CN103160238A - Adhesive composition, film-like adhesive, adhesive sheet, connection structure and method for producing connection structure - Google Patents
Adhesive composition, film-like adhesive, adhesive sheet, connection structure and method for producing connection structure Download PDFInfo
- Publication number
- CN103160238A CN103160238A CN2012105488900A CN201210548890A CN103160238A CN 103160238 A CN103160238 A CN 103160238A CN 2012105488900 A CN2012105488900 A CN 2012105488900A CN 201210548890 A CN201210548890 A CN 201210548890A CN 103160238 A CN103160238 A CN 103160238A
- Authority
- CN
- China
- Prior art keywords
- substrate
- splicing ear
- adhesive composite
- disposed
- interarea
- 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.)
- Granted
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- 239000000853 adhesive Substances 0.000 title claims abstract description 235
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 235
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000000203 mixture Substances 0.000 title abstract description 89
- 150000001875 compounds Chemical class 0.000 claims abstract description 75
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 32
- 125000003118 aryl group Chemical group 0.000 claims abstract description 31
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 31
- 150000003839 salts Chemical class 0.000 claims abstract description 30
- 125000004433 nitrogen atom Chemical group N* 0.000 claims abstract description 5
- 125000005496 phosphonium group Chemical group 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims description 174
- -1 vinyl compound Chemical class 0.000 claims description 140
- 239000000758 substrate Substances 0.000 claims description 134
- 239000002245 particle Substances 0.000 claims description 66
- 238000009826 distribution Methods 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 32
- 229920002554 vinyl polymer Polymers 0.000 claims description 31
- 125000000217 alkyl group Chemical group 0.000 claims description 30
- 239000007870 radical polymerization initiator Substances 0.000 claims description 20
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 19
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 19
- 229910019142 PO4 Inorganic materials 0.000 claims description 18
- 239000010452 phosphate Substances 0.000 claims description 18
- 125000004432 carbon atom Chemical group C* 0.000 claims description 17
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 17
- 239000004417 polycarbonate Substances 0.000 claims description 16
- 229920000515 polycarbonate Polymers 0.000 claims description 16
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 claims description 15
- 239000011112 polyethylene naphthalate Substances 0.000 claims description 15
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- 125000005843 halogen group Chemical group 0.000 claims description 3
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- 150000001768 cations Chemical class 0.000 abstract description 6
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- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 20
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- 238000012360 testing method Methods 0.000 description 18
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- 230000000052 comparative effect Effects 0.000 description 9
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- 150000004693 imidazolium salts Chemical class 0.000 description 9
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- 239000004065 semiconductor Substances 0.000 description 9
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- 239000010419 fine particle Substances 0.000 description 8
- 150000004714 phosphonium salts Chemical class 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 7
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 7
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- 150000003254 radicals Chemical class 0.000 description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
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- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 5
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- LDHQCZJRKDOVOX-UHFFFAOYSA-N 2-butenoic acid Chemical compound CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 4
- 239000004342 Benzoyl peroxide Substances 0.000 description 4
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 4
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- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 4
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- 125000002757 morpholinyl group Chemical group 0.000 description 4
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- 229910052757 nitrogen Inorganic materials 0.000 description 4
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- NHOWDZOIZKMVAI-UHFFFAOYSA-N (2-chlorophenyl)(4-chlorophenyl)pyrimidin-5-ylmethanol Chemical compound C=1N=CN=CC=1C(C=1C(=CC=CC=1)Cl)(O)C1=CC=C(Cl)C=C1 NHOWDZOIZKMVAI-UHFFFAOYSA-N 0.000 description 3
- 125000006219 1-ethylpentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])[H] 0.000 description 3
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- 150000002170 ethers Chemical class 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- HCPOCMMGKBZWSJ-UHFFFAOYSA-N ethyl 3-hydrazinyl-3-oxopropanoate Chemical compound CCOC(=O)CC(=O)NN HCPOCMMGKBZWSJ-UHFFFAOYSA-N 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 125000000219 ethylidene group Chemical group [H]C(=[*])C([H])([H])[H] 0.000 description 1
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- 239000012467 final product Substances 0.000 description 1
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- 229910052731 fluorine Inorganic materials 0.000 description 1
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- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- JBFHTYHTHYHCDJ-UHFFFAOYSA-N gamma-caprolactone Chemical compound CCC1CCC(=O)O1 JBFHTYHTHYHCDJ-UHFFFAOYSA-N 0.000 description 1
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- MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
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- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- OHMBHFSEKCCCBW-UHFFFAOYSA-N hexane-2,5-diol Chemical compound CC(O)CCC(C)O OHMBHFSEKCCCBW-UHFFFAOYSA-N 0.000 description 1
- 238000009396 hybridization Methods 0.000 description 1
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- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Substances C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 1
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- 125000001841 imino group Chemical group [H]N=* 0.000 description 1
- 230000008676 import Effects 0.000 description 1
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- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
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- 229920002521 macromolecule Polymers 0.000 description 1
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- 150000002739 metals Chemical class 0.000 description 1
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- AYLRODJJLADBOB-QMMMGPOBSA-N methyl (2s)-2,6-diisocyanatohexanoate Chemical compound COC(=O)[C@@H](N=C=O)CCCCN=C=O AYLRODJJLADBOB-QMMMGPOBSA-N 0.000 description 1
- XLSZMDLNRCVEIJ-UHFFFAOYSA-N methylimidazole Natural products CC1=CNC=N1 XLSZMDLNRCVEIJ-UHFFFAOYSA-N 0.000 description 1
- ZIYVHBGGAOATLY-UHFFFAOYSA-N methylmalonic acid Chemical compound OC(=O)C(C)C(O)=O ZIYVHBGGAOATLY-UHFFFAOYSA-N 0.000 description 1
- ZJBHFQKJEBGFNL-UHFFFAOYSA-N methylsilanetriol Chemical compound C[Si](O)(O)O ZJBHFQKJEBGFNL-UHFFFAOYSA-N 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- OVHHHVAVHBHXAK-UHFFFAOYSA-N n,n-diethylprop-2-enamide Chemical compound CCN(CC)C(=O)C=C OVHHHVAVHBHXAK-UHFFFAOYSA-N 0.000 description 1
- VZUGBLTVBZJZOE-KRWDZBQOSA-N n-[3-[(4s)-2-amino-1,4-dimethyl-6-oxo-5h-pyrimidin-4-yl]phenyl]-5-chloropyrimidine-2-carboxamide Chemical compound N1=C(N)N(C)C(=O)C[C@@]1(C)C1=CC=CC(NC(=O)C=2N=CC(Cl)=CN=2)=C1 VZUGBLTVBZJZOE-KRWDZBQOSA-N 0.000 description 1
- RQAKESSLMFZVMC-UHFFFAOYSA-N n-ethenylacetamide Chemical compound CC(=O)NC=C RQAKESSLMFZVMC-UHFFFAOYSA-N 0.000 description 1
- ZQXSMRAEXCEDJD-UHFFFAOYSA-N n-ethenylformamide Chemical compound C=CNC=O ZQXSMRAEXCEDJD-UHFFFAOYSA-N 0.000 description 1
- IZXGMKHVTNJFAA-UHFFFAOYSA-N n-methyl-n-phenylprop-2-enamide Chemical compound C=CC(=O)N(C)C1=CC=CC=C1 IZXGMKHVTNJFAA-UHFFFAOYSA-N 0.000 description 1
- SEEYREPSKCQBBF-UHFFFAOYSA-N n-methylmaleimide Chemical compound CN1C(=O)C=CC1=O SEEYREPSKCQBBF-UHFFFAOYSA-N 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- XFHJDMUEHUHAJW-UHFFFAOYSA-N n-tert-butylprop-2-enamide Chemical compound CC(C)(C)NC(=O)C=C XFHJDMUEHUHAJW-UHFFFAOYSA-N 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- FBUKVWPVBMHYJY-UHFFFAOYSA-M nonanoate Chemical compound CCCCCCCCC([O-])=O FBUKVWPVBMHYJY-UHFFFAOYSA-M 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- FSAJWMJJORKPKS-UHFFFAOYSA-N octadecyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C=C FSAJWMJJORKPKS-UHFFFAOYSA-N 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- MPQXHAGKBWFSNV-UHFFFAOYSA-N oxidophosphanium Chemical class [PH3]=O MPQXHAGKBWFSNV-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- WCVRQHFDJLLWFE-UHFFFAOYSA-N pentane-1,2-diol Chemical compound CCCC(O)CO WCVRQHFDJLLWFE-UHFFFAOYSA-N 0.000 description 1
- GTCCGKPBSJZVRZ-UHFFFAOYSA-N pentane-2,4-diol Chemical compound CC(O)CC(C)O GTCCGKPBSJZVRZ-UHFFFAOYSA-N 0.000 description 1
- 229940038597 peroxide anti-acne preparations for topical use Drugs 0.000 description 1
- 229960005323 phenoxyethanol Drugs 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 125000004193 piperazinyl group Chemical group 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
- AQHHHDLHHXJYJD-UHFFFAOYSA-N propranolol Chemical compound C1=CC=C2C(OCC(O)CNC(C)C)=CC=CC2=C1 AQHHHDLHHXJYJD-UHFFFAOYSA-N 0.000 description 1
- OSFBJERFMQCEQY-UHFFFAOYSA-N propylidene Chemical group [CH]CC OSFBJERFMQCEQY-UHFFFAOYSA-N 0.000 description 1
- 150000004059 quinone derivatives Chemical class 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920003987 resole Polymers 0.000 description 1
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-M terephthalate(1-) Chemical compound OC(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-M 0.000 description 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- WGLLSSPDPJPLOR-UHFFFAOYSA-N tetramethylethylene Natural products CC(C)=C(C)C WGLLSSPDPJPLOR-UHFFFAOYSA-N 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea group Chemical group NC(=O)N XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000007601 warm air drying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/06—Polyurethanes from polyesters
-
- 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
- C09J171/00—Adhesives based on polyethers obtained by reactions forming an ether link in the main chain; Adhesives based on derivatives of such polymers
- C09J171/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C09J171/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C09J171/12—Polyphenylene oxides
-
- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
- C09J175/16—Polyurethanes having carbon-to-carbon unsaturated bonds having terminal carbon-to-carbon unsaturated bonds
-
- 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
- C09J201/00—Adhesives based on unspecified macromolecular compounds
-
- 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
- C09J7/22—Plastics; Metallised plastics
-
- 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
-
- 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
- C09J7/35—Heat-activated
-
- 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
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
- C09J9/02—Electrically-conducting adhesives
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
- H02S30/10—Frame structures
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/321—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by conductive adhesives
-
- 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
- C09J2203/322—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of solar panels
-
- 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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
- C09J2301/41—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the carrier layer
-
- 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
- C09J2471/00—Presence of polyether
-
- 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
- C09J2475/00—Presence of polyurethane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/83—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector
- H01L2224/831—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector the layer connector being supplied to the parts to be connected in the bonding apparatus
- H01L2224/83101—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a layer connector the layer connector being supplied to the parts to be connected in the bonding apparatus as prepeg comprising a layer connector, e.g. provided in an insulating plate member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/06—Polymers
- H01L2924/078—Adhesive characteristics other than chemical
- H01L2924/0781—Adhesive characteristics other than chemical being an ohmic electrical conductor
- H01L2924/07811—Extrinsic, i.e. with electrical conductive fillers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
- Wire Bonding (AREA)
Abstract
The invention relates to an adhesive composition, a film-like adhesive, an adhesive sheet, a connection structure and a method for producing the connection structure. The adhesive composition comprises (a) thermoplastic resin, (b) radical polymerized compound, (c) radical polymerized initiator, and (d) salt containing boron. The (d) salt containing boron is a compound expressed by the following formula (A), in the formula (A): R1, R2, R3 and R4 represent hydrogen atoms, 1 to 18alkyl groups or aryl groups of carbon numbers respectively, and X+ represents a cation containing phosphonium atoms or nitrogen atoms.
Description
Technical field
The present invention relates to the manufacture method of adhesive composite, film-like adhesive, adhesive sheet, syndeton body, syndeton body and the application of adhesive composite.
Background technology
In semiconductor element and liquid crystal display device, for the purpose that makes the various parts combinations in element, use various caking agents all the time.For the requirement of caking agent, relate to the many aspects such as reliability under cementability and thermotolerance, humid tropical condition.Above-mentioned caking agent is used for liquid crystal display device and TCP(COF) be connected, FPC and TCP(COF) be connected, TCP(COF) with being connected of printed-wiring board (PWB), FPC and being connected of printed-wiring board (PWB) etc.In addition, above-mentioned caking agent also is used for the situation of semiconductor element mounting in substrate.
As being used for bonding adherend, use the organic substrates such as printed-wiring board (PWB) or polyimide, polyethylene terephthalate (PET), polycarbonate (PC), PEN (PEN), cyclic olefin polymer (COP), and the metal such as copper, aluminium, the perhaps composite oxides of ITO(indium and tin), the mixture of IZO(Indium sesquioxide and zinc oxide), the AZO(Zinc-aluminium), the SiN(silicon nitride), SiO
2(silicon-dioxide) etc. has the base material of various condition of surface.The molecular designing that therefore, need to be suitable for the adhesive composite of each adherend.
Recently, be accompanied by the high-precision refinement of highly integrated, the liquid crystal display device of semiconductor element, interelement spacing and wiring closet spacing are just in narrow and smallization.In addition, using gradually semiconductor element, liquid crystal display device or the touch pad that has used the low organic substrate of the thermotolerances such as PET, PC, PEN.If the Heating temperature when being used for the adhesive composite of such semiconductor element etc. and solidifying is high and curing speed is slow, desirable connection section not only, even parts also can be by superheated on every side, having becomes the tendency of the major cause of components damage etc. on every side, therefore, for adhesive composite, require bonding under low-temperature curing.
All the time, as the caking agent of above-mentioned semiconductor element or used for liquid crystal display element, use the thermosetting resin (for example, with reference to following patent documentation 1) of the epoxy resin that has used performance high adhesion and high reliability always.As the constituent of resin, generally use epoxy resin, have the solidifying agent such as reactive resol with epoxy resin, promote the hot potentiality catalyzer of the reaction of epoxy resin and solidifying agent.Hot potentiality catalyzer is not react under the storing temps such as room temperature but at the material of when heating performance hyperergy, become the important factor that determines solidification value and curing speed, the viewpoint of the curing speed during from caking agent stability in storage at room temperature and heating and use various compounds.In the operation of reality, by solidify the condition of cure of 1 ~ 3 hour at the temperature of 170 ~ 250 ℃, obtained desirable bonding.But, for making above-mentioned caking agent low-temperature curing, need to use the low hot potentiality catalyzer of activation energy, be very difficult but make it have stability in storage concurrently.
Attract attention in recent years, and with the free-radical polymerised compounds such as acrylate derivative or methacrylate derivative and radical-curable caking agent as the superoxide of radical polymerization initiator.For radically curing, because the free radical as chain carrier is imbued with reactivity, therefore can realize short period of time curing (for example, with reference to following patent documentation 2).For such radical-curable caking agent, proposed and with benzoyl peroxide (BPO), amine compound, organoboron compound etc. as the method for radical polymerization initiator (for example, with reference to following patent documentation 3).
The prior art document
Patent documentation 1: Japanese kokai publication hei 1-113480 communique
Patent documentation 2: international disclosing No. 98/44067
Patent documentation 3: TOHKEMY 2000-290121 communique
Summary of the invention
The problem that invention will solve
In order to make above-mentioned radical-curable caking agent low-temperature curing, need to use radical polymerization initiator, but for existing radical-curable caking agent, it is very difficult having curability at low temperatures and stability in storage concurrently.For example, when using above-mentioned benzoyl peroxide (BPO), amine compound, organoboron compound etc. as the radical polymerization initiator of the free-radical polymerised compounds such as acrylate derivative or methacrylate derivative, even also can be cured reaction under room temperature (25 ℃, following identical), the situation that therefore has stability in storage to reduce.
Thus, the adhesive composite that the purpose of this invention is to provide curability at low temperatures and stability in storage excellence.In addition, the purpose of this invention is to provide film-like adhesive, adhesive sheet, syndeton body, the manufacture method of syndeton body and the application of adhesive composite of using such adhesive composite.
The technical scheme of dealing with problems
The inventor conducts in-depth research for solving the problems of the technologies described above, and found that, by using specific boron compound as the constituent of adhesive composite, can obtain excellent curability at low temperatures and stability in storage, thereby complete the present invention.
That is, adhesive composite of the present invention contains (a) thermoplastic resin, (b) free-radical polymerised compound, (c) radical polymerization initiator and (d) salt of boracic, and wherein, (d) salt of boracic is the compound shown in following general formula (A).
[changing 1]
In formula (A), R
1, R
2, R
3And R
4The alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18, X
+Expression comprises the positively charged ion of quaternary phosphonium atom and/or quaternary nitrogen atoms.
In the present invention, contain the salt of (d) boracic by making adhesive composite, can promote the decomposition of (c) radical polymerization initiator under low temperature (for example 80 ~ 120 ℃), so the curability at low temperatures of adhesive composite is excellent.In addition, in the present invention, because the salt of above-mentioned (d) boracic is the compound shown in general formula (A), the stability in storage of adhesive composite (for example stability in storage under near room temperature (for example-20 ~ 25 ℃)) excellence, even in the situation of prolonged preservation adhesive composite, also can access excellent bonding strength and contact resistance (for example, the syndeton body of circuit block or bonding strength and the contact resistance in solar module).As mentioned above, the curability at low temperatures of adhesive composite of the present invention and stability in storage are excellent.
And then, in the present invention, no matter prolonged preservation adhesive composite whether can obtain excellent bonding strength and contact resistance.In addition, in the present invention, though prolonged preservation adhesive composite whether, even also can keep stable performance (bonding strength and contact resistance) after reliability test (high temperature and humidity test) for a long time.
For adhesive composite of the present invention, as the salt of (d) boracic, can contain the compound shown in following general formula (A1), in this case, curability at low temperatures and storage stability are further improved.
[changing 2]
In formula (A1), R
1, R
2, R
3, R
4, R
5a, R
6a, R
7aAnd R
8aThe alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18.
R in above-mentioned general formula (A)
5a, R
6a, R
7aAnd R
8aIn preferred any and only one be hydrogen atom.In this case, curability at low temperatures is further improved.
For adhesive composite of the present invention, as the salt of (d) boracic, can contain the compound shown in following general formula (A2), in this case, curability at low temperatures and storage stability are further improved.
[changing 3]
In formula (A2), R
1, R
2, R
3And R
4The alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18, R
5b, R
6b, R
7b, R
8bAnd R
9bRepresent independently of one another hydrogen atom, halogen atom, alkyl, aryl or alkoxyl group, R
8bAnd R
9bCan interosculate and form ring.
In addition, in adhesive composite of the present invention, (b) free-radical polymerised compound can contain vinyl compound and this vinyl compound free-radical polymerised compound in addition with phosphate.In this case, bonding under low-temperature curing becomes easily, simultaneously, the bonding strength with the substrate with splicing ear further improved.
In addition, (d) fusing point of the salt of boracic can be more than 60 ℃ below 300 ℃.In this case, stability (for example, the stability of near room temperature) further improves, and stability in storage further improves.
In addition, (a) thermoplastic resin can contain from by phenoxy resin, urethane resin, polyester urethane resin, butyral resin, acrylic resin, polyimide resin and polyamide resin and have select the group that vinyl acetate forms as the multipolymer of structural unit at least a.In this case, thermotolerance and cementability further improve, even also can easily keep these excellent characteristics after reliability test (high temperature and humidity test) for a long time.
In addition, adhesive composite of the present invention can further contain (e) electroconductive particle.In this case, can give adhesive composite with good electroconductibility or anisotropic conductive, the circuit block that therefore can more appropriately be used for having splicing ear bonding purposes or solar module etc. each other.In addition, the contact resistance that is electrically connected to via above-mentioned adhesive composite the syndeton body that obtains can further reduce fully.
In addition, the inventor finds, above-mentioned adhesive composite can be used for having the connection of the parts of splicing ear effectively.The first splicing ear that adhesive composite of the present invention can be used for being disposed on the interarea of first substrate is electrically connected to the second splicing ear on the interarea that is disposed at second substrate, also can be electrically connected to distribution component for this splicing ear of the solar battery cell that will have the splicing ear on the interarea that is disposed at substrate.
The film-like adhesive that the present invention relates to comprises above-mentioned adhesive composite.The adhesive sheet that the present invention relates to possesses base material and above-mentioned film-like adhesive, and film-like adhesive is configured on base material.
The syndeton body that one aspect of the present invention relates to possesses: have first substrate and be disposed at the first splicing ear on the interarea of this first substrate the first circuit block, have second substrate and be disposed at the second circuit parts of the second splicing ear on the interarea of this second substrate and be disposed at the first circuit block and the second circuit parts between interconnecting piece, interconnecting piece contains the cured article of above-mentioned adhesive composite, and the first splicing ear and the second splicing ear are carried out electrical connection.In the syndeton body that relates in one aspect of the invention, interconnecting piece contains the cured article of above-mentioned adhesive composite, thus, can improve contact resistance and the bonding strength of syndeton body.
In the syndeton body that relates in one aspect of the invention, at least one party in first substrate and second substrate can be that the base material of the thermoplastic resin below 200 ℃ consists of by comprising second-order transition temperature.In this case, use the bonding strength of the syndeton body of adhesive composite further to improve.
In the syndeton body that relates in one aspect of the invention, at least one party in first substrate and second substrate can consist of by comprise at least a base material of selecting from the group that is comprised of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer.In this case, even use the situation of the first circuit block or second circuit parts with the substrate that is consisted of by above-mentioned specific material, by the adhesive composite that uses the invention described above to relate to, also can realize low-temperature curing, therefore, can reduce thermal damage for the first circuit block or second circuit parts.In addition, the substrate that is made of above-mentioned specific material and the wettability of adhesive composite improve, and can further improve bonding strength thus.Thus, when using the substrate that is consisted of by above-mentioned specific material, can access excellent connection reliability.
The syndeton body that one aspect of the present invention relates to can be following mode: first substrate consists of by comprise at least a base material of selecting from the group that is comprised of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer, and second substrate consists of by comprise at least a base material of selecting from the group that is comprised of polyimide resin and polyethylene terephthalate.In this case, even use the situation of the first circuit block or second circuit parts with the substrate that is consisted of by above-mentioned specific material, by the adhesive composite that uses the invention described above to relate to, also can realize low-temperature curing, therefore, can reduce thermal damage for the first circuit block or second circuit parts.In addition, the substrate that is made of above-mentioned specific material and the wettability of adhesive composite improve and can further improve bonding strength.Thus, when using the substrate that is consisted of by above-mentioned specific material, can access excellent connection reliability.
The syndeton body that other aspects of the present invention relate to possesses: have substrate and be disposed at solar battery cell, the distribution component of the splicing ear on the interarea of this substrate and be disposed at solar battery cell and distribution component between interconnecting piece, interconnecting piece contains the cured article of above-mentioned adhesive composite, and splicing ear and distribution component are electrically connected to.In the syndeton body that relates to aspect other in the present invention, interconnecting piece contains the cured article of above-mentioned adhesive composite, thus, can improve contact resistance and the bonding strength of syndeton body.
The invention provides the manufacture method of syndeton body, the method by make above-mentioned adhesive composite between have first substrate and be disposed at the first splicing ear on the interarea of this first substrate the first circuit block, and have second substrate and be disposed between the second circuit parts of the second splicing ear on the interarea of this second substrate, this adhesive composite is solidified, thus bonding the first circuit block and second circuit parts under the state that the first splicing ear and the second splicing ear are electrically connected to.In addition, the invention provides the manufacture method of syndeton body, the method is by making above-mentioned adhesive composite between having substrate and being disposed between the solar battery cell and distribution component of the splicing ear on the interarea of this substrate, this adhesive composite is solidified, thus bonding solar battery cell and distribution component under the state that splicing ear and distribution component are electrically connected to.
The invention provides the application of above-mentioned adhesive composite, it is used for making the first splicing ear on the interarea that is disposed at first substrate to be electrically connected to the second splicing ear on the interarea that is disposed at second substrate.The invention provides the application of above-mentioned adhesive composite, it is for the manufacture of interconnecting piece, and this interconnecting piece is used for making the first splicing ear on the interarea that is disposed at first substrate to be electrically connected to the second splicing ear on the interarea that is disposed at second substrate.
The invention provides the application of above-mentioned adhesive composite, it is used for this splicing ear of the solar battery cell with the splicing ear on the interarea that is disposed at substrate is electrically connected to distribution component.The invention provides the application of above-mentioned adhesive composite, it is for the manufacture of interconnecting piece, and this interconnecting piece is used for this splicing ear of the solar battery cell with the splicing ear on the interarea that is disposed at substrate is electrically connected to distribution component.
The invention provides above-mentioned adhesive composite, it becomes the interconnecting piece in the syndeton body, this syndeton body possesses: have first substrate and be disposed at the first splicing ear on the interarea of this first substrate the first circuit block, have second substrate and be disposed at the second circuit parts of the second splicing ear on the interarea of this second substrate and be disposed at the first circuit block and the second circuit parts between interconnecting piece, the first splicing ear and the second splicing ear are carried out electrical connection.The invention provides above-mentioned adhesive composite, it becomes the interconnecting piece in the syndeton body, this syndeton body possesses: have substrate and be disposed at solar battery cell, the distribution component of the splicing ear on the interarea of this substrate and be disposed at solar battery cell and distribution component between interconnecting piece, splicing ear and distribution component are carried out electrical connection.
Beneficial effect
According to the present invention, can provide the adhesive composite of curability at low temperatures and stability in storage excellence.Such adhesive composite is compared with the situation of the use alkyl boron compound of record in above-mentioned patent documentation 3, can improve stability in storage.The curability at low temperatures of the adhesive composite that the present invention relates in addition, and the balance of stability in storage are excellent.Because the stability in storage of the adhesive composite that the present invention relates to is excellent, therefore, even in the situation that the prolonged preservation adhesive composite also can access excellent bonding strength and contact resistance.And then, for the adhesive composite that the present invention relates to, no matter prolonged preservation adhesive composite whether can both obtain excellent bonding strength and contact resistance.In addition, for the adhesive composite that the present invention relates to, though prolonged preservation adhesive composite whether, even after reliability test (high temperature and humidity test) for a long time, also can keep stable performance (bonding strength and contact resistance).The present invention can provide film-like adhesive, adhesive sheet, syndeton body, the manufacture method of syndeton body and the application of adhesive composite of using such adhesive composite.
Description of drawings
Fig. 1 means the schematic sectional view of the syndeton body that the first embodiment of the present invention relates to.
Fig. 2 means the schematic sectional view of the manufacture method of syndeton body shown in Figure 1.
Fig. 3 means the schematic sectional view of the syndeton body that the second embodiment of the present invention relates to.
Fig. 4 means the schematic sectional view of the manufacture method of syndeton body shown in Figure 3.
Fig. 5 means the schematic sectional view of the syndeton body that the 3rd embodiment of the present invention relates to.
Description of reference numerals
The 10th, circuit block (the first circuit block); The 12nd, circuit substrate (first substrate); 12a is interarea; The 14th, splicing ear (the first splicing ear); The 20th, circuit block (second circuit parts); The 22nd, circuit substrate (second substrate); 22a is interarea; The 24th, splicing ear (the second splicing ear); 30, the 40th, interconnecting piece; 30a, 40a are adhesive composites; The 44th, electroconductive particle; 100, the 200th, the syndeton body of circuit block; The 300th, solar module (syndeton body); 310a, 310b are solar battery cells; The 312nd, substrate; 312a is surface (interarea); 312b is the back side (interarea); The 314th, surface electrode; The 316th, backplate; The 320th, distribution component; The 330th, interconnecting piece.
Embodiment
Below, preferred embodiment at length describe of the present invention.Here; in this manual; the meaning of " (methyl) vinylformic acid " is vinylformic acid and the methacrylic acid corresponding with it; the meaning of " (methyl) acrylate " is acrylate and the methacrylic ester corresponding with it; the meaning of " (methyl) acryl " is acryl and methacryloyl, and the meaning of " (methyl) acryloxy " is acryloxy and the methacryloxy corresponding with it.
In addition, in this manual, the meaning of " fusing point " is: the temperature that obtains according to the method for the K0064 of JIS standard record, perhaps, weighing 5.0mg sample in non-hermetic type sample disc is with differential scanning calorimeter (DSC7 PERKIN ELMER company system) temperature with the endotherm(ic)peak peak value of the determination of heating rate of 10 ℃/min under nitrogen.
In addition, in this manual, " weight-average molecular weight " refers to according to condition as follows by the value of gel permeation chromatography (GPC) use by the calibrating curve determining of polystyrene standard.
(condition determination)
Device: the GPC-8020 processed of TOSOH Co., Ltd
Detector: the RI-8020 processed of TOSOH Co., Ltd
Chromatographic column: the Gelpack GL-A-160-S+GL-A150 processed of Hitachi Chemical Co., Ltd.
Sample solution concentration: 120mg/3ml
Solvent: tetrahydrofuran (THF)
Injection rate: 60 μ l
Pressure: 30kgf/cm
2
Flow: 1.00ml/min
The adhesive composite of present embodiment contains (a) thermoplastic resin, (b) free-radical polymerised compound, (c) radical polymerization initiator and (d) salt of boracic.
((a) thermoplastic resin)
(a) thermoplastic resin refers to have the resin (polymer) of following character: become the high liquid state of viscosity and with the external force Free Transform through heating, cooling and keep its shape and hardening when removing external force, this process can be carried out repeatedly.In addition, (a) thermoplastic resin can be also the resin (polymer) with the reactive functional groups that possesses above-mentioned character.(a) second-order transition temperature of thermoplastic resin (Tg) for example is preferably more than-30 ℃, more than more preferably-25 ℃, more than more preferably-20 ℃.(a) second-order transition temperature of thermoplastic resin (Tg) for example is preferably below 190 ℃, more preferably below 170 ℃, more preferably below 150 ℃.
(a) thermoplastic resin for example can comprise from by phenoxy resin, urethane resin, polyester urethane resin, butyral resin (for example polyvinyl butyral resin), acrylic resin, polyimide resin and polyamide resin and have select the group that vinyl acetate forms as the multipolymer (vinyl acetate copolymer, for example ethylene-vinyl acetate copolymer) of structural unit at least a.These are can be separately a kind of or mix two or more uses.And then, can also comprise siloxane bond or fluoro substituents in these (a) thermoplastic resins.For them, the state that the preferred resin that mixes mixes each other fully or microphase-separated occurs and the state of gonorrhoea.
Adhesive composite is during with membranaceous application, and (a) weight-average molecular weight of thermoplastic resin is larger, more easily obtains good film formative, in addition, the viscosity that dissolves that affects the mobility of film-like adhesive composition can be set in wide region.(a) weight-average molecular weight of thermoplastic resin for example is preferably more than 5000, more preferably more than 7000, more preferably more than 10000.If (a) weight-average molecular weight of thermoplastic resin is more than 5000, the tendency that easily obtains good film formative is arranged.(a) weight-average molecular weight of thermoplastic resin for example is preferably below 150000, more preferably below 100000, more preferably below 80000.If (a) weight-average molecular weight of thermoplastic resin is below 150000, the tendency that easily obtains with the good intermiscibility of other compositions is arranged.
The use level of (a) thermoplastic resin in adhesive composite is take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 5 quality %, more preferably more than 15 quality %.If (a) use level of thermoplastic resin is more than 5 quality %, especially adhesive composite with membranaceous application the time, has the tendency that easily obtains good film formative.(a) thermoplastic resin use level take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example is preferably below 80 quality %, more preferably below 70 quality %.If (a) use level of thermoplastic resin is below 80 quality %, the tendency of the mobility that easily obtains good adhesive composite is arranged.
((b) free-radical polymerised compound)
(b) free-radical polymerised compound refers to that the effect at radical polymerization initiator issues the compound of living radical polymerization, but can be also by giving that light or heat wait activation energy and the compound of himself generation free radical.As (b) free-radical polymerised compound, can use aptly such as having vinyl, (methyl) acryl, allyl group, dimaleoyl imino etc. and carry out the compound of the functional group of polymerization by living radical.
as (b) free-radical polymerised compound, particularly can enumerate epoxy (methyl) origoester acrylate, urethane (methyl) origoester acrylate, polyethers (methyl) origoester acrylate, the oligopolymer such as polyester (methyl) origoester acrylate, trimethylolpropane tris (methyl) acrylate, polyoxyethylene glycol two (methyl) acrylate, polyalkylene glycol two (methyl) acrylate, (methyl) vinylformic acid dicyclopentenyl ester, (methyl) vinylformic acid two cyclopentenes oxygen ethyl esters, neopentyl glycol two (methyl) acrylate, Dipentaerythritol six (methyl) acrylate, isocyanuric acid modification two senses (methyl) acrylate, isocyanuric acid modification trifunctional (methyl) acrylate, two phenoxyethyl alcohol fluorenes acrylate, epoxy group(ing) (methyl) acrylate that (methyl) vinylformic acid is added to the glycidyl of bisphenol fluorene diglycidylether and obtains, the compound that imports (methyl) acryloxy in the compound that obtains ethylene glycol or propylene glycol are added to the glycidyl of bisphenol fluorene diglycidylether and obtain, compound shown in following general formula (B) or general formula (C) etc.
[changing 4]
In formula (B), R
9And R
10Represent independently of one another hydrogen atom or methyl, a and b represent 1 ~ 8 integer independently of one another.
[changing 5]
In formula (C), R
11And R
12Represent independently of one another hydrogen atom or methyl, c and d represent 0 ~ 8 integer independently of one another.
In addition, as (b) free-radical polymerised compound, even show as separately the material that wax-like (ワ ッ Network ス shape), wax oil shape (ろ う shape), crystalloid, glassy, powdery etc. do not have the solid state of mobility at 30 ℃ when standing, also can use without particular limitation.as such (b) free-radical polymerised compound, particularly, can enumerate N, N '-methylene diacrylamine, diacetone acrylamide, N hydroxymethyl acrylamide, N-phenyl methyl acrylamide, the 2-acrylamide-2-methyl propane sulfonic, three (2-acrylyl oxy-ethyl) isocyanuric acid ester, N-phenylmaleimide, the N-(o-methyl-phenyl-) maleimide, aminomethyl phenyl between N-() maleimide, the N-(p-methylphenyl) maleimide, the N-(o-methoxyphenyl) maleimide, the N-(m-methoxyphenyl) maleimide, the N-(p-methoxyphenyl) maleimide, N-methyl maleimide, NEM, N-octyl group maleimide, 4,4 '-ditane dimaleimide, the metaphenylene dimaleimide, 3,3 '-dimethyl-5,5 '-diethyl-4,4 '-ditane dimaleimide, the 4-methyl isophthalic acid, 3-phenylene dimaleimide, N-methacryloxy maleimide, N-acryloxy maleimide, 1,6-dimaleimide-(2,2,4-trimethylammonium) hexane, N-methacryloxy succinimide, N-acryloxy succinimide, 2-naphthyl methyl acrylate, 2-naphthyl acrylate, tetramethylol methane tetraacrylate, the divinyl ethylidene-urea, divinyl propylidene urea, the polystyrene-based ethyl-methyl acrylate of 2-, N-phenyl-N '-(3-methacryloxy-2-hydroxypropyl)-P-pHENYLENE dI AMINE, N-phenyl-N '-(3-acryloxy-2-hydroxypropyl)-P-pHENYLENE dI AMINE, the tetramethyl-piperidyl methacrylic ester, the tetramethyl-piperidyl acrylate, pentamethyl-piperidino methyl acrylate, pentamethyl-piperidyl acrylate, the octadecyl acrylate, N tert butyl acrylamide, diacetone acrylamide, the N-(methylol) acrylamide, compound shown in following general formula (D) ~ (M) etc.
[changing 6]
In formula (D), e represents 1 ~ 10 integer.
[changing 7]
[changing 8]
In formula (F), R
13And R
14Represent independently of one another hydrogen atom or methyl, f represents 15 ~ 30 integer.
[changing 9]
In formula (G), R
15And R
16Represent independently of one another hydrogen atom or methyl, g represents 15 ~ 30 integer.
[changing 10]
In formula (H), R
17Expression hydrogen atom or methyl.
[changing 11]
In formula (I), R
18Expression hydrogen atom or methyl, h represents 1 ~ 10 integer.
[changing 12]
In formula (J), R
19Expression hydrogen atom or following general formula (i) or (ii) shown in organic radical, i represents 1 ~ 10 integer.
[changing 13]
[changing 14]
[changing 15]
In formula (K), R
20Expression hydrogen atom or following general formula (iii) or the organic radical (iv), j represents 1 ~ 10 integer.
[changing 16]
[changing 17]
[changing 18]
In formula (L), R
21Expression hydrogen atom or methyl.
[changing 19]
In formula (M), R
22Expression hydrogen atom or methyl.
In addition, as (b) free-radical polymerised compound, can use urethane acrylate.Urethane acrylate can use separately, also can also use with urethane acrylate (b) free-radical polymerised compound in addition.By independent use urethane acrylate or with urethane acrylate beyond (b) free-radical polymerised compound and use, flexible being improved can further be improved bonding strength.
As urethane acrylate, have no particular limits, but be preferably the urethane acrylate shown in following general formula (N).Herein, urethane acrylate shown in following general formula (N), can by fatty family vulcabond or ester ring type be vulcabond, with from being that two pure and mild ester ring type esters are that glycol and aliphatic acid ester carbonate are that two pure and mild ester ring type carbonic ethers are that at least a condensation reaction of selecting the group that forms of glycol obtains by aliphatic ester.
[changing 20]
In formula (N), R
23And R
24Represent independently of one another hydrogen atom or methyl, R
25Expression ethylidene or propylidene, R
26Expression representative examples of saturated aliphatic base or saturated fat cyclic group, R
27Expression contains representative examples of saturated aliphatic base or the saturated fat cyclic group of ester group or contains representative examples of saturated aliphatic base or the saturated fat cyclic group of carbonate group, and k represents 1 ~ 40 integer.Here, in formula (N), R
25R each other,
26Each other can be identical or different separately.
consist of the fatty family vulcabond of above-mentioned urethane acrylate, can be selected from tetramethylene diisocyanate, hexamethylene diisocyanate, lysinediisocyanate, 2-methylpentane-1, the 5-vulcabond, 3-methylpentane-1, the 5-vulcabond, 2, 2, 4-tri-methyl hexamethylene-1, the 6-vulcabond, 2, 4, 4-tri-methyl hexamethylene-1, the 6-vulcabond, isophorone diisocyanate, cyclohexyl diisocyanate, hydrogenated xylene diisocyanate, hydrogenated diphenyl methane diisocyanate, hydrogenation trimethylammonium Xylene Diisocyanate etc.
in addition, the aliphatic ester that consists of above-mentioned urethane acrylate is glycol, can be selected from ethylene glycol, propylene glycol, 1,2-PD, 1,3-PD, 1,3 butylene glycol, BDO, neopentyl glycol, 1,2-pentanediol, Isosorbide-5-Nitrae-pentanediol, 1,5-PD, 2,4-pentanediol, 2-methyl-2, the 4-pentanediol, 2,4-dimethyl-2, the 4-pentanediol, 2,2,4-trimethylammonium-1, the 3-pentanediol, 1,2-hexylene glycol, 1,5-hexylene glycol, 1,6-hexylene glycol, 2,5-hexylene glycol, 2-ethyl-1, the 3-hexylene glycol, 2,5-dimethyl-2, the 5-hexylene glycol, 1,2-ethohexadiol, 1,8-ethohexadiol, 1,7-heptanediol, 1,9-nonanediol, 1,2-decanediol, decamethylene-glycol, 1,12-dodecanediol, dodecanediol, tetramethyl ethylene ketone, Isosorbide-5-Nitrae-butynediol, triglycol, glycol ether, dipropylene glycol, cyclohexanedimethanol, the low-molecular-weight diol class that 1,4 cyclohexane dimethanol etc. are saturated, hexanodioic acid, 3-methyl hexanodioic acid, 2,2,5,5-tetramethyl-hexanodioic acid, toxilic acid, fumaric acid, succsinic acid, 2,2-dimethyl succinate, 2-Ethyl-2-Methyl succsinic acid, 2,3-methylsuccinic acid, oxalic acid, propanedioic acid, Methylpropanedioic acid, ethyl malonic acid, butyl malonic acid, dimethyl malonic acid, pentanedioic acid, the 2-methylglutaric acid, the 3-methylglutaric acid, 2,2-dimethylated pentanedioic acid, 3,3-dimethylated pentanedioic acid, 2,4-dimethylated pentanedioic acid, pimelic acid, suberic acid, nonane diacid, the diprotic acid such as sebacic acid or corresponding to their acid anhydrides dehydrating condensation the polyester glycol class, the cyclic ester compound ring-opening polymerization such as 6-caprolactone and the polyester glycol class.Above-mentioned aliphatic ester is that glycol is can be separately a kind of or mix two or more uses.
In addition, the aliphatic acid ester carbonate that consists of above-mentioned urethane acrylate is glycol, can be selected from the polycarbonate diol class that gets by the above-mentioned glycols more than at least a and phosgene reaction.The polycarbonate-based glycol that gets by above-mentioned glycols and phosgene reaction, can be separately a kind of or mix two or more uses.
The weight-average molecular weight of above-mentioned urethane acrylate for example is preferably more than 5000, more preferably more than 8000, more preferably more than 10000.The weight-average molecular weight of above-mentioned urethane acrylate for example is preferably less than 30000, more preferably less than 25000, more preferably less than 20000.In addition, above-mentioned urethane acrylate is considered from the viewpoint of further raising bonding strength, can freely adjust weight-average molecular weight and use aptly in less than 30000 scope 5000 or more.If the weight-average molecular weight of above-mentioned urethane acrylate in above-mentioned scope, can obtain flexibility and cohesive force both sides fully, further improve with the bonding strength of the organic substrates such as PET, PC, PEN, can access more excellent connection reliability.In addition, consider from the viewpoint that obtains more fully such effect, the weight-average molecular weight of above-mentioned urethane acrylate for example is preferably more than 8000 less than 25000, more preferably more than 10000 less than 20000.In addition, consider from the viewpoint that obtains more fully such effect, the weight-average molecular weight of above-mentioned urethane acrylate is preferably more than 10000 less than 25000.Here, if weight-average molecular weight is more than 5000, have easily to obtain flexible tendency fully, if weight-average molecular weight less than 30000, has the tendency of the mobility reduction that can suppress adhesive composite.
In addition, the use level of above-mentioned urethane acrylate is take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 5 quality %, more preferably more than 10 quality %, more preferably more than 15 quality %.If above-mentioned use level is more than 5 quality %, have easily to obtain solidifying rear sufficient stable on heating tendency.In addition, the use level of above-mentioned urethane acrylate take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example is preferably below 95 quality %, more preferably below 80 quality %, more preferably below 70 quality %.If above-mentioned use level is below 95 quality %, when adhesive composite is used as film-like adhesive, the tendency that easily obtains good film formative is arranged.
(b) free-radical polymerised compound can comprise beyond the vinyl compound (vinyl compound with phosphate) that contains phosphate and this vinyl compound that contains phosphate free-radical polymerised compound separately more than one.(b) free-radical polymerised compound can also comprise from by N-vinyl compound and N, the N-vinyl compound of selecting in the group that N-dialkyl group vinyl compound forms and the free-radical polymerised compound beyond this N-vinyl compound separately more than one.With the vinyl compound that contains phosphate, can further improve adhesive composite for the cementability of the substrate with splicing ear by also.In addition, by also using the N-vinyl compound, can improve the crosslinking rate of adhesive composite.
As the vinyl compound that contains phosphate, just have no particular limits so long as have the compound of phosphate and vinyl, but be preferably the compound shown in following general formula (O) ~ (Q).
[changing 21]
In formula (O), R
28Expression (methyl) acryloxy, R
29Expression hydrogen atom or methyl, l and m represent 1 ~ 8 integer independently of one another.Here, in formula (O), R
28R each other,
29Each other, l each other and m identical or different separately each other.
[changing 22]
In formula (P), R
30Expression (methyl) acryloxy, n, o and p represent 1 ~ 8 integer independently of one another.Here, in formula (P), R
30Each other, n each other, o each other and p identical or different separately each other.
[changing 23]
In formula (Q), R
31Expression (methyl) acryloxy, R
32Expression hydrogen atom or methyl, q and r represent 1 ~ 8 integer independently of one another.
as the vinyl compound that contains phosphate, particularly, can enumerate acid phosphate ethyl-methyl acrylate (acid phosphooxy ethyl methacrylate), acid phosphate ethyl propylene acid esters, acid phosphate propyl methyl acid esters, acid phosphate polyoxyethylene glycol monomethacrylates, acid phosphate polyoxy propylene glycol monomethyl acrylate, 2, 2 '-two (methyl) acryloxy diethyl phosphoric acid ester, EO modified phosphate dimethacrylate, the phosphoric acid modification epoxy acrylate, the 2-(methyl) acryloxy ethyl phosphonic acid ester, phosphoric acid vinyl acetate etc.
As the N-vinyl compound, particularly, can enumerate N-vinyl imidazole, N-vinyl pyridine, NVP, N-vinyl formamide, N-caprolactam, 4,4 '-vinylidene, two (N, accelerine), N-vinyl acetamide, N, N-DMAA, N, N-diethyl acrylamide etc.
About above-mentioned vinyl compound and the N-vinyl compound use level separately that contains phosphate, with the use level of free-radical polymerised compound beyond the vinyl compound that contains phosphate and N-vinyl compound independently, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 0.2 quality %, more preferably more than 0.3 quality %, more preferably more than 0.5 quality %.If above-mentioned use level is more than 0.2 quality %, the tendency that easily obtains high bonding strength is arranged.Above-mentioned vinyl compound and the N-vinyl compound use level separately that contains phosphate, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example be preferably below 15 quality %, more preferably below 10 quality %, more preferably below 5 quality %.If above-mentioned use level is below 15 quality %, the physical property after having adhesive composite to solidify is difficult to reduce, easily guarantee the tendency of reliability.
In addition, use level about (b) free-radical polymerised compound except the compound that meets the above-mentioned vinyl compound that contains phosphate or N-vinyl compound, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 5 quality %, more preferably more than 10 quality %, more preferably more than 15 quality %.If above-mentioned use level is more than 5 quality %, have easily to obtain solidifying rear sufficient stable on heating tendency.The use level of (b) free-radical polymerised compound except the compound that meets above-mentioned vinyl compound, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example be preferably below 95 quality %, more preferably below 80 quality %, more preferably below 70 quality %.If above-mentioned use level is below 95 quality %, when adhesive composite is used as film-like adhesive, the tendency that easily obtains good film formative is arranged.
((c) radical polymerization initiator)
As (c) radical polymerization initiator, can use existing known organo-peroxide and azo-compound etc. to produce the compound of free radical by giving external energy.As (c) radical polymerization initiator, to consider from stability, viewpoint reactive, intermiscibility, preferred 1 minute half life temperature is that 90 ~ 175 ℃ and weight-average molecular weight are 180 ~ 1000 organo-peroxide.In this scope, stability in storage was more excellent by 1 minute half life temperature, and is free-radical polymerised also fully high, can solidify in the short period of time.
as (c) radical polymerization initiator, particularly, can enumerate 1,1,3,3-tetramethyl butyl new decanoate ester peroxide, two (4-tert-butylcyclohexyl) peroxy dicarbonate, two (2-ethylhexyl) peroxy dicarbonate, the cumenyl new decanoate ester peroxide, 1,1,3,3-tetramethyl butyl new decanoate ester peroxide, two lauroyl peroxides, 1-cyclohexyl-1-methylethyl new decanoate ester peroxide, uncle's hexyl new decanoate ester peroxide, tert-butyl hydroperoxide neodecanoic acid ester, t-butylperoxy pivarate, 1，1，3，3-tetra-methylbutyl peroxy-2-ethylhexanoate, 2,5-dimethyl-2,5-two (peroxidation of 2-ethyl hexanoyl) hexane, uncle's hexyl peroxidation-2-ethylhexanoate, tert-butyl hydroperoxide-2-ethylhexanoate, the new heptanoate of tert-butyl hydroperoxide, t-amyl peroxy-2-ethylhexanoate, di-tert-butyl peroxide six hydrogen terephthalate, t-amyl peroxy-3,5,5 Trimethylhexanoic acid ester, 3-hydroxyl-1,1-dimethylbutyl new decanoate ester peroxide, 1，1，3，3-tetra-methylbutyl peroxy-2-ethylhexanoate, t-amyl peroxy neodecanoic acid ester, t-amyl peroxy-2-ethylhexanoate, two (3-toluyl) superoxide, the dibenzoyl superoxide, two (4-toluyl) superoxide, uncle's hexyl peroxidation sec.-propyl monocarbonate, the tert-butyl hydroperoxide toxilic acid, tert-butyl hydroperoxide-3,5,5 Trimethylhexanoic acid ester, the tert-butyl hydroperoxide laurate, 2,5-dimethyl-2,5-two (peroxidation of 3-toluyl) hexane, tert-butyl hydroperoxide-2-ethylhexyl monocarbonate, uncle's hexyl peroxide benzoate, 2,5-dimethyl-2,5-two (benzoyl peroxidation) hexane, tert butyl peroxy benzoate, dibutyl peroxidation trimethyladipic acid ester, t-amyl peroxy n-caprylic acid ester, the different pelargonate of t-amyl peroxy, the organo-peroxides such as t-amyl peroxy benzoic ether, 2,2 '-azo two-2,4-methyl pentane nitrile, 1,1 '-azo two (1-acetoxyl group-1-diphenylphosphino ethane), 2,2 '-Diisopropyl azodicarboxylate, 2,2 '-azo two (2-methylbutyronitrile), dimethyl-2,2 '-Diisopropyl azodicarboxylate, 4,4 '-azo two (4-cyanopentanoic acid), 1, the azo-compounds such as 1 '-azo two (1-cyclohexanenitrile) etc.These compounds are can be separately a kind of or mix two or more uses.
In addition, as (c) radical polymerization initiator, can use the compound that produces free radical by the rayed of 150 ~ 750nm.As such compound, to light-struck highly sensitive, therefore for example can enumerate, Photoinitiation, Photopolymerization, and Photocuring, J.-P.Fouassier, alpha-aminoacetophenone derivative and the phosphine oxide derivative of record in Hanser Publishers(1995, p17 ~ p35).These compounds can independent a kind of use, can also mix use with above-mentioned organo-peroxide or azo-compound in addition.
The use level of above-mentioned (c) radical polymerization initiator, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 0.5 quality %, more preferably more than 1 quality %, more preferably more than 2 quality %.If above-mentioned use level is more than 0.5 quality %, the tendency that has adhesive composite easily fully to solidify.The use level of above-mentioned (c) radical polymerization initiator, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example be preferably below 40 quality %, more preferably below 30 quality %, more preferably below 20 quality %.If above-mentioned use level is below 40 quality %, the tendency that has stability in storage to be difficult to reduce.
(d) salt of boracic
(d) salt of boracic (hereinafter referred to as " (d) composition ") is the compound shown in following general formula (A).(d) composition contains the counter cation X of borate compound and borate compound
+
[changing 24]
In formula (A), R
1, R
2, R
3And R
4The alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18, X
+Expression comprises the positively charged ion of quaternary phosphonium atom and/or quaternary nitrogen atoms.
As the borate compound that comprises in (d) composition, can enumerate tetraalkyl borate, four aromatic yl acid salts, trialkyl aromatic yl acid salt, dialkyl group diarylborinic acid salt, alkyl triaryl borate.Borate compound is preferably the borate that comprises aryl, more preferably four aromatic yl acid salts.As borate compound, can be to have the compound of a plurality of these compounds or the compound that has above-claimed cpd at main chain and/or the side chain of polymkeric substance in molecule.
As the alkyl that is incorporated into the boron atom in borate compound, can use the alkyl of straight chain, side chain or ring-type.As the concrete example of the alkyl of carbonatoms 1 ~ 18, can enumerate methyl, trifluoromethyl, ethyl, butyl, hexyl, octyl group, 2-ethylhexyl, decyl, dodecyl, octadecyl, propyl group, sec.-propyl, isobutyl-, sec-butyl, the tertiary butyl, amyl group, 1-ethyl pentyl group, cyclopentyl, cyclohexyl, isopentyl, heptyl, nonyl, undecyl, uncle's octyl group etc.The carbonatoms of alkyl can be 1 ~ 12.
In addition, as the concrete example of the aryl that is incorporated into the boron atom in borate compound, can enumerate phenyl, p-methylphenyl, a tolyl,
Base, xylyl, to tert-butyl-phenyl, p-methoxyphenyl, xenyl, naphthyl, to fluorophenyl, pentafluorophenyl group, rubigan, Chloro-O-Phenyl, 3,5-two (trifluoromethyl) phenyl etc.In these aryl, be preferably phenyl.
In addition, be incorporated into alkyl and the aryl of boron atom in borate compound mutually identical or different separately.
As the positively charged ion that comprises the quaternary phosphonium atom, can Ju Chu Phosphonium ion etc.As the positively charged ion that comprises quaternary nitrogen atoms, can enumerate ammonium ion, imidazol ion, tetrahydroglyoxaline ion etc.
For the related adhesive composite of present embodiment, as (d) composition, preferably contain the compound shown in the compound shown in following general formula (A1) and/or following general formula (A2).Compound Han You phosphonium compounds shown in general formula (A1) is as the counter cation of borate compound.Compound shown in general formula (A2) contains imidazolium compounds as the counter cation of borate compound.
[changing 25]
In formula (A1), R
1, R
2, R
3And R
4The alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18.In addition, R
5a, R
6a, R
7aAnd R
8aThe alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18.Here, aryl can have substituting group.
[changing 26]
In formula (A2), R
1, R
2, R
3And R
4The alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18, R
5b, R
6b, R
7b, R
8bAnd R
9bRepresent independently of one another hydrogen atom, halogen atom, alkyl, aryl or alkoxyl group, R
8bAnd R
9bCan interosculate and form ring.Aryl can have substituting group.
As be used as the phosphonium compounds of counter cation in (d) composition, can enumerate three alkane base Phosphonium, two alkylaryl Phosphonium, the fragrant basic Phosphonium of alkyl two, three fragrant basic Phosphonium, four alkane base Phosphonium, four fragrant basic Phosphonium, the basic Phosphonium of trialkyl virtue, the fragrant basic Phosphonium of dialkyl group two, the fragrant basic Phosphonium of alkyl three.Zuo is phosphonium compounds, can be to have the compound of a plurality of these compounds or the compound that has above-claimed cpd at main chain and/or the side chain of polymkeric substance in molecule.
Especially, state phosphonium compounds upper, consider from curability at low temperatures and the more excellent viewpoint of storage stability, preferably use at least a three getting for Phosphonium of selecting from the group that is formed by three alkane base Phosphonium, two alkylaryl Phosphonium and the fragrant basic Phosphonium of alkyl two.That is, preferred R
5, R
6, R
7And R
8In any and only one be hydrogen atom.By using San Qu Dai Phosphonium, the reactivity with borate compound is improved, can further improve curability at low temperatures.
Ci Wai ， phosphonium compounds is preferably Wan Ji Phosphonium, more preferably the San Wan Ji Phosphonium in above-mentioned San Qu Dai Phosphonium.
As the substituent alkyl of Yong Zuo phosphonium compounds, can use the alkyl of straight chain, side chain or ring-type.As the concrete example of the alkyl of carbonatoms 1 ~ 18, can enumerate methyl, trifluoromethyl, ethyl, butyl, hexyl, octyl group, 2-ethylhexyl, decyl, dodecyl, octadecyl, propyl group, sec.-propyl, isobutyl-, sec-butyl, the tertiary butyl, amyl group, 1-ethyl pentyl group, cyclopentyl, cyclohexyl, isopentyl, heptyl, nonyl, undecyl, uncle's octyl group etc.The carbonatoms of alkyl can be 1 ~ 12.In these alkyl, be preferably the tertiary butyl.
As the concrete example of the substituent aryl of Yong Zuo phosphonium compounds, can enumerate phenyl, p-methylphenyl, a tolyl,
Base, xylyl, to tert-butyl-phenyl, p-methoxyphenyl, xenyl, naphthyl, to fluorophenyl, pentafluorophenyl group, rubigan, Chloro-O-Phenyl etc.
In addition, substituent alkyl and the aryl of Zuo Wei phosphonium compounds are mutually identical or different separately.
As be used as the imidazolium compounds of counter cation in (d) composition, can enumerate imidazoles and imdazole derivatives.As imdazole derivatives, for example can enumerate glyoxal ethyline, 2-phenylimidazole, 2-ethyl-4-methylimidazole, benzoglyoxaline, 1-tolimidazole, 1-propyl group-5-chloro benzimidazole, 1-ethyl-5,6-dichloro benzimidazole etc.As imidazolium compounds, can be to have the compound of a plurality of these compounds or the compound that has above-claimed cpd at main chain and/or the side chain of polymkeric substance in molecule.
In imidazolium compounds, with regard to curability at low temperatures and the further excellent viewpoint of storage stability, be preferably the imidazolium compounds with the alkyl or phenyl that is incorporated into imidazole ring, more preferably glyoxal ethyline, 2-phenylimidazole, 2-ethyl-4-methylimidazole.
As the substituent halogen atom as imidazolium compounds, can enumerate bromine, chlorine, fluorine etc.As alkyl, can enumerate methyl, trifluoromethyl, ethyl, butyl, hexyl, octyl group, 2-ethylhexyl, decyl, dodecyl, octadecyl, propyl group, sec.-propyl, isobutyl-, sec-butyl, the tertiary butyl, amyl group, 1-ethyl pentyl group, cyclopentyl, cyclohexyl, isopentyl, heptyl, nonyl, undecyl, uncle's octyl group etc.As aryl, can enumerate phenyl, p-methylphenyl, a tolyl,
Base, xylyl, to tert-butyl-phenyl, p-methoxyphenyl, xenyl, naphthyl, to fluorophenyl, pentafluorophenyl group, rubigan, Chloro-O-Phenyl, 3,5-two (trifluoromethyl) phenyl etc.As alkoxyl group, can enumerate methoxyl group, oxyethyl group, butoxy etc.R
8bAnd R
9bCan interosculate and form aromatic nucleus, heterocycle, alicyclic ring etc.The substituting group of imidazolium compounds is identical or different mutually separately.
As (d) composition, be preferably the borate and the combination of Wan Ji Phosphonium and the combination that comprises borate and the imidazolium compounds of aryl that comprise aryl.Be the salt that is consisted of by the borate that comprises aryl and Wan Ji Phosphonium or the salt that is consisted of by the borate that comprises aryl and imidazolium compounds by making (d) composition, can more balancedly obtain the raising of curability at low temperatures of adhesive composite and the raising of stability in storage.
Particularly, (d) composition can use the salt that is obtained by existing synthetic method.For example, basic metal or alkaline-earth metal, with the mixture of alkyl halide or aryl halide in, after splashing into the etherate solution of boron trifluoride, splash into sodium hydroxide and generate tetraalkyl boric acid sodium salt or four aryl boric acid sodium salts, the replacement(metathesis)reaction of then leading to Phosphonium just can obtain borate-phosphonium salt.In addition, for example, add the hydrochloric acid 10mol(10mol of Methylimidazole to by the aqueous solution that will be dissolved with aryl boric acid sodium or alkylboronic acids sodium) solution in carry out salt exchange, just can obtain borate-imidazole salts.
The salt that is obtained by these compounds is can be separately a kind of or mix two or more uses.
(d) fusing point of composition is considered from the viewpoint that stability in storage further improves, and for example is preferably more than 60 ℃, more preferably more than 70 ℃, more preferably more than 80 ℃.(d) fusing point of composition is considered from the viewpoint that stability in storage further improves, and for example is preferably below 300 ℃, more preferably below 270 ℃, more preferably below 250 ℃.During adhesive composite comprises multiple (d) composition, the fusing point of preferred at least a salt satisfies above-mentioned scope, and more preferably all the fusing point of salt all satisfies above-mentioned scope.
(d) use level of composition is take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 0.1 quality %, more preferably more than 0.5 quality %.If (d) use level of composition is more than 0.1 quality %, the tendency that easily fully is promoted reactive effect of radical polymerization initiator is arranged.(d) use level of composition take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example is preferably below 20 quality %, more preferably below 15 quality %, more preferably below 10 quality %.If (d) use level of composition is below 20 quality %, the tendency that has the stability in storage of adhesive composite to be difficult to reduce.
((e) electroconductive particle)
(e) electroconductive particle so long as particle that whole or surface has electroconductibility at it get final product, but when the connection of the parts that are used for having splicing ear, the preferred median size particle less than the distance between splicing ear.
As (e) electroconductive particle, can enumerate the metallics that is consisted of by metals such as Au, Ag, Ni, Cu, Pd or scolding tin and the particle that is consisted of by carbon etc.In addition, (e) electroconductive particle can be also with dielectric glass, pottery or plastics etc. as core, be coated with the particle of above-mentioned metal, metallics or carbon on this core.As (e) electroconductive particle, the particle and the thermosol that are coated with above-mentioned metal, metallics or carbon on the core of plastics melt metallics, owing to having deformability by heating and pressurizing, increase with the contact area of electrode when therefore connecting and reliability improves, therefore preferably.(e) electroconductive particle can be for example the particle that is coated with silver on the metallics that is made of copper.In addition, as (e) electroconductive particle, can use the metal-powder as putting down in writing in TOHKEMY 2005-116291 communique, have the shape that many fine metal particles are connected with chain.
In addition, by use on the surface of these (e) electroconductive particles by macromolecule resin etc. further coating particulate or be provided with the particulate of the insulation layer that is consisted of by the insulativity material on the surface of (e) electroconductive particle via methods such as hydridization (hybridization), the short circuit due to contacting with each other due to particle in the time of can suppressing the electroconductive particle use level and increase, make the insulativity between telegraph circuit improve, therefore can be with it separately or mix use with (e) electroconductive particle.
About the median size of (e) electroconductive particle, consider from the aspect of dispersed and electroconductibility, for example be preferably 1 ~ 18 μ m.When containing such (e) electroconductive particle, can be with adhesive composite aptly as anisotropic conductive adhesive.(e) median size of electroconductive particle can use laser diffraction formula particle size distribution device (for example, the laser diffraction formula SALD-2100 of Shimadzu Scisakusho Ltd's manufacturing) to measure.
(e) use level of electroconductive particle has no particular limits, but take whole volumes of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 0.1 volume %, more preferably more than 0.2 volume %.If above-mentioned use level is more than 0.1 volume %, the tendency that can suppress the electroconductibility step-down is arranged.(e) use level of electroconductive particle take whole volumes of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example is preferably below 30 volume %, more preferably below 10 volume %.If above-mentioned use level is below 30 volume %, the tendency that is difficult to produce short circuit is arranged.Here, " volume % " is based on the volume of each composition before the curing of 23 ℃ and determines, the volume of each composition can utilize proportion to be converted into volume by weight.In addition, can also add not make this composition dissolving or swelling and make fully wetting suitable solvent (water, alcohol etc.) of this composition in graduated cylinder etc., drop into therein this composition and the volume of increase is obtained as the volume of this composition.
(other compositions)
For the adhesive composite that present embodiment relates to, for controlling curing speed and for stability in storage is further improved, can adding stablizer.As such stablizer, can use without particular limitation known compound, be preferably the quinone derivatives such as benzoquinones and Resorcinol; The phenol derivativess such as 4-methoxyphenol and 4-tert-butyl catechol; 2,2,6,6-tetramethyl piperidine-1-oxygen base and 4-hydroxyl-2,2,6,6-tetramethyl piperidine-aminooxy (aminoxyl) derivatives such as 1-oxygen base; The hindered amine derivatives such as tetramethyl piperidine methacrylic ester etc.Stablizer is can be separately a kind of or mix two or more uses.
Use level about stablizer, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 0.005 quality %, more preferably more than 0.01 quality %, more preferably more than 0.02 quality %.If above-mentioned use level is more than 0.005 quality %, the tendency that has easy control curing speed and stability in storage easily to improve.About the use level of stablizer, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example be preferably below 10 quality %, more preferably below 8 quality %, more preferably below 5 quality %.If above-mentioned use level is below 10 quality %, the tendency that has the intermiscibility with other compositions to be difficult to reduce.
In addition, in the adhesive composite that present embodiment relates to, can also suitably add the bonding auxiliary agents such as coupling agent, driving fit promotor and flow agent take alkoxyl silicone alkane derivatives and silazane derivative as representative.As coupling agent, particularly, be preferably the compound shown in following general formula (R).Coupling agent is can be separately a kind of or mix two or more uses.
[changing 27]
In formula (R), R
33, R
34And R
35Represent independently of one another the alkyl of hydrogen atom, carbonatoms 1 ~ 5, the alkoxyl group of carbonatoms 1 ~ 5, alkoxy carbonyl or the aryl of carbonatoms 1 ~ 5, R
36Expression (methyl) acryl, vinyl, isocyanate group, imidazolyl, sulfydryl, amino, methylamino-, dimethylamino, benzyl amino, phenylamino, hexamethylene amino, morpholino base, piperazinyl, urea groups or glycidyl, s represents 1 ~ 10 integer.
The adhesive composite that present embodiment relates to, the purpose for stress relaxes and cementability improves can contain rubber constituent.So-called rubber constituent, refer to itself state performance caoutchouc elasticity (JIS K6200) composition or show the composition of caoutchouc elasticity by reaction.Rubber constituent room temperature (25 ℃) can be both solid-state can be also aqueous, but consider from the viewpoint that improves mobility, be preferably aqueous.As rubber constituent, be preferably the compound with polyhutadiene skeleton.Rubber constituent can have cyano group, carboxyl, hydroxyl, (methyl) acryl or morpholinyl.In addition, comprise the cyano group as high polar group, the rubber constituent of carboxyl from improving the viewpoint consideration of cementability, being preferably at side chain or end.Wherein, even have the polyhutadiene skeleton, performance is categorized as (a) thermoplastic resin during thermoplasticity, shows and is categorized as (b) free-radical polymerised compound when free-radical polymerised.
as rubber constituent, particularly, can enumerate polyisoprene, polyhutadiene, the C-terminal polyhutadiene, the C-terminal polyhutadiene, 1, the 2-polyhutadiene, C-terminal 1, the 2-polyhutadiene, C-terminal 1, the 2-polyhutadiene, acrylic rubber, styrene butadiene rubbers, the C-terminal styrene butadiene rubbers, acrylonitrile-butadiene rubber, contain carboxyl in polymer ends, hydroxyl, the acrylonitrile-butadiene rubber of (methyl) acryl or morpholinyl, carboxylated nitrile rubber, C-terminal gathers (propylene oxide), the alkoxysilyl end gathers (propylene oxide), poly-(tetramethylene ether) glycol, polyolefin diols etc.
In addition; as having above-mentioned high polar group and being aqueous rubber constituent in room temperature; particularly; can enumerate aqueous acrylonitrile-butadiene rubber, contain carboxyl, hydroxyl, (methyl) acryl or the aqueous acrylonitrile-butadiene rubber of morpholinyl, aqueous carboxylated nitrile rubber etc. in polymer ends, be preferably 10 ~ 60 quality % as the use level of the vinyl cyanide of polar group.
These rubber constituents are can be separately a kind of or mix two or more uses.
In addition, in the adhesive composite that present embodiment relates to, for the purpose that stress relaxes and cementability improves, can also add organic fine particles.The median size of organic fine particles for example is preferably 0.05 ~ 1.0 μ m.Here, when organic fine particles is made of above-mentioned rubber constituent, classify in rubber constituent rather than organic fine particles, when organic fine particles is made of above-mentioned (a) thermoplastic resin, classify in (a) thermoplastic resin rather than organic fine particles.
as organic fine particles, particularly, can enumerate by polyisoprene, polyhutadiene, the C-terminal polyhutadiene, the C-terminal polyhutadiene, 1, the 2-polyhutadiene, C-terminal 1, the 2-polyhutadiene, acrylic rubber, styrene butadiene rubbers, acrylonitrile-butadiene rubber, contain carboxyl in polymer ends, hydroxyl, the acrylonitrile-butadiene rubber of (methyl) acryl or morpholinyl, carboxylated nitrile rubber, C-terminal gathers (propylene oxide), the alkoxysilyl end gathers (propylene oxide), poly-(tetramethylene ether) glycol, polyolefin diols, (methyl) alkyl acrylate-butadiene-styrene copolymer, (methyl) alkyl acrylate-silicone copolymer or silicone-(methyl) acrylic copolymer, the perhaps organic fine particles that consists of of their mixture.
In addition, the adhesive composite that can be used for syndeton body described later also can contain the silicone particulate, in above-mentioned syndeton body, substrate consists of by contain at least a base material of selecting from the group that is comprised of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer.
By making substrate contain the silicone particulate by contain the adhesive composite that uses in the syndeton body that at least a base material selected consists of from the group that is made of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer, can fully relax internal stress thus, therefore the bonding strength for polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer further improves, and can further improve the bonding strength for the parts with splicing ear.In addition, even also can keep further stable performance after reliability test for a long time.
As above-mentioned silicone particulate, the known particulate that organic poly sesquisiloxane resin with caoutchouc elasticity is arranged can use spherical or atypic silicone particulate.In addition, consider from viewpoint dispersed and that internal stress relaxes, preferred silicone particulate has the weight-average molecular weight more than 1,000,000.In addition, preferred silicone particulate has three-dimensional crosslinking structure.Such silicone particulate is dispersed high for resin, and the stress retentivity after curing is more excellent.Have the silicone particulate of the weight-average molecular weight more than 1,000,000 and/or have the silicone particulate of three-dimensional crosslinking structure, all the solvability for the polymkeric substance such as thermoplastic resin, monomer, solvent is low, therefore can obtain more significantly above-mentioned effect.Herein, so-called " having three-dimensional crosslinking structure " refers to that polymer chain has tridimensional network.In addition, the second-order transition temperature of silicone particulate for example is preferably more than-130 ℃ below-20 ℃, more than more preferably-120 ℃ below-40 ℃.Such silicone particulate can fully relax the internal stress as the adhesive composite of circuit connection material.
As the silicone particulate with such structure, particularly, can use following silicone particulate: by making organopolysiloxane with at least two vinyl, having the silicone particulate (for example, Japanese kokai publication sho 62-257939 communique) that the reaction of the organic hydrogen polysiloxanes of at least two hydrogen atoms that are incorporated into Siliciumatom and platinum group catalyst obtains; Use has the silicone particulate (for example, Japanese kokai publication sho 63-77942 communique) that the organopolysiloxane of alkenyl, the organopolysiloxane with silicon hydrogen base and platinum group catalyst obtain; The silicone particulate (for example, Japanese kokai publication sho 62-270660 communique) that obtains with two organo-siloxanes, single organic sesqui siloxane, three organo-siloxanes and platinum group catalyst; Water/the alcoholic solution of methyl-monosilane triol and/or its partial condensate is splashed in alkali aqueous solution, carry out the silicone particulate that polycondensation obtains (for example, No. 3970453 communique of Japan's special permission) etc.In addition, for make dispersiveness and improve with the adaptation of base material, can also use add or copolymerization the silicone particulate of epoxy compounds (for example, Japanese kokai publication hei 3-167228), interpolation or copolymerization the silicone particulate etc. of acrylic compound.
In addition, dispersed in order further to improve, the preferred silicone particulate with hud typed structure that uses.As hud typed structure, the structure that is formed with the upper layer (shell) with the high second-order transition temperature of the second-order transition temperature more surperficial than core material (stratum nucleare) arranged and have the structure of grafting layer (shell) in the outside of core material (stratum nucleare), can use stratum nucleare to form different silicone particulates from shell.Particularly, can use: in the aqueous dispersions of silicone rubber spheroidal particle, add alkaline matter or alkaline aqueous solution and organotrialkoxysilane, and be hydrolyzed, hud typed silicone particulate that condensation reaction obtains (for example, No. the 2832143rd, Japan special permission), the hud typed silicone particulate as putting down in writing for No. WO2009/051067.In addition, can use the interior side chain of molecular end or molecule to contain the silicone particulate of the functional groups such as hydroxyl, epoxy group(ing), ketoimine, carboxyl, sulfydryl.Such silicone particulate is because the dispersiveness for film forming component and free-radical polymerised material improves, and is therefore preferred.
The median size of above-mentioned silicone particulate for example is preferably 0.05 ~ 25 μ m, more preferably 0.1 ~ 20 μ m.If median size is more than 0.05 μ m, has because surface-area increases and suppress the tendency that the adhesive composite mobility reduces.In addition, if median size is below 25 μ m, the tendency of the alleviation effects of easily giving full play to internal stress is arranged.
About the use level of above-mentioned silicone particulate, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, more than for example being preferably 3 quality %, more preferably more than 5 quality %.If the use level of silicone particulate is more than 3 quality %, the tendency that has internal stress easily fully to relax.About the use level of silicone particulate, take the all-mass of caking agent composition (composition of having got rid of electroconductive particle in adhesive composite) as benchmark, for example be preferably below 40 quality %, more preferably below 30 quality %.If the use level of silicone particulate is below 40 quality %, there be flexible (Young's modulus, the elongation) that can suppress adhesive composite to reduce, and the tendency that bonding strength is difficult to reduce.
These silicone particulates can a kind ofly separately also can mix two or more uses.
For the adhesive composite that present embodiment relates to, when this adhesive composite is aqueous in room temperature, can use with pasty state.When adhesive composite is solid in room temperature, use by heating, can use in addition solvent to carry out gelatinization.As operable solvent, being preferably does not have reactivity with adhesive composite and additive and shows sufficient deliquescent solvent, is preferably boiling point under normal pressure and is the solvent of 50 ~ 150 ℃.If boiling point is more than 50 ℃, the situation of volatilization reduces when room temperature is placed, and has use in open system to become and is easy to tendency.In addition, if boiling point is below 150 ℃, easily make solvent evaporates, the tendency that has the reliability after bonding to be difficult to reduce.
In addition, the adhesive composite that relates to of present embodiment can also be configured as membranaceous and as film-like adhesive.The film-like adhesive that present embodiment relates to contains above-mentioned adhesive composite.To add as required solvent etc. in adhesive composite and solution, after being coated on the separability base materials such as fluororesin film, polyethylene terephthalate film, release paper, perhaps load after on the separability base material at dipping mentioned solution on the base materials such as non-woven fabrics, desolventizing etc. can be used as film.If the shape with film is used, it is more convenient to consider from aspects such as operability.Can provide according to present embodiment the adhesive sheet that possesses base material and film-like adhesive.Film-like adhesive is configured on base material in adhesive sheet, for example forms bond layer.
The adhesive composite that present embodiment relates to may be used heating and pressurization comes bonding.Heating temperature is preferably the temperature of 100 ~ 200 ℃.Pressure is not preferably can to the scope of adherend injury, generally speaking, be preferably 0.1 ~ 10MPa.These heating and pressurization are preferably carried out in the scope of 0.5 ~ 120 second, also can carry out bonding under 120 ~ 190 ℃, 3MPa, the heating of 10 seconds.
The adhesive composite that present embodiment relates to can be used in the first splicing ear of making on the interarea that is disposed at first substrate and is electrically connected to the second splicing ear on the interarea that is disposed at second substrate.According to present embodiment, be provided for making the application of adhesive composite, film-like adhesive or adhesive sheet that the first splicing ear on the interarea that is disposed at first substrate is electrically connected to the second splicing ear on the interarea that is disposed at second substrate.According to present embodiment, be provided for preparing the application of adhesive composite, film-like adhesive or the adhesive sheet of the interconnecting piece that the first splicing ear of making on the interarea that is disposed at first substrate is electrically connected to the second splicing ear on the interarea that is disposed at second substrate.
In addition, the adhesive composite that relates to of present embodiment can be used for this splicing ear of the solar battery cell with the splicing ear on the interarea that is disposed at substrate is electrically connected to distribution component.Be provided for making the application of adhesive composite, film-like adhesive or adhesive sheet that this splicing ear of the solar battery cell with the splicing ear on the interarea that is disposed at substrate is electrically connected to distribution component according to present embodiment.Be provided for making the application of adhesive composite, film-like adhesive or the adhesive sheet of the interconnecting piece that this splicing ear of making the solar battery cell with the splicing ear on the interarea that is disposed at substrate is electrically connected to distribution component according to present embodiment.
The adhesive composite that present embodiment relates to can be used as the caking agent of homogeneity adherend, and can be as the caking agent of the different heterogeneous adherend of thermal expansivity.Particularly, the adhesive composite that relates to of present embodiment can be used as anisotropic conductive adhesive, silver pastes, silverskin etc. and is the semiconductor element adhesives of representative for the circuit connection material of representative, CSP with elastomerics, CSP use underfill material, LOC band etc.
For example, to have the first circuit substrate and be configured in the first circuit block of the first splicing ear on the interarea of this first circuit substrate and have the second circuit substrate and be configured in the second circuit parts of the second splicing ear on the interarea of this second circuit substrate, the state that is electrically connected to the second splicing ear with the first splicing ear and the mutual subtend of the second splicing ear and the first splicing ear, adhesive composite via present embodiment is configured, syndeton body that thus can the forming circuit parts.In this case, the adhesive composite that relates to of present embodiment can be used as adhesive for circuit connection effectively.
(syndeton body)
Next, syndeton body and the manufacture method thereof of using above-mentioned adhesive composite described.The manufacture method of syndeton body is provided according to present embodiment, the method by make adhesive composite between have first substrate and be disposed at the first splicing ear on the interarea of this first substrate the first circuit block, and have second substrate and be disposed between the second circuit parts of the second splicing ear on the interarea of this second substrate, this adhesive composite is solidified, thus bonding the first circuit block and second circuit parts under the state that the first splicing ear and the second splicing ear are electrically connected to.In addition, the manufacture method of syndeton body is provided according to present embodiment, the method is by making adhesive composite between having substrate and being disposed between the solar battery cell and distribution component of the splicing ear on the interarea of this substrate, this adhesive composite is solidified, thus bonding solar battery cell and distribution component under the state that splicing ear and distribution component are electrically connected to.
Fig. 1 means the schematic sectional view of the syndeton body that the first embodiment relates to.Fig. 2 means the schematic sectional view of the manufacture method of syndeton body shown in Figure 1.The syndeton body 100 of circuit block shown in Figure 1 uses the adhesive composite that does not contain (e) electroconductive particle to obtain.
The syndeton body 100 of circuit block shown in Figure 1 possesses circuit block (the first circuit block) 10, circuit block (second circuit parts) 20 and interconnecting piece 30.Circuit block 10 has circuit substrate (first substrate) 12 and is disposed at splicing ear (the first splicing ear) 14 on the interarea 12a of circuit substrate 12.Circuit block 20 has circuit substrate (second substrate) 22 and is disposed at splicing ear (the second splicing ear) 24 on the interarea 22a of circuit substrate 22.
Interconnecting piece 30 is disposed between circuit block 10 and circuit block 20.Interconnecting piece 30 is with mode junction circuit parts 10 and the circuit block 20 of interarea 12a and the mutual almost parallel subtend of interarea 22a.In syndeton body 100, splicing ear 14 and splicing ear 24 subtend configurations, and be electrically connected to by contacting with each other.Interconnecting piece 30 is made of the cured article of adhesive composite 30a described later.
When above-mentioned adhesive composite comprises electroconductive particle, by coming heating and pressurizing between between opposed splicing ear with the anisotropic conductive film that such adhesive composite is made, via electroconductive particle, splicing ear is electrically connected to each other, circuit block is bonded to each other, can obtains thus the syndeton body of circuit block.Fig. 3 means the schematic sectional view of the syndeton body that the second embodiment relates to.Fig. 4 means the schematic sectional view of the manufacture method of syndeton body shown in Figure 3.The syndeton body 200 of circuit block shown in Figure 3 uses the adhesive composite that contains (e) electroconductive particle to obtain.
The syndeton body 200 of circuit block shown in Figure 3 possesses the circuit block 10 identical with syndeton body 100 and circuit block 20 and interconnecting piece 40.In syndeton body 200, splicing ear 14 and the state subtend configuration of splicing ear 24 with mutual isolation.
Interconnecting piece 40 is configured between circuit block 10 and circuit block 20.Interconnecting piece 40 is made of the cured article of adhesive composite 40a described later, and it has caking agent composition 42 and the electroconductive particle 44 that is scattered in caking agent composition 42.Caking agent composition 42 is made of the cured article of caking agent composition 42a described later.In syndeton body 200, between the splicing ear 14 and splicing ear 24 of subtend, electroconductive particle 44 contacts with splicing ear 14,24, and thus, splicing ear 14,24 is electrically connected to mutually via electroconductive particle 44.
At least one party in the syndeton body 100 of foregoing circuit parts, 200 circuit substrate 12 and circuit substrate 22 can be that the base material of the thermoplastic resin below 200 ℃ consists of by containing second-order transition temperature.For example, at least one party in circuit substrate 12 and circuit substrate 22 can consist of by comprise at least a organic substrate of selecting from the group that is comprised of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer.Thus, when the organic substrates such as use polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer, the wettability of circuit substrate and adhesive composite improves, thus, even also can obtain excellent bonding strength under the condition of cure of low temperature.Therefore, even after long reliability test (high temperature and humidity test), also can keep stable performance (bonding strength and contact resistance), can obtain excellent connection reliability.
In addition, side's circuit substrate in circuit substrate 12 and circuit substrate 22 is when containing at least a base material of selecting and consist of from the group that is comprised of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer, the opposing party's circuit substrate in circuit substrate 12 and circuit substrate 22 can consist of by contain at least a base material of selecting from the group that is comprised of polyimide and polyethylene terephthalate.Thus, wettability and the bonding strength of circuit substrate and adhesive composite further improve, and can obtain more excellent connection reliability.
Here, circuit substrate 12,22 can consist of by containing these the base material of matrix material of the organism such as inanimate matter, polyethylene terephthalate, PEN, cyclic olefin polymer, polyimide or polycarbonate, the glass/epoxies etc. such as semi-conductor, glass or pottery.In addition, circuit substrate 12,22 can be flexible base, board.
Fig. 5 means the schematic sectional view of the syndeton body that the 3rd embodiment relates to.Solar module 300 shown in Figure 5 possesses solar battery cell 310a, 310b and distribution component 320 and interconnecting piece 330.
Solar battery cell 310a, 310b have substrate 312, be disposed at the surface electrode (splicing ear) 314 on the 312a of the surface of substrate 312 (interarea) and be disposed at backplate (splicing ear) 316 on the back side (interarea) 312b of substrate 312.Substrate 312 is made of matrix materials such as inanimate matter, glass/epoxy such as semi-conductor, glass or pottery.In addition, substrate 312 can be flexible base, board.Surface 312a is sensitive surface.
Distribution component 320 is the parts that are electrically connected to miscellaneous part for solar battery cell 310a, for example, a solar battery cell is electrically connected to other solar battery cells.In Fig. 5, by distribution component 320, make solar battery cell 310a surface electrode 314, be electrically connected to the backplate 316 of solar battery cell 310b.
Interconnecting piece 330 is disposed at respectively between solar battery cell 310a and distribution component 320 and between solar battery cell 310b and distribution component 320, and solar battery cell 310a, 310b are connected with distribution component 320.Interconnecting piece 330 contains the cured article of above-mentioned adhesive composite, and contains the insulativity material.Interconnecting piece 330 can further contain electroconductive particle, also can not contain electroconductive particle.When interconnecting piece 330 contained electroconductive particle, the surface electrode 314 of solar battery cell 310a can be electrically connected to via electroconductive particle with distribution component 320.In addition, the backplate 316 of solar battery cell 310b also can be electrically connected to via electroconductive particle with distribution component 320.When interconnecting piece 330 did not contain electroconductive particle, for example, the surface electrode 314 of solar battery cell 310a and/or the backplate 316 of solar battery cell 310b can contact with distribution component 320.
With regard to solar module 300, interconnecting piece 330 is made of the cured article of above-mentioned adhesive composite.Thus, the bonding strength of the interconnecting piece 330 that 320 of solar battery cell 310a and distribution components and solar battery cell 310b and distribution component are 320 is fully high, and the contact resistance of 320 of solar battery cell 310a and distribution components is fully little.In addition, even when placing for a long time, also can fully suppress the reduction of bonding strength and the increase of contact resistance under hot and humid environment.And then interconnecting piece 330 can form by the heat treated between low-temperature short-time.Thus, solar module shown in Figure 5 can not make solar battery cell 310a, 310b deteriorated and make when connecting, and can have than existing high reliability.
Solar module 300, can replace circuit block 10 and circuit block 20 in above-mentioned syndeton bodies 100,200 manufacture method with solar battery cell 310a, 310b and distribution component 320, make with the method identical with the manufacture method of above-mentioned syndeton body.
Here, syndeton body 100,200 and solar module 300 in, above-mentioned adhesive composite as interconnecting piece does not need to solidify fully (curing of the top that can reach) under the regulation condition of cure, can be partly solidified state as long as produce above-mentioned characteristic.
Embodiment
Below, according to embodiment, the present invention is specifically described, but the invention is not restricted to this.
＜thermoplastic resin＞
(preparation of PAUR)
(Co., Ltd.'s system is spun by Japan with polyester urethane resin, the UR-4800(trade(brand)name), weight-average molecular weight: 32000, second-order transition temperature: 106 ℃) be dissolved in the 1:1 mixed solvent of methylethylketone and toluene, prepare the mixed solvent dissolving product of resinous principle 30 quality %.
(preparation of phenoxy resin)
With phenoxy resin (trade(brand)name: YP-50(Toto Kasei KK system), weight-average molecular weight: 60000, second-order transition temperature: 80 ℃) 40 mass parts are dissolved in methylethylketone 60 mass parts, prepare the solution of solids component 40 quality %.
＜free-radical polymerised compound＞
(synthesizing of urethane acrylate (UA1))
In possessing agitator, thermometer, having the reaction vessel of the reflux condensing tube of calcium chloride tube and nitrogen ingress pipe, with splashing into equably poly-(1 of number-average molecular weight 1000 in 3 hours, 6-hexylene glycol carbonic ether) (trade(brand)name: Duranol T5652, Asahi Chemical Corp's system) 2500 mass parts (2.50mol) and isophorone diisocyanate (Sigma-Aldrich company system) 666 mass parts (3.00mol), after importing nitrogen fully in the reaction vessel, react 70 ~ 75 ℃ of heating.In reaction vessel, after adding hydroquinone monomethyl ether (Sigma-Aldrich company system) 0.53 mass parts and dibutyl tin laurate (Sigma-Aldrich company system) 5.53 mass parts, add 2-Hydroxy ethyl acrylate (Sigma-Aldrich company system) 238 mass parts (2.05mol), 70 ℃ of reactions 6 hours, obtain urethane acrylate (UA1) under air ambient.The weight-average molecular weight of urethane acrylate is 15000.
(preparation with vinyl compound (P-2M) of phosphate)
As the vinyl compound with phosphate, prepare the 2-(methyl) acryloxy ethyl phosphonic acid ester (trade(brand)name: Light Ester P-2M, Kyoeisha Chemical Co., Ltd.'s system).
The preparation of＜boron compound＞
As boron compound, prepare three uncle Ding Ji Phosphonium tetraphenyl borate salts (being called for short: TBPTB, Tokyo HuaCheng Industry Co., Ltd's system, fusing point: 261 ℃), di-t-butyl first base Phosphonium tetraphenyl borate salts (abbreviation: DBMPTB, Tokyo HuaCheng Industry Co., Ltd's system, fusing point: 158 ℃).
In addition, as boron compound, by following synthetic 2-ethyl-4-methylimidazole tetraphenyl borate salts (EMI-B).At first, whipping appts, thermometer and return channel are assemblied in the four-hole boiling flask of 30ml.Next, with sodium tetraphenylborate (Aldrich company system) 3.4g(10mmol) be dissolved in and steam the solution that stays water 100ml and obtain, add 2-ethyl-4-methylimidazole (Aldrich company system) 1.1g(10mmol to) 1mol/l hydrochloric acid 10mol(10mol) solution in.After 1 hour, separate oily mater 25 ℃ of stirrings.After resulting oily mater is diluted with methylethylketone (MEK), washing, so that concentrated with rotatory evaporator.Resulting solid is washed with hexane, obtain white solid 2-ethyl-4-methylimidazole tetraphenyl borate salts (fusing point: 200 ℃), yield 35%.
The preparation of＜amine compound＞
As amine compound, prepare DMA (being called for short: DMA, Aldrich company system).
＜radical polymerization initiator＞
As radical polymerization initiator, prepare dibenzoyl superoxide (trade(brand)name: NYPER BW, Japan Oil Co's system) and two lauroyl peroxides (trade(brand)name: PEROYL L, Japan Oil Co's system).
＜electroconductive particle＞
(making of electroconductive particle)
The nickel dam of thickness 0.2 μ m is set on the surface of the particle take polystyrene as core, then at the gold layer of the arranged outside thickness 0.02 μ m of this nickel dam, makes the electroconductive particle of median size 10 μ m, proportion 2.5.
[embodiment 1 ~ 8 and comparative example 1 ~ 4]
(making of adhesive for circuit connection)
Press solid masses than cooperation thermoplastic resin as shown in table 1, free-radical polymerised compound and radical polymerization initiator and boron compound or amine compound, and then, take whole volumes of caking agent composition (composition of having got rid of electroconductive particle in adhesive for circuit connection) as benchmark, coordinate dispersed electro-conductive particle 1.5 volume %, obtain adhesive for circuit connection.Resulting adhesive for circuit connection is put on the fluororesin film that is coated on thickness 80 μ m with being coated with frock, and the thickness that obtains bond layer by the warm air dryings of 70 ℃, 10 minutes is the membranaceous adhesive for circuit connection of 20 μ m.
Table 1
| UR-4800 | YP-50 | UA1 | P-2M | TBPTB | DBMPTB | EMI-B | DMA | NYPER BW | PEROYL L | |
| Embodiment 1 | 50 | - | 50 | 3 | 5 | - | - | - | 8 | - |
| Embodiment 2 | 50 | - | 50 | 3 | - | 5 | - | - | 8 | - |
| Embodiment 3 | 50 | - | 50 | 3 | 5 | - | - | - | - | 8 |
| Embodiment 4 | 50 | - | 50 | 3 | - | 5 | - | - | - | 8 |
| Embodiment 5 | - | 50 | 50 | 3 | 3 | - | - | - | 8 | - |
| Embodiment 6 | - | 50 | 50 | 3 | - | 3 | - | - | - | 8 |
| Embodiment 7 | 50 | - | 50 | 3 | - | - | 5 | - | 8 | - |
| Embodiment 8 | 50 | - | 50 | 3 | - | - | 5 | - | - | 8 |
| Comparative example 1 | 50 | - | 50 | 3 | - | - | - | 3 | 8 | - |
| Comparative example 2 | 50 | - | 50 | 3 | - | - | - | 3 | - | 8 |
| Comparative example 3 | 50 | - | 50 | 3 | - | - | - | - | 8 | - |
| Comparative example 4 | 50 | - | 50 | 3 | - | - | - | - | - | 8 |
(mensuration of contact resistance, bonding strength)
Make the adhesive for circuit connection of embodiment 1 ~ 8 and comparative example 1 ~ 4 have the flexible PCB (FPC) of the copper circuit of 500 live widths, 25 μ m, spacing 50 μ m, thickness 8 μ m on polyimide film, with the glass of the thickness 1.1mm of the thin layer of the ITO that is formed with 0.2 μ m (between ITO, surface resistivity 20 Ω/).With thermo-compression bonding device (type of heating: permanent pattern of fever, Dong Li engineering corporation system), heating and pressurizing is 10 seconds under 120 ℃, 2MPa, carries out the connection that width is 2mm, makes syndeton body A.After connection immediately and keep 240 hours in 85 ℃, the constant temperature and humidity cabinet of 85%RH after (after high temperature and humidity test), with this syndeton body of multitester measuring A in abutting connection with the resistance value between circuit.Resistance value on average represents with 37 resistance between the adjacency circuit.
In addition, after connection immediately with high temperature and humidity test after, measure the bonding strength of syndeton body A with 90 degree stripping methods according to JIS-Z0237.As the determinator of bonding strength, use the TENSILON UTM-4(processed of Japan BALDWIN Co., Ltd. peeling rate 50mm/min, 25 ℃ herein).
Make the adhesive for circuit connection of embodiment 1 ~ 8 and comparative example 1 ~ 4 between the flexible PCB (FPC) of the copper circuit that has 80 live widths, 150 μ m, spacing 300 μ m, thickness 8 μ m on polyimide film (Tg350 ℃), and be formed with between the pet substrate (Ag) of thickness 0.1 μ m of the thin layer that the Ag of thickness 5 μ m sticks with paste.With thermo-compression bonding device (type of heating: permanent pattern of fever, Dong Li engineering corporation system), heating and pressurizing is 20 seconds under 120 ℃, 2MPa, carries out the connection that width is 2mm, makes syndeton body B.After connection immediately and keep 240 hours in 85 ℃, the constant temperature and humidity cabinet of 85%RH after (after high temperature and humidity test), with multitester measuring by FPC and be formed with syndeton body B that the pet substrate of the thin layer of Ag paste consists of in abutting connection with the resistance value between circuit.Resistance value on average represents with 37 resistance between the adjacency circuit.
In addition, after connection immediately with high temperature and humidity test after, measure, estimate the bonding strength of syndeton body B under the condition identical with above-mentioned syndeton body A.
The contact resistance of syndeton body A, the B that as above measures and the measurement result of bonding strength are shown in following table 2.
Table 2
(storage stability test)
With embodiment 1 ~ 2,7 and the adhesive for circuit connection of comparative example 1 ~ 2 join (PAX Co., Ltd. of Asahi Chemical Industry system in gas-barrier container, trade(brand)name: Polyflexbag(Port リ Off レ ッ Network ス バ ッ グ) flying dragon, model: N-9, material: nylon thickness 15 μ m/PE thickness 60 μ m, size: 200mm * 300mm), after removing the air in gas-barrier container, with the heat sealing machine sealing, then placed 48 hours under 40 ℃ of environment.By placing, and place 5 months quite under-10 ℃ of environment under above-mentioned environment.After this, make embodiment 1 ~ 2,7 and the adhesive for circuit connection of comparative example 1 ~ 2 separately between FPC same as described above be formed with between the glass of thin layer of ITO and FPC and being formed with between the pet substrate of the thin layer that Ag sticks with paste.Identical method and condition add thermo-compressed to it and make the syndeton body with above-mentioned contact resistance and determining bonding strength the time.Measure contact resistance and the bonding strength of this syndeton body with method same as described above.
The contact resistance of the syndeton body of as above measuring and the measurement result of bonding strength are shown in following table 3.
Table 3
In addition, for the syndeton body that uses the adhesive for circuit connection that obtains in embodiment 3 ~ 6,8, also carry out and embodiment 1 ~ 2,7 identical tests, result, with embodiment 1 ~ 2,7 identical, curability at low temperatures and stability in storage are good.
Use the syndeton body A of the FPC/ITO of the adhesive for circuit connection that obtains in embodiment 1 ~ 8, no matter whether carry out storage stability test, immediately and keep (after high temperature and humidity test) after 240 hours in 85 ℃, the constant temperature and humidity cabinet of 85%RH, showed approximately following good contact resistance and the above good bonding strength of 580N/m of 4.0 Ω after 120 ℃ of connections of Heating temperature.In addition, in the syndeton body B of FPC/Ag, immediately and keep (after high temperature and humidity test) after 240 hours in 85 ℃, the constant temperature and humidity cabinet of 85%RH, also showed approximately following good contact resistance and the above good bonding strength of 590N/m of 1.6 Ω after 120 ℃ of connections of Heating temperature.Curability at low temperatures and the stability in storage that can confirm the adhesive for circuit connection that embodiment 1 ~ 8 obtains are excellent.
On the other hand, the syndeton body of the adhesive for circuit connection that obtains in usage comparison example 1 ~ 2, although can obtain good connection performance during the adhesive for circuit connection before using storage stability test, but the salt that does not comprise (d) boracic due to adhesive for circuit connection, therefore during the adhesive for circuit connection after using storage stability test, can confirm to keep the contact resistance of (after high temperature and humidity test) after 240 hours to increase in constant temperature and humidity cabinet.In addition, the syndeton body of the adhesive for circuit connection that obtains in usage comparison example 3 ~ 4, the salt that does not comprise (d) boracic due to adhesive for circuit connection, therefore even in the situation that do not carry out storage stability test, also can confirm to keep the contact resistance of (after high temperature and humidity test) after 240 hours to increase in constant temperature and humidity cabinet.
Claims (25)
1. adhesive composite, it contains (a) thermoplastic resin, (b) free-radical polymerised compound, (c) radical polymerization initiator and (d) salt of boracic,
Wherein, the salt of described (d) boracic is the compound shown in following general formula (A),
In formula (A), R
1, R
2, R
3And R
4The alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18, X
+Expression comprises the positively charged ion of quaternary phosphonium atom and/or quaternary nitrogen atoms.
2. adhesive composite according to claim 1, wherein, as the salt of described (d) boracic, contain the compound shown in following general formula (A1),
In formula (A1), R
1, R
2, R
3, R
4, R
5a, R
6a, R
7aAnd R
8aThe alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18.
3. adhesive composite according to claim 2, wherein, described R
5a, R
6a, R
7aAnd R
8aIn any and only one be hydrogen atom.
4. the described adhesive composite of any one according to claim 1 ~ 3, wherein, as the salt of described (d) boracic, contain the compound shown in following general formula (A2),
In formula (A2), R
1, R
2, R
3And R
4The alkyl or the aryl that represent independently of one another hydrogen atom, carbonatoms 1 ~ 18, R
5b, R
6b, R
7b, R
8bAnd R
9bRepresent independently of one another hydrogen atom, halogen atom, alkyl, aryl or alkoxyl group, R
8bAnd R
9bCan interosculate and form ring.
5. the described adhesive composite of any one according to claim 1 ~ 4, wherein, described (b) free-radical polymerised compound comprises vinyl compound with phosphate and the free-radical polymerised compound beyond this vinyl compound.
6. the described adhesive composite of any one according to claim 1 ~ 5, wherein, the fusing point of the salt of described (d) boracic is more than 60 ℃ below 300 ℃.
7. the described adhesive composite of any one according to claim 1 ~ 6, wherein, described (a) thermoplastic resin comprises from by phenoxy resin, urethane resin, polyester urethane resin, butyral resin, acrylic resin, polyimide resin and polyamide resin and have select the group that vinyl acetate forms as the multipolymer of structural unit at least a.
8. the described adhesive composite of any one according to claim 1 ~ 7, wherein, further contain (e) electroconductive particle.
9. the described adhesive composite of any one according to claim 1 ~ 8, it is used for making the first splicing ear on the interarea that is disposed at first substrate to be electrically connected to the second splicing ear on the interarea that is disposed at second substrate.
10. the described adhesive composite of any one according to claim 1 ~ 8, it is used for this splicing ear of the solar battery cell with the splicing ear on the interarea that is disposed at substrate is electrically connected to distribution component.
11. a film-like adhesive, it comprises the described adhesive composite of any one in claim 1 ~ 8.
12. an adhesive sheet, it possesses base material and the described film-like adhesive of claim 11, and wherein, described film-like adhesive is configured on described base material.
13. syndeton body, it possesses: have first substrate and be disposed at the first splicing ear on the interarea of this first substrate the first circuit block, have second substrate and be disposed at the second circuit parts of the second splicing ear on the interarea of this second substrate and be disposed at described the first circuit block and described second circuit parts between interconnecting piece
Described interconnecting piece contains the cured article of the described adhesive composite of any one in claim 1 ~ 8,
Described the first splicing ear and described the second splicing ear are carried out electrical connection.
14. syndeton body according to claim 13, wherein, at least one party in described first substrate and described second substrate is that the base material of the thermoplastic resin below 200 ℃ consists of by comprising second-order transition temperature.
15. syndeton body according to claim 13, wherein, at least one party in described first substrate and described second substrate consists of by comprise at least a base material of selecting from the group that is comprised of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer.
16. syndeton body according to claim 13, wherein, described first substrate consists of by comprise at least a base material of selecting from the group that is comprised of polyethylene terephthalate, polycarbonate, PEN and cyclic olefin polymer, and described second substrate consists of by comprise at least a base material of selecting from the group that is comprised of polyimide resin and polyethylene terephthalate.
17. a syndeton body, it possesses: have substrate and be disposed at solar battery cell, the distribution component of the splicing ear on the interarea of this substrate and be disposed at described solar battery cell and described distribution component between interconnecting piece,
Described interconnecting piece contains the cured article of the described adhesive composite of any one in claim 1 ~ 8,
Described splicing ear and described distribution component are carried out electrical connection.
18. the manufacture method of syndeton body, the method is by making the described adhesive composite of any one in claim 1 ~ 8 between having first substrate and being disposed at the first circuit block of the first splicing ear on the interarea of this first substrate, and have second substrate and be disposed between the second circuit parts of the second splicing ear on the interarea of this second substrate, described adhesive composite is solidified, bonding described the first circuit block and described second circuit parts under the state that described the first splicing ear and described the second splicing ear are electrically connected to thus.
19. the manufacture method of syndeton body, the method is by making the described adhesive composite of any one in claim 1 ~ 8 between having substrate and being disposed between the solar battery cell and distribution component of the splicing ear on the interarea of this substrate, described adhesive composite is solidified, thus bonding described solar battery cell and described distribution component under the state that described splicing ear and described distribution component are electrically connected to.
20. the application that in claim 1 ~ 8, the described adhesive composite of any one is electrically connected to the second splicing ear on the interarea that is disposed at second substrate at the first splicing ear that is used for making on the interarea that is disposed at first substrate.
21. in claim 1 ~ 8, the described adhesive composite of any one is for the manufacture of the application in the first splicing ear and the interconnecting piece that the second splicing ear on the interarea that is disposed at second substrate is electrically connected to that make on the interarea that is disposed at first substrate.
22. in claim 1 ~ 8, the described adhesive composite of any one is in the application that is electrically connected to distribution component for this splicing ear that makes the solar battery cell with the splicing ear on the interarea that is disposed at substrate.
23. in claim 1 ~ 8, the described adhesive composite of any one is for the manufacture of the application in this splicing ear that makes the solar battery cell with the splicing ear on the interarea that is disposed at substrate and interconnecting piece that distribution component is electrically connected to.
24. the described adhesive composite of any one according to claim 1 ~ 8, it becomes the interconnecting piece in the syndeton body, described syndeton body possesses: have first substrate and be disposed at the first splicing ear on the interarea of this first substrate the first circuit block, have second substrate and be disposed at the second circuit parts of the second splicing ear on the interarea of this second substrate and be disposed at described the first circuit block and described second circuit parts between described interconnecting piece, described the first splicing ear and described the second splicing ear are carried out electrical connection.
25. the described adhesive composite of any one according to claim 1 ~ 8, it becomes the interconnecting piece in the syndeton body, described syndeton body possesses: have substrate and be disposed at solar battery cell, the distribution component of the splicing ear on the interarea of this substrate and be disposed at described solar battery cell and described distribution component between described interconnecting piece, described splicing ear and described distribution component are carried out electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610243761.9A CN105907355B (en) | 2011-12-16 | 2012-12-17 | Adhesive composite |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-275800 | 2011-12-16 | ||
| JP2011275800 | 2011-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610243761.9A Division CN105907355B (en) | 2011-12-16 | 2012-12-17 | Adhesive composite |
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| CN103160238A true CN103160238A (en) | 2013-06-19 |
| CN103160238B CN103160238B (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610243761.9A Active CN105907355B (en) | 2011-12-16 | 2012-12-17 | Adhesive composite |
| CN201210548890.0A Active CN103160238B (en) | 2011-12-16 | 2012-12-17 | Adhesive composite, film-like adhesive, adhesive sheet and connection structural bodies |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610243761.9A Active CN105907355B (en) | 2011-12-16 | 2012-12-17 | Adhesive composite |
Country Status (4)
| Country | Link |
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| JP (1) | JP5527395B2 (en) |
| KR (1) | KR102152474B1 (en) |
| CN (2) | CN105907355B (en) |
| TW (1) | TWI580745B (en) |
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| CN105385362A (en) * | 2014-08-21 | 2016-03-09 | 日立化成株式会社 | Adhesive composition and connecting structural body |
| CN105655696A (en) * | 2014-11-28 | 2016-06-08 | 东洋铝株式会社 | RFID input antenna, RFID and manufacturing methods therefor |
| CN107429143A (en) * | 2015-04-23 | 2017-12-01 | 日立化成株式会社 | Adhesive composite and connection structural bodies |
| CN110591570A (en) * | 2013-08-30 | 2019-12-20 | 迪睿合株式会社 | Radical polymerization type adhesive composition and method for producing electric connection body |
| CN110828417A (en) * | 2018-08-08 | 2020-02-21 | 乐金显示有限公司 | Integrated circuit package and display device using the same |
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| JP6123547B2 (en) * | 2013-07-26 | 2017-05-10 | 日立化成株式会社 | Circuit connection material, circuit connection structure, method for manufacturing circuit connection structure, adhesive composition, and adhesive sheet |
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| CN107429143A (en) * | 2015-04-23 | 2017-12-01 | 日立化成株式会社 | Adhesive composite and connection structural bodies |
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| CN110828417A (en) * | 2018-08-08 | 2020-02-21 | 乐金显示有限公司 | Integrated circuit package and display device using the same |
| CN110828417B (en) * | 2018-08-08 | 2024-02-20 | 乐金显示有限公司 | Integrated circuit package and display device using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105907355A (en) | 2016-08-31 |
| CN105907355B (en) | 2019-03-08 |
| CN103160238B (en) | 2016-09-28 |
| KR20130069499A (en) | 2013-06-26 |
| TW201333133A (en) | 2013-08-16 |
| JP5527395B2 (en) | 2014-06-18 |
| KR102152474B1 (en) | 2020-09-04 |
| TWI580745B (en) | 2017-05-01 |
| JP2013144793A (en) | 2013-07-25 |
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