(C)(C#N)CC(C)C WYGWHHGCAGTUCH-ISLYRVAYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- MZVQCMJNVPIDEA-UHFFFAOYSA-N [CH2]CN(CC)CC Chemical group [CH2]CN(CC)CC MZVQCMJNVPIDEA-UHFFFAOYSA-N 0.000 description 1
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- IBVAQQYNSHJXBV-UHFFFAOYSA-N adipic acid dihydrazide Chemical compound NNC(=O)CCCCC(=O)NN IBVAQQYNSHJXBV-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- UTTHLMXOSUFZCQ-UHFFFAOYSA-N benzene-1,3-dicarbohydrazide Chemical compound NNC(=O)C1=CC=CC(C(=O)NN)=C1 UTTHLMXOSUFZCQ-UHFFFAOYSA-N 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- JGCWKVKYRNXTMD-UHFFFAOYSA-N bicyclo[2.2.1]heptane;isocyanic acid Chemical compound N=C=O.N=C=O.C1CC2CCC1C2 JGCWKVKYRNXTMD-UHFFFAOYSA-N 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- FOTKYAAJKYLFFN-UHFFFAOYSA-N decane-1,10-diol Chemical compound OCCCCCCCCCCO FOTKYAAJKYLFFN-UHFFFAOYSA-N 0.000 description 1
- ZWLIYXJBOIDXLL-UHFFFAOYSA-N decanedihydrazide Chemical compound NNC(=O)CCCCCCCCC(=O)NN ZWLIYXJBOIDXLL-UHFFFAOYSA-N 0.000 description 1
- 239000012933 diacyl peroxide Substances 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 239000012975 dibutyltin dilaurate Substances 0.000 description 1
- KORSJDCBLAPZEQ-UHFFFAOYSA-N dicyclohexylmethane-4,4'-diisocyanate Chemical compound C1CC(N=C=O)CCC1CC1CCC(N=C=O)CC1 KORSJDCBLAPZEQ-UHFFFAOYSA-N 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 229910003472 fullerene Inorganic materials 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium oxide Inorganic materials O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229940079865 intestinal antiinfectives imidazole derivative Drugs 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 125000005641 methacryl group Chemical group 0.000 description 1
- AYLRODJJLADBOB-QMMMGPOBSA-N methyl (2s)-2,6-diisocyanatohexanoate Chemical compound COC(=O)[C@@H](N=C=O)CCCCN=C=O AYLRODJJLADBOB-QMMMGPOBSA-N 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- ZCIJAGHWGVCOHJ-UHFFFAOYSA-N naphthalene phenol Chemical compound C1(=CC=CC=C1)O.C1(=CC=CC=C1)O.C1=CC=CC2=CC=CC=C12.C1(=CC=CC=C1)O ZCIJAGHWGVCOHJ-UHFFFAOYSA-N 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- PVADDRMAFCOOPC-UHFFFAOYSA-N oxogermanium Chemical compound [Ge]=O PVADDRMAFCOOPC-UHFFFAOYSA-N 0.000 description 1
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical compound COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920000166 polytrimethylene carbonate Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001235 sensitizing effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910021647 smectite Inorganic materials 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- UWHCKJMYHZGTIT-UHFFFAOYSA-N tetraethylene glycol Chemical compound OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 1
- 238000012719 thermal polymerization Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- RYYWUUFWQRZTIU-UHFFFAOYSA-K thiophosphate Chemical compound [O-]P([O-])([O-])=S RYYWUUFWQRZTIU-UHFFFAOYSA-K 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical compound CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 1
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 description 1
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/46—Polymerisation initiated by wave energy or particle radiation
- C08F2/48—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
- C08F2/50—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/37—Thiols
- C08K5/378—Thiols containing heterocyclic rings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
-
- 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
-
- 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
Definitions
- the present invention relates to a sealant for a liquid crystal display element that is excellent in photocurability and can suppress liquid crystal contamination. Moreover, this invention relates to the vertical conduction material and liquid crystal display element which use this sealing compound for liquid crystal display elements.
- a liquid crystal dropping method called a dropping method using a photothermal combined curing type sealing agent containing a polymerization initiator and a thermosetting agent is used.
- a rectangular seal pattern is formed on one of the two substrates with electrodes by dispensing.
- liquid crystal microdrops are dropped into the sealing frame of the substrate in a state where the sealing agent is uncured, the other substrate is superposed under vacuum, and the sealing portion is irradiated with light such as ultraviolet rays to perform temporary curing. Thereafter, heating is performed to perform main curing, and a liquid crystal display element is manufactured.
- this dripping method has become the mainstream method for manufacturing liquid crystal display elements.
- a narrow frame of the liquid crystal display unit can be cited.
- the position of the seal portion is arranged under the black matrix (hereinafter also referred to as a narrow frame design).
- Patent Document 3 discloses that a highly sensitive photopolymerization initiator is blended with a sealant. However, the sealing agent could not be sufficiently photocured simply by adding a highly sensitive photopolymerization initiator.
- Patent Document 4 discloses that a sealing agent is combined with a highly sensitive photopolymerization initiator and a sensitizer. However, the use of a sensitizer has a problem that liquid crystal contamination is likely to occur.
- the present invention is a sealant for a liquid crystal display device comprising a curable resin, a thioxanthone polymerization initiator, and an amine sensitizer represented by the following formula (1).
- z represents an integer of 1 or more
- P is (poly) ethylene glycol, (poly) propylene glycol, (poly) butylene glycol, glycerin, trimethylolpropane, ditrimethylolpropane, pentaerythritol, It is a residue of dipentaerythritol or caprolactone polyol.
- P is (poly) ethylene glycol, (poly) propylene glycol, (poly) butylene glycol, glycerin, trimethylolpropane, ditrimethylolpropane, pentaerythritol, It is a residue of dipentaerythritol or caprolactone polyol.
- the present inventors have surprisingly found that a compound having a specific structure has low contamination with liquid crystals and is excellent in sensitizing action. Therefore, the present inventors have found that a liquid crystal display element sealing agent that is excellent in photocurability and can suppress liquid crystal contamination can be obtained by blending the compound as a sensitizer.
- the invention has been completed.
- the sealing agent for liquid crystal display elements of the present invention contains an amine sensitizer represented by the above formula (1).
- the sealing agent for liquid crystal display elements of the present invention has high sensitivity and excellent photocurability, and Liquid crystal contamination can be suppressed.
- z represents an integer greater than or equal to 1, a preferable minimum is 2 and a preferable upper limit is 6. If z is less than 2, liquid crystal contamination may be caused. When z exceeds 6, the viscosity becomes high and handling may be difficult.
- P is (poly) ethylene glycol, (poly) propylene glycol, (poly) butylene glycol, glycerin, trimethylolpropane, ditrimethylolpropane, pentaerythritol, dipentaerythritol, or caprolactone polyol. Residue.
- the preferable lower limit of the molecular weight of P in the formula (1) is 100, and the preferable upper limit is 2000. If the molecular weight of P is less than 100, liquid crystal contamination may occur. When the molecular weight of P exceeds 2000, the viscosity becomes too high and handling may be difficult.
- z in the formula (1) is preferably 2, and P is preferably a residue of polyethylene glycol.
- Specific examples of the method for producing the amine sensitizer represented by the above formula (1) include a method of reacting 4- (dimethylamino) benzoyl chloride with polyethylene oxide.
- the preferable lower limit of the content of the amine sensitizer represented by the above formula (1) in 100 parts by weight of the sealant for liquid crystal display elements of the present invention is 0.1 part by weight, and the preferable upper limit is 10 parts by weight.
- the content of the amine sensitizer represented by the above formula (1) is less than 0.1 parts by weight, the resulting liquid crystal display element sealant is inferior in photocurability, and liquid crystal contamination occurs.
- the content of the amine sensitizer represented by the formula (1) exceeds 10 parts by weight, liquid crystal contamination due to the amine sensitizer represented by the formula (1) may occur.
- the minimum with more preferable content of the amine sensitizer represented by the said Formula (1) is 0.3 weight part, and a more preferable upper limit is 7 weight part.
- the sealing agent for liquid crystal display elements of the present invention contains a thioxanthone polymerization initiator.
- the thioxanthone polymerization initiator include compounds represented by the following formula (2), 2,4-diethylthioxanthone, 2-isopropylthioxanthone, 4-isopropylthioxanthone, 2-chlorothioxanthone, 1-chloro-4- And propoxythioxanthone.
- the compound represented by the following formula (2) hereinafter referred to as “thioxanthone polymerization initiator represented by formula (2)”
- thioxanthone polymerization initiator represented by formula (2) also referred to as).
- R 3 is a hydrogen atom, a methyl group, or an ethyl group, and when n is greater than 1, the group or atom represented by R 3 is They may be the same or different.
- A is represented by the formula —O—, — [O (CHR 2 CHR 1 ) a ] y —, — [O (CH 2 ) b CO] y —, or — [O (CH 2 ) b CO] (y— 1) a group represented by — [O (CHR 2 CHR 1 ) a ] —, wherein one of R 1 and R 2 represents a hydrogen atom, and the other represents a hydrogen atom, a methyl group, or an ethyl group, Is 1-2, b is 4-5, Q is (poly) ethylene glycol, (poly) propylene glycol, (poly) butylene glycol, glycerin, trimethylolpropane, ditrimethyl
- x is a number that is greater than 1 and does not exceed the number of hydroxyl groups of Q.
- a preferred lower limit is 2 and a preferred upper limit is 6. If x is less than 2, liquid crystal contamination may occur. When x exceeds 6, the viscosity becomes high and handling may be difficult.
- n in the above formula (2) is 1, R 3 is a hydrogen atom, and A is a group of the formula —O—. .
- Q in the above formula (2) is preferably a residue of polybutylene glycol.
- the thioxanthone polymerization initiator represented by the above formula (2) is preferably a lower fatty acid ester.
- the preferable lower limit of the molecular weight of AQ is 100, and the preferable upper limit is 2000. If the molecular weight of AQ is less than 100, liquid crystal contamination may be caused. When the molecular weight of AQ exceeds 2000, the viscosity becomes too high and handling may be difficult.
- Specific examples of the method for producing the thioxanthone polymerization initiator represented by the above formula (2) include a method of reacting carboxymethoxythioxanthone and polyethylene glycol.
- the preferable lower limit of the content of the thioxanthone-based polymerization initiator in 100 parts by weight of the liquid crystal display element sealing agent of the present invention is 0.1 part by weight, and the preferable upper limit is 10 parts by weight.
- the content of the thioxanthone-based polymerization initiator is less than 0.1 part by weight, the photopolymerization of the obtained sealing agent for liquid crystal display elements may not sufficiently proceed.
- the content of the thioxanthone-based polymerization initiator exceeds 10 parts by weight, a large amount of unreacted thioxanthone-based polymerization initiator remains, and the resulting sealing agent for liquid crystal display elements is inferior in weather resistance and storage stability. Or liquid crystal contamination may occur.
- the minimum with more preferable content of the said thioxanthone type polymerization initiator is 0.3 weight part, and a more preferable upper limit is 7 weight part.
- the liquid crystal display element sealing agent of the present invention suppresses liquid crystal contamination. The effect and the photocurability are particularly excellent.
- the sealing agent for liquid crystal display elements of this invention contains curable resin.
- the curable resin preferably contains a (meth) acrylic resin.
- the (meth) acrylic resin include an ester compound obtained by reacting a compound having a hydroxyl group with (meth) acrylic acid, and an epoxy (meta) obtained by reacting (meth) acrylic acid with an epoxy compound.
- Urethane (meth) acrylate obtained by reacting a (meth) acrylic acid derivative having a hydroxyl group with an acrylate or isocyanate compound. Of these, epoxy (meth) acrylate is preferable.
- the “(meth) acryl” means acryl or methacryl
- the “(meth) acryl resin” means an acryloyl group or a methacryloyl group (hereinafter, “(meth) acryloyl”). It is also referred to as a “group”.
- the “(meth) acrylate” means acrylate or methacrylate.
- the “epoxy (meth) acrylate” represents a compound obtained by reacting all epoxy groups in the epoxy resin with (meth) acrylic acid.
- Examples of the monofunctional compounds of the ester compounds include 2-hydroxyethyl (meth) acrylate, 2-hydroxypropyl (meth) acrylate, 4-hydroxybutyl (meth) acrylate, 2-hydroxybutyl (meth) acrylate, Isobutyl (meth) acrylate, t-butyl (meth) acrylate, isooctyl (meth) acrylate, lauryl (meth) acrylate, stearyl (meth) acrylate, isobornyl (meth) acrylate, cyclohexyl (meth) acrylate, 2-methoxyethyl (meth) ) Acrylate, methoxyethylene glycol (meth) acrylate, 2-ethoxyethyl (meth) acrylate, tetrahydrofurfuryl (meth) acrylate, benzyl (meth) acrylate, ethylcal Tall (meth) acrylate, phen
- bifunctional ester compound examples include 1,4-butanediol di (meth) acrylate, 1,3-butanediol di (meth) acrylate, and 1,6-hexanediol di (meth).
- ester compound having three or more functional groups examples include pentaerythritol tri (meth) acrylate, trimethylolpropane tri (meth) acrylate, propylene oxide-added trimethylolpropane tri (meth) acrylate, and ethylene oxide-added trimethylol.
- Examples of the epoxy (meth) acrylate include those obtained by reacting an epoxy resin and (meth) acrylic acid in the presence of a basic catalyst according to a conventional method.
- Examples of the epoxy resin used as a raw material for synthesizing the epoxy (meth) acrylate include, for example, bisphenol A type epoxy resin, bisphenol F type epoxy resin, bisphenol S type epoxy resin, and 2,2′-diallyl bisphenol A type epoxy resin.
- Hydrogenated bisphenol type epoxy resin propylene oxide added bisphenol A type epoxy resin, resorcinol type epoxy resin, biphenyl type epoxy resin, sulfide type epoxy resin, diphenyl ether type epoxy resin, dicyclopentadiene type epoxy resin, naphthalene type epoxy resin, phenol Novolac epoxy resin, ortho-cresol novolac epoxy resin, dicyclopentadiene novolac epoxy resin, biphenyl novolac epoxy resin, naphtha Emissions phenol novolak type epoxy resin, glycidyl amine type epoxy resin, alkyl polyol type epoxy resin, rubber-modified epoxy resins, glycidyl ester compounds.
- Examples of commercially available diphenyl ether type epoxy resins include YSLV-80DE (manufactured by Nippon Steel & Sumikin Chemical Co., Ltd.).
- Examples of commercially available dicyclopentadiene type epoxy resins include EP-4088S (manufactured by ADEKA).
- Examples of commercially available naphthalene type epoxy resins include Epicron HP4032, Epicron EXA-4700 (both manufactured by DIC) and the like.
- Examples of commercially available phenol novolac epoxy resins include Epicron N-770 (manufactured by DIC).
- Examples of the ortho-cresol novolac type epoxy resin that are commercially available include epiclone N-670-EXP-S (manufactured by DIC).
- Examples of commercially available glycidylamine type epoxy resins include jER630 (manufactured by Mitsubishi Chemical), Epicron 430 (manufactured by DIC), and TETRAD-X (manufactured by Mitsubishi Gas Chemical).
- Examples of commercially available alkyl polyol type epoxy resins include ZX-1542 (manufactured by Nippon Steel & Sumikin Chemical Co., Ltd.), Epiklon 726 (manufactured by DIC), Epolite 80MFA (manufactured by Kyoeisha Chemical Co., Ltd.), Denacol EX-611. (Manufactured by Nagase ChemteX Corporation).
- Examples of commercially available rubber-modified epoxy resins include YR-450, YR-207 (both manufactured by Nippon Steel & Sumikin Chemical Co., Ltd.), Epolide PB (manufactured by Daicel Corporation), and the like.
- Examples of commercially available glycidyl ester compounds include Denacol EX-147 (manufactured by Nagase ChemteX Corporation).
- Other commercially available epoxy resins include, for example, YDC-1312, YSLV-80XY, YSLV-90CR (all manufactured by NS Also, Mitsubishi Chemical Corporation), EXA-7120 (DIC Corporation), TEPIC (Nissan Chemical Corporation) and the like.
- the epoxy (meth) acrylate specifically, for example, 360 parts by weight of a resorcinol type epoxy resin (EX-201, manufactured by Nagase ChemteX) and 2 parts by weight of p-methoxyphenol as a polymerization inhibitor are used. Then, resorcinol type epoxy acrylate can be obtained by reacting 2 parts by weight of triethylamine as a reaction catalyst and 210 parts by weight of acrylic acid at 90 ° C. for 5 hours while feeding air and stirring under reflux.
- a resorcinol type epoxy resin EX-201, manufactured by Nagase ChemteX
- p-methoxyphenol p-methoxyphenol
- Examples of commercially available epoxy (meth) acrylates include, for example, EBECRYL860, EBECRYL3200, EBECRYL3201, EBECRYL3412, EBECRYL3600, EBECRYL3700, EBECRYL3701, EBECRYL3702, EBECRYL3703, EBECRY3603 EA-1010, EA-1020, EA-5323, EA-5520, EA-CHD, EMA-1020 (all manufactured by Shin-Nakamura Chemical Co., Ltd.), epoxy ester M-600A, epoxy ester 40EM, epoxy ester 70PA, epoxy Ester 200PA, epoxy ester 80MFA Epoxy ester 3002M, Epoxy ester 3002A, Epoxy ester 1600A, Epoxy ester 3000M, Epoxy ester 3000A, Epoxy ester 200EA, Epoxy ester 400EA (all manufactured by Kyoeisha Chemical Co., Ltd.), Denacol acrylate DA-141, Den
- Examples of the urethane (meth) acrylate obtained by reacting a hydroxyl group-containing (meth) acrylic acid derivative with the isocyanate compound include, for example, (meth) acrylic having a hydroxyl group with respect to 1 equivalent of an isocyanate compound having two isocyanate groups. Two equivalents of the acid derivative can be obtained by reacting in the presence of a catalytic amount of a tin-based compound.
- isocyanate compound used as the raw material for the urethane (meth) acrylate examples include isophorone diisocyanate, 2,4-tolylene diisocyanate, 2,6-tolylene diisocyanate, hexamethylene diisocyanate, trimethylhexamethylene diisocyanate, and diphenylmethane-4,4.
- MDI '-Diisocyanate
- hydrogenated MDI polymeric MDI, 1,5-naphthalene diisocyanate, norbornane diisocyanate, tolidine diisocyanate, xylylene diisocyanate (XDI), hydrogenated XDI, lysine diisocyanate, triphenylmethane triisocyanate, tris (isocyanate) Phenyl) thiophosphate, tetramethylxylene diisocyanate, 1,6,11-undecanetriiso Aneto and the like.
- Examples of the isocyanate compound used as a raw material for the urethane (meth) acrylate include ethylene glycol, glycerin, sorbitol, trimethylolpropane, (poly) propylene glycol, carbonate diol, polyether diol, polyester diol, and polycaprolactone diol. It is also possible to use chain-extended isocyanate compounds obtained by reaction of polyols with excess isocyanate compounds.
- Examples of the (meth) acrylic acid derivative having a hydroxyl group, which is a raw material of the urethane (meth) acrylate include 2-hydroxyethyl (meth) acrylate, 2-hydroxypropyl (meth) acrylate, and 4-hydroxybutyl (meth).
- acrylate and 2-hydroxybutyl (meth) acrylate and divalent products such as ethylene glycol, propylene glycol, 1,3-propanediol, 1,3-butanediol, 1,4-butanediol, and polyethylene glycol Epoxy (meth) acrylates such as mono (meth) acrylates of alcohol, mono (meth) acrylates or di (meth) acrylates of trivalent alcohols such as trimethylolethane, trimethylolpropane, and glycerin, and bisphenol A type epoxy acrylate Rate, and the like.
- the urethane (meth) acrylate includes, for example, 134 parts by weight of trimethylolpropane, 0.2 part by weight of BHT as a polymerization inhibitor, 0.01 part by weight of dibutyltin dilaurate as a reaction catalyst, and 666 parts by weight of isophorone diisocyanate.
- the mixture can be reacted at 60 ° C. for 2 hours with stirring under reflux, then 51 parts by weight of 2-hydroxyethyl acrylate is added, and air is fed in and the mixture is reacted at 90 ° C. with stirring under reflux for 2 hours.
- Examples of commercially available urethane (meth) acrylates include M-1100, M-1200, M-1210, M-1600 (all manufactured by Toagosei Co., Ltd.), EBECRYL230, EBECRYL270, EBECRYL4858, EBECRYL8402, EBECRYL8804, EBECRYL8803, EBECRYL8807, EBECRYL9260, EBECRYL1290, EBECRYL5129, EBECRYL4842, EBECRYL210, EBECRYL4827, EBECRYL6700, EBECRYL6700, EBECRYL6700, EBECRYL6700, EBECRYL6700 , Art resin N-1255, Art Resin UN-330, Art Resin UN-3320HB, Art Resin UN-1200TPK, Art Resin SH-500B (all manufactured by Negami Industrial Co., Ltd.), U-122P, U-108A, U-340P,
- the curable resin preferably further contains an epoxy resin for the purpose of improving the adhesiveness of the obtained sealing agent for liquid crystal display elements.
- an epoxy resin the epoxy resin used as the raw material for synthesize
- the partial (meth) acryl-modified epoxy resin means a resin having one or more epoxy groups and (meth) acryloyloxy groups in one molecule, for example, two or more epoxy resins. It can be obtained by reacting a part of the epoxy group of the resin with (meth) acrylic acid.
- the sealing agent for a liquid crystal display element of the present invention contains the above epoxy resin
- the (meth) acrylic resin and the above are adjusted so that the ratio of (meth) acryloyloxy group to epoxy group is 30:70 to 95: 5. It is preferable to blend with an epoxy resin.
- the ratio of the (meth) acryloyloxy group is less than 30%, liquid crystal contamination may occur because a large amount of uncured epoxy resin component is present even when the polymerization of the (meth) acryloyloxy group is completed.
- the ratio of the (meth) acryloyloxy group exceeds 95%, the obtained sealing agent for liquid crystal display elements may be inferior in adhesiveness.
- the curable resin preferably has a hydrogen bondable unit such as —OH group, —NH— group, —NH 2 group, etc. from the viewpoint of suppressing liquid crystal contamination.
- the (meth) acrylic resin preferably has 2 to 3 (meth) acryloyloxy groups in the molecule because of its high reactivity.
- the sealing agent for liquid crystal display elements of the present invention may contain a thermal radical polymerization initiator.
- a thermal radical polymerization initiator what consists of an azo compound, an organic peroxide, etc. is mentioned, for example.
- an initiator made of a polymer azo compound (hereinafter also referred to as “polymer azo initiator”) is preferable.
- the polymer azo initiator means a compound having an azo group and generating a radical capable of curing a (meth) acryloyloxy group by heat and having a number average molecular weight of 300 or more. .
- the preferable lower limit of the number average molecular weight of the polymeric azo initiator is 1000, and the preferable upper limit is 300,000.
- the number average molecular weight of the polymer azo initiator is less than 1000, the polymer azo initiator may adversely affect the liquid crystal.
- the number average molecular weight of the polymeric azo initiator exceeds 300,000, mixing with the curable resin may be difficult.
- the more preferable lower limit of the number average molecular weight of the polymeric azo initiator is 5000, the more preferable upper limit is 100,000, the still more preferable lower limit is 10,000, and the still more preferable upper limit is 90,000.
- the said number average molecular weight is a value calculated
- GPC gel permeation chromatography
- Examples of the column for measuring the number average molecular weight in terms of polystyrene by GPC include Shodex LF-804 (manufactured by Showa Denko KK).
- polymer azo initiator examples include those having a structure in which a plurality of units such as polyalkylene oxide and polydimethylsiloxane are bonded via an azo group.
- polymer azo initiator having a structure in which a plurality of units such as polyalkylene oxide are bonded via the azo group those having a polyethylene oxide structure are preferable.
- Examples of such a polymer azo initiator include polycondensates of 4,4′-azobis (4-cyanopentanoic acid) and polyalkylene glycol, and 4,4′-azobis (4-cyanopentanoic acid) Examples thereof include polycondensates of polydimethylsiloxane having a terminal amino group, such as VPE-0201, VPE-0401, VPE-0601, VPS-0501, VPS-1001 (all of which are Wako Pure Chemical Industries, Ltd.) Manufactured) and the like.
- Examples of azo compounds that are not a polymer include V-65 and V-501 (both manufactured by Wako Pure Chemical Industries, Ltd.).
- organic peroxide examples include ketone peroxide, peroxyketal, hydroperoxide, dialkyl peroxide, peroxyester, diacyl peroxide, and peroxydicarbonate.
- the content of the thermal radical polymerization initiator is preferably 0.05 parts by weight and preferably 10 parts by weight with respect to 100 parts by weight of the curable resin. If the content of the thermal radical polymerization initiator is less than 0.05 parts by weight, the thermal polymerization of the obtained sealing agent for liquid crystal display elements may not sufficiently proceed. If the content of the thermal radical polymerization initiator exceeds 10 parts by weight, liquid crystal contamination may occur due to the unreacted thermal radical polymerization initiator.
- the minimum with more preferable content of the said thermal radical polymerization initiator is 0.1 weight part, and a more preferable upper limit is 5 weight part.
- the sealing agent for liquid crystal display elements of the present invention may contain a thermosetting agent.
- thermosetting agent include organic acid hydrazides, imidazole derivatives, amine compounds, polyhydric phenol compounds, acid anhydrides, and the like. Of these, organic acid hydrazide is preferably used.
- organic acid hydrazide examples include sebacic acid dihydrazide, isophthalic acid dihydrazide, adipic acid dihydrazide, malonic acid dihydrazide, and the like.
- organic acid hydrazides examples include, for example, SDH, ADH (all manufactured by Otsuka Chemical Co., Ltd.), Amicure VDH, Amicure VDH-J, Amicure UDH, Amicure UDH-J (all Ajinomoto Fine Techno Co., Ltd.) Manufactured) and the like.
- the content of the thermosetting agent is preferably 1 part by weight with respect to 100 parts by weight of the curable resin, and 50 parts by weight with respect to the preferable upper limit.
- the content of the thermosetting agent is less than 1 part by weight, the obtained sealing agent for liquid crystal display elements may not be sufficiently cured.
- content of the said thermosetting agent exceeds 50 weight part, the viscosity of the sealing compound for liquid crystal display elements obtained will become high, and applicability
- the upper limit with more preferable content of the said thermosetting agent is 30 weight part.
- the sealing agent for liquid crystal display elements of the present invention may contain a filler for the purpose of improving the viscosity, improving the adhesion due to the stress dispersion effect, improving the linear expansion coefficient, and further improving the moisture resistance of the cured product. preferable.
- filler examples include talc, asbestos, silica, diatomaceous earth, smectite, bentonite, calcium carbonate, magnesium carbonate, alumina, montmorillonite, zinc oxide, iron oxide, magnesium oxide, tin oxide, titanium oxide, magnesium hydroxide, water
- Organic filler such as aluminum oxide, glass beads, silicon nitride, barium sulfate, gypsum, calcium silicate, sericite activated clay, aluminum nitride, polyester fine particles, polyurethane fine particles, vinyl polymer fine particles, acrylic polymer fine particles, etc. Agents. These fillers may be used independently and may use 2 or more types together.
- the preferable lower limit of the content of the filler in 100 parts by weight of the sealant for liquid crystal display elements of the present invention is 10 parts by weight, and the preferable upper limit is 70 parts by weight.
- the content of the filler is less than 10 parts by weight, effects such as improvement of adhesiveness may not be sufficiently exhibited.
- content of the said filler exceeds 70 weight part, the viscosity of the sealing compound for liquid crystal display elements obtained will become high, and applicability
- the minimum with more preferable content of the said filler is 20 weight part, and a more preferable upper limit is 60 weight part.
- the sealing compound for liquid crystal display elements of this invention contains a silane coupling agent.
- the silane coupling agent mainly has a role as an adhesion assistant for favorably bonding the sealing agent and the substrate.
- silane coupling agent since it is excellent in the effect which improves adhesiveness with a board
- -Aminopropyltrimethoxysilane, 3-mercaptopropyltrimethoxysilane, 3-glycidoxypropyltrimethoxysilane, 3-isocyanatopropyltrimethoxysilane and the like are preferably used.
- These silane coupling agents may be used alone or in combination of two or more.
- the minimum with preferable content of the said silane coupling agent in 100 weight part of sealing compounds for liquid crystal display elements of this invention is 0.1 weight part, and a preferable upper limit is 10 weight part.
- a preferable upper limit is 10 weight part.
- content of the silane coupling agent is less than 0.1 parts by weight, the effect of blending the silane coupling agent may not be sufficiently exhibited.
- content of the said silane coupling agent exceeds 10 weight part, the sealing compound for liquid crystal display elements obtained may cause liquid-crystal contamination.
- the minimum with more preferable content of the said silane coupling agent is 0.3 weight part, and a more preferable upper limit is 5 weight part.
- the sealing agent for liquid crystal display elements of the present invention may contain a light shielding agent.
- the sealing compound for liquid crystal display elements of this invention can be used suitably as a light shielding sealing agent.
- Examples of the light-shielding agent include iron oxide, titanium black, aniline black, cyanine black, fullerene, carbon black, and resin-coated carbon black. Of these, titanium black is preferable.
- Titanium black is a substance having a higher transmittance in the vicinity of the ultraviolet region, particularly for light having a wavelength of 370 to 450 nm, compared to the average transmittance for light having a wavelength of 300 to 800 nm. That is, the above-described titanium black sufficiently shields light having a wavelength in the visible light region, thereby providing a light shielding property to the sealing agent for liquid crystal display elements of the present invention, while transmitting light having a wavelength in the vicinity of the ultraviolet region.
- the light shielding agent contained in the liquid crystal display element sealant of the present invention is preferably a highly insulating material, and titanium black is also preferred as the highly insulating light shielding agent.
- the above-mentioned titanium black exhibits a sufficient effect even if it is not surface-treated, but the surface is treated with an organic component such as a coupling agent, silicon oxide, titanium oxide, germanium oxide, aluminum oxide, oxidized Surface-treated titanium black such as those coated with an inorganic component such as zirconium or magnesium oxide can also be used. Especially, what is processed with the organic component is preferable at the point which can improve insulation more.
- the liquid crystal display element produced using the sealing agent for liquid crystal display elements of the present invention containing the above-described titanium black as a light-shielding agent has a sufficient light-shielding property, and thus has high contrast without light leakage. A liquid crystal display element having excellent image display quality can be realized.
- titanium black examples include 12S, 13M, 13M-C, 13R-N, 14M-C (all manufactured by Mitsubishi Materials Corporation), Tilak D (manufactured by Ako Kasei Co., Ltd.), and the like. Can be mentioned.
- the preferable lower limit of the specific surface area of the titanium black is 13 m 2 / g, the preferable upper limit is 30 m 2 / g, the more preferable lower limit is 15 m 2 / g, and the more preferable upper limit is 25 m 2 / g.
- the preferred lower limit of the volume resistance of the titanium black is 0.5 ⁇ ⁇ cm, the preferred upper limit is 3 ⁇ ⁇ cm, the more preferred lower limit is 1 ⁇ ⁇ cm, and the more preferred upper limit is 2.5 ⁇ ⁇ cm.
- the primary particle diameter of the light-shielding agent is not particularly limited as long as it is not more than the distance between the substrates of the liquid crystal display element, but the preferred lower limit is 1 nm and the preferred upper limit is 5 ⁇ m.
- the primary particle diameter of the light-shielding agent is less than 1 nm, the viscosity and thixotropy of the obtained sealing agent for liquid crystal display elements is greatly increased, and workability may be deteriorated.
- the primary particle diameter of the light-shielding agent exceeds 5 ⁇ m, the applicability of the obtained sealing agent for liquid crystal display elements to the substrate may be deteriorated.
- the more preferable lower limit of the primary particle diameter of the light shielding agent is 5 nm, the more preferable upper limit is 200 nm, the still more preferable lower limit is 10 nm, and the still more preferable upper limit is 100 nm.
- the preferable lower limit of the content of the light-shielding agent in 100 parts by weight of the sealant for liquid crystal display elements of the present invention is 5 parts by weight, and the preferable upper limit is 80 parts by weight. If the content of the light shielding agent is less than 5 parts by weight, sufficient light shielding properties may not be obtained. When the content of the light-shielding agent exceeds 80 parts by weight, the adhesion of the obtained sealing agent for liquid crystal display elements to the substrate and the strength after curing may be lowered, or the drawing property may be lowered.
- the more preferable lower limit of the content of the light shielding agent is 10 parts by weight, the more preferable upper limit is 70 parts by weight, the still more preferable lower limit is 30 parts by weight, and the still more preferable upper limit is 60 parts by weight.
- Examples of the method for producing the sealing agent for liquid crystal display elements of the present invention include a curable resin and a thioxanthone using a mixer such as a homodisper, a homomixer, a universal mixer, a planetary mixer, a kneader, or a three roll.
- a mixer such as a homodisper, a homomixer, a universal mixer, a planetary mixer, a kneader, or a three roll.
- Examples thereof include a method of mixing a system polymerization initiator, an amine sensitizer, and an additive such as a silane coupling agent added as necessary.
- a vertical conducting material can be produced by blending conductive fine particles with the liquid crystal display element sealant of the present invention.
- Such a vertical conduction material containing the sealing agent for liquid crystal display elements of the present invention and conductive fine particles is also one aspect of the present invention.
- the conductive fine particles a metal ball, a resin fine particle formed with a conductive metal layer on the surface, or the like can be used.
- the one in which the conductive metal layer is formed on the surface of the resin fine particles is preferable because the conductive connection is possible without damaging the transparent substrate due to the excellent elasticity of the resin fine particles.
- the liquid crystal display element manufactured using the sealing compound for liquid crystal display elements of this invention or the vertical conduction material of this invention is also one of this invention.
- the sealing agent for the liquid crystal display element of the present invention is applied to one of two substrates such as a glass substrate with electrodes such as an ITO thin film and a polyethylene terephthalate substrate.
- the process of forming a rectangular seal pattern by printing, dispenser application, etc., the liquid crystal display element sealant of the present invention is applied in an uncured state, and liquid crystal microdrops are dropped into the seal frame of the substrate and applied under vacuum.
- a step of superimposing another substrate, a step of irradiating the seal pattern portion of the sealant for the liquid crystal display element of the present invention with light such as ultraviolet rays, and the step of pre-curing the sealant, and the pre-cured sealant The method etc. which have the process of heating and carrying out this hardening are mentioned.
- the sealing compound for liquid crystal display elements which is excellent in photocurability and can suppress liquid crystal contamination can be provided.
- the vertical conduction material and liquid crystal display element which use this sealing compound for liquid crystal display elements can be provided.
- Examples 1 to 13, Comparative Examples 1 to 5 According to the mixing ratios described in Tables 1 and 2, after mixing each material using a planetary stirrer (“Shinky Co., Ltd.,“ Awatori Netaro ”), by further mixing using three rolls The sealing agents for liquid crystal display elements of Examples 1 to 13 and Comparative Examples 1 to 5 were prepared.
- a glass substrate was prepared by dispersing 1 part by weight of spacer fine particles (manufactured by Sekisui Chemical Co., Ltd., “Micropearl SI-H050”) in 100 parts by weight of the sealant for each liquid crystal display element obtained in Examples and Comparative Examples.
- a glass substrate of the same size was applied to the substrate, and then a 100 mW / cm 2 light was irradiated for 10 seconds using a metal halide lamp to prepare a photocurable test piece. The light irradiation was performed in two patterns with no cut filter and with a 400 nm cut filter, and three test pieces were produced for each.
- Photocurability was evaluated by measuring the amount of change of the (meth) acryloyl group-derived peak before and after light irradiation using an infrared spectroscope (manufactured by BIORAD, “FTS3000”). “ ⁇ ” when the peak derived from the (meth) acryloyl group is reduced by 90% or more after light irradiation, “ ⁇ ” when the peak derived from the (meth) acryloyl group is reduced by 80% or more but less than 90% after the light irradiation.
- liquid crystal contamination 1 part by weight of spacer fine particles (“Micropearl SI-H050”, manufactured by Sekisui Chemical Co., Ltd.) is dispersed in 100 parts by weight of each liquid crystal display element sealant obtained in Examples and Comparative Examples, and the liquid crystal display element sealant is obtained.
- the sealant was applied to one of the two rubbed alignment films and the substrate with a transparent electrode with a dispenser so that the line width of the sealant was 1 mm.
- liquid droplets manufactured by Chisso Corp., “JC-5004LA”
- JC-5004LA liquid droplets
- the agent part was cured by irradiating with 100 mW / cm 2 ultraviolet rays for 30 seconds using a metal halide lamp, and further heated at 120 ° C. for 1 hour to obtain a liquid crystal display element.
- the light irradiation was performed in two patterns with no cut filter and with a 400 nm cut filter, and three liquid crystal display elements were produced for each.
- the liquid-crystal contamination of the sealant vicinity after making it into a voltage application state at 60 degreeC for 1000 hours was confirmed visually. Liquid crystal contamination is determined by the color unevenness of the three liquid crystal display elements.
- ⁇ indicates that there is no color unevenness for all the liquid crystal display elements, and at least one liquid crystal
- ⁇ when at least one liquid crystal display element had slight color unevenness, “ ⁇ ”, and at least one liquid crystal display element had considerable color unevenness.
- the case was evaluated as “x” to evaluate the liquid crystal contamination. Note that the liquid crystal display elements with the evaluations “ ⁇ ” and “ ⁇ ” are at a level that causes no problem in practical use.
- the sealing compound for liquid crystal display elements which is excellent in photocurability and can suppress liquid crystal contamination can be provided.
- the vertical conduction material and liquid crystal display element which use this sealing compound for liquid crystal display elements can be provided.
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Abstract
Description
滴下工法では、まず、2枚の電極付き基板の一方に、ディスペンスにより長方形状のシールパターンを形成する。次いで、シール剤が未硬化の状態で液晶の微小滴を基板のシール枠内に滴下し、真空下で他方の基板を重ね合わせ、シール部に紫外線等の光を照射して仮硬化を行う。その後、加熱して本硬化を行い、液晶表示素子を作製する。現在この滴下工法が液晶表示素子の製造方法の主流となっている。
以下に本発明を詳述する。
上記式(1)中のPの分子量の好ましい下限は100、好ましい上限は2000である。Pの分子量が100未満であると液晶汚染を引き起こすことがある。Pの分子量が2000を超えると、粘度が高くなりすぎ、取扱いが困難になることがある。
上記チオキサントン系重合開始剤としては、例えば、下記式(2)で表される化合物、2,4-ジエチルチオキサントン、2-イソプロピルチオキサントン、4-イソプロピルチオキサントン、2-クロロチオキサントン、1-クロロ-4-プロポキシチオキサントン等が挙げられる。なかでも、得られる液晶表示素子用シール剤が硬化性に優れるものとなることから、下記式(2)で表される化合物(以下、「式(2)で表されるチオキサントン系重合開始剤」ともいう)が好ましい。
また、Q内の遊離ヒドロキシル基がエステル化されている場合、上記式(2)で表されるチオキサントン系重合開始剤は、低級脂肪酸エステルであることが好ましい。
上記硬化性樹脂は、(メタ)アクリル樹脂を含有することが好ましい。
上記(メタ)アクリル樹脂としては、例えば、(メタ)アクリル酸に水酸基を有する化合物を反応させることにより得られるエステル化合物、(メタ)アクリル酸とエポキシ化合物とを反応させることにより得られるエポキシ(メタ)アクリレート、イソシアネート化合物に水酸基を有する(メタ)アクリル酸誘導体を反応させることにより得られるウレタン(メタ)アクリレート等が挙げられる。なかでも、エポキシ(メタ)アクリレートが好ましい。
なお、本明細書において、上記「(メタ)アクリル」とは、アクリル又はメタクリルを意味し、上記「(メタ)アクリル樹脂」とは、アクリロイル基又はメタクリロイル基(以下、併せて「(メタ)アクリロイル基」ともいう)を有する樹脂を意味する。また、上記「(メタ)アクリレート」とは、アクリレート又はメタクリレートを意味する。更に、上記「エポキシ(メタ)アクリレート」とは、エポキシ樹脂中の全てのエポキシ基を(メタ)アクリル酸と反応させた化合物のことを表す。
上記ビスフェノールF型エポキシ樹脂のうち市販されているものとしては、例えば、jER806、jER4004(いずれも三菱化学社製)等が挙げられる。
上記ビスフェノールS型エポキシ樹脂のうち市販されているものとしては、例えば、エピクロンEXA1514(DIC社製)等が挙げられる。
上記2,2’-ジアリルビスフェノールA型エポキシ樹脂のうち市販されているものとしては、例えば、RE-810NM(日本化薬社製)等が挙げられる。
上記水添ビスフェノール型エポキシ樹脂のうち市販されているものとしては、例えば、エピクロンEXA7015(DIC社製)等が挙げられる。
上記プロピレンオキシド付加ビスフェノールA型エポキシ樹脂のうち市販されているものとしては、例えば、EP-4000S(ADEKA社製)等が挙げられる。
上記レゾルシノール型エポキシ樹脂のうち市販されているものとしては、例えば、EX-201(ナガセケムテックス社製)等が挙げられる。
上記ビフェニル型エポキシ樹脂のうち市販されているものとしては、例えば、jERYX-4000H(三菱化学社製)等が挙げられる。
上記スルフィド型エポキシ樹脂のうち市販されているものとしては、例えば、YSLV-50TE(新日鉄住金化学社製)等が挙げられる。
上記ジフェニルエーテル型エポキシ樹脂のうち市販されているものとしては、例えば、YSLV-80DE(新日鉄住金化学社製)等が挙げられる。
上記ジシクロペンタジエン型エポキシ樹脂のうち市販されているものとしては、例えば、EP-4088S(ADEKA社製)等が挙げられる。
上記ナフタレン型エポキシ樹脂のうち市販されているものとしては、例えば、エピクロンHP4032、エピクロンEXA-4700(いずれもDIC社製)等が挙げられる。
上記フェノールノボラック型エポキシ樹脂のうち市販されているものとしては、例えば、エピクロンN-770(DIC社製)等が挙げられる。
上記オルトクレゾールノボラック型エポキシ樹脂のうち市販されているものとしては、例えば、エピクロンN-670-EXP-S(DIC社製)等が挙げられる。
上記ジシクロペンタジエンノボラック型エポキシ樹脂のうち市販されているものとしては、例えば、エピクロンHP7200(DIC社製)等が挙げられる。
上記ビフェニルノボラック型エポキシ樹脂のうち市販されているものとしては、例えば、NC-3000P(日本化薬社製)等が挙げられる。
上記ナフタレンフェノールノボラック型エポキシ樹脂のうち市販されているものとしては、例えば、ESN-165S(新日鉄住金化学社製)等が挙げられる。
上記グリシジルアミン型エポキシ樹脂のうち市販されているものとしては、例えば、jER630(三菱化学社製)、エピクロン430(DIC社製)、TETRAD-X(三菱ガス化学社製)等が挙げられる。
上記アルキルポリオール型エポキシ樹脂のうち市販されているものとしては、例えば、ZX-1542(新日鉄住金化学社製)、エピクロン726(DIC社製)、エポライト80MFA(共栄社化学社製)、デナコールEX-611(ナガセケムテックス社製)等が挙げられる。
上記ゴム変性型エポキシ樹脂のうち市販されているものとしては、例えば、YR-450、YR-207(いずれも新日鉄住金化学社製)、エポリードPB(ダイセル社製)等が挙げられる。
上記グリシジルエステル化合物のうち市販されているものとしては、例えば、デナコールEX-147(ナガセケムテックス社製)等が挙げられる。
上記エポキシ樹脂のうちその他に市販されているものとしては、例えば、YDC-1312、YSLV-80XY、YSLV-90CR(いずれも新日鉄住金化学社製)、XAC4151(旭化成社製)、jER1031、jER1032(いずれも三菱化学社製)、EXA-7120(DIC社製)、TEPIC(日産化学社製)等が挙げられる。
なお、本明細書において上記部分(メタ)アクリル変性エポキシ樹脂とは、1分子中にエポキシ基と(メタ)アクリロイルオキシ基とをそれぞれ1つ以上有する樹脂を意味し、例えば、2つ以上のエポキシ樹脂の一部分のエポキシ基を(メタ)アクリル酸と反応させることによって得ることができる。
また、上記(メタ)アクリル樹脂は、反応性の高さから分子中に(メタ)アクリロイルオキシ基を2~3個有するものが好ましい。
上記熱ラジカル重合開始剤としては、例えば、アゾ化合物、有機過酸化物等からなるものが挙げられる。なかでも、高分子アゾ化合物からなる開始剤(以下、「高分子アゾ開始剤」ともいう)が好ましい。
なお、本明細書において高分子アゾ開始剤とは、アゾ基を有し、熱によって(メタ)アクリロイルオキシ基を硬化させることができるラジカルを生成する、数平均分子量が300以上の化合物を意味する。
なお、本明細書において、上記数平均分子量は、ゲルパーミエーションクロマトグラフィー(GPC)で測定を行い、ポリスチレン換算により求められる値である。GPCによってポリスチレン換算による数平均分子量を測定する際のカラムとしては、例えば、Shodex LF-804(昭和電工社製)等が挙げられる。
上記アゾ基を介してポリアルキレンオキサイド等のユニットが複数結合した構造を有する高分子アゾ開始剤としては、ポリエチレンオキサイド構造を有するものが好ましい。このような高分子アゾ開始剤としては、例えば、4,4’-アゾビス(4-シアノペンタン酸)とポリアルキレングリコールの重縮合物や、4,4’-アゾビス(4-シアノペンタン酸)と末端アミノ基を有するポリジメチルシロキサンの重縮合物等が挙げられ、具体的には例えば、VPE-0201、VPE-0401、VPE-0601、VPS-0501、VPS-1001(いずれも和光純薬工業社製)等が挙げられる。
また、高分子ではないアゾ化合物の例としてはV-65、V-501(いずれも和光純薬工業社製)等が挙げられる。
上記熱硬化剤としては、例えば、有機酸ヒドラジド、イミダゾール誘導体、アミン化合物、多価フェノール系化合物、酸無水物等が挙げられる。なかでも、有機酸ヒドラジドが好適に用いられる。
上記有機酸ヒドラジドのうち市販されているものとしては、例えば、SDH、ADH(いずれも大塚化学社製)、アミキュアVDH、アミキュアVDH-J、アミキュアUDH、アミキュアUDH-J(いずれも味の素ファインテクノ社製)等が挙げられる。
また、遮光剤として上記チタンブラックを含有する本発明の液晶表示素子用シール剤を用いて製造した液晶表示素子は、充分な遮光性を有するため、光の漏れ出しがなく高いコントラストを有し、優れた画像表示品質を有する液晶表示素子を実現することができる。
また、上記チタンブラックの体積抵抗の好ましい下限は0.5Ω・cm、好ましい上限は3Ω・cmであり、より好ましい下限は1Ω・cm、より好ましい上限は2.5Ω・cmである。
表1、2に記載された配合比に従い、各材料を、遊星式撹拌機(シンキー社製、「あわとり練太郎」)を用いて混合した後、更に3本ロールを用いて混合することにより実施例1~13、比較例1~5の各液晶表示素子用シール剤を調製した。
実施例及び比較例で得られた各液晶表示素子用シール剤について以下の評価を行った。結果を表1、2に示した。
実施例及び比較例で得られた各液晶表示素子用シール剤100重量部にスペーサ微粒子(積水化学工業社製、「ミクロパールSI-H050」)1重量部を分散させたものをガラス基板上に塗布し、その基板に同サイズのガラス基板を重ね合わせ、次に、メタルハライドランプを用いて100mW/cm2の光を10秒照射し、光硬化性試験片を作製した。光照射はカットフィルター無しの場合と400nmカットフィルター有りの場合の2パターンを行い、それぞれについて3枚の試験片を作製した。赤外分光装置(BIORAD社製、「FTS3000」)を用い、(メタ)アクリロイル基由来ピークの光照射前後での変化量を測定することで光硬化性の評価を行った。光照射後に(メタ)アクリロイル基由来のピークが90%以上減少した場合を「◎」、光照射後に(メタ)アクリロイル基由来のピークが80%以上90%未満減少した場合を「○」、光照射後に(メタ)アクリロイル基由来のピークが70%以上80%未満減少した場合を「△」、光照射後の(メタ)アクリロイル基由来のピークの減少が70%未満であった場合を「×」として光硬化性を評価した。
なお、(メタ)アクリロイル基由来ピークの光照射前後での変化量は、3枚の試験片から得られた平均値を取った。
実施例及び比較例で得られた各液晶表示素子用シール剤100重量部にスペーサ微粒子(積水化学工業社製、「ミクロパールSI-H050」)1重量部を分散させ、液晶表示素子用シール剤として、2枚のラビング済み配向膜及び透明電極付き基板の一方にシール剤の線幅が1mmになるようにディスペンサーで塗布した。
続いて液晶(チッソ社製、「JC-5004LA」)の微小滴を透明電極付き基板のシール剤の枠内全面に滴下塗布し、すぐにもう一方の透明電極付きカラーフィルター基板を貼り合わせ、シール剤部分にメタルハライドランプを用いて100mW/cm2の紫外線を30秒照射して硬化させ、更に、120℃で1時間加熱して液晶表示素子を得た。光照射はカットフィルター無しの場合と400nmカットフィルター有りの場合の2パターンを行い、それぞれについて3枚の液晶表示素子を作製した。
得られた液晶表示素子について、60℃で1000時間電圧印加状態とした後のシール剤付近の液晶汚染を目視によって確認した。
液晶汚染は、3枚の液晶表示素子の色むらにより判断しており、色むらの程度に応じて、全ての液晶表示素子について色むらが全くなかった場合を「◎」、少なくとも1枚の液晶表示素子に色むらが微かにあった場合を「○」、少なくとも1枚の液晶表示素子に色むらが少しあった場合を「△」、少なくとも1枚の液晶表示素子に色むらがかなりあった場合を「×」として液晶汚染性を評価した。
なお、評価が「◎」、「○」の液晶表示素子は実用に全く問題のないレベルである。
Claims (10)
- 式(1)中のzが2であり、Pがポリエチレングリコールの残基であることを特徴とする請求項1記載の液晶表示素子用シール剤。
- チオキサントン系重合開始剤は、下記式(2)で表される化合物であることを特徴とする請求項1又は2記載の液晶表示素子用シール剤。
- 式(2)中のnが1であり、R3が水素原子であり、Aが式-O-の基であることを特徴とする請求項3記載の液晶表示素子用シール剤。
- 式(2)中のQがポリブチレングリコールの残基であることを特徴とする請求項3又は4記載の液晶表示素子用シール剤。
- 液晶表示素子用シール剤100重量部中における式(1)で表されるアミン系増感剤の含有量が0.1~10重量部であることを特徴とする請求項1、2、3、4又は5記載の液晶表示素子用シール剤。
- チオキサントン系重合開始剤と式(1)で表されるアミン系増感剤との含有割合が、重量比で、チオキサントン系重合開始剤:式(1)で表されるアミン系増感剤=1:0.05~1:5である
ことを特徴とする請求項1、2、3、4、5又は6記載の液晶表示素子用シール剤。 - 遮光剤を含有することを特徴とする請求項1、2、3、4、5、6又は7記載の液晶表示素子用シール剤。
- 請求項1、2、3、4、5、6、7又は8記載の液晶表示素子用シール剤と、導電性微粒子とを含有することを特徴とする上下導通材料。
- 請求項1、2、3、4、5、6、7若しくは8記載の液晶表示素子用シール剤、又は、請求項9記載の上下導通材料を用いて製造されることを特徴とする液晶表示素子。
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JP2017110120A (ja) * | 2015-12-17 | 2017-06-22 | 三井化学株式会社 | 光硬化性樹脂組成物、表示素子シール剤及び液晶表示パネルとその製造方法 |
WO2017104391A1 (ja) * | 2015-12-17 | 2017-06-22 | 三井化学株式会社 | 光硬化性樹脂組成物、表示素子シール剤、液晶シール剤、及び液晶表示パネルとその製造方法 |
KR20180082529A (ko) * | 2015-12-17 | 2018-07-18 | 미쓰이 가가쿠 가부시키가이샤 | 광경화성 수지 조성물, 표시 소자 실링제, 액정 실링제, 및 액정 표시 패널과 그의 제조 방법 |
CN108368190A (zh) * | 2015-12-17 | 2018-08-03 | 三井化学株式会社 | 光固化性树脂组合物、显示元件密封剂、液晶密封剂和液晶显示面板及其制造方法 |
KR101962082B1 (ko) | 2015-12-17 | 2019-03-25 | 미쓰이 가가쿠 가부시키가이샤 | 광경화성 수지 조성물, 표시 소자 실링제, 액정 실링제, 및 액정 표시 패널과 그의 제조 방법 |
CN108368190B (zh) * | 2015-12-17 | 2019-12-31 | 三井化学株式会社 | 光固化性树脂组合物、显示元件密封剂、液晶密封剂和液晶显示面板及其制造方法 |
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KR20160085700A (ko) | 2016-07-18 |
KR102255550B1 (ko) | 2021-05-24 |
JPWO2015072416A1 (ja) | 2017-03-16 |
CN105339839A (zh) | 2016-02-17 |
TWI643941B (zh) | 2018-12-11 |
TW201522594A (zh) | 2015-06-16 |
CN105339839B (zh) | 2019-08-23 |
JP6460797B2 (ja) | 2019-01-30 |
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