CN106575052A - Method for producing optical member and curable resin composition used therein - Google Patents
Method for producing optical member and curable resin composition used therein Download PDFInfo
- Publication number
- CN106575052A CN106575052A CN201580042136.1A CN201580042136A CN106575052A CN 106575052 A CN106575052 A CN 106575052A CN 201580042136 A CN201580042136 A CN 201580042136A CN 106575052 A CN106575052 A CN 106575052A
- Authority
- CN
- China
- Prior art keywords
- resin composition
- hardening resin
- methyl
- acrylate
- liquid crystal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000011342 resin composition Substances 0.000 title claims abstract description 333
- 230000003287 optical effect Effects 0.000 title claims abstract description 123
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 45
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 124
- 239000000203 mixture Substances 0.000 claims abstract description 55
- 239000000758 substrate Substances 0.000 claims abstract description 40
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 156
- 239000000463 material Substances 0.000 claims description 144
- 239000011347 resin Substances 0.000 claims description 114
- 229920005989 resin Polymers 0.000 claims description 114
- 238000000034 method Methods 0.000 claims description 85
- -1 esters (methyl) acrylate Chemical class 0.000 claims description 71
- 238000007711 solidification Methods 0.000 claims description 45
- 230000008023 solidification Effects 0.000 claims description 45
- 239000011521 glass Substances 0.000 claims description 41
- 150000001875 compounds Chemical class 0.000 claims description 38
- CERQOIWHTDAKMF-UHFFFAOYSA-N alpha-methacrylic acid Natural products CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 35
- 238000000576 coating method Methods 0.000 claims description 34
- 239000011248 coating agent Substances 0.000 claims description 31
- 238000004146 energy storage Methods 0.000 claims description 29
- 238000010030 laminating Methods 0.000 claims description 28
- 239000005062 Polybutadiene Substances 0.000 claims description 25
- 229920002857 polybutadiene Polymers 0.000 claims description 25
- 229920001195 polyisoprene Polymers 0.000 claims description 24
- 239000003795 chemical substances by application Substances 0.000 claims description 21
- 239000000178 monomer Substances 0.000 claims description 20
- 239000002253 acid Substances 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 19
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 18
- GNBCKKSGQPLTRW-UHFFFAOYSA-N C(C=C)(=O)OC.C(N)(O)=O Chemical compound C(C=C)(=O)OC.C(N)(O)=O GNBCKKSGQPLTRW-UHFFFAOYSA-N 0.000 claims description 18
- 238000004026 adhesive bonding Methods 0.000 claims description 17
- 230000005855 radiation Effects 0.000 claims description 17
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- 239000010409 thin film Substances 0.000 claims description 12
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 9
- 230000008033 biological extinction Effects 0.000 claims description 6
- 238000007591 painting process Methods 0.000 claims description 6
- 150000004767 nitrides Chemical class 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 2
- 238000005192 partition Methods 0.000 abstract 2
- 230000001681 protective effect Effects 0.000 abstract 2
- 239000010410 layer Substances 0.000 description 119
- 239000010408 film Substances 0.000 description 96
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 41
- 150000002148 esters Chemical class 0.000 description 37
- 238000001723 curing Methods 0.000 description 34
- 239000000853 adhesive Substances 0.000 description 30
- 230000001070 adhesive effect Effects 0.000 description 30
- 230000010287 polarization Effects 0.000 description 29
- 238000006243 chemical reaction Methods 0.000 description 28
- 238000005286 illumination Methods 0.000 description 24
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 24
- 239000004593 Epoxy Substances 0.000 description 21
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 18
- 239000012298 atmosphere Substances 0.000 description 17
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 17
- 229910052753 mercury Inorganic materials 0.000 description 17
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 16
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 14
- 230000015572 biosynthetic process Effects 0.000 description 14
- 239000007788 liquid Substances 0.000 description 13
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 12
- 239000011247 coating layer Substances 0.000 description 12
- 229920002799 BoPET Polymers 0.000 description 10
- 150000005846 sugar alcohols Polymers 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 9
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical class C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 9
- 230000008859 change Effects 0.000 description 9
- 238000011049 filling Methods 0.000 description 9
- 229940059574 pentaerithrityl Drugs 0.000 description 9
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 9
- 229920001451 polypropylene glycol Polymers 0.000 description 9
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 8
- 239000004615 ingredient Substances 0.000 description 8
- 239000003921 oil Substances 0.000 description 8
- 239000012994 photoredox catalyst Substances 0.000 description 8
- 239000004417 polycarbonate Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 241000446313 Lamella Species 0.000 description 7
- 241000408521 Lucida Species 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- IAQRGUVFOMOMEM-UHFFFAOYSA-N but-2-ene Chemical group CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 7
- GYZLOYUZLJXAJU-UHFFFAOYSA-N diglycidyl ether Chemical compound C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 description 7
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 7
- 239000012948 isocyanate Substances 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 6
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 6
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 6
- 150000001336 alkenes Chemical class 0.000 description 6
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 6
- 150000002009 diols Chemical class 0.000 description 6
- 239000004744 fabric Substances 0.000 description 6
- MPQXHAGKBWFSNV-UHFFFAOYSA-N oxidophosphanium Chemical class [PH3]=O MPQXHAGKBWFSNV-UHFFFAOYSA-N 0.000 description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- 239000004926 polymethyl methacrylate Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 6
- BGHCVCJVXZWKCC-UHFFFAOYSA-N tetradecane Chemical compound CCCCCCCCCCCCCC BGHCVCJVXZWKCC-UHFFFAOYSA-N 0.000 description 6
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical class C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 5
- 239000000654 additive Substances 0.000 description 5
- 125000003545 alkoxy group Chemical group 0.000 description 5
- 125000002947 alkylene group Chemical group 0.000 description 5
- 150000001412 amines Chemical class 0.000 description 5
- 235000010290 biphenyl Nutrition 0.000 description 5
- 239000004305 biphenyl Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000003112 inhibitor Substances 0.000 description 5
- 150000002513 isocyanates Chemical class 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 5
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 description 5
- 239000005020 polyethylene terephthalate Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000004575 stone Substances 0.000 description 5
- XLPJNCYCZORXHG-UHFFFAOYSA-N 1-morpholin-4-ylprop-2-en-1-one Chemical compound C=CC(=O)N1CCOCC1 XLPJNCYCZORXHG-UHFFFAOYSA-N 0.000 description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 4
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 4
- 239000004925 Acrylic resin Substances 0.000 description 4
- 239000005058 Isophorone diisocyanate Substances 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 239000002202 Polyethylene glycol Substances 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical class [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 239000007983 Tris buffer Substances 0.000 description 4
- 238000002835 absorbance Methods 0.000 description 4
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 4
- 230000006837 decompression Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 150000002118 epoxides Chemical class 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- FNAZRRHPUDJQCJ-UHFFFAOYSA-N henicosane Chemical compound CCCCCCCCCCCCCCCCCCCCC FNAZRRHPUDJQCJ-UHFFFAOYSA-N 0.000 description 4
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 4
- 229910001507 metal halide Inorganic materials 0.000 description 4
- 150000005309 metal halides Chemical class 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical class COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 description 4
- 238000010422 painting Methods 0.000 description 4
- 229920001223 polyethylene glycol Polymers 0.000 description 4
- 238000007639 printing Methods 0.000 description 4
- 239000001294 propane Substances 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 4
- 229910052724 xenon Inorganic materials 0.000 description 4
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 4
- RIWRBSMFKVOJMN-UHFFFAOYSA-N 2-methyl-1-phenylpropan-2-ol Chemical compound CC(C)(O)CC1=CC=CC=C1 RIWRBSMFKVOJMN-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 229920000305 Nylon 6,10 Polymers 0.000 description 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- ICSVICPOSIKFLO-UHFFFAOYSA-N [C].CC(=C)C(O)=O Chemical compound [C].CC(=C)C(O)=O ICSVICPOSIKFLO-UHFFFAOYSA-N 0.000 description 3
- 239000008186 active pharmaceutical agent Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 3
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 3
- 239000012964 benzotriazole Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000007822 coupling agent Substances 0.000 description 3
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 3
- UHESRSKEBRADOO-UHFFFAOYSA-N ethyl carbamate;prop-2-enoic acid Chemical compound OC(=O)C=C.CCOC(N)=O UHESRSKEBRADOO-UHFFFAOYSA-N 0.000 description 3
- 125000004494 ethyl ester group Chemical group 0.000 description 3
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 239000003999 initiator Substances 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 3
- 229940117969 neopentyl glycol Drugs 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
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- 239000000376 reactant Substances 0.000 description 3
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- 238000012360 testing method Methods 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 3
- YUYCVXFAYWRXLS-UHFFFAOYSA-N trimethoxysilane Chemical compound CO[SiH](OC)OC YUYCVXFAYWRXLS-UHFFFAOYSA-N 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 description 3
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- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 2
- QFSYADJLNBHAKO-UHFFFAOYSA-N 2,5-dihydroxy-1,4-benzoquinone Chemical compound OC1=CC(=O)C(O)=CC1=O QFSYADJLNBHAKO-UHFFFAOYSA-N 0.000 description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
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- 125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 description 2
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 2
- XLLIQLLCWZCATF-UHFFFAOYSA-N 2-methoxyethyl acetate Chemical compound COCCOC(C)=O XLLIQLLCWZCATF-UHFFFAOYSA-N 0.000 description 2
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- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 2
- 229940126062 Compound A Drugs 0.000 description 2
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 2
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 239000004902 Softening Agent Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
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- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
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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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
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- 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
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- 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
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1802—C2-(meth)acrylate, e.g. ethyl (meth)acrylate
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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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
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Abstract
Provided is a method for producing an image display device that is an optical member having excellent productivity and being not susceptible to warping of a substrate, wherein: a second curable resin composition, which exhibits fluidity in an uncured state, is applied to a liquid crystal display unit and/or a protective plate; cured product layers obtained by curing the composition are laminated in the form of lines or dots between the liquid crystal display unit and the protective plate, thereby forming a partition wall between a region that is filled with a first curable resin composition and a region that is not filled with the first curable resin composition; and the partition wall is at least partially provided with a communication part between the two regions. Also provided is a curable resin composition which is used in the method for producing an image display device.
Description
Technical field
The present invention relates to the optical element with light shielding part is fitted with other optical elements and the side of optical component is manufactured
Method and the hardening resin composition for the method.
Background technology
In recent years, in display devices such as liquid crystal display, plasma scope, organic electroluminescent (EL) display
On display screen sticking touch control panel thus allow for screen input display device extensively utilized.The contact panel tool
There is following structure：The small gap of glass plate or resin-made membrane air switch for being formed with transparency electrode is fitted in opposite directions, as needed
Laminating glass or resinous transparent protection plate in its touch surface.
The existing formation in contact panel has the glass plate or thin film of transparency electrode and glass or resinous transparent guarantor
The laminating of backplate or contact panel and the technology for showing double-sided adhesive sheet used in the fitting of body unit.But, using two-sided
During bonding sheet, there is a problem of that bubble is easily accessible.The instead technology of double-sided adhesive sheet, it is proposed that using having flexibility
The technology fitted of hardening resin composition.
Method accordingly, as being fitted using the ultraviolet curing resin with flexibility, it is proposed that Xia Shuji
Art：The two kinds of adhesive recorded using patent documentation 1 and patent documentation 2, form resistive portion (weir portion), so using a kind of adhesive
Implement filling in the inframe formed by resistive portion using another kind of adhesive with mobility afterwards, and be solidified to form both
Solidified material layer, optical component of thus fitting on the display element.
But, make as described in patent documentation 1 and 2 resistive portion according to by the filling region of adhesive with it is outside
In the case that the completely separated mode in region makes image display device so that rectangle forms surrounding wall portion, there are following problems：
When solidifying adhesive to form solidified material layer, inner face stress is produced because of the contraction of adhesive caused by solidification, due to
The inner face stress and produce the deformation of substrate；The space produced during laminating is not expelled to the passage of perimeter, thus it is empty
Gap is remained and the needs of generation reparation.
Therefore, in these cases, expect to develop a kind of image display device and its manufacture method, the image display device
Even if producing inner face stress due to the cure shrinkage of adhesive, it is also possible to relax the stress, can expect there is sky during laminating
Gap caused by yield rate decline.
Prior art literature
Patent documentation
Patent documentation 1：No. 5451015 publications of Japanese Patent No.
Patent documentation 2：No. 2011/148990 pamphlet of International Publication No.
The content of the invention
Invent problem to be solved
It is an object of the invention to provide a kind of manufacture method of optical component and the curable resin group for the method
Compound, the method can obtain being not likely to produce the excellent optical component of the warpage of substrate, productivity ratio.
Means for solving the problems
The present inventor has made intensive studies to solve above-mentioned problem, as a result completes the present invention.That is, the present invention relates to
Following (1)～(14).
(1) a kind of manufacture method of image display device, it is on liquid crystal display obtained from gluing protection board
The manufacture method of image display device, it includes following operations：
Second hardening resin composition painting process, at least in above-mentioned liquid crystal display or above-mentioned protection board
There is the second hardening resin composition of mobility, using above-mentioned second hardening resin composition when being coated with uncured on person
Delimit the dispensing area of the first hardening resin composition；
The painting process of the first hardening resin composition, has mobility when the coating of above-mentioned dispensing area is uncured
Above-mentioned first hardening resin composition；
Bonding process, pastes above-mentioned liquid crystal display and above-mentioned protection board by above-mentioned first hardening resin composition
Close；With
First hardening resin composition curing process, solidify above-mentioned first hardening resin composition and by above-mentioned liquid
Brilliant display unit and above-mentioned protection board are fitted,
The layer that extended with wire of solidified material layer obtained from above-mentioned second hardening resin composition is solidified or point-like
The form of layer is laminated between above-mentioned liquid crystal display and protection board, is consequently formed to will be filled with above-mentioned first curable tree
The next door that the interior zone of the filled chamber of oil/fat composition separates with perimeter, is provided with least a portion in above-mentioned next door
Connect the interior zone of above-mentioned filled chamber and the interconnecting part of perimeter.
(2) manufacture method of the image display device as described in (1), it is characterised in that
The above-mentioned next door formed in the form of the layer that wire extends is formed as the frame-shaped of rectangle,
There is the interconnecting part of the above-mentioned interior zone of multiple connections and said external region,
Above-mentioned next door has target rotation by center of rotation of the axis of image display device, or aobvious with overhead view image
There is line object centered on central shaft during showing device.
(3) manufacture method of the image display device as described in (1) or (2), it is characterised in that
Above-mentioned next door is formed as the frame-shaped of rectangle, and on four sides of frame for forming rectangle next door is formed with, and is forming rectangle
The corner of frame be formed with above-mentioned interconnecting part.
(4) manufacture method of the image display device as described in (1) or (2), it is characterised in that
Above-mentioned next door is formed as the frame-shaped of rectangle, above-mentioned interconnecting part is formed with four sides of frame for forming rectangle, in square
The corner of the frame of shape is formed with above-mentioned next door.
(5) a kind of hardening resin composition, it is used for the manufacturer of the optical component any one of (1)～(4)
Above-mentioned first hardening resin composition or above-mentioned second hardening resin composition of method, it contains (methyl) acrylate
And Photoepolymerizationinitiater initiater (B) (A).
(6) hardening resin composition as described in (5), wherein, (methyl) acrylate (A) is selected from carbamic acid
Ester (methyl) acrylate, (methyl) acrylate with polyisoprene skeleton, (methyl) with polybutadiene skeleton
(methyl) acrylate of one or more of acrylate, the group of (methyl) acrylate monomer composition.
(7) hardening resin composition as described in (5) or (6), wherein, the photopolymerization determined in acetonitrile or methanol is drawn
The molar extinction coefficient for sending out agent (B) is more than 300ml/ (gcm) under 302nm or 313nm, is 100ml/ under 365nm
(gcm) below.
(8) hardening resin composition as any one of (5)～(7), wherein, above-mentioned protection board is comprising selected from tool
The glass for have the transparent glass substrate of light shielding part, the transparent resin substrate with light shielding part, being formed with light shielding part and transparency electrode
Substrate, on the transparency carrier with light shielding part laminating be formed with substrate obtained from the glass substrate of transparency electrode or thin film
One or more of group.
(9) hardening resin composition as any one of (5)～(8), wherein, above-mentioned first curable resin group
Compound is to be characterised by the energy storage rigidity modulus relative to the resin bed that curing degree during irradiation ultraviolet radiation is 80% at 25 DEG C, is shone
Curing degree is the resin combination that the energy storage rigidity modulus of 98% resin bed is 3～20 times when penetrating ultraviolet；And curing degree is
(25 DEG C) of energy storage rigidity modulus when 80% is 1 × 102Pa～1 × 105Pa。
(10) hardening resin composition as any one of (5)～(9), wherein, (methyl) acrylate (A) is
Selected from carbamate (methyl) acrylate, (methyl) acrylate with polyisoprene skeleton, with polybutadiene
(methyl) acrylic acid of one or more of (methyl) acrylate, the group of (methyl) acrylate monomer composition of alkene skeleton
Ester.
(11) hardening resin composition as any one of (5)～(10), wherein, above-mentioned protection board is touch surface
Plate.
(12) a kind of contact panel, it utilizes the manufacture method of the image display device any one of (1)～(11)
And obtain.
(13) a kind of image display device, it is that image obtained from gluing protection board shows dress on liquid crystal display
Put,
It has：
Will be formed in the first solidified material layer obtained from the first hardening resin composition solidification in above-mentioned polarization plates；With
Second obtained from the second hardening resin composition for marking the surrounding wall portion of above-mentioned first solidified material layer is solidified
Solidified material layer,
Above-mentioned second solidified material layer be laminated in the form of the layer that wire extends above-mentioned liquid crystal display and protection board it
Between, it is consequently formed the interior zone to will be filled with the filled chamber of above-mentioned first hardening resin composition and separates with perimeter
Next door, the connection for connecting the interior zone Yu perimeter of above-mentioned filled chamber is provided with least a portion in above-mentioned next door
Portion.
(14) image display device described in (13) as described above, wherein, above-mentioned first hardening resin composition and above-mentioned
Second hardening resin composition is containing selected from carbamate (methyl) acrylate compounds, with polyisoprene
In the group of (methyl) acrylate compounds of skeleton or the composition of (methyl) acrylate compounds with polybutadiene skeleton
At least one (methyl) acrylate compounds and Photoepolymerizationinitiater initiater hardening resin composition.
Description of the drawings
Fig. 1 is the process chart of the first embodiment of the manufacture method for representing the present invention.
Fig. 2 is the schematic diagram of the composition of liquid crystal display 1.
Fig. 3 is the schematic diagram of the composition of protection board 2.
Fig. 4 is the schematic diagram of the concrete example of the generation type for representing wall part.
Fig. 5 is the process chart of the second embodiment of the manufacture method for representing the present invention.
Fig. 6 is the process chart of the 3rd embodiment of the manufacture method for representing the present invention.
Fig. 7 is the schematic diagram of a mode for representing the optical component obtained by the present invention.
Specific embodiment
The present invention is the manufacture method of the image display device obtained from gluing protection board on liquid crystal display, the figure
In as the manufacture method of display device, image display device is manufactured by following [operations A]～[step D].Also, its feature exists
In the layer that the layer or point-like that solidified material layer obtained from above-mentioned second hardening resin composition is solidified is extended with wire is dispersed in
Form be laminated between above-mentioned liquid crystal display and protection board, be consequently formed to will be filled with above-mentioned first curable resin
The next door that the interior zone of the filled chamber of compositionss separates with perimeter, the company of being provided with least a portion in above-mentioned next door
Lead to the interior zone of above-mentioned filled chamber and the interconnecting part of perimeter.
[operation A] second hardening resin composition painting process, in above-mentioned liquid crystal display or above-mentioned protection board
At least one on coating it is uncured when there is the second hardening resin composition of mobility, using above-mentioned second curable tree
Oil/fat composition delimit the dispensing area of the first hardening resin composition.
The painting process of [process B] first hardening resin composition, has when the coating of above-mentioned dispensing area is uncured
Above-mentioned first hardening resin composition of mobility.
[operation C] bonding process, by above-mentioned first hardening resin composition by above-mentioned liquid crystal display and above-mentioned
Protection board is fitted.
[step D] first hardening resin composition curing process, solidify above-mentioned first hardening resin composition and
Above-mentioned liquid crystal display and above-mentioned protection board are fitted.
Hereinafter, referring to the drawings to the present invention manufacture method and the form of the image display device manufactured by the method is entered
Row explanation.It should be noted that first embodiment～the 3rd embodiment is concrete example, these concrete examples are not limited to.
(first embodiment)
Fig. 1 is the process chart of the first embodiment of the manufacturing process of the optical component for representing the present invention.
The method is to obtain optical component (image display device) by the way that liquid crystal display 1 is fitted with protection board 2
Method.
Liquid crystal display 1 refers to possess on the component being formed with after enclosing liquid crystal material between a pair of substrates of electrode partially
Vibration plate, driving circuit, signal input cable, the liquid crystal display of backlight unit.
Fig. 2 is the sectional view of the major part of that represents liquid crystal display 1.As shown in Fig. 2 the liquid crystal display list
Unit 1 is following composition：Polarization plates 22 are configured on liquid crystal display cell 21, according to around polarization plates 22 on liquid crystal display cell 21
Mode configures seal 23.Here, the structure of the direct laminated polarizing plate 22 on liquid crystal display cell 21 is shown, but not
Need directly to be laminated, as long as being configured with polarization plates on liquid crystal display cell, can be between liquid crystal display cell and polarization plates
The optical components such as sandwiched other functional films.
In this condition, the gap 24 that Breadth Maximum is several millimeters is formed between polarization plates 22 and seal 23,
The bottom surface in gap 24 is configured with closed film 25 so that the surface of liquid crystal display cell 21 is not exposed, and shows above-mentioned example.That is,
As shown in the example of figure 2, it is coated with before the second hardening resin composition 11, in polarization plates 22 and seal in polarization plates 22
Closed film 25 of the configuration with adhesivity on the bottom surface in the gap 24 between 23, the i.e. surface of liquid crystal display cell 21, so as to
A part for enough closing gaps 24.One end of the width of closed film 25 is adjacent with polarization plates 22, the other end and seal
23 is closely sealed, therefore, it is possible to make the bottom in gap 24 closed.Here, in fig. 2 it is shown that be configured with the example of closed film 25,
But can not also expose the surface of liquid crystal display cell 21 in the bottom surface in gap 24 configuration closed film 25.
As such closed film 25, preferably using polyethylene terephthalate etc. as film substrate and with third
The adhesive film of the adhesive phase of olefin(e) acid ester etc. or gluing oxidant layer.
As above-mentioned polarization plates 22, it is possible to use the known polarization plates used in image display device, for example, can make
With：Absorption-type polarizer, wire grid type polarizer of film like etc..
It should be noted that adhesive phase is not necessarily required in configuration for closed film 25 or gluing oxidant layer is solid, as long as
For the high viscosity of the degree in the gap between each member of formation for not invading liquid crystal display.More specifically, can be with
It is about the hardening resin composition of 65Pas using viscosity.In addition, from do not enter gap degree keep shape in terms of
Set out, it is possible to use thixotropic ratio is about 3 adhesive.
In liquid crystal display cell 21, backlight side can be laminated on the face of the side contrary with the face of polarization plates 22 is formed with
Polarization plates 27.Here, the directly structure of stacking backlight side polarization plates 27 is not limited on liquid crystal display cell 21, as long as in liquid crystal
Polarization plates 22 are configured with display box 21, can between liquid crystal display cell 21 and backlight side polarization plates 27 sandwiched other
The optical components such as functional film.
Additionally, in backlight side polarization plates 27, can be in the face of the side contrary with the face for being configured with liquid crystal display cell 21
Upper formation backlight 28.As the light source for constituting backlight, for example, can use：Cold-cathode tube, LED (Light Emitting
Diode, light emitting diode) etc..As concrete example, can illustrate：Light source 30 is disposed in into one end of light guide plate 31, using leaded light
Plate 31 will be transformed to the side light source mode of planar light from the Line of light of light source 30.It should be noted that backlight mode is not
It is limited to side light source mode.For example, it is also possible to using the full run-down type mode that light source 30 is configured in the underface of diffusing panel.
In order to protect liquid crystal display 1, generally liquid crystal display 1 is covered using housing 26.Housing 26 is usually used
Metal material, specifically, it is possible to use the alloy such as rustless steel, ferrum, aluminum, silver.
Liquid crystal display cell, backlight, light guide plate, optical thin film can be received in housing 26.
In liquid crystal display 1, according to the mode of coating liquid crystal display cell 21 seal 23 is configured with.In Fig. 2, in polarization
The surrounding wall portion of thin film 22 is configured with seal 23 in the state of gap 24 is folded with around polarization film.In addition, in Fig. 2,
Closed film 25 is clipped on liquid crystal display cell 21 and is coated with seal 23, but it is also possible to be directly coated on liquid crystal display cell 21.
Seal 23 is coated to the outer wall of image display device, is the surrounding wall portion of directly coating and liquid crystal display cell 21 in Fig. 2
The example of the housing 26 being adjacent to, but and which need not be particularly limited in and be configured.Though it should be noted that do not enter
Row diagram, but as described above, the back of the body is laminated on the face of the side contrary with the face of polarization plates 22 is formed with of liquid crystal display cell 21
Light source side polarization plates 27, further, in backlight side polarization plates 27 be laminated backlight 28, housing 26 it is adjacent with backlight 28 and
Backlight 28 is covered, the housing 26 can be configured in the way of the surrounding wall portion for covering these components.And it is possible to be formed as
Seal 23 is further coated to the composition of housing 26.
As seal 23, high-molecular organic material is usually used, specifically, it is possible to use in film substrates such as PET
The adhesive film of the upper adhesive layer with acrylic polymer system etc. or adhesive layer.
Protection board 2 shown in Fig. 3 is used to protect above-mentioned liquid crystal display 1.Also, protection board 2 is with transparency carrier 3
With the component of the light shielding part 4 being formed in the monoplanar surface of transparency carrier 3.
As the transparency carrier 3 used in protection board 2, glass plate or transparent resin plate can be enumerated, from for from aobvious
Show that the emergent light of panel, the transparent high aspect of reflected light set out, certainly preferably glass plate, from light resistance, low two-fold
Set out in terms of penetrating rate, high plane precision, resistance to surface damage and high mechanical properties, it is also preferred that glass plate.
As the material of glass plate, the glass materials such as soda-lime glass can be enumerated, more preferably ferrous components are lower, blue few
High transmission glass.In order to improve safety, it is possible to use strengthens glass is used as surfacing.Particularly using thin glass plate
In the case of, preferably use and implement chemical enhanced glass plate.
As the material of transparent resin plate, can enumerate：Polymethyl methacrylate (PMMA) plate, Merlon (PC)
The high resin material of the transparency such as plate, ester ring type polyolefin polymer (COP) plate.
In order to improve the interface adhesive tension with resin cured matter layer, protection board 2 can be implemented to be surface-treated.As surface
The method of process, can enumerate：The method that processed the surface of protection board 2 using silane coupler, utilize flame combustion
Oxidizing flame produced by device forms method of thin film of silicon oxide etc..
In protection board 2, in order to improve the contrast of display image, can be formed with the first curable tree described later
Oil/fat composition 11 solidify obtained from the first solidified material layer 13 or the obtained from the second hardening resin composition 12 is solidified
Anti-reflection layer is set on the surface of the side opposition side of two solidified material layers 14.Anti-reflection layer can be by the surface of protection board 2
The transparent resin film for being provided with anti-reflection layer is fitted in the side on protection board 2 by the upper method for directly forming inorganic thin film
Method is arranging.
Furthermore it is possible to according to purpose by the one of the part or integral colouring of protection board 2 or surface to protection board 2
A part or whole part is ground to be formed glassy and make light scattering or the part or shape on the whole on the surface of protection board 2
Transmission anaclasis or reflection are made into fine concavo-convex grade.Alternatively, it is also possible to coloured film, light-scattering film, anaclasis are thin
Film, light reflective film etc. are fitted in the part on the surface of protection board 2 or on the whole.
Protection board 2 is generally rectangular in shape.
With regard to the size of protection board 2, the manufacture method of the present invention is particularly suitable for manufacturing the big image display dress of Area comparison
Put, therefore in the context of a television receiver, 0.5m × more than 0.4m is appropriate, particularly preferred 0.7m × more than 0.4m.Protect
The upper limit of the size of backplate 2 is determined by the size of display floater more.In addition, excessive image display device is easily caused setting etc.
Process become difficult.Due to these restrictions, the upper limit of the size of protection board 2 ordinarily be about 2.5m × 1.5m.
With regard to the thickness of protection board 2, from aspects such as mechanical strength, the transparencys, in the case of glass plate, usually
0.5～25mm.In the purposes such as the radiotelevisor, the PC display that use indoors, from display device it is light-weighted in terms of
Set out, preferably 1～6mm, in the public display purposes of open air is arranged at, preferably 3～20mm.Using chemical enhanced glass
In the case of glass, from intensity aspect, the thickness of glass is preferably from about 0.5mm～about 1.5mm.In the feelings of transparent resin plate
Under condition, preferably 2～10mm.
Light shielding part 4 is used for Wiring member that masking is connected with display floater etc., so as to cannot see below from the side of protection board 2
Liquid crystal display cell image display area beyond region.Light shielding part 4 can be formed in the second solidified material layer 14 described later or
On the surface of the side that the first solidified material layer 13 is formed, so as to reduce the parallax of light shielding part 4 and image display area.In protection
In the case that plate 2 is glass plate, if using the ceramic printing containing black pigment in shading Printing Department, light-proofness is high, so as to
It is preferred that.Can will be following film adhered on protection board, the thin film arranges light shielding part 4 on the face fitted with protection board 2, at it
The most surface of the back side, i.e. display device arranges anti-reflection layer.For example formed and hidden by Continuous pressing device for stereo-pattern, coating or printing coatings etc.
Light portion 4.
It should be noted that the present invention can also be applied to do not have a case that light shielding part 4, but in following first embodiment party
In the explanation of formula～the 3rd embodiment, illustrated as concrete example with the situation for possessing light shielding part 4.
[operation A]
As shown in Fig. 1 (a), by the second solidification containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B) described later
Property resin combination 12 is coated on the surface of the above-mentioned seal 23 of liquid crystal display 1.As the method for coating, Ke Yilie
Lift：Silk screen print method, dispensing mode etc..Here, the second hardening resin composition 12 forms described later first in laminating consolidating
Change property resin combination weir portion, therefore according to want to mark the first hardening resin composition 11 is solidified obtained from first
The shape of solidified material layer 13 is coated.Specifically, shape (the i.e., frame of rectangle of the frames such as square or rectangular is formed as
Shape).For the form of frame-shaped is described below.
Here, coat first hardening resin composition on the surface of liquid crystal display 1 and protection board 2 and second consolidating
The property changed resin combination can be with identical, it is also possible to using different hardening resin compositions.
In addition, the interval in order to keep liquid crystal display 1 and protection board 2, can be in the second hardening resin composition
Coordinate the spacer particles of regulation particle diameter in 12.
Here, being specifically described to the shape of above-mentioned frame based on Fig. 4.In the present invention, by the second solidified material layer 14 with
The form of the layer that the layer or point-like that wire extends is dispersed in is laminated between liquid crystal display 1 and protection board 2, is formed as filling
The next door 16 that the interior zone for having the filled chamber 17 of above-mentioned first hardening resin composition separates with perimeter, next door
The interconnecting part for connecting the interior zone Yu perimeter of above-mentioned filled chamber is provided with least a portion.Here, interior zone table
Show the filling out filled with the first hardening resin composition that utilization (being formed in the form of the second solidified material layer) next door 16 is marked
Fill the interior zone of room 17.In addition, perimeter represents the region of the side contrary with the above-mentioned interior zone in next door 16, big
Used in gas in the case of image display device, generally there is air, dress is shown as image other components are further configured
The composition put and in the case of separating with air, there are other components.
As the example in specific next door 16, shown in such as Fig. 4 (a)～(d), in the painting of liquid crystal display 1 or protection board 2
The inner surface of the side of the hardening resin composition of cloth first, rectangular frame-shaped is formed in the form of the coated film that wire extends
There is the next door 16 of the coated film as the second hardening resin composition.
Next door 16 is with the interior zone 18 of the filled chamber 17 by the first hardening resin composition is filled and perimeter 19
The form of the perisporium for separating is arranged, and using next door 16, can limit the dispensing area of the first hardening resin composition 11 so that
After being coated with the first hardening resin composition 11, in the first 11 disperse of hardening resin composition perimeter will not be leaked to
19。
The next door 16 can be based on the shape of image display device, the filled chamber of the first hardening resin composition 11 of filling
17 desired occupied state carries out appropriately designed.As specific example, shown in such as Fig. 4 (a)～(d), to overlook as square
The shape of shape is formed, in the way of having target rotation as center of rotation by the axis of liquid crystal display 1 or protection board 2
Formed.Here, can also be according to being formed in the way of there is line object centered on the central shaft when the overhead view image display device.
Here, it is preferred that according to second can be coated with the way of wire has next door 16 on an opposite side of the frame-shaped of rectangle
Hardening resin composition.
As Fig. 4 (b)～(c) form, constitute next door 16 coated film it is discrete in the presence of, preferably with rectangle
Frame-shaped is equally spaced configured, in the case where they are included as one, preferably with discrete objects.
In addition, as more specifically shape, it is preferred that as shown in Fig. 4 (b), next door 16 is on four sides according to liquid crystal
Show that unit 1 or the axis of protection board 2 have target rotation or with central shaft during overhead view image display device for center of rotation
Centered on have line object mode formed；Or, shown in such as Fig. 4 (c), according to being arranged on corner and be consequently formed rectangle
The mode on side, with wire according to the axis of liquid crystal display 1 or protection board 2 as center of rotation have target rotation or with
The mode with line object is formed centered on central shaft during overhead view image display device.
It should be noted that the shape in next door 16 is not particularly limited in above-mentioned shape.As long as according to using next door 16 as
Body and be formed as when including the given shapes such as rectangle frame-shaped and at a part of next door by the interior zone of filled chamber 17 with it is outer
The mode that portion region separates is formed, and next door 16 is not limited to wire, it is also possible to be dispersed in the form of point-like.
Here, in the case of there is no interconnecting part in filled chamber 17, forming next door 16 un-interrupted with the frame-shaped of rectangle,
There is no the portion for relaxing the inner face stress produced due to cure shrinkage caused by the solidification of the first hardening resin composition 11
Position, thus producing makes the deformation of liquid crystal display 1 or the warpage of protection board 2 etc., therefore the unequal generation of display can be caused.Separately
Outward, there is the situation in space between the first hardening resin composition 11 and liquid crystal display 1 or protection board 2 in laminating
Under, due to the passage without air, therefore easily produce the unfavorable condition of the residual clearance in filled chamber 17.
But, liquid crystal is laminated in the form of the layer that wire extends or the layer that point-like is dispersed in by the second solidified material layer 14
Show between unit 1 and protection board 2, the inner area of the filled chamber 17 for being formed as will be filled with above-mentioned first hardening resin composition
The next door 16 that domain and perimeter separate, and according to being provided with the inside that connects above-mentioned filled chamber at least a portion of next door
Region is formed with the mode of the interconnecting part of perimeter, therefore, it is possible to relax what is produced when the first hardening resin composition solidifies
Inner face stress, and the deformation of liquid crystal display 1 and protection board 2 can be suppressed.Additionally, by liquid crystal display 1 with protect
In the case of producing space when backplate 2 is fitted, space can also flow into interconnecting part, therefore, it is possible to suppress unfavorable condition when fitting.
Here, in the present invention, the second hardening resin composition 12 is laminated in the view field of above-mentioned seal and not
It is laminated in the view field of above-mentioned polarization plates.Thus, avoid the view field of polarization plates, in view field's coating the of seal
Two hardening resin compositions 12, thus form obtained from the second hardening resin composition 12 is solidified on seal 23
Second solidified material layer.By being laminated the second solidified material layer at the position, even with finger etc. by pressing to the second solidified material layer
Apply pressure on 14, it is also possible to prevent from producing ripple in image displaying part.On the other hand, if the second solidified material layer 14 is laminated in
In polarization plates, then in the second solidified material layer or when the surrounding wall portion of image display area applies pressure, can be produced due to Gan Wataru
Ripple.
Additionally, the view field for being not present in above-mentioned liquid crystal display cell with the intermediate point of the paint film width of the second solidified material layer
Mode configured, and be configured at around above-mentioned liquid crystal display cell 21 exist other optical components view field on rather than
In the view field in gap 24, thus, it is possible to the pressure for reducing being applied to due to pressing on liquid crystal display cell, even if therefore applying
Plus-pressure, it is also possible to reduce upsetting the situation that the image of liquid crystal display cell shows, can further prevent ripple from producing.
The region in the outside of the image display area of liquid crystal display 1 is narrow, therefore preferably makes by forming coating
The narrower width of the coated film that second hardening resin composition 12 of film is formed.The width is preferably 0.5～3mm, more preferably
For 0.5～1.6mm, more preferably 0.5～1.0mm.Additionally, it is preferred that the first hardening resin composition 11 for being formed
The thickness of coated film is roughly equal with the average thickness of the coated film of the second hardening resin composition 12 for being formed or institute
The thickness of second hardening resin composition 12 of first hardening resin composition 11 than being formed for being formed is thick by 0.005～
1mm, more preferably 0.01～0.08mm of thickness, further preferably 0.01～0.05mm of thickness.
It is preferred that energy storage rigidity modulus when the second hardening resin composition 12 solidifies at 25 DEG C is more than the first curable
Energy storage rigidity modulus of the solidified material layer of resin combination 11 at 25 DEG C.If the energy storage rigidity modulus of the second solidified material layer 14 is big
The energy storage rigidity modulus of the first solidified material layer 13 obtained from the first hardening resin composition is solidified, then by liquid crystal
When showing that unit 1 is fitted with protection board 2, in the circumference of the first solidified material layer 13, even if in the solidified material layer 13 of protection board 2 and first
Interface remain space, space is not easy to be opened to outside, easily forms independent space.Therefore, will under reduced atmosphere
When liquid crystal display 1 is fitted and then restored it under atmospheric pressure atmosphere with protection board 2, (kept using the pressure in space
Decompression state) volume in space can be reduced with the pressure reduction of the pressure (atmospheric pressure) for putting on resin cured matter layer 15, space is easy
Disappear.
It is preferred that shrinkage factor when being solidified with the second hardening resin composition 12 is more than the first hardening resin composition 11
The mode of shrinkage factor during solidification designs the second hardening resin composition 12 and the first hardening resin composition 11.Think
In the first solidified material layer 13 that first hardening resin composition 11 is solidified, in the thickness direction of the first solidified material layer 13
On remain and the corresponding shrinkage stress of shrinkage factor during solidification, during solidification, the receipts of the thickness direction due to remaining in superimposed portions
Stress under compression, the thickness for causing the first solidified material layer 13 is somewhat reduced.Second curable is less than by using shrinkage factor during solidification
First hardening resin composition 11 of resin combination 12, can relax the stress in viewing area, can suppress to show not
Equal generation.
Shrinkage factor when solidifying the second hardening resin composition 12 solidifies more than the first hardening resin composition 11
When one of means of shrinkage factor be the quantity of the curable group for making the second hardening resin composition 12 more than the first solidification
The quantity of the curable group of property resin combination 11.For this purpose, in the second hardening resin composition 12, (i) making molecular weight
The content of little curable compound (monomer) increases or (ii) makes the multifunctional composition with multiple reactive groups in molecule
Content increase.
That is, make the viscosity of the second hardening resin composition 12 higher than the first hardening resin composition 11 viscosity i.e.
Can.Specifically, viscosity when preferably the second hardening resin composition 12 is uncured is the first hardening resin composition 11
More than 2 times, more preferably more than 5 times, more preferably more than 10 times of viscosity when uncured.In addition, in order to pass through to apply
Cloth is formed in the second hardening resin composition 12 in transparent facestock, and preferably the second hardening resin composition 12 is at 25 DEG C
It is uncured when viscosity be below 3000Pas.
Here, the preferred viscosities of the second hardening resin composition 12 specifically 40～70Pas.Less than 40Pa
During s, the second hardening resin composition 12 cannot keep shape and extend, it is difficult to carry out the control of thickness, and have can
The second hardening resin composition 12 can be made defeated and dispersed.On the other hand, in the case where viscosity is more than 70Pas, it is possible to be difficult to
Discharge from spreader.
In addition, it is necessary to the second solidified material layer 14 has the first hardening resin composition 11 that can make liquid not from second
It is more than the degree that solidified material layer 14 spills with the interface of liquid crystal display 1 and the interface of the second solidified material layer 14 and protection board 2
Interface closing force and be able to maintain that shape degree hardness.Therefore, viscosity is preferably used in the second solidified material layer 14 high
The second hardening resin composition 12.
Second hardening resin composition 12 can be Photocurable resin composition, or heat-curing resin group
Compound.It is excellent from the aspect that can solidify at low temperature and curing rate is fast as the second hardening resin composition 12
Photocurable resin composition of the choosing containing curable compound and Photoepolymerizationinitiater initiater.
Second hardening resin composition 12 formed as discussed above directly can be formed weir portion in the form of coated film,
It is applied to subsequent processing B, it is also possible to make the precuring of the second hardening resin composition 12 and obtain solidifying coated film, thus shape
Into weir portion.
Make its solidification in the case of, to coating after the irradiation ultraviolet radiation 5 of the second hardening resin composition 12, had
There is the cured portion of the lower side (being viewed as liquid crystal display side from hardening resin composition) for being present in coating layer (in figure
Do not represent) and to be present in the upper side (side contrary with liquid crystal display side) of coating layer (be big when carrying out in an atmosphere
Gas side) uncured portion (not shown) the second solidified material layer 14.Irradiation dose is preferably 5～2000mJ/cm2, especially
Preferably 10～1000mJ/cm2, particularly preferably 10～500mJ/cm2.When irradiation dose is very few, it is possible to final laminating
The curing degree of the resin of optical component is insufficient, and when irradiation dose is excessive, uncured composition is reduced, it is possible to liquid crystal display 1
Become bad with fitting for protection board 2.
In the present invention, " uncured " expression state with mobility under 25 DEG C of environment.In addition, making after ultraviolet irradiation
Resin composition layer is touched with finger, in the case of adhering to liquid parts on finger, is judged as with uncured portion.
When being solidified by ultraviolet～near ultraviolet ultraviolet irradiation, as long as ultraviolet～near ultraviolet light of irradiation
Lamp then regardless of light source.Can enumerate for example：Low pressure mercury lamp, high voltage mercury lamp or ultrahigh pressure mercury lamp, metal halide lamp,
(pulse) xenon lamp, LED or electrodeless lamp etc..
[process B]
Then, as shown in Fig. 1 (b), by described later containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B) the
One hardening resin composition 11 is coated on the surface that the formation of the protection board 2 with light shielding part 4 has the face of light shielding part 4.As
The method of coating, can enumerate：Slit coater, roll coater, spin coater, silk screen print method etc..
As resulting coated film, preferably being present in the inframe formed by the second solidified material layer formed in operation A
Mode formed.This is because, if being present in the position of outer frame, when liquid crystal display 1 is fitted with protection board 2, have
Possible first hardening resin composition 11 is extruded and produces unfavorable condition.Here, the first hardening resin composition 11
Coated film is not necessarily required to strictly be formed along the second solidified material layer 14, as long as being formed by the second solidified material layer 14 with being accommodated in
Inframe, the mode of viewing area of filling image display device formed.
In first hardening resin composition 11, the first solidification obtained from the first hardening resin composition 11 is solidified
Elastic modelling quantity of the nitride layer at 25 DEG C is preferably 103～107Pa, more preferably 104～106Pa.When further, in order that fitting
Space disappear within the shorter time, particularly preferably 104～105Pa.If elastic modelling quantity is 103More than Pa, then easily maintain
The shape of the first solidified material layer 13.Even if in addition, the thickness in the first hardening resin composition 11 for being formed is thicker
In the case of, it is also possible to the thickness of the entirety of the first solidified material layer 13 is equably maintained, protection board 2 is being pasted with liquid crystal display 1
During conjunction, it is difficult to produce space at the interface of the solidified material layer 13 of liquid crystal display 1 and first.If elastic modelling quantity is 107Below Pa,
Good adaptation can then be played.In addition, the transport properties of molecules of the resin material for being formed is higher, therefore, in decompression gas
When under atmosphere liquid crystal display 1 being fitted and then restored it under atmospheric pressure atmosphere with protection board 2, using the pressure in space
Power (holding decompression state) and the pressure reduction of the pressure (atmospheric pressure) for putting on packing material solidified material layer, easily reduce the body in space
Gas in product, also, the space of volume reduction is dissolved in packing material solidified material layer, is readily absorbed by.
The thickness of the first hardening resin composition 11 be preferably 50～500 μm, more preferably 50～350 μm, it is especially excellent
Elect 100～350 μm as.If the thickness of the first hardening resin composition 11 is more than 50 μm, the first solidified material layer 13 is effective
The impact of ground buffering caused by the external force of the side of protection board 2 etc., can protect liquid crystal display 1.In addition, the image of the present invention
In the manufacture method of display device, even if being mixed between liquid crystal display 1 and protection board 2 less than the first solidified material layer 13
Thickness foreign body, the thickness of the first solidified material layer 13 will not also occur big change, and the impact to light transmission is little.If first
The thickness of solidified material layer 13 is less than 500 μm, then be difficult the residual clearance in the first solidified material layer 13, also, image shows dress
Putting overall thickness will not unnecessarily thicken.
As the method for the thickness of the first solidified material layer 13 of adjustment, can enumerate：In the thickness for adjusting the second solidified material layer 14
While spending, adjust supply to the surface of protection board 2 the second hardening resin composition of liquid 11 quantity delivered method.
The viscosity of the first hardening resin composition 11 is preferably 0.05～50Pas, more preferably 1～20Pas.If
Viscosity is more than 0.05Pas, then can suppress the reduction of the physical property of the first solidified material layer 13.In addition, lower boiling composition is reduced,
Therefore the volatilization under reduced atmosphere described later can be suppressed, so as to preferred.If viscosity is below 50Pas, it is difficult solid first
Residual clearance in compound layer 13.
The viscosity of the first hardening resin composition 11 is measured at 25 DEG C using E type viscometers.
First hardening resin composition 11 can be Photocurable resin composition, or heat-curing resin group
Compound.As the first hardening resin composition, from the aspect that can solidify at low temperature and curing rate is fast, preferably
Photocurable resin composition containing curable compound and Photoepolymerizationinitiater initiater.
Here, the first hardening resin composition 11 can be directly used in laminating with uncured state, but preferably such as
Its precuring is made as Fig. 1 (b) is described.
Specifically, to coating after the first hardening resin composition 11 coated film irradiation ultraviolet radiation 5, had
It is present in cured portion (the non-table in figure of the lower side (being viewed as transparent substrate side from hardening resin composition) of coating layer
Show) and it is present in the upper side (side contrary with transparent substrate side) (when carrying out in an atmosphere be atmospheric side) of coating layer not
The solidified material layer of cured portion (not shown).Irradiation dose is preferably 5～2000mJ/cm2, particularly preferably 10～
1000mJ/cm2, particularly preferably 10～500mJ/cm2.When irradiation dose is very few, it is possible to the optical component of final laminating
The curing degree of resin is insufficient, and when irradiation dose is excessive, uncured composition is reduced, it is possible to liquid crystal display 1 with there is shading
The laminating of the transparency carrier 2 in portion becomes bad.
In the present invention, " uncured " expression state with mobility under 25 DEG C of environment.In addition, making after ultraviolet irradiation
Resin composition layer is touched with finger, in the case of adhering to liquid parts on finger, is judged as with uncured portion.
When being solidified by ultraviolet～near ultraviolet ultraviolet irradiation, as long as ultraviolet～near ultraviolet light of irradiation
Lamp then regardless of light source.Can enumerate for example：Low pressure mercury lamp, high voltage mercury lamp or ultrahigh pressure mercury lamp, metal halide lamp,
(pulse) xenon lamp, LED or electrodeless lamp etc..
In the precuring of this operation, by the ultraviolet that hardening resin composition is irradiated 320nm～450nm scope
Maximal illumination when being set to 100, preferably the ratio (illumination ratio) of the maximal illumination of 200～320nm be less than 30, particularly preferably
The illumination of 200～320nm is less than 10.When the maximal illumination of the scope of 320nm～450nm is set to into 100,200～320nm's
When the ratio (illumination ratio) of maximal illumination is higher than 30, the adhesive strength of the optical component for finally giving is poor.It is thought that due to：It is low
When illumination under wavelength is high, the over cure of hardening resin composition is carried out during the precuring of this operation, in step D described later
Ultraviolet irradiation to solidification when adaptation contribution reduce.It should be noted that as illumination, generally in each wavelength
It is, for example, 30～1000mW/cm under (such as 365nm)2。
Here, with regard to the method for irradiation ultraviolet radiation in the way of to reach above-mentioned illumination ratio, for example, have using meeting the photograph
Method of the lamp of the condition of degree ratio as the lamp for irradiating ultraviolet～near ultraviolet light；Even if or being unsatisfactory for this in itself in lamp
In the case of illumination conditions, the ultraviolet of short wavelength is ended when irradiating by using the ultraviolet in the precuring of this operation
Base material (for example, short wave ultraviolet cut-off filter, glass plate, thin film etc.), it is also possible to be irradiated with such illumination ratio.
It is not particularly limited as the base material of the illumination ratio of adjustment ultraviolet, can enumerates for example：Implement short wave ultraviolet cut-off
Glass plate, soda-lime glass, PET film of process etc..
In this case, ultraviolet irradiation top side surface preferably generally in an atmosphere from coated side is (from curable
Resin composition layer is observed, and is the side contrary with transparent substrate side) (usually air face) be irradiated.Alternatively, it is also possible to
While solidifying the gas of inhibition to surface spray above coating layer while carrying out ultraviolet irradiation after evacuation.In air
It is middle by resin composition in the case of, the side contrary with liquid crystal display side or the side contrary with transparent substrate side
For atmospheric side.
When ultraviolet irradiates, by being blown oxygen or ozone to ultraviolet curing resin layer (coating layer) surface, can adjust
The state of whole uncured portion, the thickness of uncured portion.
That is, oxygen or ozone are blown by the surface to coating layer, on its surface the solidification of hardening resin composition is produced
Oxygen inhibition, it is accordingly possible to ensure the uncured portion on its surface or thickening the thickness of uncured portion.
Here, in this specification, curing degree represents the curing degree from the point of view of the cure component by hardening resin composition, table
The curing degree calculated after the composition that softening agent etc. does not solidify except showing.It should be noted that with regard to curing degree, in the present invention
In, cure shrinkage can be according to the film proportion at the liquid specific gravity before the solidification at 25 DEG C and solidification obtain 25 DEG C by following
Mathematical expression (1) is calculating.
(mathematical expression 1)
Cure shrinkage=(film proportion-liquid specific gravity)/film proportion × 100 (1)
First hardening resin composition 11 of the present invention is preferably following resin combinations, the feature of the resin combination
It is, relative to energy storage rigidity modulus of the resin bed in above-mentioned [process B] during irradiation ultraviolet radiation at 25 DEG C, above-mentioned [step D]
The energy storage rigidity modulus of resin bed during middle irradiation ultraviolet radiation is 3～20 times (preferably 3～10 times).
As the assay method of energy storage rigidity modulus, it is possible to use for example following methods are measured.Specifically, prepare
Two panels is coated with the PET film that the thickness of fluorine-containing demoulding agent is 40 μm, wherein coating gained in a piece of releasing agent coated face
To hardening resin composition cause solidify after thickness be 600 μm.Then, by two panels PET film with respective releasing agent
Coated face mode toward each other is fitted.Carrying out accumulated light through PET film using high voltage mercury lamp (80W/cm, ozone free) is
2000mJ/cm2Ultraviolet irradiation, make the resin composition.Then, two panels PET film is peeled off, produces rigid mould
Measure fixed solidfied material.Also, for rigidity modulus, it is possible to use ARES (TA Instruments) is in 20～40 DEG C of temperature
Degree area test rigidity modulus.
Curing degree during main solidification in [step D] is more than 95%.
Energy storage rigidity modulus of first hardening resin composition 11 of the present invention in above-mentioned precuring at 25 DEG C is preferred
For 1 × 102Pa～1 × 104Pa。
Energy storage rigidity modulus is more than 1 × 104During Pa, the first hardening resin composition 11 is shunk due to solidification, as a result
Produce shrink power, therefore the first hardening resin composition 11 do not follow base material so as to be peeling or substrate deformation or
Person's stress does not fully relax, and thus produces when optical component is obtained and shows uneven.In addition, in the case of fitting in a vacuum,
By making energy storage rigidity modulus during precuring in above range, bad feelings will not be produced when moving it under atmospheric pressure
Condition, the space that resin can be utilized to produce when filling laminating.On the other hand, it is 1 × 102During below Pa, rigidity modulus is too low, because
This cannot fully keep the shape as solidfied material, therefore suitable solidfied material cannot be obtained in precuring.Here, it is preferred that on
Energy storage rigidity modulus is stated for 300～3000Pa, more preferably 500～2000Pa.
Used as the curing degree of resin during precuring, curing degree during precuring is 60～90%, the solidification of the curing degree
It is above-mentioned value and preferred value by making energy storage rigidity modulus in thing, is prevented from the deformation of substrate and shows uneven.
Here, curing degree during main solidification in aftermentioned [step D] is usually more than 95%.
In the present invention, as described above, it is preferred to be following resin combinations, the resin combination is characterised by, relative to
Energy storage rigidity modulus of resin bed during precuring at 25 DEG C, the energy storage of the resin bed in aftermentioned [step D] during irradiation ultraviolet radiation
Rigidity modulus is 1.5～10 times.Preferably following resin combinations, the resin combination is characterised by, is represented with curing degree
When, energy storage rigidity modulus of resin bed when being 80% irradiation ultraviolet radiation relative to curing degree at 25 DEG C, curing degree is 98%
Irradiation ultraviolet radiation when resin bed energy storage rigidity modulus be 1.5～10 times.
Thus, with curing degree resin jumpy and curing degree is firm in the case of low by being rigidity modulus
Property modulus suppress in certain scope, in the state of curing degree is low, it can be made easily to be adhesive on base material, along base material
Warpage carry out it is gluing, it is thus possible to easily make its gluing.Also, the change of the warpage of base material can be followed, so as to can also
Prevent from producing stress in base material.On the other hand, in the state of curing degree height, optical element after laminating is mutual gluing to be changed into
Rigidity, therefore, it is possible to significantly improve adhesive strength.Additionally, in resulting solidification component, the flexibility of formation holding appropriateness,
While the also excellent solidfied material of humidity resistance.
Here, irradiation is ultraviolet in the energy storage rigidity modulus relative to resin bed during precuring at 25 DEG C, aftermentioned [step D]
The energy storage rigidity modulus of resin bed during line is more preferably 2～7 times, particularly preferably 2.5～5 times.When being represented with curing degree, phase
Energy storage rigidity modulus of 80% irradiation ultraviolet radiation of resin bed when being to(for) curing degree at 25 DEG C, curing degree is 98% irradiation
The energy storage rigidity modulus of resin bed during ultraviolet is preferably 2～7 times, particularly preferably 2.5～5 times.
In addition, the hardening resin composition of the present invention preferably above-mentioned main solidification when in 25 DEG C of energy storage rigidity modulus be 1
×103Pa～1 × 106Pa.Here, being more than 1 × 10 by making energy storage rigidity modulus6Pa, it is possible to decrease hardening resin composition because
Solidify and excessively significantly shrink the possibility so as to cause substrate deformation or obtaining optics structure because stress does not fully relax
Produce during part and show uneven possibility.On the other hand, it is 1 × 103During below Pa, rigidity modulus is too low, therefore adhesive strength is low.
Here, above-mentioned energy storage rigidity modulus is preferably 1.0 × 103～1.0 × 105Pa, more preferably 1.0 × 103～3.0 × 104Pa。
[operation C]
Then, as shown in Fig. 1 (c), with is formationed of liquid crystal display 1 have the second hardening resin composition 12 face and
The formation of protection board 2 has the opposite form in the face of the first hardening resin composition 11 by liquid crystal display 1 and has shading
The transparency carrier 2 in portion is fitted.Laminating can in an atmosphere with vacuum in any one under carry out.
Here, for ease of preventing from producing bubble during laminating, preferably being fitted in a vacuum.
Here, for the first hardening resin composition 11, obtaining with cured portion and uncured portion
When being fitted after the solidfied material of ultraviolet curing resin, the raising of adhesive tension can be expected.
During laminating, by pressing etc. the first hardening resin composition 11 is extended, so as to solid full of first in space
The property changed resin combination 11.In the case of carrying out under vacuo, when being exposed to high pressure atmosphere afterwards, can be formed space it is few or
Void-free first solidified material layer 13.Here, the thickness A of the coated film of above-mentioned first hardening resin composition 11 is more than above-mentioned
During the thickness B of the coated film of the second hardening resin composition 12, the coated film of the first hardening resin composition 11 is further
By conquassation, liquid crystal display 1 and protection board 2 can securely be carried out gluing.
In the case of being fitted under reduced atmosphere, be 1kPa, be preferably 10～300Pa, more preferably 15～
100Pa.Reduced atmosphere state can be at once released after laminating.On the other hand, the stipulated time is maintained (for example by making reduced atmosphere
Within 10 minutes), the first hardening resin composition 11 flows in space, easily makes liquid crystal display 1 with protection board 2
Interval becomes uniform.
[step D]
Then, as shown in Fig. 1 (d), from the side of protection board 2 to protection board 2 and liquid crystal display 1 are fitted obtained from light
Component irradiation ultraviolet radiation 5 is learned, solidifies hardening resin composition (coating layer).
Ultraviolet irradiation amount is preferably from about 100mJ/cm in terms of accumulated light2～4000mJ/cm2, be particularly preferably for about
200mJ/cm2～about 3000mJ/cm2, it is further extremely preferred be 1500～3000mJ/cm2.With regard to by ultraviolet～near ultraviolet
The light source that uses when being solidified of light irradiation, as long as irradiate the lamp of ultraviolet～near ultraviolet light then no matter light source such as
What.Can enumerate for example：Low pressure mercury lamp, high voltage mercury lamp or ultrahigh pressure mercury lamp, metal halide lamp, (pulse) xenon lamp, LED or
Electrodeless lamp etc..
So, it is possible to obtain the optical component shown in Fig. 7.
Thus, solidified by making the first hardening resin composition 11 and the second ultraviolet-curing resin composition 12,
Form resin cured matter layer 15.
Resin cured matter layer 15 have along protection board 2 extended surface the first solidified material layer 13 and be configured at above-mentioned
The periphery of the first solidified material layer and around the second solidified material layer of the first solidified material layer.Have the by making resin cured matter layer 15
Two solidified material layers, the circumference that can suppress the first solidified material layer 13 extends outward, can suppress the thin-walled property of circumference,
Thickness so as to make the entirety of the first solidified material layer 13 keeps uniform.It is equal by the thickness for making the second resin cured matter layer overall
It is even, with the fitting of other facestocks, easily suppress in its interface residual clearance, so as to preferred.
In resin cured matter layer 15, for the first hardening resin composition 11 and the second hardening resin composition 12
Thickness is not particularly limited.As preferred example, preferably make the first hardening resin composition 11 coated film thickness A with
The thickness B of the coated film of the second hardening resin composition 12 is identical or coating than the second hardening resin composition 12
The thickness B of film is thin.For the advantage that the setting is brought is illustrated.When liquid crystal display 1 is fitted with protection board 2, lead to
Often pressed and made its gluing.Now, by making above-mentioned thickness A identical with thickness B or thicker than thickness B, in pressing,
Because the thickness of the coated film of the second hardening resin composition 12 is thinner, therefore the first hardening resin composition 1211 pressed
Burst so as to fit.Therefore, by thickness A and the difference of thickness B, the second hardening resin composition 12 is to liquid crystal display 1
Or protection board 2 produces stress, therefore, it is possible to more firmly make the first hardening resin composition gluing.
In resin cured matter layer 15, the first hardening resin composition 11 coated film thickness A than the second curable
In the case that the thickness B of the coated film of resin combination 12 is thin, the thickness A of the coated film of the first hardening resin composition is more excellent
Choosing 0.005mm more than thinner than the thickness B of the coated film of the second hardening resin composition 12, further preferably thin 0.01mm with
On.
From the painting for suppressing the coated film due to the second hardening resin composition 12 and the first hardening resin composition 11
The segment difference of cloth film and cause produce space in terms of set out, the thickness A of the coated film of the first hardening resin composition 11 is preferred
0.05mm below thinner than the thickness B of the coated film of the second hardening resin composition 12, more preferably thin below 0.03mm.
It is in resin cured matter layer 15 (layer obtained from the first solidified material layer is merged with the second solidified material layer), second
At least the one of the coated film of hardening resin composition 12 region close with the coated film of the first hardening resin composition 11
In subregion, in the thickness A of the coated film of the first hardening resin composition 11 the second hardening resin composition 12 is less than
Coated film thickness B in the case of, in the painting of the second hardening resin composition 12 and the first hardening resin composition 11
In the close region of cloth film, the thickness B of the thinnest section of the coated film of the second hardening resin composition 12 is preferably by first
More than 1/2, more preferably more than the 90/100 of the thickness A in the weir shape portion that hardening resin composition 11 is formed.If the second solidification
The thickness B of the thinnest section of the coated film of property resin combination is the thickness A of the coated film of the first hardening resin composition 11
More than 1/2, then space will not open to outside, the independent space of formation, so as to be enough to eliminate under atmospheric pressure.
The painting of thickness A and the second hardening resin composition 12 with regard to the coated film 11 of the first hardening resin composition
The difference of the thickness B of cloth film, using laser displacement gauge (KEYENCE company systems, LK-H052K), measures transparent base and is formed in
The gross thickness of the coated film of the first hardening resin composition 11 thereon or the coated film of the second hardening resin composition 12,
Obtained by the difference.In addition, the thickness A of the coated film of the first hardening resin composition 11 is set as and the second curable resin
The thickness of the circumference of the coated film of the first adjacent hardening resin composition 11 of the coated film of compositionss 12.It is usually used flat
Smooth facestock has the part of the coated film for forming the first hardening resin composition 11 and shape as transparent base in use
Into the face shape of the part in segment difference shape of the coated film of the second hardening resin composition 12 facestock in the case of, no matter first
The thickness B of the coated film of the thickness A of the coated film of hardening resin composition 11 and the second hardening resin composition 12 is how,
As long as the thickness A of the coated film of first hardening resin composition 11 of the segment difference shape on surface shown in before and the second solidification
The difference of the thickness B of the coated film of property resin combination 12 is same segment difference.It should be noted that with regard to the first solidification
The thickness B of the coated film of the thickness A and the second hardening resin composition 12 of the coated film of property resin combination 11, except second
At least the one of the coated film of hardening resin composition 12 region close with the coated film of the first hardening resin composition 11
It is preferably uniform thickness in whole transparent facestock beyond subregion.
In addition, the coated film or the coating of the second hardening resin composition 12 according to the first hardening resin composition 11
The surface configuration of film, it may sometimes be difficult to carry out the measurement of thickness using above-mentioned laser displacement gauge, in such a case it is possible to using 3D
The thickness to the coated film of the first solidification physical property resin combination 11 such as form measuring instrument (high accuracy shape measuring system KS-1100)
The thickness B of the coated film of degree A and the second hardening resin composition 12 is measured.
During laminating, shown in such as Fig. 1 (c), by resin composition layer 15 is by liquid crystal display 1 and protects under reduced atmosphere
When backplate 2 is fitted, even if remaining with the interface of hardening resin composition in liquid crystal display 1 or protection board 2 independent
Space, when restoring it under atmospheric pressure atmosphere, the pressure that is possible with space (keeping the state of decompression) with put on
Subtracting areolate volume, the space of miniaturization is by being cured property for the pressure reduction of the pressure (atmospheric pressure) of hardening resin composition
Resin combination absorb etc. and disappear.
In first embodiment, list and the first hardening resin composition is coated on protection board 2 and coating is formed
Film, the second hardening resin composition is coated on liquid crystal display 1 and the situation of coated film is formed, naturally it is also possible to be
Contrary composition, i.e. by the first hardening resin composition be coated on liquid crystal display 1 and form coated film, by second
When hardening resin composition is coated on protection board 2 and forms coated film, it is also possible to applied with having no problem.
(second embodiment)
This can also be manufactured by the second embodiment after being deformed as follows on the basis of first embodiment
The optical component of invention.
[operation A]
First, as shown in Fig. 5 (a), by the second solidification containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B)
The formation that property resin combination 12 is coated on protection board 2 has on the face of light shielding part 4.
Here, same with first embodiment, in the present invention, the layer or point-like that the second solidified material layer 14 is extended with wire dissipates
The form of layer be laminated between liquid crystal display 1 and protection board 2, be consequently formed to will be filled with above-mentioned first curable
The next door 16 that the interior zone of the filled chamber 17 of resin combination separates with perimeter, is arranged at least a portion of next door
There is the interconnecting part for connecting the interior zone Yu perimeter of above-mentioned filled chamber.In addition, as shown in Fig. 4 (a)～(d), in liquid crystal
Show the inner surface of the side of the hardening resin composition of coating first of unit 1 or protection board 2, the coated film extended with wire
Form is formed with the next door 16 as the coated film of the second hardening resin composition using the frame-shaped of rectangle.
Next door 16 is with the interior zone 18 of the filled chamber 17 by the first hardening resin composition is filled and perimeter 19
The form of the perisporium for separating is arranged, and using next door 16, can limit the dispensing area of the first hardening resin composition 11 so that
After being coated with the first hardening resin composition 11, in the first 11 disperse of hardening resin composition perimeter will not be leaked to
19。
The next door 16 can be based on the shape of image display device, the filled chamber of the first hardening resin composition 11 of filling
17 desired occupied state carries out appropriately designed.As specific example, shown in such as Fig. 4 (a)～(d), to overlook as square
The shape of shape is formed, in the way of having target rotation as center of rotation by the axis of liquid crystal display 1 or protection board 2
Formed.Here, can also be according to being formed in the way of there is line object centered on the central shaft when the overhead view image display device.
Here, it is preferred that according to second can be coated with the way of wire has next door 16 on an opposite side of the frame-shaped of rectangle
Hardening resin composition.
[process B]
Then, as shown in Fig. 5 (b), the formation that the first hardening resin composition 11 is coated on protection board 2 there is into shading
On the face in portion 4, then to resulting coated film irradiation ultraviolet radiation 5, obtain that there is the lower side for being present in coating layer (from above-mentioned
Hardening resin composition is viewed as transparent substrate side) cured portion and be present in the upper side of coating layer (with transparency carrier
The contrary side in side) uncured portion solidified material layer.
Now, the maximal illumination by the ultraviolet irradiated to hardening resin composition in the range of 320nm～450nm
When being set to 100, the ratio of the maximal illumination of 200～320nm be the illumination of less than 30, particularly preferred 200～320nm be 10 with
Under.When maximal illumination in the range of 320nm～450nm is set to into 100, the ratio of the maximal illumination of 200～320nm is higher than 30
When, the adhesive strength of the optical component for finally giving is poor.
[operation C]
Then, as shown in Fig. 5 (c), with resulting the first hardening resin composition 11 and the second curable resin group
The uncured portion of the compound form opposite with the display surface of liquid crystal display 1 pastes liquid crystal display 1 with protection board 2
Close.Laminating can in an atmosphere with vacuum in any one under carry out.
[step D]
Then, as shown in Fig. 5 (d), from the side of protection board 2 to protection board 2 and liquid crystal display 1 are fitted obtained from light
Component irradiation ultraviolet radiation 5 is learned, the solidified material layer for making the uncured portion with hardening resin composition solidifies.
So, it is possible to obtain the optical component shown in Fig. 7.
In second embodiment, list and apply the first hardening resin composition and the second hardening resin composition
Cloth forms the situation of coated film on protection board 2, it is of course possible to for contrary composition, i.e. by the combination of the first curable resin
Thing and the second hardening resin composition are coated with liquid crystal display 1 and form coated film, it is also possible to have no problem ground
Applied.
(the 3rd embodiment)
Can also be by the 3rd enforcement after being deformed as follows on the basis of first embodiment, second embodiment
Mode come manufacture the present invention optical component.
[operation A]
First, as shown in Fig. 6 (a), by the second solidification containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B)
The formation of display surface and protection board 2 that property resin combination 12 is coated on liquid crystal display 1 has the surface in the face of light shielding part 4
On.
Here, same with first embodiment, in the present invention, the layer or point-like that the second solidified material layer 14 is extended with wire dissipates
The form of layer be laminated between liquid crystal display 1 and protection board 2, be consequently formed to will be filled with above-mentioned first curable
The next door 16 that the interior zone of the filled chamber 17 of resin combination separates with perimeter, is arranged at least a portion of next door
There is the interconnecting part for connecting the interior zone Yu perimeter of above-mentioned filled chamber.In addition, as shown in Fig. 4 (a)～(d), in liquid crystal
Show the inner surface of the side of the hardening resin composition of coating first of unit 1 or protection board 2, the coated film extended with wire
Form is formed with the next door 16 as the coated film of the second hardening resin composition using the frame-shaped of rectangle.
Next door 16 is with the interior zone 18 of the filled chamber 17 by the first hardening resin composition is filled and perimeter 19
The form of the perisporium for separating is arranged, and using next door 16, can limit the dispensing area of the first hardening resin composition 11 so that
After being coated with the first hardening resin composition 11, in the first 11 disperse of hardening resin composition perimeter will not be leaked to
19。
The next door 16 can be based on the shape of image display device, the filled chamber of the first hardening resin composition 11 of filling
17 desired occupied state carries out appropriately designed.As specific example, shown in such as Fig. 4 (a)～(d), to overlook as square
The shape of shape is formed, in the way of having target rotation as center of rotation by the axis of liquid crystal display 1 or protection board 2
Formed.Here, can also be according to being formed in the way of there is line object centered on the central shaft when the overhead view image display device.
Here, it is preferred that according to second can be coated with the way of wire has next door 16 on an opposite side of the frame-shaped of rectangle
Hardening resin composition.
[process B]
Then, as shown in Fig. 6 (b), by the first solidification containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B)
The formation of display surface and protection board 2 that property resin combination 11 is coated on liquid crystal display 1 has the surface in the face of light shielding part 4
On.
To resulting coated film irradiation ultraviolet radiation 5, obtain that there is the lower side for being present in coated film (from above-mentioned curable
Resin combination is viewed as transparent substrate side) cured portion and be present in coating layer upper side it is (contrary with transparent substrate side
Side) uncured portion solidified material layer.
Now, the maximal illumination by the ultraviolet irradiated to hardening resin composition in the range of 320nm～450nm
When being set to 100, the ratio of the maximal illumination of 200～320nm be the illumination of less than 30, particularly preferred 200～320nm be 10 with
Under.When maximal illumination in the range of 320nm～450nm is set to into 100, the ratio of the maximal illumination of 200～320nm is higher than 30
When, the adhesive strength of the optical component for finally giving is poor.
[operation C]
Then, as shown in Fig. 6 (c), with uncured portion toward each other in the form of by liquid crystal display 1 and protection board 2
Laminating.Laminating can in an atmosphere with vacuum in any one under carry out.
Here, for ease of preventing from producing bubble during laminating, preferably being fitted in a vacuum.
Thus, respectively obtaining on liquid crystal display and transparency carrier ultraviolet with cured portion and uncured portion
When being fitted after the solidfied material of line gel-type resin, the raising of adhesive tension can be expected.
[step D]
Then, as shown in Fig. 6 (d), from the side of protection board 2 to transparency carrier 2 and liquid crystal display 1 are fitted obtained from
Optical component irradiation ultraviolet radiation 5, solidifies hardening resin composition (coating layer).
Ultraviolet irradiation amount is preferably from about 100mJ/cm in terms of accumulated light2～about 4000mJ/cm2, be particularly preferably for about
200mJ/cm2～about 3000mJ/cm2, further extremely preferred is 1500～3000mJ/cm2.With regard to by ultraviolet～near ultraviolet
The light source that uses when being solidified of light irradiation, as long as irradiate the lamp of ultraviolet～near ultraviolet light then no matter light source such as
What.Can enumerate for example：Low pressure mercury lamp, high voltage mercury lamp or ultrahigh pressure mercury lamp, metal halide lamp, (pulse) xenon lamp, LED or
Electrodeless lamp etc..
So, it is possible to obtain the optical component shown in Fig. 7.
With regard to the respective embodiments described above, using manufacture method of the specific optical element to the optical component of the present invention
Several embodiments be illustrated.In each embodiment, using liquid crystal display and the transparent base with light shielding part
Plate is illustrated, but in the manufacture method of the present invention, it is possible to use various components described later are replacing liquid crystal display
As optical element, for transparency carrier, it is also possible to using various components described later as optical element.
Moreover, as the optical element of liquid crystal display and transparency carrier etc., can be in these various components
Further using other optical element layers (thin film for example, fitted using the solidified material layer of hardening resin composition or
It is laminated other layers obtained from optical element layer).
Additionally, coating process described in the item of first embodiment, hardening resin composition, resin cured matter
Thickness, ultraviolet irradiate when irradiation dose and light source and by ultraviolet curing resin layer surface be blown oxygen or smelly
Oxygen is not just applicable to above-mentioned embodiment come the method etc. for adjusting the thickness of uncured portion, it is also possible to for the present invention
In contained any one manufacture method.
Be illustrated below including it is including above-mentioned liquid crystal display, by above-mentioned first embodiment～the 3rd embodiment
The concrete mode of the optical component that manufacture is obtained.
(i) following manner：Optical element with light shielding part is selected from the transparent glass substrate with light shielding part, has
The transparent resin substrate of light shielding part and at least one being formed with the group of the glass substrate composition of light shielding part and transparency electrode
Optical element, the optical element fitted with it is selected from liquid crystal display, plasma display unit and organic EL units
At least one display body unit in the group of composition, resulting optical component is that possess the optical element with light shielding part
Show body unit.
(ii) following manner：One optical element is the protection base material with light shielding part, another optics fitted with it
Base material is contact panel or the display body unit with contact panel, by optics structure obtained from the laminating of at least two optical elements
Part is the contact panel or the display body unit with the contact panel for possessing the protection base material with light shielding part.
In this case, in process B, preferably in the face for being provided with light shielding part or tactile of the protection base material with light shielding part
Above-mentioned hardening resin composition is coated with any one face or the two faces in the touch surface of control panel.
(iii) following manner：One optical element is the optical element with light shielding part, another optics fitted with it
Base material is to show body unit, and optical component obtained from least two optical elements are fitted is that possess the optics with light shielding part
The display body unit of base material.
In this case, in operation A, B, preferably in the side for being provided with light shielding part of the optical element with light shielding part
Above-mentioned hardening resin composition is coated with any one face or the two faces in the display surface of face or display body unit.
As the concrete example of the optical element with light shielding part, can enumerate for example：Display screen with light shielding part is used
Protection board or be provided with contact panel etc. of the protection base material with light shielding part.
For example, when the optical element with light shielding part is the protection board of the display screen with light shielding part, with screening
The face of the side for being provided with light shielding part of the optical element in light portion refers to the face of the side for being provided with light shielding part of the protection board.Separately
Outward, when the optical element with light shielding part is that possess the contact panel of the protection base material with light shielding part, with light shielding part
The face with light shielding part of protection base material is fitted with the touch surface of contact panel, therefore, optical element with light shielding part sets
The face for being equipped with the side of light shielding part refers to the substrate surface of the contact panel contrary with the touch surface of the contact panel.
The light shielding part of the optical element with light shielding part can be arranged at any part of optical element, but generally transparent
Frame-shaped is fabricated to around the optical element of tabular or lamellar, its width is preferably from about 0.5mm～about 10mm, is even more preferably about
1mm～about 8mm, more preferably about 2mm～about 8mm.
Above-mentioned first hardening resin composition 11 or above-mentioned second hardening resin composition to can be used as the present invention
12 hardening resin composition is illustrated.
The hardening resin composition of the present invention preferably comprises (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B).Separately
Outward, can be containing addible other compositions in for the hardening resin composition of optical applications as any condition.
It should be noted that " can add in for the hardening resin composition of optical applications " refers to not contain making admittedly
The transparency of compound is reduced to the additive of the degree that cannot be used for optical applications.
The thickness being fabricated to after solidification using the hardening resin composition used in the present invention is 200 μm of solidfied material
During piece, preferred average transmittance of the piece under the light of 400～800nm wavelength is more preferably at least more than 90%.
Ratio is preferably constituted with regard to the hardening resin composition, relative to the total amount of the hardening resin composition,
(methyl) acrylate (A) is 25～90 weight %, and Photoepolymerizationinitiater initiater (B) is 0.2～5 weight %, and other compositions are surplus.
In the hardening resin composition of the present invention, used as Photoepolymerizationinitiater initiater (B), commonly used photopolymerization causes
Agent can be used.
As (methyl) acrylate (A) in the hardening resin composition of the present invention, it is not particularly limited, preferably makes
With selected from carbamate (methyl) acrylate, (methyl) acrylate with polyisoprene skeleton, with poly- fourth
Any one in (methyl) acrylate, the group of (methyl) acrylate monomer composition of diene skeleton.More preferably comprising following
Both modes：In (i) carbamate (methyl) acrylate or (methyl) acrylate with polyisoprene skeleton
At least any one；And (ii) (methyl) acrylate monomer.
It should be noted that in this specification, during " (methyl) acrylate " is methacrylate and acrylate
Any one or both.For " (methyl) acrylic acid " etc. is also same.
Above-mentioned carbamate (methyl) acrylate can be by making polyhydric alcohol, polyisocyanates and hydroxyl (methyl)
Acrylate reactions are obtaining.
As polyhydric alcohol, can enumerate for example：Neopentyl glycol, 3- methyl isophthalic acids, 5- pentanediols, ethylene glycol, Propylene Glycol, 1,4-
The triols such as aklylene glycol, trimethylolpropane, the tetramethylolmethane of the carbon numbers such as butanediol, 1,6-HD 1～10, three rings
Alcohol with cyclic skeleton such as decane dimethanol, double [methylol] hexamethylene etc.；And by these polyhydric alcohol and polyprotic acid (example
Such as, succinic acid, phthalic acid, hexahydrophthalic anhydride, p-phthalic acid, adipic acid, Azelaic Acid, tetrahydrophthalic acid
Acid anhydride etc.) reaction obtained from PEPA, by caprolactone alcohol, poly- carbon obtained from the reaction of polyhydric alcohol and 6-caprolactone
Acid esters polyhydric alcohol (such as by PCDL etc. obtained from the reaction of 1,6-HD and diphenyl carbonate), polyethers are more
First alcohol (such as Polyethylene Glycol, polypropylene glycol, polytetramethylene glycol, ethylene-oxide-modified bisphenol-A etc.), hydrogenated polybutadiene diol etc. gather
Olefinic polyols etc..From the compatibility aspect with other (A) compositions, as above-mentioned polyhydric alcohol, preferred polypropylene glycol, hydrogen
Change polybutadiene diol, from the adaptation aspect to base material, particularly preferred weight average molecular weight is poly- the third of more than 2000
Glycol and hydrogenated polybutadiene diol.The upper limit of weight average molecular weight now is not particularly limited, and preferably less than 10000, more
Preferably less than 5000.In addition, as hydrogenated butadiene polymer polyhydric alcohol (A), as long as the hydrogen of common polybutadiene polyol
Changing reduzate can be to use, particularly in optical applications, preferred residual double bond much less first alcohol, as iodine number, especially
Preferably less than 20.In addition, with regard to molecular weight, the polyhydric alcohol of the molecular weight distribution that usually can be obtained can be used, especially
It is that particularly preferred molecular weight is 500～3000 polyhydric alcohol in the case where the balance of flexibility and curable is obtained.
As organic multiple isocyanate, can enumerate for example：Isophorone diisocyanate, the Carbimide. of hexa-methylene two
Ester, toluene di-isocyanate(TDI), XDI, diphenyl methane -4,4 '-diisocyanate or the polycyclopentadithio.henes of tetrahydrochysene two
Thiazolinyl isocyanates etc..
In addition, being that at least there is respectively a hydroxyl and one in 1 molecule as hydroxyl (methyl) acrylate
The compound of (methyl) acrylate, specifically, can enumerate：(methyl) 2-Hydroxy ethyl acrylate, Propylene Glycol list (first
Base) acrylate, butanediol list (methyl) acrylate, pentanediol list (methyl) acrylate, hexanediol list (methyl) propylene
Acid esters, diethylene glycol list (methyl) acrylate, dipropylene glycol list (methyl) acrylate, triethylene glycol list (methyl) acrylic acid
Ester, tripropylene glycol list (methyl) acrylate, TEG list (methyl) acrylate, polyethyleneglycol (methyl) acrylic acid
Ester, polypropylene glycol list (methyl) acrylate, neopentyl glycol single (methyl) acrylate, ethoxylation neopentyl glycol single (methyl)
List (methyl) acrylate of the dihydroxylic alcohols such as acrylate, 3-hydroxypivalic acid neopentyl glycol single (methyl) acrylate；
Trimethylolpropane list (methyl) acrylate, ethoxylated trimethylolpropane list (methyl) acrylate, third
Epoxide trimethylolpropane list (methyl) acrylate, three (2- hydroxyethyls) isocyanuric acid ester list (methyl) acrylate,
Glycerol list (methyl) acrylate, trimethylolpropane two (methyl) the acrylate, (first of ethoxylated trimethylolpropane two
Base) acrylate, propoxylation trimethylolpropane two (methyl) acrylate, three (2- hydroxyethyls) isocyanuric acid esters two
The mono acrylic esters of trihydroxylic alcohol such as (methyl) acrylate, glycerol two (methyl) acrylate and two (methyl) acrylate, general
Single (methyl) acrylate and two (methyl) propylene obtained from the part alkyl of the hydroxyl of these alcohol, 6-caprolactone are modified
Acid esters；
Tetramethylolmethane list (methyl) acrylate, dipentaerythritol list (methyl) acrylate, double trimethylolpropane list
(methyl) acrylate, tetramethylolmethane two (methyl) acrylate, dipentaerythritol two (methyl) acrylate, double trihydroxy methyls
Propane two (methyl) acrylate, tetramethylolmethane three (methyl) acrylate, dipentaerythritol three (methyl) acrylate, double three
Hydroxymethyl-propane three (methyl) acrylate, dipentaerythritol four (methyl) acrylate, double trimethylolpropane four (methyl)
It is more than the quaternarys such as acrylate, dipentaerythritol six (methyl) acrylate, double trimethylolpropane six (methyl) acrylate
Alcohol multifunctional (methyl) acrylate and the compound with hydroxyl, by the part alkyl of the hydroxyl of these alcohol, ε-
Multifunctional (methyl) acrylate with hydroxyl obtained from caprolactone modification；Etc..
From curable and excellent flexibility aspect, above-mentioned (methyl) acrylic acid with least more than one hydroxyl
In ester compounds (C), particularly preferred (methyl) 2-Hydroxy ethyl acrylate.From the easy aspect of workability, in the present invention
In, polymerizable compound described later (F) can be added in reaction.
Reaction for obtaining above-mentioned carbamate (methyl) acrylate is for example carried out as follows.That is, in polyhydric alcohol
1.1～2.0 equivalents, further preferably are preferably with the NCO relative to the every 1 equivalent organic multiple isocyanate of its hydroxyl
Mode for 1.1～1.5 equivalents mixes organic multiple isocyanate, and under preferably 70 DEG C～90 DEG C of reaction temperature it is reacted
And synthesis of carbamates oligomer (the first reaction).Then, with relative to the NCO of oligourethane per 1
The hydroxyl of equivalent of hydroxyl groups (methyl) acrylate compounds is preferably the mode of 1～1.5 equivalent and mixes hydroxyl (methyl) acrylic acid
Ester compounds, at 70 DEG C～90 DEG C it is reacted such that it is able to obtain carbamate (methyl) acrylic acid as target
Ester (the second reaction).
In the present invention, the first reaction can be carried out under solvent-free, but in order to improve the viscosity of product, improve workability,
It is preferred that not having in the solvent of alcoholic extract hydroxyl group or carrying out in polymerizable compound described later (F).As the concrete example of solvent, can be with
The ketones such as acetone, butanone, methyl iso-butyl ketone (MIBK), Ketohexamethylene, benzene,toluene,xylene, durol etc. it is aromatic hydrocarbon,
Glycol dimethyl ether, ethylene glycol diethyl ether, dimethyl ether, dipropylene glycol diethyl ether, TRIGLYME, three second two
The glycol ethers such as diethylene glycol diethyl ether, ethyl acetate, butyl acetate, methylcellosolve acetate, ethyl cellosolve acetate, butyl are molten
Fine agent acetass, carbitol acetate, propylene glycol methyl ether acetate, propylene glycol monoethyl ether acetate, dipropylene glycol monomethyl ether
The cyclic esters such as the esters such as acetass, dialkyl glutarate, dialkyl succinate, hexanedioic acid dialkyl ester, gamma-butyrolacton
Enter in the single or mixed organic solvents of the petroleum solvents such as class, petroleum ether, Petroleum, hydrogenated naphtha, solvent naphtha etc.
OK.
Reaction temperature is usually 30～150 DEG C, is preferably 50～100 DEG C of scope.The terminal of reaction passes through isocyanates
The reduction of amount is confirming.In addition, in the response time in order to shorten them, can add catalyst.As the catalyst, can make
With any one in base catalyst and acidic catalyst.As the example of base catalyst, can enumerate：Pyridine, pyrroles, three
The phosphines such as the amines such as ethamine, diethylamine, dibutyl amine, ammonia, tributylphosphine, triphenylphosphine.In addition, showing as acidic catalyst
Example, can enumerate：Copper naphthenate, cobalt naphthenate, zinc naphthenate, aluminium butoxide, tetraisopropoxy titanium, tetrabutyl zirconate, chlorine
Change the lewis acid catalysts such as aluminum, tin octoate, trilauryl tin octylate, dibutyl tin laurate, octyltin diacetate.These
The addition of catalyst leads to relative to the weight portion of total weight parts 100 of diol compound (A+D) and polyisocyanate compound (B)
It is often 0.1～1 weight portion.
The urethanes (E) of the present invention can be by making have at least more than one hydroxyl after the first reaction
(methyl) acrylate compounds (C) continue to react (the second reaction) and obtain with the NCO of residual.
Second reaction of the present invention is thrown with the equivalent relation that the NCO of the intermediate obtained after the first reaction disappears
Material.Specifically, preferably with respect to the NCO base 1.0mol of the intermediate obtained after the first reaction, make that there is at least more than one
The OH bases of (methyl) acrylate compounds (C) of hydroxyl are 1.0～3.0mol, more preferably 1.0～2.0mol.
Second reaction of the present invention can also be carried out under solvent-free, but in order to improve the viscosity of product, improve workability,
It is preferred that carrying out in polymerizable compound (F) described later in above-mentioned solvent and/or in the present invention.In addition, reaction temperature is usually
30～150 DEG C, preferably 50～100 DEG C of scope.The terminal of reaction is confirmed by the reduction of amount of isocyanate.In order to shorten
In their response time, above-mentioned catalyst can be added.
Generally it has been added with the polymerization inhibitors such as 4- methoxyphenols in acrylate compounds as raw material, but can be
Again polymerization inhibitor is added during reaction.As the example of such polymerization inhibitor, can enumerate：Hydroquinone, 4- methoxyphenols, 2,4- bis-
Methyl-6-tert-butylphenol, 2,6- di-t-butyl -4- cresol, 3- hydroxythiophenols, 1,4-benzoquinone, 2,5- dihydroxy 1,4-benzoquinone, fen
Thiazine etc..Its consumption is 0.01～1 weight % relative to reacting material mixture.
As the weight average molecular weight of above-mentioned carbamate (methyl) acrylate, preferably from about 7000～about 25000, more
Preferably from about 10000～about 20000.When weight average molecular weight is less than 7000, exists and shrink the tendency for becoming big, weight average molecular weight is more than
When 25000, there is the tendency of curable variation.
In the hardening resin composition of the present invention, carbamate (methyl) acrylate can using it is a kind of or with
Arbitrary ratio mixing is two or more using.Light-cured type transparent adhesive tape of carbamate (methyl) acrylate in the present invention
Part by weight in adhesive composition is preferably generally 20～80 weight %, more preferably 30～70 weight %.
Above-mentioned (methyl) acrylate with polyisoprene skeleton has in the end of polyisoprene molecule or side chain
There is (methyl) acryloyl group.(methyl) acrylate with polyisoprene skeleton can be with UC-203 (Kuraray company system)
Mode obtain.The number-average molecular weight by polystyrene conversion of (methyl) acrylate with polyisoprene skeleton is preferred
For about 1000～about 50000, even more preferably about 25000～about 45000.
Light-cured type transparent adhesive compositionss of (methyl) acrylate with polyisoprene skeleton in the present invention
In part by weight be preferably generally 20～80 weight %, more preferably 30～70 weight %.
Above-mentioned (methyl) acrylate with polybutadiene skeleton has (first in the end of polybutadiene molecule or side chain
Base) acryloyl group.(methyl) acrylate with polybutadiene skeleton can be with " TEAI-1000 (Japanese Cao Da companies
System) ", " TE-2000 (Japanese Cao reach at company system) ", " EMA-3000 (Japanese Cao reaches company system) ", " (Osaka is organic for SPBDA-S30
Chemical industrial company's system) " mode obtain.(methyl) acrylate with polybutadiene skeleton by polystyrene conversion
Number-average molecular weight is preferably from about 1000～about 30000, even more preferably about 1000～about 10000.
As above-mentioned (methyl) acrylate monomer, it may be preferred to using in the molecule with (methyl) acryloyl group
(methyl) acrylate.
Here, (methyl) acrylate monomer is represented except above-mentioned carbamate (methyl) acrylate, following epoxies
(methyl) acrylate beyond (methyl) acrylate and above-mentioned (methyl) acrylate with polyisoprene skeleton.
As (methyl) acrylate in the molecule with (methyl) acryloyl group, specifically, can enumerate：
(methyl) Isooctyl acrylate monomer, (methyl) isoamyl acrylate, (methyl) lauryl acrylate, (methyl) isodecyl acrylate,
(methyl) stearyl acrylate ester, the different stearyl ester of (methyl) acrylic acid, (methyl) aliphatic acrylate, (methyl) acrylic acid are different
The Arrcostab of (methyl) acrylic acid carbon number 5～20 such as tetradecane base ester, (methyl) tridecyl acrylate, (methyl) propylene
Acid benzyl ester, (methyl) tetrahydrofurfuryl acrylate, acryloyl morpholine, (methyl) phenylethyl ethylene oxidic ester, tristane
(methyl) acrylate, propylene acid dihydride dicyclopentadiene base ester, (methyl) propylene acid dihydride dicyclopentadiene base epoxide
Ethyl ester, (methyl) isobornyl acrylate, (methyl) acrylic acid tetrahydrochysene dicyclopentadiene base ester, acrylic acid -1- adamantyls
Ester, acrylic acid -2- methyl -2- adamantane esters, acrylic acid-2-ethyl -2- adamantane esters, methacrylic acid -1- diamantane (obsolete)
Base ester, (methyl) nonylphenol acrylate phenyl ester of polypropylene oxide, (methyl) acrylic acid dicyclopentadiene epoxide ethyl ester etc.
(methyl) acrylate with cyclic skeleton, (methyl) 2-hydroxypropyl acrylate, (methyl) acrylic acid -4- hydroxybutyls
Deng with the Arrcostab of (methyl) acrylic acid carbon number 1～5 of hydroxyl, ethoxydiglycol (methyl) acrylate, poly- third
The poly alkylene glycol (methyl) third such as glycol (methyl) acrylate, (methyl) nonylphenol acrylate phenyl ester of polypropylene oxide
Olefin(e) acid ester, ethylene-oxide-modified phenoxylation phosphoric acid (methyl) acrylate, ethylene-oxide-modified butoxylated phosphoric acid (first
Base) acrylate and ethylene-oxide-modified octyloxy phosphoric acid (methyl) acrylate etc..Wherein, preferred (methyl) acrylic acid
The Arrcostab of carbon number 10～20,2- ethylhexyl carbitol acrylate, acryloyl morpholine, (methyl) acrylic acid -4- hydroxyls
Base butyl ester, (methyl) tetrahydrofurfuryl acrylate, the different stearyl ester of (methyl) acrylic acid, (methyl) propylene acid dihydride dicyclopentadiene
(methyl) nonylphenol acrylate phenyl ester of base epoxide ethyl ester, polypropylene oxide, from the flexibility aspect of resin, especially
It is preferred that the Arrcostab of (methyl) acrylic acid carbon number 10～20, (methyl) propylene acid dihydride dicyclopentadiene base epoxide ethyl ester,
(methyl) nonylphenol acrylate phenyl ester of polypropylene oxide, (methyl) tetrahydrofurfuryl acrylate.
On the other hand, from the viewpoint of the adaptation from raising to glass, (methyl) the acrylic acid carbon preferably with hydroxyl
The Arrcostab of atomic number 1～5, acryloyl morpholine, particularly preferred acryloyl morpholine.
In the compositionss of the present invention, can be in the range of the characteristic for not damaging the present invention containing with (methyl) third
(methyl) acrylate beyond (methyl) acrylate of enoyl-.Can enumerate for example：(the first of Tricyclodecane Dimethanol two
Base) acrylate, dioxane glycol two (methyl) acrylate, polypropylene glycol two (methyl) acrylate, polybutadiene
Alcohol two (methyl) acrylate, alkylene oxide modified bisphenol A type two (methyl) acrylate, caprolactone modification 3-hydroxypivalic acid new penta
(methyl) acrylate of glycol two and ethylene-oxide-modified di(2-ethylhexyl)phosphate (methyl) acrylate, trimethylolpropane tris (methyl) third
The trihydroxy methyl C2 such as olefin(e) acid ester, trihydroxy methyl octane three (methyl) acrylate～C10 alkane three (methyl) acrylate, three hydroxyls
Poly- propoxyl group three (methyl) acrylate of methylpropane polyethoxy three (methyl) acrylate, trimethylolpropane, three hydroxyl first
The trihydroxy methyl C2 such as poly- propoxyl group three (methyl) acrylate of base propane polyethoxy～(methyl) third of C10 alkane poly-alkoxyl three
Olefin(e) acid ester, three [(methyl) acryloyl-oxyethyl] isocyanuric acid esters, tetramethylolmethane three (methyl) acrylate, oxirane change
The epoxies such as property trimethylolpropane tris (methyl) acrylate, epoxy pronane modification trimethylolpropane tris (methyl) acrylate
Alkane is modified trimethylolpropane tris (methyl) acrylate, tetramethylolmethane polyethoxy four (methyl) acrylate, tetramethylolmethane
Poly- propoxyl group four (methyl) acrylate, tetramethylolmethane four (methyl) acrylate, double trimethylolpropane four (methyl) propylene
Acid esters, dipentaerythritol four (methyl) acrylate, dipentaerythritol five (methyl) acrylate, dipentaerythritol six (methyl)
Acrylate etc..
In the present invention, and use in the case of, in order to suppress cure shrinkage, preferably use simple function or dual functional
(methyl) acrylate.
In the hardening resin composition of the present invention, these (methyl) acrylate monomer compositions can using it is a kind of or with
Arbitrary ratio mixing is two or more using.Light-cured type transparent adhesive group of (methyl) acrylate monomer in the present invention
Part by weight in compound is preferably generally 5～70 weight %, more preferably 10～50 weight %.During less than 5 weight %, exist
The tendency that curable is deteriorated, during more than 70 weight %, exists and shrinks the tendency for becoming big.
Comprising (i) carbamate (methyl) acrylate or with polyisoprene in the hardening resin composition
In (methyl) acrylate of skeleton at least any one；And in the mode of (ii) (methyl) both acrylate monomers,
I () and (ii) total content of both are preferably generally 25～90 weight %, more preferably relative to the total amount of the resin combination
For 40～90 weight %, more preferably 40～80 weight %.
In the hardening resin composition of the present invention, epoxy can be used in the range of the characteristic for not damaging the present invention
(methyl) acrylate.Epoxy (methyl) acrylate has and improves curable and improve the hardness of solidfied material, curing rate
Function.In addition, as epoxy (methyl) acrylate, as long as by making diglycidyl ether type epoxy compound and (methyl) third
Epoxy obtained from olefine acid reaction (methyl) acrylate then can be used, used as preferably using for obtaining epoxy (first
Base) acrylate diglycidyl ether type epoxy compound, can enumerate：Two shrinks of bisphenol-A or its alkylene oxide addition product are sweet
Two shrinks of oily ether, the diglycidyl ether of Bisphenol F or its alkylene oxide addition product, hydrogenated bisphenol A or its alkylene oxide addition product are sweet
Oily ether, the diglycidyl ether of A Hydrogenated Bisphenol A F or its alkylene oxide addition product, Ethylene glycol diglycidyl ether, Propylene Glycol two are shunk
Glycerin ether, neopentylglycol diglycidyl ether, butanediol diglycidyl ether, hexanediol diglycidyl ether, hexamethylene diformazan
Alcohol diglycidyl ether, polypropylene glycol diglycidyl ether etc..
Epoxy (methyl) acrylate can be by making these diglycidyl ether type epoxy compounds and (methyl) acrylic acid
React under conditions of as described below and obtain.
Rubbed as 0.9～1.5 with equivalent (methyl) acrylic acid of epoxy radicals 1 relative to diglycidyl ether type epoxy compound
You, more preferably 0.95～1.1 mole of ratio reaction.Reaction temperature be preferably 80 DEG C～120 DEG C, the response time be for about 10 little
When～about 35 hours.In order to promote reaction, preferably use such as triphenylphosphine, TAP, triethanolamine, tetraethylammonium chloride etc. and urge
Agent.In addition, in reaction, in order to prevent polymerization, it is also possible to use such as p methoxy phenol, methylnaphthohydroquinone etc. as inhibition
Agent.
It is by bisphenol A type epoxy compound as epoxy (methyl) acrylate that can be preferably used in the present invention
Bisphenol type epoxy (methyl) acrylate for obtaining.As the weight average molecular weight of epoxy (methyl) acrylate, preferably 500
～10000.
Part by weight of epoxy (methyl) acrylate in the hardening resin composition of the present invention is usually 1～80 weight
Amount %, preferably 5～30 weight %.
As the content ratio of (methyl) acrylate (A) in the hardening resin composition of the present invention, relative to solid
The total amount of the property changed resin combination be preferably 25～90 weight %, more preferably 40～90 weight %, more preferably 40～
80 weight %.
In the hardening resin composition of the present invention, preferably comprise selected from above-mentioned carbamate (methyl) acrylic acid
In the group of ester, above-mentioned (methyl) acrylate with polyisoprene skeleton and above-mentioned (methyl) acrylate monomer composition
At least one conduct (methyl) acrylate (A).The content ratio of above-mentioned carbamate (methyl) acrylate is preferably 20
～80 weight %, more preferably 30～70 weight %, above-mentioned (methyl) acrylate with polyisoprene skeleton contains
Ratio is preferably 20～80 weight %, more preferably 30～70 weight %, the content ratio of above-mentioned (methyl) acrylate monomer
Preferably 5～70 weight %, more preferably 10～50 weight %.
In the hardening resin composition of the present invention, it is further preferred that, containing above-mentioned carbamate (methyl)
Acrylate or (methyl) acrylate with polyisoprene skeleton are used as (methyl) acrylate (A), its content ratio
For 20～80 weight %, 30～70 weight % are preferably, and containing (methyl) acrylate monomer, its content ratio is 5～70
Weight %, preferably 10～50 weight %.
As Photoepolymerizationinitiater initiater (B) contained in the present compositions, it is not particularly limited, example can be enumerated
Such as：It is 2,4,6- trimethyl benzoyl diphenyl base phosphine oxides, 2,4,6- trimethylbenzoyl phenyl ethyoxyl phosphine oxides, double
(2,4,6- trimethylbenzoyls)-phenyl phosphine oxide, double (2,6- Dimethoxybenzoyls) -2,4,4- tri-methyl-amyl oxygen
Change phosphine, 1- hydroxycyclohexyl phenyl ketones (Irgacure (trade name) 184；BASF systems), 2- hydroxy-2-methyls-[4- (1- first
Base vinyl) phenyl] propanol oligomer (ESACURE (trade name) ONE；Lamberti system), 1- [4- (2- '-hydroxyethoxies
Base)-phenyl] -2- hydroxy-2-methyl -1- propane -1- ketone (Irgacure 2959；BASF systems), 2- hydroxyl -1- { 4- [4- (2-
Hydroxy-2-methyl propiono)-benzyl]-phenyl } -2- methylpropane -1- ketone (Irgacure 127；BASF systems), 2,2- diformazans
Epoxide -2- phenyl acetophenones (Irgacure 651；BASF systems), 2- hydroxy-2-methyl -1- phenyl-propane -1- ketone (Darocur
(trade name) 1173；BASF systems), 2- methyl isophthalic acids-[4- (methyl mercapto) phenyl] -2- morpholinopropane -1- ketone (Irgacure
907；BASF systems), oxo phenylacetic acid 2- [2- oxo -2- phenylacetyl epoxide ethyoxyls] ethyl esters and oxo phenylacetic acid 2- [2- hydroxyls
Base oxethyl] ethyl ester mixture (Irgacure 754；BASF systems), 2- benzyl -2- dimethylamino -1- (4- morpholinyl benzene
Base)-butane -1- ketone, CTX, 2,4- dimethyl thioxanthones, 2,4- diisopropylthioxanthones, isopropyl thioxanthone etc..
In the present invention, with regard to above-mentioned Photoepolymerizationinitiater initiater (B), it is preferably used in the 302nm determined in acetonitrile or methanol
Or the molar extinction coefficient under 313nm is more than 300ml/ (gcm) and the molar extinction coefficient under 365nm is 100ml/
(gcm) Photoepolymerizationinitiater initiater below.By using such Photoepolymerizationinitiater initiater, raising adhesive strength is can aid in.
Solidification when by the molar extinction coefficient under 302nm or 313nm being more than 300ml/ (gcm), solidification in above-mentioned operation D
Become abundant.On the other hand, by the molar extinction coefficient under 365nm be 100ml/ (gcm) below, in above-mentioned operation A, B
In solidification when can suitably suppress excessive solidification, can further improve adaptation.
As such Photoepolymerizationinitiater initiater (B), can enumerate for example：1- hydroxycyclohexyl phenyl ketone (Irgacure
184；BASF systems), 2- hydroxy-2-methyl -1- phenyl-propan -1- ketone (Darocur 1173；BASF systems), 1- [4- (2- hydroxyls
Ethyoxyl) phenyl] -2- hydroxy-2-methyl -1- propane -1- ketone (Irgacure 2959；BASF systems), phenylglyoxalates methyl ester
(Darocur MBF；BASF systems) etc..
In the hardening resin composition of the present invention, these Photoepolymerizationinitiater initiaters (B) can be using one kind or with any
Ratio mixing it is two or more using.Weight of the Photoepolymerizationinitiater initiater (B) in the photocurable resin compositionss of the present invention
Ratio is preferably generally 0.2～5 weight %, more preferably 0.3～3 weight %.During more than 5 weight %, obtaining that there is solidification
During the solidified material layer of part and the uncured portion for being present in the side contrary with optical element side, it is possible to can not form not solid
Change the transparency variation of part or resin cured matter layer.
In addition to above-mentioned (methyl) acrylate (A) and above-mentioned Photoepolymerizationinitiater initiater (B), the curable resin of the present invention
Compositionss can be containing the following photopolymerization initiator auxiliary agent, compound of the structure with represented by formula (1) described later, aftermentioned
Softening ingredient and additive described later etc. as other compositions.Hardening resin composition of other compositions relative to the present invention
The content ratio of total amount be above-mentioned (methyl) acrylate (A) and above-mentioned Photoepolymerizationinitiater initiater (B) are deducted from total amount total
Surplus after amount.Specifically, the total amount of other compositions is preferred relative to the total amount of the hardening resin composition of the present invention
For about 0 weight %～about 74 weight %, even more preferably about 5 weight %～about 70 weight %.
Further, it is also possible to be able to will be used in combination with above-mentioned Photoepolymerizationinitiater initiater as amine of photopolymerization initiator auxiliary agent etc..As
Amine that can be used etc., can enumerate：Benzoic acid -2- dimethylamino ethyl esters, dimethylamino benzoylformaldoxime, to dimethylamino
Ethyl benzoate or ESCAROL 507 isopentyl ester etc..In the case of using photopolymerization initiator auxiliary agents such as the amines,
Content in the gluing use resin combination of the present invention is preferably generally 0.005～5 weight %, more preferably 0.01～3 weight
Amount %.
The hardening resin composition of the present invention can as needed containing the chemical combination with the structure represented by formula (1)
Thing.
[changing 1]
(in formula, n represents 0～40 integer, and m represents 10～50 integer.R1And R2Can be with identical, it is also possible to different.R1
And R2It is alkyl, the thiazolinyl of carbon number 1～18, the alkynyl of carbon number 1～18 or the carbon number 5 of carbon number 1～18
～18 aryl)
Compound with the structure represented by formula (1) can be with such as Japan Oil Co UNISAFE (commodity
Name) mode of PKA-5017 (polyethylene glycol Propylene Glycol pi-allyl butyl ether) etc. obtains.
During using the compound with the structure represented by formula (1), the part by weight in hardening resin composition
Preferably generally 10～80 weight %, more preferably 10～70 weight %.
Softening ingredient can be as needed used in the hardening resin composition of the present invention.As the softening that can be used into
The concrete example for dividing, can enumerate：Except above-mentioned (methyl) acrylate and the compound with the structure represented by formula (1) with
Outer polymer or oligomer, phthalate, phosphoric acid ester, diol-lipid, citric acid ester type, fatty group dibasic acid
Class, fatty acid ester, epoxy plasticizer, Semen Ricini oils, terpenic series hydrogenated resin etc..As above-mentioned oligomer, polymer
Example, can illustrate：Oligomer with polyisoprene skeleton, polybutadiene skeleton, polybutene skeleton or dimethylbenzene skeleton
Or polymer and its carboxylate, according to circumstances preferably use the polymer with polybutadiene skeleton or oligomer and its esterification
Thing.As the polymer with polybutadiene skeleton or the concrete example of oligomer and its carboxylate, can enumerate：Butadiene homopolymerization
Thing, epoxide modified polybutadiene, butadiene-styrene random copolymer, maleic acid modified polybutadiene and terminal hydroxyl are modified
Liquid polybutadiene or liquid hydrogenated polybutadiene.In addition, in softening ingredient, it is also possible to be used in mixed way above-mentioned each soften into
Point.
Part by weight of the softening ingredient in hardening resin composition is preferably generally 10～80 weight %, more preferably
For 10～70 weight %.
In the hardening resin composition of the present invention, antioxidant, organic solvent, silane idol can be added as needed on
Connection agent, polymerization inhibitor, levelling agent, antistatic agent, surface lubricant, fluorescent whitening agent, light stabilizer (for example, hindered amine compound
Deng), the additive such as filler.
As the concrete example of antioxidant, can enumerate for example：Double (the just pungent sulfenyl) -6- (4- hydroxyl -3,5- of BHT, 2,4-
Di-tert-butyl amido) -1,3,5- triazines, tetramethylolmethane four [3- (3,5- di-tert-butyl-hydroxy phenyls) propionic ester], 2,2-
Double [3- (the 3- tert-butyl group -5- the first of thiodiethylene double [3- (3,5- di-tert-butyl-hydroxy phenyls) propionic esters], triethylene glycol
Base -4- hydroxy phenyls) propionic ester], 1,6-HD double [3- (the 3- tert-butyl group -5- methyl -4- hydroxy phenyls) propionic ester], 3-
(3,5- di-tert-butyl-hydroxy phenyls) propanoic acid stearyl, N, N- hexamethylene bis (3,5- di-t-butyl -4- hydroxyl hydrogens
Change cinnamamide), 1,3,5- trimethyls -2,4,6- three (3,5- di-tert-butyl-4-hydroxyl benzyls) benzene, three (3,5- di-t-butyls -
4- hydroxybenzyls) isocyanuric acid ester, octylated diphenylamine, 2,4- double [(pungent sulfenyl) methyl] orthoresol, 3- (the tertiary fourths of 3,5- bis-
Base -4- hydroxy phenyls) the different monooctyl ester of propanoic acid, dibenzylatiooluene etc..
As the concrete example of organic solvent, can enumerate for example：The alcohols such as methanol, ethanol, isopropanol；Dimethylsulfone, diformazan
Base sulfoxide, tetrahydrofuran, dioxane, toluene, dimethylbenzene etc..
As the concrete example of silane coupler, can enumerate for example：3- glycidoxypropyltrime,hoxysilanes, 3- rings
Oxygen propoxypropyl methyl dimethoxysilane, 3- glycidoxypropyl dimethoxysilanes, 2- (3,4- epoxy hexamethylenes
Base) ethyl trimethoxy silane, N- (2- amino-ethyls) 3- amino propyl methyl dimethoxysilanes, γ-mercaptopropyi front three
TMOS, N- (2- amino-ethyls) -3- amino propyl methyl trimethoxy silanes, APTES, 3-
Mercaptopropyi trimethoxy silane, vinyltrimethoxy silane, N- (2- (vinyl-benzylamino) ethyl) 3- aminopropyls
Trimethoxy silane hydrochlorate, 3- methacryloxypropyl trimethoxy silanes, 3- chloropropylmethyldimethoxysilanes,
The silane coupling agents such as 3- r-chloropropyl trimethoxyl silanes；Isopropyl (N- ethylaminoethyl amino) titanate esters, isopropyl three
Isostearoyl base titanate esters, two (dioctylphyrophosphoric acid ester) fluoroacetic acid titaniums, tetra isopropyl two (dioctyl phosphito ester) titanate esters,
The titanium class coupling agents such as new alkoxyl three (to N- (beta-aminoethyl) aminophenyl) titanate esters；Acetylacetone,2,4-pentanedione zirconium, methacrylic acid
Zirconium, propanoic acid zirconium, new alkoxy zirconium ester, the new trineodecanoyl zirconate of new alkoxyl three, new alkoxyl three (lauroyl) benzene sulphur
Acyl group zirconate, new alkoxyl three (ethylene amino-ethyl) zirconate, new alkoxyl three (m-aminophenyl base) zirconate, carbon
The zirconium class coupling agents such as sour zirconium ammonium, aluminium acetylacetonate, aluminium methacrylate, propanoic acid aluminum or aluminum class coupling agent etc..
As the concrete example of polymerization inhibitor, can enumerate：P methoxy phenol, methylnaphthohydroquinone etc..
As the concrete example of light stabilizer, can enumerate for example：1,2,2,6,6- pentamethyl -4- piperidine alcohols, 2,2,6,6-
Tetramethyl -4- piperidine alcohols, (methyl) acrylic acid -1,2,2,6,6- pentamethyl -4- piperidines base ester (Ai Dike Co. Ltd. systems, LA-
82), 1,2,3,4- ethylene-dimalonic acids four (1,2,2,6,6- pentamethyl -4- piperidyls) ester, 1,2,3,4- ethylene-dimalonic acids four (2,
2,6,6- tetramethyl -4- piperidyls) ester, 1,2,3,4- ethylene-dimalonic acids and 1,2,2,6,6- pentamethyl -4- piperidine alcohols and 3,9-
Double (2- hydroxyl -1,1- dimethyl ethyls) undecanoic mixed ester compounds of the oxaspiros of -2,4,8,10- four [5.5], decanedioic acid two
(2,2,6,6- tetramethyl -4- piperidyls) sebacate, (1- hendecane epoxide -2,2,6,6- tetramethyl piperidine -4- of carbonic acid two
Base) ester, methacrylic acid -2,2,6,6- tetramethyl -4- piperidines base esters, decanedioic acid two (2,2,6,6- tetramethyl -4- piperidyls)
Ester, decanedioic acid two (1,2,2,6,6- pentamethyl -4- piperidyls) ester, 4 benzoyloxy 2,2,6,6 tetramethyl piperidine, 1-
[2- [3- (3,5- di-tert-butyl-hydroxy phenyls) propionyloxy] ethyl] -4- [3- (3,5- di-tert-butyl-hydroxy phenyls)
Propionyloxy] -2,2,6,6- tetramethyl piperidines, methacrylic acid -1,2,2,6,6- pentamethyl -4- piperidines base esters, [[3,5- is double
(1,1- dimethyl ethyls) -4- hydroxy phenyls] methyl] butylmalonic acid two (1,2,2,6,6- pentamethyl -4- piperidyls) ester, the last of the ten Heavenly stems
Diacid two (2,2,6,6- tetramethyl -1- (octyloxy) -4- piperidyls) ester, 1,1- dimethyl ethyl hydrogen peroxide is anti-with octane
Answer product, N, N ', N " N " '-four (double (butyl-(N- methyl -2,2,6,6- tetramethyl piperidine -4- bases) amino)-triazines of 4,6- -
2- yls) -4,7- diaza decane -1,10- diamidogen, dibutyl amine 1,3,5- triazines N, N '-bis- (2,2,6,6- tetramethyl -4-
Piperidyl) -1,6- hexamethylene diamines and N- (2,2,6,6- tetramethyl -4- piperidyls) butylamine condensation polymer, it is poly- [[6- (1,1,
3,3- tetramethyl butyls) amino -1,3,5- triazine -2,4- diyls] [(2,2,6,6- tetramethyl -4- piperidyls) imino group] six be sub-
Methyl [(2,2,6,6- tetramethyl -4- piperidyls) imino group]], dimethyl succinate and 4- hydroxyl -2,2,6,6- tetramethyl -1-
The polymer of piperidine ethanol, 2,2,4,4- tetramethyl -20- (β-lauryl Epoxide carbonyl) ethyl -7- oxa- -3,20- diazas
Two spiral shells [5.1.11.2] heneicosane -21- ketone, Beta-alanine, N- (2,2,6,6- tetramethyl -4- piperidyls)-dodecyl ester/
Tetradecane base ester, N- acetyl group -3- dodecyl -1- (2,2,6,6- tetramethyl -4- piperidyls) pyrrolidine-2,5-dione, 2,
Spiral shell [5.1.11.2] heneicosane -21- ketone of 2,4,4- tetramethyl -7- oxa- -3,20- diazas two, 2,2,4,4- tetramethyls -
21- oxa- -3,20- diazabicylos-[5.1.11.2]-heneicosane -20- propanoic acid dodecyl esters/tetradecane base ester, the third two
Sour [(4- methoxyphenyls) methylene] double (1,2,2,6,6- pentamethyl -4- piperidyls) esters, 2,2,6,6- tetramethyl -4- piperidines
The high-grade aliphatic ester of alcohol, 1,3- benzenedicarboxamides, N, N '-hindered amines, Austria such as bis- (2,2,6,6- tetramethyl -4- piperidyls)
The benzophenone compounds such as his benzophenone, 2- (2H- benzotriazole -2- bases) -4- (1,1,3,3- tetramethyl butyls) phenol, 2-
(2- hydroxy-5-methyl base phenyl) benzotriazole, 2- [2- hydroxyl -3- (3,4,5,6- tetrahydric phthalimide ylmethyls) -5-
Aminomethyl phenyl] benzotriazole, 2- (the 3- tert-butyl group -2- hydroxy-5-methyl base phenyl) -5- chlorobenzotriazoles, 2- (2- hydroxyl -3,5-
Di-tert-pentyl-phenyl) benzotriazole, 3- (3- (2H- benzotriazole -2- bases) -5- tert-butyl-hydroxy phenyls) methyl propionates with
The benzotriazole chemical combination such as product, 2- (2H- benzotriazole -2- the bases) -6- dodecyl -4- methylphenols of Polyethylene Glycol
The benzoates such as thing, 2,4- di-tert-butyl-phenyl -3,5- di-tert-butyl-4-hydroxybenzoic acid esters, 2- (4,6- diphenyl -1,
3,5- triazine -2- bases) compound in triazine class such as -5- [(hexyl) epoxide] phenol etc., particularly preferably hindered amine compound.
As the concrete example of filler, can enumerate for example：Crystalline silica, fused silica, aluminium oxide, zirconium
Stone, calcium silicates, Calcium Carbonate, carborundum, silicon nitride, boron nitride, zirconium oxide, forsterite, steatite, spinelle, titanium dioxide,
The powder body of Talcum etc. or by pearl etc. obtained from their nodularizations.
In the case of there are various additives in the composition, various additives are in light-cured type transparent adhesive compositionss
In part by weight be preferably 0.01～3 weight %, more preferably more preferably 0.01～1 weight %, 0.02～0.5 weight
Amount %.
The hardening resin composition of the present invention can be by carrying out mixed dissolution by above-mentioned each composition in room temperature～80 DEG C
And obtain, it is also possible to remove field trash as desired by the operation such as filtration.When considering coating, the gluing of the present invention uses resin
The match ratio of the preferably appropriate modifying ingredients of compositionss causes the scope that 25 DEG C of viscosity is 300～15000mPas.
The hardening resin composition of the present invention is used at least two optics bases by above-mentioned [operation A]～[step D]
The method that material is fitted and manufactures optical component.
The cure shrinkage of the solidfied material of the hardening resin composition of the present invention is in the first hardening resin composition
In the case of be preferably less than 3.0%, particularly preferably less than 2.0%.In addition, in the case of the second hardening resin composition
Preferably less than 4.0%, particularly preferably less than 3.0%.Thus, when hardening resin composition solidifies, resin can be reduced
The internal stress of accumulation in solidfied material, can effectively prevent in base material and the layer of the solidfied material comprising hardening resin composition
Interface produces strain.
In addition, in the case where the base materials such as glass are thin, when cure shrinkage is big, warpage increase during solidification, therefore to aobvious
Show that performance brings big harmful effect, therefore, from this viewpoint, it is also preferred that cure shrinkage is less.
The absorbance of the solidfied material under 400nm～800nm of the hardening resin composition of the present invention be preferably 90% with
On.In the case that absorbance is less than 90%, light is difficult to transmit, when for display device, it is possible to which visuality can be reduced.
In addition, solidfied material is when the absorbance of 400nm～450nm is high, the raising of visuality can be further expected, therefore
Absorbance under 400nm～450nm is preferably more than 90%.
As first hardening resin composition 11 or the second hardening resin composition 12 of the present invention, preferably comprise
(I) carbamate (methyl) acrylate or (methyl) acrylate with polyisoprene skeleton, (II) (methyl) third
Olefin(e) acid ester monomer and Photoepolymerizationinitiater initiater.
Also, it is preferred that the first hardening resin composition 11 and the second hardening resin composition 12 are using containing above-mentioned
(I) composition obtains image display device with the resin combination of (II) composition.
Additionally, it is preferred that further containing above-mentioned softening ingredient as softening agent, particularly preferred first curable resin combination
The hardening resin composition 12 of thing 11 and second contains softening ingredient.In softening ingredient, terpenic series resin is preferably used (especially
It is solid-state terpenic series resin).
Used in manufacture method with regard to the present invention containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B)
Hardening resin composition, it is following to describe several optimal ways." weight % " in the content of each composition is represented relative to this
The content ratio of the total amount of the hardening resin composition of invention.
(A1)
Hardening resin composition described in (5) as described above, wherein, above-mentioned (methyl) acrylate (A) is selected from ammonia
Carbamate (methyl) acrylate, (methyl) acrylate with polyisoprene skeleton and (methyl) acrylate monomer
At least one (methyl) acrylate in the group of composition.
(A2)
Hardening resin composition described in (5) or above-mentioned (A1) as described above, wherein,
Containing both following as above-mentioned (methyl) acrylate (A),
In (i) carbamate (methyl) acrylate or (methyl) acrylate with polyisoprene skeleton extremely
Lack any one；And
(ii) (methyl) acrylate monomer.
(A3)
Hardening resin composition described in (5) or above-mentioned (A1) as described above, wherein,
Containing both following as above-mentioned (methyl) acrylate (A),
I () is anti-by poly- C2-C4 aklylene glycols, diisocyanate and (methyl) dihydroxypropyl C2-C4 Arrcostabs
Carbamate (methyl) acrylate that should be obtained；And
(ii) (methyl) acrylate monomer.
(A4)
Hardening resin composition any one of (A1)～(A3) as described above, wherein, carbamate (methyl)
The weight average molecular weight of acrylate is 7000～25000.
(A5)
Hardening resin composition of the one kind containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B), its be containing
Acylphosphine oxide compound is as the hardening resin composition of Photoepolymerizationinitiater initiater (B) or containing acylphosphine oxide compound
As Photoepolymerizationinitiater initiater (B) above-mentioned (A1)～(A4) any one of hardening resin composition.
(A6)
Hardening resin composition described in (A5) as described above, wherein, acylphosphine oxide compound is selected from 2,4,6-
Trimethyl benzoyl diphenyl base phosphine oxide, 2,4,6- trimethylbenzoyl phenyl ethyoxyl phosphine oxides, double (2,4,6- front threes
Base benzoyl) phenyl phosphine oxide and double (2,6- Dimethoxybenzoyls) -2,4,4- trimethylpentylphosphine oxides composition
At least one compound in group.
(A7)
Hardening resin composition or above-mentioned of the one kind containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B)
(A1) hardening resin composition any one of～(A6), wherein, in addition to (A) composition and (B) composition, further
Containing other compositions.
(A8)
Hardening resin composition described in (A7) as described above, wherein, (methyl) acrylate (A) is 25～90 weights
Amount %, Photoepolymerizationinitiater initiater (B) is 0.2～5 weight %, and other compositions are surplus.
(A9)
Hardening resin composition described in (A8) as described above, wherein, the carbamate containing (i) 20～80 weight %
At least one of (methyl) acrylate or polyisoprene (methyl) acrylate；And (the first of (ii) 5～70 weight %
Base) used as (methyl) acrylate (A), both total amounts are 40～90 weight % to acrylate monomer.
(A10)
Hardening resin composition any one of (A7)～(A9) as described above, wherein, containing 10～80 weight %
Formula (1) represented by compound as other compositions.
(A11)
Hardening resin composition or above-mentioned of the one kind containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B)
(A1) hardening resin composition any one of～(A10), wherein, the solidification of the solidfied material of hardening resin composition
Shrinkage factor is less than 3%.
(A12)
Hardening resin composition or above-mentioned of the one kind containing (methyl) acrylate (A) and Photoepolymerizationinitiater initiater (B)
(A1) hardening resin composition any one of～(A11), wherein, in the hardening resin composition of 200 μ m thicks
Solidfied material piece in, the average transmittance of the wavelength region of 400～450nm is at least 90%, and the wavelength of 400～800nm
The average transmittance in region is at least 90%.
The hardening resin composition of the present invention can be suitable as adhesive, and the adhesive is used for by above-mentioned (operation
A)～(step D) fits multiple optical elements so as to manufacture optical component.
As the optical element used in the manufacture method of the optical component of the present invention, can enumerate：It is protection board, transparent
Plate, piece, contact panel and display body unit etc..
In the present invention, " optical element " refers to the optical element for not having light shielding part on surface and has shading on surface
Both optical elements in portion.In the manufacture method of the optical component of the present invention, in the multiple optical elements for preferably being used
At least one using with light shielding part optical element.
The position of the light shielding part in the above-mentioned optical element with light shielding part is not particularly limited.As preferred mode,
The periphery that the optical element can be set forth in forms the width with 0.05mm～20mm, is preferably from about 0.05mm～about 10mm
Width, the situation of the even more preferably about light shielding part of the banding of the width of 0.1mm～about 6mm.Light shielding part on optical element can
To be formed by Continuous pressing device for stereo-pattern, coating or printing coatings etc..
As the material of the optical element used in the present invention, it is possible to use various materials.Specifically, can enumerate：
The resins such as complex, glass, COC, COP, the plastics (acrylic resin etc.) of PET, PC, PMMA, PC and PMMA.As this
Optical element, such as lamella lucida or piece used in bright, it is possible to use by obtained from the thin film such as multiple polarization plates or piece stacking
Piece or lamella lucida；The piece not being laminated or lamella lucida；And lamella lucida (unorganic glass plate and its processing by made by unorganic glass
Product, such as lens, prism, ito glass) etc..
In addition, the optical element used in the present invention also includes contact panel (touch surface in addition to above-mentioned polarization plates etc.
Plate input pickup) or the duplexer comprising multiple feature boards or piece such as following display unit (hereinafter also referred to as " feature
Duplexer ").
As the piece of the optical element that can act as using in the present invention, can enumerate：Icon sheet, cosmetic sheet, protection
Piece.As can the present invention optical component manufacture method used in plate (lamella lucida), can enumerate decorative panel, protection
Plate.As these pieces or the material of plate, the material enumerated as the material of lamella lucida can be applied.
As the material on the contact panel surface of the optical element that can act as using in the present invention, can enumerate：Glass
Glass, the complex of PET, PC, PMMA, PC and PMMA, COC, COP.
The thickness of the optical element of the tabular such as lamella lucida or piece or lamellar is not particularly limited, typically about 5 μm～about
5cm, the thickness for being preferably from about 10 μm～about 10mm, even more preferably about 50 μm～about 3mm.
As the preferred optical component obtained by the manufacture method of the present invention, can enumerate the plate with light shielding part
The transparent optical base material of shape or lamellar is pasted with the solidfied material of the hardening resin composition of the above-mentioned functions duplexer present invention
Optical component obtained from conjunction.
In addition, in the manufacture method of the present invention, by using display units such as liquid crystal indicators as an optics
Base material and using optical functional materialses as another optical element, the display body list with optical functional materialses can be manufactured
First (hereinafter also referred to display floater).As above-mentioned display unit, can enumerate for example：Polarization plates are pasted with glass
The display devices such as LCD, EL display, EL illumination, Electronic Paper, plasma scope.In addition, as optical functional materialses, can
To enumerate：The transparent plastic sheets such as acrylic acid resin plate, PC plate, PET sheet, PEN plate；Strengthens glass, contact panel input sensing
Device.
When the adhesive material as laminating optical element is used, in order to improve visuality, the refractive index of solidfied material is
When 1.45～1.55, the visuality of display image is further improved, therefore preferably.
When in the range of the refractive index, the specific refractivity with the base material used as optical element can be reduced, from
And the diffuse-reflectance of light can be suppressed and light loss is reduced.
As the optimal way of optical component obtained by the manufacture method of the present invention, can enumerate following (i)～
(vii)。
I a kind of () optical component, it will be with shading by using the solidfied material of the hardening resin composition of the present invention
The optical element in portion is fitted with above-mentioned functions duplexer and is obtained.
(ii) optical component as described above described in (i), wherein, the optical element with light shielding part is selected from shading
The transparent glass substrate in portion, the transparent resin substrate with light shielding part and it is formed with the glass substrate group of shade and transparency electrode
Into group in optical element, functional layer stack is to show body unit or contact panel.
(iii) optical component described in (ii) as described above, wherein, show that body unit is liquid crystal display body unit, plasma
Body shows any one in body unit and organic EL display units.
(iv) a kind of contact panel (or contact panel input pickup), it is by using curable resin group of the invention
The optical element of the tabular with light shielding part or lamellar is fitted in the solidfied material of compound the surface of the touch surface side of contact panel
And obtain.
V a kind of () display floater, it will be with shading by using the solidfied material of the hardening resin composition of the present invention
The tabular in portion or the optical element of lamellar are fitted on the display screen for showing body unit and obtain.
(vi) display floater as described above described in (v), wherein, the optical element of the tabular with light shielding part or lamellar is use
The protection base material or contact panel of the display screen of body unit are shown in protection.
(vii) optical component as described above any one of (i)～(vi), contact panel or display floater, wherein, Gu
The property changed resin combination is the hardening resin composition any one of above-mentioned (A1)～(A12).
Will be selected from upper by the method described in above-mentioned operation A～step D using the hardening resin composition of the present invention
The multiple optical elements laminating in each optical element is stated, the optical component of the present invention is thus obtained.In above-mentioned operation B, curable
Resin combination can be only coated on a face in two optical elements being fitted in the opposite face of solidified material layer,
Can also be coated with both faces.
For example, in the optical component described in above-mentioned (ii) that above-mentioned functions duplexer is contact panel or display body unit
In the case of, in operation A, B, the resin combination can be only coated on any one of the protection base material with light shielding part
Face, it is preferably provided with the touch surface of the face of light shielding part and contact panel or shows any one face in the display surface of body unit
On, it is also possible to coating is on both faces.
In addition, in the protection base material or contact panel and display body unit of the display screen by body unit is shown for protection
In the case of the optical component of (vi) above-mentioned obtained from laminating, in operation A, B, the resin combination can be only coated on
Protect the face for being provided with light shielding part of base material or the substrate surface contrary with touch surface of contact panel and show the aobvious of body unit
Show on any one face in face, it is also possible to which coating is on both faces.
The optics of the optical element comprising body unit is shown and with light shielding part obtained by the manufacture method of the present invention
Component can be assembled in such as electronic equipment such as television set, mini game machine, mobile phone, PC.
Embodiment
Hereinafter, the present invention, but the present invention are further illustrated not by any restriction of these embodiments by embodiment.
The preparation of hardening resin composition
(preparation of the first hardening resin composition A)
By urethane acrylate (hydrogenated polybutadiene diol (molecular weight 3000), isophorone diisocyanate,
2-Hydroxy ethyl acrylate these three composition (mol ratios 1:1.2:2) reactant) 16 weight portions, (two ends contain GI-2000
The hydrogenated butadiene polymer of hydroxyl, Tso Tat Co., Ltd., Japan's system) 18 weight portions, day stone PolybuteneLV-100 (the poly- fourth of liquid
Alkene, JX Kuang stones Energy KK system) 13 parts, CLEARON (trade name) M105 (aromatic modified hydrogenated terpene resin,
YASUHARA CHEMICAL Co. Ltd. systems) 16 parts, LA (lauryl acrylate, Osaka Organic Chemical Industry Co., Ltd.'s system)
11 weight portions, 25 parts of S-1800A (the different stearyl ester of acrylic acid, KCC of Xin Zhong villages system), Speedcure (trade name)
TPO (2,4,6- trimethyl benzoyl diphenyl base phosphine oxides, LAMBSON company system) 0.5 weight portion, Irgacure (trade name)
0.5 part of heating of 184D (BASF AG's system) is mixed with and forms.Viscosity at 25 DEG C is 4000mPas.
(preparation of the first hardening resin composition B)
By urethane acrylate (hydrogenated polybutadiene diol (molecular weight 3000), isophorone diisocyanate,
2-Hydroxy ethyl acrylate these three composition (mol ratios 1:1.2:2) reactant) 9 weight portions, GI-2000 (two ends contain hydroxyl
The hydrogenated butadiene polymer of base, Tso Tat Co., Ltd., Japan's system) 55 weight portions, day stone PolybuteneLV-100 (liquid polybutene,
JX Kuang stones Energy KK system) 13 parts, LA (lauryl acrylate, Osaka Organic Chemical Industry Co., Ltd.'s system) 15 weights
Amount part, 3 parts of S-1800A (the different stearyl ester of acrylic acid, KCC of Xin Zhong villages system), Speedcure (trade name) TPO (2,
4,6- trimethyl benzoyl diphenyl base phosphine oxides, LAMBSON company system) 0.25 weight portion, Irgacure (trade name) 184D
(BASF AG's system) 0.5 part of heating is mixed with and forms.Viscosity at 25 DEG C is 3500mPas.
(preparation of the first hardening resin composition C)
By urethane acrylate (hydrogenated polybutadiene diol (molecular weight 3000), isophorone diisocyanate,
2-Hydroxy ethyl acrylate these three composition (mol ratios 1:1.5:2) reactant) 80 weight portions, IBXA (isobomyl acrylates
Ester, 30 parts of Osaka Organic Chemical Industry Co., Ltd.'s system, Speedcure (trade name) TPO (2,4,6- trimethylbenzoyls two
Phenyl phosphine oxide, LAMBSON company system) 1 weight portion, 3 parts of Irgacure (trade name) 184D (BASF AG's system) plus hot mixing
It is prepared from.Viscosity at 25 DEG C is 14000mPas.
(preparation of the second hardening resin composition a)
By 20 parts of LIR-390 (polyisoprene block polymers, Co., Ltd.'s KURARAY company systems), UC-203 (response types
Isoprene copolymer, Co., Ltd.'s KURARAY company systems) 50 parts, FA-512A (propylene acid dihydride dicyclopentadiene base oxygen
Base ethyl ester, Hitachi Chemical Co., Ltd.'s system) 23 parts, A-NOD-N (nonanediol diacrylate, KCC of Xin Zhong villages system)
3 parts, Speedcure (trade name) TPO (2,4,6- trimethyl benzoyl diphenyl base phosphine oxides, LAMBSON company system) 0.5 weight
Amount part, 1 part of heating of Irgacure (trade name) 184D (BASF AG's system) are mixed with and form.Viscosity at 25 DEG C is
65000mPa·s。
Following evaluations are carried out using resulting hardening resin composition of the invention.
Embodiment 1
As shown in Fig. 1 (a), second consolidate in 300 μm of view field's coating thickness of the seal 23 of liquid crystal display 1
The property changed compositionss a, the formation of coated film is configured as follows：It is coated with the shape shown in Fig. 4 (b), is thus arranged
The interior zone at connection coating position and the interconnecting part of perimeter.
On the other hand, respectively with 250 μm of first solidification compound A of coating of thickness on protection board.Then, with uncured
Partly opposite form fits liquid crystal display 1 with protection board 2.Finally, using electrodeless uv lamp (Heraeus
Noblelight Fusion UV company systems, D bulbs) irradiate accumulated light 2000mJ/cm from protection board side2Ultraviolet 5, by
This solidifies resin cured matter layer, produces the optical component of Fig. 7.
Embodiment 2
The first solidification compound being coated on protection board is changed to into B, the formation of coated film is similarly according to Fig. 4
C the shape shown in () is coated, solidify resin cured matter layer, produces the optical component of Fig. 7.
Comparative example 1
According to being not provided with connecting the mode of the interior zone with the interconnecting part of perimeter at coating position, by the second curable
The coating position of compositionss is formed as the frame-shaped of rectangle and is coated, and similarly carries out in addition, makes resin cured matter layer
Solidification, produces optical component.
[table 1]
| Embodiment 1 | Embodiment 2 | Comparative example 1 | |
| First solidification compound | A | B | A |
| Second solidification compound | a | a | a |
| It is gluing | ◎ | ○ | ◎ |
| Show uneven | ○ | ◎ | × |
(adhesivity)
Make substrate vacate the interval of 0.1mm each other, optical component is obtained by embodiment 1～2 and comparative example 1.Under room temperature
Required stress till the substrate of the optical component obtained by determining is separated from one another.Pushing speed is 5mm/ minutes, with resulting
Stress divided by unit area as adhesive strength.
◎···10N/cm2More than
0 5～10N/cm2
×···5N/cm2Below
(showing uneven)
For resulting optical component, by being confirmed depending on recognizing.
◎ does not have found the warpage for showing uneven and substrate
Zero does not show inequality but the slightly warpage of substrate
× have display uneven
In addition, carrying out following evaluation using resulting hardening resin composition A, B, C of the invention.
(curable) prepares microscope slide of the two panels thickness for 1mm, wherein the curable resin obtained by a piece of upper coating
It is 200 μm that compositionss cause thickness.Fit on its coated face another microscope slide.Using high voltage mercury lamp (80W/cm, odorless
Oxygen) accumulated light 2000mJ/cm is irradiated to the resin combination through glass2Ultraviolet, curable is evaluated as follows.
◎ lifts a side of substrate, and optical component integrally lifts therewith
Zero lifts a side of substrate, and optical component integrally lifts therewith, but has 1 secondary stripping in 10 times
× resin is liquid
(cure shrinkage)
Prepare microscope slide of the thickness for 1mm that two panels is coated with fluorine-containing demoulding agent, wherein a piece of releasing agent coated face
It is 200 μm that hardening resin composition obtained by upper coating causes thickness.Then, by two panels microscope slide with respective releasing agent
Coated face mode toward each other is fitted.Using high voltage mercury lamp (80W/cm, ozone free) resin combination is shone through glass
Penetrate accumulated light 2000mJ/cm2Ultraviolet, make the resin composition.Then, two panels microscope slide is peeled off, is produced
The solidfied material of film gravity test.The proportion (DS) of solidfied material is determined according to JIS K7112B methods.In addition, determining tree at 25 DEG C
The liquid specific gravity (DL) of oil/fat composition.Cure shrinkage is calculated by following formula according to the measurement result of DS and DL.
Cure shrinkage (%)=(DS-DL) ÷ DS × 100
(heat-resisting, moisture-proof adhesivity)
It is the acrylic acid resin plate of 0.8mm to prepare microscope slide and thickness that thickness is 0.8mm, is coated with one wherein
It is 200 μm that resulting hardening resin composition causes thickness, another one of then fitting on its coated face.Using high-pressure mercury
Lamp (80W/cm, ozone free) is through glass to resin combination irradiation accumulated light 2000mJ/cm2Ultraviolet, make the tree
Oil/fat composition solidifies, so as to produce adhesivity sample for evaluation.It is placed 250 hours under 85 DEG C, 85%RH environment.It is right
In the sample for evaluation, resin cured matter is confirmed from the stripping of microscope slide or acrylic acid resin plate by visual observation.
◎ is after 250 hours without stripping
There is discoloration without stripping, a part after 0 250 hours
It is peeling-off after × 250 hours
(flexibility)
Hardening resin composition obtained by making fully solidifies, and by the method according to JIS K7215, uses
Durometer durometers (E types) determine Durometer E hardness, so as to evaluate flexibility.More specifically, by curable tree
Oil/fat composition is poured in columned mould and causes thickness to be 1cm, and irradiation ultraviolet radiation makes the resin combination fully solidify.Make
The hardness of the solidfied material obtained by being determined with Durometer durometers (E types).
(rigidity modulus)
Preparation two panels is coated with the PET film that the thickness of fluorine-containing demoulding agent is 40 μm, releasing agent coating a piece of wherein
It is 600 μm that hardening resin composition obtained by being coated with face causes the thickness after solidifying.Then, by two panels PET film with
Respective releasing agent coated face mode toward each other is fitted.Shone through PET film using high voltage mercury lamp (80W/cm, ozone free)
Penetrate accumulated light 2000mJ/cm2Ultraviolet, make the resin composition.Then, two panels PET film is peeled off, is produced
The solidfied material of rigidity modulus measure.Then, two panels PET film is peeled off, produces the solidfied material of rigidity modulus measure, made
With ARES (TA Instruments), the rigidity modulus of solidfied material is determined in 20～40 DEG C of temperature province.
Above-mentioned result of the test is collected in the following table.
[table 2]
The rigidity modulus of the first solidification compound C is due to much higher hard outside measurement range.
The present invention is described in detail with reference to specific mode, but it is obvious to the skilled person that
Can make various changes and modifications without departing from the spirit and scope of the present invention.
The present invention is described in detail with reference to specific mode, but it is obvious to the skilled person that
Can make various changes and modifications without departing from the spirit and scope of the present invention.
It should be noted that Japanese patent application (2014-160040) of the application based on the proposition on the 6th of August in 2014, leads to
Cross reference and quote entire contents.In addition, cited herein all referring to as being integrally incorporated in this specification.
Industrial applicibility
The manufacture method of the optical component of the present invention can obtain visual display body that is excellent, being not likely to produce display inequality
The optical components such as unit.The optical component obtained by the present invention can be adapted to be assembled into liquid crystal display, plasma and show
In the display devices such as device, organic el display.
Symbol description
1 liquid crystal display, 2 protection boards, 3 transparency carriers, 4 light shielding parts, 5 ultraviolet, the combination of 11 first curable resins
Thing, 12 second hardening resin compositions, 13 first solidified material layers, 14 second solidified material layers, 15 resin cured matter layers, 21 liquid crystal
Display box, 22 polarization plates, 23 seals, 24 gaps, 25 closed films, 26 housings.
Claims (14)
1. a kind of manufacture method of image display device, it is that image obtained from gluing protection board shows on liquid crystal display
The manufacture method of showing device,
The manufacture method includes following operations：
Second hardening resin composition painting process, at least one of the liquid crystal display or the protection board
There is the second hardening resin composition of mobility when being coated with uncured, delimited using second hardening resin composition
The dispensing area of the first hardening resin composition；
The painting process of the first hardening resin composition, has described in mobility when dispensing area coating is uncured
First hardening resin composition；
Bonding process, fits the liquid crystal display and the protection board by first hardening resin composition；
With
First hardening resin composition curing process, solidify first hardening resin composition and by the liquid crystal
Show unit and protection board laminating,
The layer of the layer that extended with wire of solidified material layer or point-like obtained from second hardening resin composition is solidified
Form is laminated between the liquid crystal display and protection board, is consequently formed to will be filled with the first curable resin group
The next door that the interior zone of the filled chamber of compound separates with perimeter, is provided with connection at least a portion in the next door
The interior zone of the filled chamber and the interconnecting part of perimeter.
2. the manufacture method of image display device as claimed in claim 1, it is characterised in that
The next door formed in the form of the layer of the layer of wire extension or point-like is formed as the frame-shaped of rectangle,
There is the interconnecting part of multiple connections interior zone and the perimeter,
The next door has target rotation by center of rotation of the axis of image display device, or shows dress with overhead view image
There is line object centered on central shaft when putting.
3. the manufacture method of image display device as claimed in claim 1 or 2, it is characterised in that
The next door is formed as the frame-shaped of rectangle, next door is formed with four sides of frame for forming rectangle, in the frame for forming rectangle
Corner formed stated interconnecting part.
4. the manufacture method of image display device as claimed in claim 1 or 2, it is characterised in that
The next door is formed as the frame-shaped of rectangle, the interconnecting part is formed with four sides of frame for forming rectangle, in rectangle
The corner of frame forms and has stated next door.
5. a kind of hardening resin composition, it is used for the manufacture method of the optical component any one of Claims 1 to 4
First hardening resin composition or second hardening resin composition, it contains (methyl) acrylate (A)
With Photoepolymerizationinitiater initiater (B).
6. hardening resin composition as claimed in claim 5, wherein, (methyl) acrylate (A) is selected from amino first
Acid esters (methyl) acrylate, (methyl) acrylate with the polyisoprene skeleton, (first with polybutadiene skeleton
Base) acrylate, (methyl) acrylate of one or more of the group of (methyl) acrylate monomer composition.
7. the hardening resin composition as described in claim 5 or 6, wherein, the photopolymerization determined in acetonitrile or methanol is drawn
The molar extinction coefficient for sending out agent (B) is more than 300ml/ (gcm) under 302nm or 313nm, is 100ml/ under 365nm
(gcm) below.
8. the hardening resin composition as any one of claim 5～7, wherein, the protection board is comprising selected from tool
The glass for have the transparent glass substrate of light shielding part, the transparent resin substrate with light shielding part, being formed with light shielding part and transparency electrode
Substrate, on the transparency carrier with light shielding part laminating be formed with substrate obtained from the glass substrate of transparency electrode or thin film
One or more of group.
9. the hardening resin composition as any one of claim 5～8, wherein, the first curable resin group
Compound is to be characterised by the energy storage rigidity modulus relative to the resin bed that curing degree during irradiation ultraviolet radiation is 80% at 25 DEG C, is shone
Curing degree is the resin combination that the energy storage rigidity modulus of 98% resin bed is 3 times～20 times when penetrating ultraviolet；And curing degree
For 80% when energy storage rigidity modulus at 25 DEG C be 1 × 102Pa～1 × 105Pa。
10. the hardening resin composition as any one of claim 5～9, wherein, (methyl) acrylate (A) is
Selected from carbamate (methyl) acrylate, (methyl) acrylate with polyisoprene skeleton, with polybutadiene
(methyl) acrylic acid of one or more of (methyl) acrylate, the group of (methyl) acrylate monomer composition of alkene skeleton
Ester.
11. hardening resin compositions as any one of claim 5～10, wherein, the protection board is touch surface
Plate.
A kind of 12. contact panels, its utilize the manufacture method of the image display device any one of claim 1～11 and
Obtain.
A kind of 13. image display devices, it is the image display device obtained from gluing protection board on liquid crystal display,
It has：
By the first solidification obtained from the first hardening resin composition solidification of the gluing liquid crystal display and protection board
Nitride layer；With
Second solidification obtained from the second hardening resin composition for marking the surrounding wall portion of first solidified material layer is solidified
Nitride layer,
Second solidified material layer is laminated in the liquid crystal display in the form of the layer that wire extends or the layer that point-like is dispersed in
Between protection board, be consequently formed for will be filled with first hardening resin composition filled chamber interior zone with it is outer
The next door that portion region separates, is provided with the interior zone and outside for connecting the filled chamber at least a portion in the next door
The interconnecting part in region.
14. image display devices as claimed in claim 13, wherein, first hardening resin composition and described second
Hardening resin composition is containing selected from carbamate (methyl) acrylate compounds, with polyisoprene skeleton
(methyl) acrylate compounds or with polybutadiene skeleton (methyl) acrylate compounds composition group in extremely
The hardening resin composition of few one kind (methyl) acrylate compounds and Photoepolymerizationinitiater initiater.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014160040 | 2014-08-06 | ||
| JP2014-160040 | 2014-08-06 | ||
| PCT/JP2015/071868 WO2016021517A1 (en) | 2014-08-06 | 2015-07-31 | Method for producing optical member and curable resin composition used therein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106575052A true CN106575052A (en) | 2017-04-19 |
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ID=55263783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580042136.1A Pending CN106575052A (en) | 2014-08-06 | 2015-07-31 | Method for producing optical member and curable resin composition used therein |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP6353908B2 (en) |
| KR (1) | KR20170039183A (en) |
| CN (1) | CN106575052A (en) |
| TW (1) | TWI646372B (en) |
| WO (1) | WO2016021517A1 (en) |
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| CN110824747A (en) * | 2018-08-10 | 2020-02-21 | Ａｇｃ株式会社 | Display device |
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| JP6433637B1 (en) * | 2017-03-31 | 2018-12-05 | 株式会社巴川製紙所 | Sealing member for light guide plate and planar light source device or illumination device using the same |
| EP3859719A4 (en) * | 2018-09-27 | 2022-03-30 | Dexerials Corporation | Optical device and method for producing optical device |
| WO2020067202A1 (en) * | 2018-09-27 | 2020-04-02 | デクセリアルズ株式会社 | Optical device and method for producing optical device |
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| CN110824747B (en) * | 2018-08-10 | 2023-10-27 | Ａｇｃ株式会社 | display device |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201617698A (en) | 2016-05-16 |
| JP6353908B2 (en) | 2018-07-04 |
| TWI646372B (en) | 2019-01-01 |
| KR20170039183A (en) | 2017-04-10 |
| JPWO2016021517A1 (en) | 2017-05-18 |
| WO2016021517A1 (en) | 2016-02-11 |
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