CN107960098A - Optics is with adhesive composition and optics bonding film - Google Patents
Optics is with adhesive composition and optics bonding film Download PDFInfo
- Publication number
- CN107960098A CN107960098A CN201680023172.8A CN201680023172A CN107960098A CN 107960098 A CN107960098 A CN 107960098A CN 201680023172 A CN201680023172 A CN 201680023172A CN 107960098 A CN107960098 A CN 107960098A
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- China
- Prior art keywords
- mentioned
- adhesive composition
- optics
- weight
- butyl rubber
- Prior art date
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- Granted
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- 239000000853 adhesive Substances 0.000 title claims abstract description 132
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 132
- 239000000203 mixture Substances 0.000 title claims abstract description 93
- 125000000524 functional group Chemical group 0.000 claims abstract description 40
- 239000011242 organic-inorganic particle Substances 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000012766 organic filler Substances 0.000 claims abstract description 10
- 229920003049 isoprene rubber Polymers 0.000 claims abstract description 6
- 229920005549 butyl rubber Polymers 0.000 claims description 73
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical group CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 54
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 claims description 33
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 23
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 22
- 150000001875 compounds Chemical class 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 239000003431 cross linking reagent Substances 0.000 claims description 11
- -1 methylpropenyl Chemical group 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 6
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 6
- 150000003505 terpenes Chemical class 0.000 claims description 5
- 235000007586 terpenes Nutrition 0.000 claims description 5
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical class C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 claims description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 4
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 4
- 125000003368 amide group Chemical group 0.000 claims description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical group O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 4
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 3
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 3
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 3
- 235000010323 ascorbic acid Nutrition 0.000 claims description 3
- 239000011668 ascorbic acid Substances 0.000 claims description 3
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 3
- 125000003700 epoxy group Chemical group 0.000 claims description 3
- 239000008103 glucose Substances 0.000 claims description 3
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 3
- KILURZWTCGSYRE-LNTINUHCSA-K (z)-4-bis[[(z)-4-oxopent-2-en-2-yl]oxy]alumanyloxypent-3-en-2-one Chemical compound CC(=O)\C=C(\C)O[Al](O\C(C)=C/C(C)=O)O\C(C)=C/C(C)=O KILURZWTCGSYRE-LNTINUHCSA-K 0.000 claims description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims description 2
- 239000012790 adhesive layer Substances 0.000 claims description 2
- 150000001336 alkenes Chemical class 0.000 claims description 2
- 239000000440 bentonite Substances 0.000 claims description 2
- 229910000278 bentonite Inorganic materials 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- 239000001110 calcium chloride Substances 0.000 claims description 2
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 claims description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 2
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 claims description 2
- 239000004584 polyacrylic acid Substances 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 2
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims description 2
- RBTVSNLYYIMMKS-UHFFFAOYSA-N tert-butyl 3-aminoazetidine-1-carboxylate;hydrochloride Chemical compound Cl.CC(C)(C)OC(=O)N1CC(N)C1 RBTVSNLYYIMMKS-UHFFFAOYSA-N 0.000 claims description 2
- 239000010457 zeolite Substances 0.000 claims description 2
- 229920002125 Sokalan® Polymers 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 1
- 229960005070 ascorbic acid Drugs 0.000 claims 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims 1
- 230000003287 optical effect Effects 0.000 abstract description 22
- 230000004888 barrier function Effects 0.000 abstract description 19
- 230000035699 permeability Effects 0.000 abstract description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 239000001301 oxygen Substances 0.000 abstract description 5
- VHOQXEIFYTTXJU-UHFFFAOYSA-N Isobutylene-isoprene copolymer Chemical compound CC(C)=C.CC(=C)C=C VHOQXEIFYTTXJU-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 42
- 229920001971 elastomer Polymers 0.000 description 33
- 230000000052 comparative effect Effects 0.000 description 18
- 238000000034 method Methods 0.000 description 15
- 239000010410 layer Substances 0.000 description 13
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 description 12
- 239000000178 monomer Substances 0.000 description 12
- 238000001723 curing Methods 0.000 description 11
- 239000011347 resin Substances 0.000 description 10
- 229920005989 resin Polymers 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- 238000003756 stirring Methods 0.000 description 9
- 229920001577 copolymer Polymers 0.000 description 8
- 238000004132 cross linking Methods 0.000 description 8
- 229910021389 graphene Inorganic materials 0.000 description 8
- 238000002834 transmittance Methods 0.000 description 7
- 229920000178 Acrylic resin Polymers 0.000 description 6
- 239000004925 Acrylic resin Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000000499 gel Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 229910052736 halogen Inorganic materials 0.000 description 6
- 150000002367 halogens Chemical class 0.000 description 6
- 239000003595 mist Substances 0.000 description 6
- 238000007385 chemical modification Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- XAQHXGSHRMHVMU-UHFFFAOYSA-N [S].[S] Chemical compound [S].[S] XAQHXGSHRMHVMU-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 230000003252 repetitive effect Effects 0.000 description 4
- GSJBKPNSLRKRNR-UHFFFAOYSA-N $l^{2}-stannanylidenetin Chemical compound [Sn].[Sn] GSJBKPNSLRKRNR-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229920003244 diene elastomer Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000013007 heat curing Methods 0.000 description 3
- 239000012948 isocyanate Substances 0.000 description 3
- 150000002513 isocyanates Chemical class 0.000 description 3
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 150000002978 peroxides Chemical class 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- MSFGZHUJTJBYFA-UHFFFAOYSA-M sodium dichloroisocyanurate Chemical compound [Na+].ClN1C(=O)[N-]C(=O)N(Cl)C1=O MSFGZHUJTJBYFA-UHFFFAOYSA-M 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 229920001187 thermosetting polymer Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical compound C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 229940072107 ascorbate Drugs 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 239000010954 inorganic particle Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000011146 organic particle Substances 0.000 description 2
- KHIWWQKSHDUIBK-UHFFFAOYSA-N periodic acid Chemical compound OI(=O)(=O)=O KHIWWQKSHDUIBK-UHFFFAOYSA-N 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910000033 sodium borohydride Inorganic materials 0.000 description 2
- 239000012279 sodium borohydride Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- 125000001118 alkylidene group Chemical group 0.000 description 1
- WURBFLDFSFBTLW-UHFFFAOYSA-N benzil Chemical group C=1C=CC=CC=1C(=O)C(=O)C1=CC=CC=C1 WURBFLDFSFBTLW-UHFFFAOYSA-N 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- IYNWNKYVHCVUCJ-UHFFFAOYSA-N bismuth Chemical compound [Bi].[Bi] IYNWNKYVHCVUCJ-UHFFFAOYSA-N 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000010382 chemical cross-linking Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- UHESRSKEBRADOO-UHFFFAOYSA-N ethyl carbamate;prop-2-enoic acid Chemical class OC(=O)C=C.CCOC(N)=O UHESRSKEBRADOO-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- PMJHHCWVYXUKFD-UHFFFAOYSA-N pentadiene group Chemical group C=CC=CC PMJHHCWVYXUKFD-UHFFFAOYSA-N 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C09J123/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C09J123/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefines
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/383—Natural or synthetic rubber
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention relates to a kind of optics adhesive composition, it is applied to Optical devices or display equipment, higher barrier (barrier) performance is shown to moisture and oxygen based on relatively low moisture permeability, show excellent bond properties and optical characteristics at the same time, specifically, a kind of optics adhesive composition is provided comprising：Isobutene isoprene rubber with polar functional group and the organic-inorganic particle comprising organic filler or inorganic particulate.In addition, the present invention provides a kind of optics bonding film comprising adhesive phase, the adhesive phase include the solidfied material of above-mentioned optics adhesive composition.
Description
Technical field
The korean patent application 10-2015- that this specification requirement is submitted on November 5th, 2015 to Koran Office
The priority of No. 0155175, entire contents include in the present invention.
The present invention relates to a kind of optics adhesive composition and optics bonding film, above-mentioned optics adhesive composition
And above-mentioned optics bonding film can cure without sulphur (Sulfur-) or halogen-free (halogen-free), and realize excellent
Chemical resistance, resistance to penetrability, optical characteristics and durability.
Background technology
The material that touches of electronic component or nesa coating including encapsulation etc. needs excellent touch sensitivity so as to good
Good work.Moreover, generally closed to improve the durability of such as OLED or touch panel device and optical characteristics recently
Note the exploitation of adhesive composition.
Under normal conditions, the adhesive for OLED or touch panel etc. is necessary to ensure that the optics such as the transparency and visuality
Characteristic.For this reason, it is in the past general using the adhesive for including resin based on acrylic resin, but in touch sensitivity side
Face also needs to perfect, while ensures the problem of appropriate modulus and optical characteristics are important.
In addition, there are the adhesive using rubber series resin, such as Korea Spro in the shortcomings that in order to improve acrylic resin, also exploitation
A kind of adhesive composition for including rubber-based polymeric thing, South Korea are disclosed in state's publication publication the 2014-0050956th
Also disclosed that in publication publication the 2014-0049278th to reduce moisture permeability and use butyl rubber based polymer.
However, there are problems with for the adhesive comprising resin based on rubber series resin：It is difficult to pass through solidification process
Chemical crosslinking is realized, it is necessary to using physical crosslinking, is finally difficult to be formed the curing for ensuring sufficient durability or crosslinking knot
Structure.Moreover, thus there are limitation for the application of final products.
The content of the invention
The present invention can provide a kind of to be used by appropriate solidification process and optics can be chemically crosslinked, comprising rubber
Adhesive composition, so that finally it is able to ensure that excellent long durability, resistance to penetrability and chemical resistance, and then with excellent
Different optical characteristics.
Another embodiment of the present invention provides a kind of optics bonding film, since rubber can be made to be chemically crosslinked in itself and
Cure, therefore when applied to electronic device show excellent excellent durability, optical characteristics and bond properties and resistance to
Moist raising.
A kind of optics adhesive composition is provided in one embodiment of the present invention, it includes：With polar functional group
Butyl rubber；And the organic-inorganic particle comprising organic filler or inorganic particulate.
A kind of optics bonding film is provided in another embodiment of the present invention, it is with adhesive phase, above-mentioned adhesive
Layer includes the solidfied material of above-mentioned optics adhesive composition.
Above-mentioned optics adhesive composition assigns excellent resistance to penetrability to the Optical devices using it or electronic device
And chemical resistance, so as to realize excellent long durability and optical characteristics.
In addition, above-mentioned optics bonding film with based on acrylic resin or rubber series resin resin it is existing
Bonding film is compared, and can be applied to various electronic devices, so as to show excellent adhesion and long-term reliability.
Brief description of the drawings
Fig. 1 schematically illustrates the section of the optics bonding film involved by one embodiment of the present invention.
Embodiment
With reference to embodiment described hereinafter, advantages and features of the invention and the method for realizing them can be specified.So
And the present invention is not limited to embodiments disclosed below, can be implemented with diversified forms different from each other, the present embodiment be for
Make the disclosure complete and provide to intactly represent the scope of the present invention to those skilled in the art,
The present invention is defined according only to the scope of claim.Throughout the specification, identical reference numeral represents identical structure
Into key element.
In the accompanying drawings, the thickness for illustrating each layer and region is amplified in order to clearly show that.Moreover, in the accompanying drawings,
Exaggerate the thickness for illustrating part layer and region for convenience of description.
In addition, in the present specification, when refer to layer, film, region, plate when part other parts " on " or when " top ",
The situation not only comprising " immediately in " other parts " on " situation, but also comprising still suffering from other parts between them
Situation.On the contrary, when refer to certain a part of " immediately in " a certain other parts " on " when, it is meant that other portions are not present between them
Point.Moreover, layer, film, region, plate when part other parts " under " or when " lower part ", the situation not only comprising " immediately in " its
His part " under " situation, but also include the situation that other parts are still suffered between them.Certain part is referred on the contrary, working as
" immediately in " a certain other parts " under " when, it is meant that other parts are not present between them.
A kind of optics adhesive composition is provided in one embodiment of the present invention, it includes：With polar functional group
Butyl rubber；And the organic-inorganic particle comprising organic filler or inorganic particulate.
Optics adhesive composition is used for organic illuminating element (OLED) etc., and plays the moisture for blocking and being flowed into from outside
With the sealing function of oxygen.Like this, the performance for blocking moisture and oxygen is known as barrier property.Under normal circumstances, optics is used
Adhesive uses resin and nonrubber based on acrylic resin for optical characteristics, but in view of improving barrier property
Aspect, then rubber series resin may be more favourable.
In addition, in order to improve the barrier property to moisture and oxygen, can be mixed with optics with adhesive composition
Machine or inorganic particulate etc..But since general rubber series resin and the compatibility of organic or inorganic particle is bad, therefore, it is difficult to
Barrier property is improved, can also reduce optical characteristics sometimes.
In this regard, rubber series resin of the above-mentioned optics adhesive composition by using chemically chemical modification, so as to
Enough compatibilities improved with organic or inorganic particle, its result can obtain while ensure excellent optical characteristics and barrier property
The advantages of.
In addition, the rubber for conventional adhesive carries out physics based on sulphur (sulfur) by heat cure or photocuring
Crosslinking, or substitute halogen (halogen) with rubber sheet and be crosslinked.In addition, also contain rubber by the following method,
That is, mix light-cured type monomer in the lump with rubber in adhesive, and above-mentioned light-cured type monomer cure is made by light irradiation.
In the case of using sulphur (sulfur) or halogen (halogen) component in adhesive, finally should when by adhesive
During for electronic products, the problems such as corrosion to being attached to body may be triggered, therefore application range is narrow, and consolidate using light
In the case of change type monomer, since rubber is not involved in solidification process in itself, there are durability it is bad the problem of.
In this regard, rubber of the above-mentioned optics adhesive composition by using chemical modification, so that itself is able to ensure that
Heat-setting characteristic, and achieve a solution the above problem the advantages of.
Above-mentioned optics adhesive composition is by chemical modification, comprising the rubber with polar functional group, specifically,
The butyl rubber with polar functional group can be included.Above-mentioned optics adhesive composition is by using different
Butylene-isoprene rubber, so as to further improve barrier property, and contains polar functional group by using itself
Butyl rubber, without being used for cured sulphur (sulfur) or halogen (halogen) component, therefore
There is no the danger of corrosion, its result can show that excellent long durability and optical characteristics.
According to an embodiment of the present invention, above-mentioned polar functional group can be included selected from hydroxyl, carboxyl, amido, propylene
One kind in base, methylpropenyl, aldehyde radical, epoxy group, maleic acid anhydride group, amide groups and combinations thereof.In an embodiment
In, above-mentioned polar functional group can include hydroxyl or carboxyl, at this moment be conducive to improve the compatibility with above-mentioned organic-inorganic particle,
So as to greatly improve barrier property.
According to an embodiment of the present invention, above-mentioned polar functional group can be grafted (graft) and arrive isobutylene-isoprene
The isoprene unit of rubber.Specifically, above-mentioned polar functional group can be with the main chain of above-mentioned butyl rubber
With reference to.More specifically, above-mentioned polar functional group can be with the isoprene in the main chain of above-mentioned butyl rubber
Unit grafting combines.
According to an embodiment of the present invention, above-mentioned polar functional group is carboxyl, can be end for above-mentioned carboxyl
The alkylidene for being combined with the straight or branched of carboxyl is combined with isoprene unit.
According to an embodiment of the present invention, above-mentioned polar functional group is hydroxyl, and above-mentioned hydroxyl can be with the shape of isopropanol
State is combined with the unit of isoprene.
That is, above-mentioned polar functional group not imported into isobutene units, and imported into isoprene unit, so as to make
The degree of unsaturation of above-mentioned rubber constituent minimizes, and then improves resistance to penetrability and viscoelastic property, while can obtain and prevent from becoming
The advantages of yellow phenomenon.In addition, isoprene unit is grafted to by above-mentioned polar functional group, so as to irregularly be distributed in
In rubber chain, crosslinking can be effectively performed in its result, and can obtain the long durability and stabilization for showing most telolemma
The advantages of physical property.
Specifically, degree of unsaturation (the Degree Of of the butyl rubber with above-mentioned polar functional group
Unsaturation can be) 0 to 1, for example, can be 0 to 0.5, for example, can be 0 (zero).Above-mentioned " degree of unsaturation " is table
Show the degree that Multiple Bonds is included in chemical constitution, can be measured using NMR or IR.Above-mentioned degree of unsaturation is higher, then it represents that
Include a large amount of Multiple Bonds.Specifically, above-mentioned degree of unsaturation can represent the list for including Multiple Bonds relative to isoprene unit number
The number of member.For example, in the case of there is no Multiple Bonds on the repetitive unit of the butyl rubber with above-mentioned carboxyl,
Degree of unsaturation can be 0.In addition, in the isoprene unit relative to the butyl rubber with above-mentioned carboxyl
In the case that the number of repetitive unit with Multiple Bonds is half, degree of unsaturation can be 0.5.
Above-mentioned optics adhesive composition by using the degree of unsaturation with above range rubber, so as to aobvious
Excellent weatherability and durability are shown.
According to an embodiment of the present invention, the content phase of the isoprene unit of above-mentioned butyl rubber
Total mole number for isobutene units and isoprene unit can be 1 mole of %~30 mole %.In addition, above-mentioned isoamyl two
The content of alkene unit can be 1%~30% relative to total unit of above-mentioned isobutylene-isoprene.Above-mentioned isoprene unit
Content when manufacturing above-mentioned butyl rubber, can be with the isoprene list relative to polymer monomers whole
The content of body is identical.
1 is adjusted in the content of isoprene relative to the total mole number of isobutene units and isoprene unit to rub
In the case of your more than %, carboxyl or hydroxyl may be easily guided into, the friendship of rubber in itself can swimmingly be implemented by heat cure
Connection.In addition, the content in above-mentioned isoprene is adjusted to relative to the total mole number of isobutene units and isoprene unit
In the case of 30 moles of below %, optics may be made to be lower with the moisture transmitance and gas permeation rate of adhesive composition,
So as to prevent the corrosion of the electronic device using said composition.
In this specification, isobutene units and isoprene unit can be represented in butyl rubber respectively
Isobutylene repeat units and isoprene repeat units.
Specifically, above-mentioned butyl rubber can be, by rubbing comprising about 70 moles of % to about 99 of isobutene
The copolymer that the monomer mixture of your about 1 mole of % to about 30 moles of % of % and isoprene is formed, above-mentioned polar functional group can
It is imported into chemical modification by this butyl rubber.On above-mentioned butyl rubber,
It is less than about 70 moles of % in the content of above-mentioned isobutene, and in the case of more than about 30 moles % of the content of above-mentioned isoprene,
The moisture transmitance and gas permeation rate of above-mentioned optics adhesive composition become larger, and said composition is applied consequently, it is possible to triggering
Electronic device corrosion.In addition, the content in above-mentioned isobutene is more than about 99 moles of %, and the content of above-mentioned isoprene is small
In the case of about 1 mole of %, it is not easy to polar functional group is fully imported into above-mentioned butyl rubber,
Consequently, it is possible to the compatibility between above-mentioned organic-inorganic particle can not be improved.
According to an embodiment of the present invention, the weight of the butyl rubber with above-mentioned polar functional group is equal
Molecular weight (Mw) can be about 10,000 to about 1,000,000, for example, can be about 200,000 to about 700,000.Above-mentioned optics is combined with adhesive
Thing is by the rubber containing the weight average molecular weight (Mw) with above range, so as to substantially ensure that by the crosslinking knot after curing
Physical entanglement region caused by structure (physical entanglement site), can be equal so as to provide organic-inorganic particle
The position (site) of even distribution, and then it is able to ensure that excellent compatibility.In addition, above-mentioned optics uses tool with adhesive composition
There is component based on the rubber of the weight average molecular weight (Mw) in above range, ensure that appropriate viscosity, and then making
Cause to show excellent screening characteristics when bonding film or bonding sheet, the problems such as without such as dewetting (dewetting).
According to an embodiment of the present invention, have in above-mentioned butyl rubber as polar functional group
In the case of hydroxyl, have the butyl rubber of above-mentioned hydroxyl hydroxyl content relative to isobutene units and
The total mole number of isoprene unit, can be 1 mole of %~30 mole %.That is, there is isobutene-isoamyl two of above-mentioned hydroxyl
Alkene rubber phase can include the hydroxyl of 1 mole of % to 30 moles of % for whole molal quantitys of repetitive unit.By above-mentioned different
Hydroxyl is imported with the content of above range in butylene-isoprene rubber, so as to close by being formed by curing appropriate crosslinking
Degree, by appropriate gel content, can show excellent durability.
In addition, according to an embodiment of the present invention, have in above-mentioned butyl rubber as polar functional group
In the case of having carboxyl, there is the content of carboxyl of the butyl rubber of above-mentioned carboxyl relative to isobutene units
Can be 1 mole of %~30 mole % with the total mole number of isoprene unit.That is, there is isobutene-isoamyl of above-mentioned carboxyl
Diene rubber can include the carboxyl of 1 mole of % to 30 moles of % relative to whole molal quantitys of repetitive unit.By above-mentioned
Carboxyl is imported into the content of above range in butyl rubber, so as to by being formed by curing appropriate friendship
Join density, by appropriate gel content, can show excellent durability.
According to an embodiment of the present invention, above-mentioned optics has butyl rubber with adhesive composition
With organic-inorganic particle, above-mentioned butyl rubber has above-mentioned polar functional group, and above-mentioned organic-inorganic particle includes
Organic filler or inorganic particulate.Above-mentioned organic-inorganic particle assigns above-mentioned optics adhesive composition and further improves
The material of barrier properties, can use with the butyl rubber with above-mentioned polar functional group with excellent phase
The material of capacitive.
Above-mentioned organic-inorganic particle includes organic filler or inorganic particulate, can be only made of organic filler, can also be only
Be made of inorganic particulate, can also by both mix and comprising.
Above-mentioned organic-inorganic particle is defined shape, such as spherical particle, it is dispersed in by with above-mentioned polarity
In the cross-linked structure that the butyl rubber of functional group is formed, so as to play the role of improving barrier property.
According to an embodiment of the present invention, the particle diameter (particle diameter) of above-mentioned organic-inorganic particle can be with
It is about 2nm to about 100nm, is specifically as follows about 5nm to about 50nm.In addition, it is organic filler in above-mentioned organic-inorganic particle
In the case of, particle diameter can be 5nm to 20nm, and in the case where above-mentioned organic-inorganic particle is inorganic particulate, particle diameter can be
10nm to 50nm.In addition, above-mentioned organic-inorganic particle can mix a variety of sizes within the above range and use.Have on above-mentioned
The particle diameter of machine inorganic particulate, perspective view during by being projected with the directional light of prescribed direction to above-mentioned organic-inorganic particle
The diameter of picture is measured and exports.By using the organic-inorganic particle of the particle diameter with above range, so as to improve
With the compatibility between the butyl rubber with above-mentioned polar functional group, above-mentioned optics adhesive composition
It can not only ensure excellent barrier property, additionally it is possible to ensure optical characteristics more than prescribed level.
According to an embodiment of the present invention, above-mentioned organic filler can be included selected from graphene oxide, partial cross-linked poly-
Acrylic acid, polyvinyl alcohol, ascorbate (ascorbate), glucose (glucose), acetic anhydride, propionic andydride and their group
One kind in conjunction.In one embodiment, above-mentioned optics can include oxidation by the use of adhesive composition as organic-inorganic particle
Graphene, at this moment can obtain while improve optical characteristics and the advantages of barrier properties.
According to an embodiment of the present invention, above-mentioned inorganic particulate can include selected from sodium oxide molybdena, iron oxide, calcium oxide, receive
One kind in rice zeolite, calcium chloride, montmorillonite, bentonite, lithium sulfate, magnesium sulfate, aluminium acetylacetonate and combinations thereof.
Above-mentioned optics adhesive composition includes above-mentioned organic-inorganic particle with appropriate content and has above-mentioned polarity
The butyl rubber of functional group, so that barrier can be improved at the same time based on their excellent compatibility
Energy and optical characteristics.
Specifically, according to an embodiment of the present invention, for above-mentioned optics adhesive composition, relative to tool
There are 100 parts by weight of butyl rubber of above-mentioned polar functional group, above-mentioned organic-inorganic particle can include about 0.5
To about 20 parts by weight, for example, about 1 to about 10 parts by weight can be included, for example, about 1 to about 5 parts by weight can be included.Above-mentioned light
Adhesive composition is excellent so as to ensure at the same time by including above-mentioned organic-inorganic particle with the content of above range
Optical characteristics and barrier property, when the content of above-mentioned organic-inorganic particle is excessive, optical characteristics may reduce.
According to an embodiment of the present invention, above-mentioned optics adhesive composition can also be included selected from friendship as needed
Join one kind in agent, reaction promoter, cure retarder, tackifier, oxidation stabilizers and combinations thereof.
Above-mentioned crosslinking agent for can with the polar functional group chemical bond compound of above-mentioned butyl rubber, by
This above-mentioned optics is cured with adhesive composition and can have appropriate curing degree.For example, above-mentioned isobutylene-isoprene rubber
In the case that glue includes hydroxyl or carboxyl as polar functional group, above-mentioned crosslinking agent can include isocyanates system crosslinking agent, this
Shi Rongyi is chemically reacted, so as to obtain excellent curing efficiency.
In the case where above-mentioned optics includes crosslinking agent with adhesive composition, above-mentioned crosslinking agent is relative to above-mentioned pole
100 parts by weight of butyl rubber of property functional group can include about 0.05 to about 5 parts by weight.Above-mentioned optics is used viscous
Mixture composite includes crosslinking agent with the content of above range, so as to can show that appropriate crosslink density when curing and consolidate
Change degree.
Above-mentioned reaction promoter makes between the polar functional group of above-mentioned crosslinking agent and above-mentioned butyl rubber
Chemical reaction rapidly carry out, specifically, can include selected from tin (Tin) catalyst, bismuth (Bismuth) catalyst and they
Combination in one kind.In the case of using the reaction promoter of mentioned kind, above-mentioned thermal cross-linking agent and hydroxyl or carboxylic can be made
The cross-linking reaction of base quickly carries out, and can improve the curing efficiency of above-mentioned optics adhesive composition.
In the case where above-mentioned optics includes above-mentioned reaction promoter with adhesive composition, above-mentioned reaction promoter is opposite
About 0.01 to about 5 parts by weight can be included in above-mentioned 100 parts by weight of Thermocurable rubber.By above-mentioned reaction promoter with above-mentioned
The content of scope includes, so as to can effectively improve crosslinking agent and polar functional group while unnecessary side reaction does not occur
Between cross-linking reaction speed, and economic aspect is advantageous.For example, in the case where above-mentioned reaction promoter uses excess,
Reaction speed carries out and partial gelation occurs too quickly, may be produced in terms of uniform film is produced difficult.
Above-mentioned cure retarder plays the step suppressed after the final adhesive composition of cooperation to before being coated film
The effect of reaction untill rapid, specifically, can include ketone system cure retarder.In the cure retarder using mentioned kind
In the case of, the stability of final adhesive composition can be maintained, and can obtain and substantially ensure that until film is applied
Apply before the step of untill up time (pot-life) the advantages of.
In the case where above-mentioned optics includes above-mentioned cure retarder with adhesive composition, above-mentioned cure retarder is opposite
About 0.01 to about 5 parts by weight can be included in above-mentioned 100 parts by weight of Thermocurable rubber.By above-mentioned cure retarder with above-mentioned
The content of scope includes, so as to obtain the effect for the composition gels for preventing finally coordinating.In addition, prolong in above-mentioned curing
In the case that slow agent uses excess, the curing reaction of above-mentioned adhesive composition is hindered, so as to realize effective friendship
Connection.
Above-mentioned optics adhesive composition is since comprising rubber constituent, penetrability is low and can show that excellent
Barrier property, but exist and be difficult to ensure that sufficient peeling force and the one side of adhesive force.Therefore, thickening can also be included as needed
Agent.
According to an embodiment of the present invention, above-mentioned tackifier can be included selected from the dicyclopentadiene system chemical combination being hydrogenated
Thing, the terpene based compound being hydrogenated, the rosin based compound being hydrogenated, the fragrant family compound that is hydrogenated, be hydrogenated
One kind in oil based compound and combinations thereof.Above-mentioned tackifier by comprising the compound with the structure being hydrogenated,
May be advantageous in terms of realization transparency, and influenced by thermal energy during heat cure it is smaller, it is excellent so as to realize
Adhesive force and peeling force.
For example, above-mentioned tackifier can include the dicyclopentadiene based compound being hydrogenated or the rosin series chemical combination being hydrogenated
Thing, at this moment enables in particular to obtain the effect for assigning adhesion (tack) property, improving the optical characteristics such as light transmittance and mist degree.
The above-mentioned tackifier being hydrogenated can partly be hydrogenated or be hydrogenated completely.Specifically, the above-mentioned increasing being hydrogenated
The hydrogenation ratio of stick can be about more than 60%, for example, can be 100%.In the case where above-mentioned hydrogenation ratio is less than about 60%,
Intramolecular includes a large amount of double bonds, and the visuality and the transparency of the adhesive phase formed by above-mentioned adhesive composition may drop
Low, the trend that thermal energy is absorbed with above-mentioned double bond becomes larger, and absorbs the thermal energy when irradiating thermal energy to cure, its result may
Generation adhesiveness and the non-uniform problem of peeling force.
In addition, the softening point of above-mentioned tackifier can be about 80 DEG C to about 150 DEG C, specifically, it can be about 80 DEG C extremely
About 130 DEG C, more specifically, it can be about 100 DEG C to about 120 DEG C." softening point " refers under normal conditions add material
When hot, the temperature of deformation or softening takes place by heat.In the case where the softening point of above-mentioned tackifier is less than about 80 DEG C,
Since tackifier are than relatively low temperature softening, it is thus possible to which the high temperature reliability of the adhesive comprising the tackifier, which occurs, to be reduced
The problem of, when using above-mentioned adhesive manufacture bonding film, it may occur that be difficult to circulate in high temperature and the problem of keeping, super
In the case of crossing about 150 DEG C, exist and be difficult to room temperature realizes the sticky enhancing effect of adhesive the problem of, and may occur
When only adding a small amount of adhesive can also be hardened (hard) the problem of.
In the case that above-mentioned optics includes above-mentioned tackifier with adhesive composition, above-mentioned tackifier are relative to above-mentioned
100 parts by weight of butyl rubber of polar functional group can include about 10 to about 70 parts by weight.Pass through above-mentioned thickening
Agent is used with the content of above range, so as to improve stripping of the above-mentioned optics adhesive composition relative to base material
Power.
A kind of optics bonding film, it includes adhesive phase, above-mentioned bonding are provided in another embodiment of the present invention
Oxidant layer includes the solidfied material of above-mentioned optics adhesive composition.Above-mentioned optics is applied to display, electronic device with bonding film
Deng, and by the adhesive phase of the solidfied material comprising above-mentioned optics adhesive composition, excellent light can be realized at the same time
Learn characteristic and barrier property.
Above-mentioned adhesive phase includes the solidfied material of above-mentioned optics adhesive composition, and above-mentioned solidfied material can be to pass through
The thermosetting compound that thermal energy is applied to above-mentioned optics adhesive composition and cures it and manufactures.
The gel content of above-mentioned adhesive phase can be about 55 weight % to about 100 weight %, for example, can be about 60 weights
Measure % to about 90 weight %.Above range is met by above-mentioned gel content, thus above-mentioned adhesive phase can show it is excellent
Stage water imbibition and adhesion, can show that excellent durability and barrier applied to display, electronic device etc.
Energy.
Above-mentioned adhesive phase is manufactured by above-mentioned optics with adhesive composition, so as to show for glass baseplate
Peeling force is high and penetrability compared with characteristic.For example, above-mentioned adhesive phase can be about relative to the peeling force of glass baseplate
More than 1200g/in, specifically, can be about 1200g/in to about 2500g/in, more specifically, can be about 1800g/
In to about 2500g/in.
At the same time, the moisture permeability (WVTR) of above-mentioned adhesive phase can be 10g/m2Below 24hr, for example, can be
About 7.5g/m2Below 24hr or 7g/m2Below 24hr, for example, can be about 3g/m2Below 24hr or below 2.5hr,
For example, can be greater than about 0g/m224hr and it is less than about 3g/m2·24hr.Above-mentioned adhesive phase can be used by above-mentioned optics
Adhesive composition shows the peeling force and moisture permeability of above range at the same time, and the optics that its result includes above-mentioned adhesive phase is used
Bonding film is applied to display or electronic device etc., so as to show excellent barrier property and durability at the same time.
In addition, the light transmittance of above-mentioned adhesive phase is about more than 80%, about more than 85% or more than 90%, such as can be
About more than 92%, mist degree can be less than about 4.5%, less than about 2%, or less than about 1.5%, for example, less than about 1%.By upper
Light transmittance and mist degree that adhesive phase meets above range are stated, will so as to be usefully applied to display or electronic device
In the component for seeking visuality, visuality can be improved based on excellent optical characteristics.
Above-mentioned adhesive phase can be formed by above-mentioned optics with adhesive composition, gel content, for glass baseplate
Peeling force, moisture permeability, light transmittance and mist degree all meet to be likely to be most in the case of above range preferably at the same time.This can be by right
It is controlled and is realized with the compatibility of the rubber in adhesive composition and organic-inorganic particle included in above-mentioned optics, specifically
For, the compatibility of rubber and organic-inorganic particle can be by the chemical modification of butyl rubber and appropriate
The cooperation of organic-inorganic particle and be controlled.
According to an embodiment of the present invention, can be release on the one or both sides of above-mentioned adhesive phase comprising being layered in
Film layer.
Fig. 1 schematically illustrates the section of the optics bonding film 100 involved by one embodiment of the present invention.Reference
Fig. 1, above-mentioned optics include above-mentioned adhesive phase 120 with bonding film 100, can include and be layered in the one of above-mentioned adhesive phase 120
Face or the release film layer 110 on two sides.
Above-mentioned release film layer is the layer for being stripped and removing when above-mentioned optics is applied to end article with bonding film, root
According to the allocation position of above-mentioned adhesive phase in the final article, two sides or the one side of above-mentioned adhesive phase can be formed in.
Above-mentioned release film layer can have the structure that the coated on one side in base material film has mould release.At this moment, above-mentioned release film layer
The face that can be configured to be coated with above-mentioned mould release connects with above-mentioned adhesive phase.
At this moment, above-mentioned base material film is not particularly limited, but for example in order to when above-mentioned optics adhesive composition cures
It is not damaged and is conducive to the circulation and cutting of above-mentioned optics bonding film, so as to uses polyethylene terephthalate
(PET) film.
Above-mentioned mould release is not particularly limited, but can use, for example, being about relative to the off-type force of above-mentioned adhesive phase
7 to about 50g/2in mould release.In such a case, it is possible to ensure above-mentioned release film layer and by above-mentioned optics adhesive group
The peeling force of proper range between the adhesive phase that compound is formed, can carry out without residue from the surface of above-mentioned adhesive phase
Peel off, and the interface physical property of above-mentioned adhesive phase can not be damaged.
In the following, the specific embodiment of the present invention is shown.But the embodiment recorded below only be used for particular instantiation or
Illustrate the present invention, it is impossible to thus limit the present invention.
<Production Example>
Production Example 1：The manufacture of butyl rubber with carboxyl in main chain
Prepare butyl rubber, which is the isoamyl by including 1.7 moles of %
The copolymer that the monomer mixture of the isobutene of diene and 98.3 moles of % is formed.In nitrogen reflux and easily to adjust temperature
Mode is set in the 2L reactors of cooling device, relative to the above-mentioned butyl rubber of 100 parts by weight, puts into 3 weights
After the peroxide (mCPBA) for measuring part, when 30 DEG C of stirrings 6 are small.Then, relative to the above-mentioned rubber of 100 parts by weight, input
The aqueous hydrochloric acid solution of the 1N concentration of 3.1 parts by weight, when 30 DEG C of stirrings 1 are small after, 90 DEG C are warming up to, when stirring 1 is small.Thus, make
Make the butyl rubber (IIR-OH) of the carboxyl with the isoprene unit for being grafted to main chain.
Production Example 2：The manufacture of butyl rubber with carboxyl in main chain
Prepare butyl rubber, which is the isoamyl by including 1.7 moles of %
The copolymer that the monomer mixture of the isobutene of diene and 98.3 moles of % is formed.In nitrogen reflux and easily to adjust temperature
Mode is set in the 2L reactors of cooling device, relative to the above-mentioned butyl rubber of 100 parts by weight, puts into 3 weights
Measure the maleic anhydride (maleic anhydride) of part and the dibenzoyl peroxide (dibenzoyl of 1.75 parts by weight
Peroxide after), when 60 DEG C~80 DEG C stirrings 5 are small.Then, relative to the above-mentioned rubber of 100 parts by weight, 3.1 weight are put into
Part 1N concentration aqueous hydrochloric acid solution, when 30 DEG C of stirrings 1 are small after, 90 DEG C are warming up to, when stirring 1 is small.Thus, manufacture has and connects
Butyl rubber (IIR-COOH) of the branch to the carboxyl of the isoprene unit of main chain.
Production Example 3：The manufacture of butyl rubber with hydroxyl in main chain
Production Example 3 has used following butyl rubber, the butyl rubber be by comprising
The copolymer that the monomer mixture of the isoprene of 0.5 mole of % and the isobutene of 99.5 moles of % is formed, in addition, passes through
The method identical with Production Example 1 carries out, so as to manufacture the isobutene of the hydroxyl with the isoprene unit for being grafted to main chain-different
Pentadiene rubber (IIR-OH).
Production Example 4：The manufacture of butyl rubber with hydroxyl in main chain
Production Example 4 has used following butyl rubber, the butyl rubber be by comprising
The copolymer that the monomer mixture of the isoprene of 28 moles of % and the isobutene of 72 moles of % is formed, in addition, by with
The identical method of Production Example 1 carries out, so as to manufacture isobutene-isoamyl of the hydroxyl with the isoprene unit for being grafted to main chain
Diene rubber (IIR-OH).
Production Example 5：The manufacture of butyl rubber with carboxyl in main chain
Production Example 5 has used following butyl rubber, the butyl rubber be by comprising
The copolymer that the monomer mixture of the isoprene of 35 moles of % and the isobutene of 65 moles of % is formed, in addition, by with
The identical method of Production Example 1 carries out, so as to manufacture isobutene-isoamyl of the hydroxyl with the isoprene unit for being grafted to main chain
Diene rubber (IIR-OH).
Production Example 6：The manufacture of butyl rubber with hydroxyl in side chain
Butyl rubber is prepared, which is by different comprising 1.7 moles of %
The copolymer that the monomer mixture of the isobutene of pentadiene and 98.3 moles of % is formed.In nitrogen reflux and easily to adjust temperature
Mode set in the 2L reactors of cooling device, relative to the above-mentioned butyl rubber of 100 parts by weight, input 3
After the peroxide (mCPBA) of parts by weight, when 30 DEG C of stirrings 6 are small.Thus, in the different of above-mentioned butyl rubber
Epoxy group has been imported on pentadiene unit.Then, relative to the above-mentioned rubber of 100 parts by weight, the periodic acid of 1 parts by weight has been put into
(periodic acid), 30 DEG C stirring 2 it is small when after, put into 3 parts by weight sodium borohydride (NaBH4), stirring 6 it is small when.By
This, has the butyl rubber of hydroxyl in manufacture side chain (end).
<Embodiment and comparative example>
Embodiment 1 to 5
Relative to the butyl rubber with hydroxyl of the above-mentioned Production Example 1 of 100 parts by weight, respectively with 3,
5th, the graphene oxide particle that 10,15 and 20 parts by weight mixing particle diameter is 5~20nm, by 3 functional isocyanates of 1.2 parts by weight
It is crosslinking agent (Duranate companies, TKA-100), tin (Tin) catalyst, 1.0 weights as reaction promoter of 1.0 parts by weight
Measure the acetylacetone,2,4-pentanedione (Sigma-Aldrich companies, Acetylacetone) as cure retarder of part and the work of 15 parts by weight
Mixed for the terpene based compound (Yasuhara chemical companies, Clearon P125) being hydrogenated of tackifier, from
And manufacture adhesive composition.
Embodiment 6
Using the butyl rubber with carboxyl of above-mentioned Production Example 2, the oxygen that particle diameter is 5~20nm is mixed
5 parts by weight of graphite alkene particle, in addition, adhesive composition are manufactured by the method identical with above-described embodiment 1.
Embodiment 7
Relative to 100 parts by weight of butyl rubber with hydroxyl of above-mentioned Production Example 1, it is comprising particle diameter
The montmorillonite particle of 10~50nm, in addition, adhesive composition is manufactured by the method identical with above-described embodiment 6.
Embodiment 8
Relative to 100 parts by weight of butyl rubber with hydroxyl of above-mentioned Production Example 4,5 parts by weight are mixed
Particle diameter be 5~20nm graphene oxide particle, in addition, pass through identical with above-described embodiment 1 method manufacture bonding
Agent composition.
Reference example 1 to 3
Relative to 100 parts by weight of butyl rubber with hydroxyl of above-mentioned Production Example 1, respectively with 25,30
The graphene oxide particle for being 5~20nm with 40 parts by weight mixing particle diameter, 3 functional isocyanate systems of 1.2 parts by weight are crosslinked
Agent (Duranate companies, TKA-100), tin (Tin) catalyst as reaction promoter of 1.0 parts by weight, 1.0 parts by weight
As the acetylacetone,2,4-pentanedione (Sigma-Aldrich companies, Acetylacetone) of cure retarder and the conduct thickening of 15 parts by weight
The terpene based compound (Yasuhara chemical companies, Clearon P125) being hydrogenated of agent is mixed, so as to manufacture
Adhesive composition.
Comparative example 1
Relative to the butyl rubber without polar functional group of 100 parts by weight, 5 parts by weight are mixed
Particle diameter is the graphene oxide particle of 5~20nm, using two propylene of dicyclopentadiene as photo-curable component of 10 parts by weight
The terpenes being hydrogenated as tackifier of acid ester monomer, the photoinitiator (Igacure 651) of 0.5 parts by weight and 15 parts by weight
Based compound (Yasuhara chemical companies, Clearon P125) is mixed, so as to manufacture adhesive composition.Its
In, above-mentioned butyl rubber is the list of the isobutene by the isoprene comprising 1.7 moles of % and 98.3 moles of %
The copolymer that body mixture is formed.
Comparative example 2
Relative to the acrylic resin of 100 parts by weight, by the photoinitiator (Igacur e651) of 0.5 parts by weight and 5 weight
The urethane acrylates system curing agent (Shin-A T＆C companies, SUO-1020) of part is mixed, so as to manufacture adhesive
Composition.
Comparative example 3
Not comprising graphene oxide particle, in addition, adhesive group is manufactured by the method identical with above-described embodiment 1
Compound.
Reference example 4
Using in the main chain that above-mentioned Production Example 3 prepares have hydroxyl butyl rubber, in addition,
Adhesive composition is manufactured by the method identical with above-mentioned comparative example 1.
Reference example 5
Using in the main chain that above-mentioned Production Example 5 prepares have hydroxyl butyl rubber, in addition,
Adhesive composition is manufactured by the method identical with above-mentioned comparative example 1.
Reference example 6
Use the isobutene-isoamyl 2 in the side chain (end) prepared in above-mentioned Production Example 6 of 100 parts by weight with hydroxyl
Alkene rubber, in addition, adhesive composition is manufactured by the method identical with above-mentioned comparative example 1.
Collect the composition of above-described embodiment, reference example and comparative example and be shown in table 2 below.
<Evaluation>
After the adhesive composition manufacture film forming shape of above-described embodiment 1 to 8, reference example 1 to 3 and comparative example 3,
Temperature in drying at 50 DEG C forms thermosetting compound, so as to manufacture the adhesive phase of 50 μ m thicks comprising the thermosetting compound.
In the case of above-mentioned comparative example 1,2 and reference example 4 to 6,2500mJ/cm is irradiated2Ultraviolet energy and formed
Photocured product, so as to manufacture the adhesive phase of 50 μ m thicks comprising the photocured product.
Experimental example 1：The measure of moisture permeability
On above-described embodiment and the adhesive phase of comparative example, under conditions of 38 DEG C of temperature, relative humidity 90%, in cup
In be put into the water of ormal weight after, after loading (loading) above-mentioned adhesive phase on it and covering (capping), evaporation 24 is small
When, using the weight of the decrement of the water of evaporation, moisture permeability (WVTR) is measured with measurement device (Labthink TSY-T3), by it
As a result it is recorded in table 1 below.
Experimental example 2：The measure of peeling force
On above-described embodiment and the adhesive phase of comparative example, UTM (universal testing machines are utilized：Universal Testing
Machine) peeling force with 300mm/min peeling rates measure for glass baseplate, its result such as table 1 below are recorded.
Experimental example 3：The measure of optical characteristics
1) measure of light transmittance (T)
After the adhesive phase of above-described embodiment and comparative example to be respectively attached to transparent glass baseplate, at 20 DEG C to 30 DEG C
Normal temperature condition under, determine light transmittance using ultraviolet-uisible spectrophotometer (UV-Vis spectrometer).
2) measure of mist degree (H)
After the adhesive phase of above-described embodiment and comparative example to be respectively attached to transparent glass baseplate, at 20 DEG C to 30 DEG C
Normal temperature condition under, determine mist degree with haze meter (BYK companies) device.
Experimental example 4：The measure of reliability
On the adhesive phase of above-described embodiment, reference example and comparative example, the glassivation base material in one side, removes the face
Stripping film, after being replaced with ito film, when placing 24 hours small to 120 at 85 DEG C of temperature and 85% relative humidities.Connect
, visually observe bubble and float phenomenon and measure durability.Measurement result is recorded in table 1 below, specifically, is not had completely
There is gassing to be represented with the situation for floating phenomenon with zero, gassing and the situation use × expression for floating phenomenon.
【Table 1】
According to the result of above-mentioned table 1, the peeling force and reliability of the comparative example 1 of uncombined polarized functional group are significantly
Reduce.In addition, there is no organic-inorganic particle, and in the case of the comparative example 2 for only utilizing acrylic resin, compared with embodiment,
Reliability reduces.In addition, there is no organic-inorganic particle, the butyl rubber with polar functional group is utilized
In the case of comparative example 3, exist relative to embodiment moisture permeability it is higher the problem of.
With more than the content of 20 parts by weight include graphene reference example 1 to 3 in the case of, although humidity display go out compared with
It is low, but there are the problem of relatively low peeling force and relatively low reliability, since light transmittance and haze value are higher in optical characteristics, because
There is the problem of being difficult to as optics adhesive in this.
In addition, it is 4 He of reference example of the butyl rubber of 0.5 mole of % in the content using isoprene
In the case of using reference example 5 of the content of isoprene for the butyl rubber of 35 moles of %, show opposite
Higher moisture permeability, relatively low reliability and relatively low peeling force.In addition, the different of isoprene is combined with side chain using
In the case of the reference example 6 of butylene-isoprene rubber, higher moisture permeability, relatively low reliability and relatively low are also showed that
Peeling force.
Symbol description
100：Bonding film
110：Release film layer
120：Adhesive phase.
Claims (12)
1. a kind of optics adhesive composition comprising：
Butyl rubber with polar functional group；And
Organic-inorganic particle comprising organic filler or inorganic particulate.
2. optics adhesive composition according to claim 1, wherein, the polar functional group include selected from hydroxyl,
One in carboxyl, amido, acrylic, methylpropenyl, aldehyde radical, epoxy group, maleic acid anhydride group, amide groups and combinations thereof
Kind.
3. optics adhesive composition according to claim 1, wherein, the polar functional group is grafted to described different
The isoprene unit of butylene-isoprene rubber.
4. optics adhesive composition according to claim 1, wherein, relative to isobutene units and isoprene weight
The total mole number of multiple unit, the content of the isoprene unit of the butyl rubber are rubbed for 1 mole of %~30
You are %.
5. optics adhesive composition according to claim 1, wherein, the isobutene with the polar functional group-
The weight average molecular weight (Mw) of isoprene rubber is 10,000 to 1,000,000.
6. optics adhesive composition according to claim 1, wherein, the particle diameter of the organic-inorganic particle is 2nm
To 100nm.
7. optics adhesive composition according to claim 1, wherein, the organic filler includes and is selected from graphite oxide
One in alkene, partial cross-linked polyacrylic acid, polyvinyl alcohol, ascorbic acid, glucose, acetic anhydride, propionic andydride and combinations thereof
Kind.
8. optics adhesive composition according to claim 1, wherein, the inorganic particulate include selected from sodium oxide molybdena,
Iron oxide, calcium oxide, nano zeolite, calcium chloride, montmorillonite, bentonite, lithium sulfate, magnesium sulfate, aluminium acetylacetonate and they
One kind in combination.
9. optics adhesive composition according to claim 1, wherein, there is the pole relative to 100 parts by weight
The butyl rubber of property functional group, the organic-inorganic particle comprising 0.5 to 20 parts by weight.
10. optics adhesive composition according to claim 1, wherein, the optics is also wrapped with adhesive composition
Containing one kind in crosslinking agent, reaction promoter, cure retarder, tackifier, oxidation stabilizers and combinations thereof.
11. optics adhesive composition according to claim 10, wherein, the tackifier, which include, is selected from what is be hydrogenated
Dicyclopentadiene based compound, the terpene based compound being hydrogenated, the rosin based compound being hydrogenated, the fragrant family being hydrogenated
One kind in compound, the oil based compound and combinations thereof being hydrogenated.
12. a kind of optics bonding film, it includes any one of claim 1 to 11 with adhesive phase, described adhesive layer
The solidfied material of the optics adhesive composition.
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| KR20150155175 | 2015-11-05 | ||
| KR10-2015-0155175 | 2015-11-05 | ||
| PCT/KR2016/012707 WO2017078489A1 (en) | 2015-11-05 | 2016-11-04 | Optical adhesive composition and optical adhesive film |
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| CN107960098A true CN107960098A (en) | 2018-04-24 |
| CN107960098B CN107960098B (en) | 2020-06-05 |
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| KR (1) | KR102111963B1 (en) |
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| KR102335253B1 (en) * | 2018-11-05 | 2021-12-03 | 주식회사 엘지화학 | Encapsulation film |
| KR20240045655A (en) | 2022-09-30 | 2024-04-08 | 애경케미칼주식회사 | Adhesive composition for optical use |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120091349A (en) * | 2009-11-18 | 2012-08-17 | 아지노모토 가부시키가이샤 | Resin composition |
| CN102898959A (en) * | 2011-07-25 | 2013-01-30 | 汉高股份有限公司 | Photo-curable adhesive composition and its use |
| JP2013216782A (en) * | 2012-04-09 | 2013-10-24 | Kaneka Corp | Curable composition and usage of the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2593510A1 (en) * | 2006-08-24 | 2008-02-24 | Lanxess Inc. | Butyl adhesive containing maleic anhydride and optional nanoclay |
| CA2770878C (en) * | 2009-09-10 | 2015-02-03 | Exxonmobil Chemical Patents Inc. | Elastomeric copolymers, copolymer compositions, and their use in articles |
| US8663407B2 (en) * | 2010-11-17 | 2014-03-04 | 3M Innovative Properties Company | Isobutylene (Co)polymeric adhesive composition |
| KR101490553B1 (en) * | 2012-05-02 | 2015-02-05 | (주)엘지하우시스 | Pressure-sensitive adhesive composition with excellent barrier properities |
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- 2016-11-04 CN CN201680023172.8A patent/CN107960098B/en active Active
- 2016-11-04 KR KR1020160146844A patent/KR102111963B1/en active IP Right Grant
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120091349A (en) * | 2009-11-18 | 2012-08-17 | 아지노모토 가부시키가이샤 | Resin composition |
| CN102898959A (en) * | 2011-07-25 | 2013-01-30 | 汉高股份有限公司 | Photo-curable adhesive composition and its use |
| KR20140039064A (en) * | 2011-07-25 | 2014-03-31 | 헨켈 차이나 컴퍼니 리미티드 | Photocurable adhesive composition and use of the same |
| JP2013216782A (en) * | 2012-04-09 | 2013-10-24 | Kaneka Corp | Curable composition and usage of the same |
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| KR20170053137A (en) | 2017-05-15 |
| KR102111963B1 (en) | 2020-05-18 |
| WO2017078489A1 (en) | 2017-05-11 |
| CN107960098B (en) | 2020-06-05 |
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