CN110183973A - 一种太阳能电池叠瓦组件用导电胶及其制备方法 - Google Patents
一种太阳能电池叠瓦组件用导电胶及其制备方法 Download PDFInfo
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- CN110183973A CN110183973A CN201910498912.9A CN201910498912A CN110183973A CN 110183973 A CN110183973 A CN 110183973A CN 201910498912 A CN201910498912 A CN 201910498912A CN 110183973 A CN110183973 A CN 110183973A
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- acrylate
- monomer
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- conducting resinl
- solar battery
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- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 102
- 239000000178 monomer Substances 0.000 claims abstract description 65
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 52
- 150000002367 halogens Chemical class 0.000 claims abstract description 50
- 239000007863 gel particle Substances 0.000 claims abstract description 30
- 239000003999 initiator Substances 0.000 claims abstract description 28
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 23
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 239000000843 powder Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- 238000009826 distribution Methods 0.000 claims abstract description 5
- 238000000227 grinding Methods 0.000 claims abstract description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims abstract description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims abstract description 3
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052794 bromium Inorganic materials 0.000 claims abstract description 3
- 239000000460 chlorine Substances 0.000 claims abstract description 3
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 3
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 3
- 239000011737 fluorine Substances 0.000 claims abstract description 3
- -1 poly(ethylene glycol) Polymers 0.000 claims description 56
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
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- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 8
- ZGMNAIODRDOMEK-UHFFFAOYSA-N 1,1,1-trimethoxypropane Chemical compound CCC(OC)(OC)OC ZGMNAIODRDOMEK-UHFFFAOYSA-N 0.000 claims description 6
- 125000001931 aliphatic group Chemical group 0.000 claims description 6
- 150000001336 alkenes Chemical class 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 6
- 238000007046 ethoxylation reaction Methods 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
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- AKSFWDNJWGSQMY-UHFFFAOYSA-N CC(=CC(=O)OCCCCO)C Chemical compound CC(=CC(=O)OCCCCO)C AKSFWDNJWGSQMY-UHFFFAOYSA-N 0.000 claims description 5
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- PUGOMSLRUSTQGV-UHFFFAOYSA-N 2,3-di(prop-2-enoyloxy)propyl prop-2-enoate Chemical compound C=CC(=O)OCC(OC(=O)C=C)COC(=O)C=C PUGOMSLRUSTQGV-UHFFFAOYSA-N 0.000 claims description 4
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 4
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- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 claims description 4
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- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 claims description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 3
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
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- UICXTANXZJJIBC-UHFFFAOYSA-N 1-(1-hydroperoxycyclohexyl)peroxycyclohexan-1-ol Chemical compound C1CCCCC1(O)OOC1(OO)CCCCC1 UICXTANXZJJIBC-UHFFFAOYSA-N 0.000 claims description 2
- NEBBLNDVSSWJLL-UHFFFAOYSA-N 2,3-bis(2-methylprop-2-enoyloxy)propyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCC(OC(=O)C(C)=C)COC(=O)C(C)=C NEBBLNDVSSWJLL-UHFFFAOYSA-N 0.000 claims description 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 2
- WFUGQJXVXHBTEM-UHFFFAOYSA-N 2-hydroperoxy-2-(2-hydroperoxybutan-2-ylperoxy)butane Chemical compound CCC(C)(OO)OOC(C)(CC)OO WFUGQJXVXHBTEM-UHFFFAOYSA-N 0.000 claims description 2
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 2
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 claims description 2
- HVVWZTWDBSEWIH-UHFFFAOYSA-N [2-(hydroxymethyl)-3-prop-2-enoyloxy-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(CO)(COC(=O)C=C)COC(=O)C=C HVVWZTWDBSEWIH-UHFFFAOYSA-N 0.000 claims description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N acrylic acid methyl ester Natural products COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 2
- 230000001588 bifunctional effect Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- YQHLDYVWEZKEOX-UHFFFAOYSA-N cumene hydroperoxide Chemical compound OOC(C)(C)C1=CC=CC=C1 YQHLDYVWEZKEOX-UHFFFAOYSA-N 0.000 claims description 2
- FYLJKQFMQFOLSZ-UHFFFAOYSA-N cyclohexylperoxycyclohexane Chemical group C1CCCCC1OOC1CCCCC1 FYLJKQFMQFOLSZ-UHFFFAOYSA-N 0.000 claims description 2
- 125000000524 functional group Chemical group 0.000 claims description 2
- 150000002688 maleic acid derivatives Chemical class 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- MRXVCTWDXRBVLW-UHFFFAOYSA-N prop-2-enoylsulfamic acid Chemical compound OS(=O)(=O)NC(=O)C=C MRXVCTWDXRBVLW-UHFFFAOYSA-N 0.000 claims description 2
- BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- VXHFNALHLRWIIU-UHFFFAOYSA-N tert-butyl 2,2-dimethylpropanoate Chemical compound CC(C)(C)OC(=O)C(C)(C)C VXHFNALHLRWIIU-UHFFFAOYSA-N 0.000 claims description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 8
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims 2
- HWSSEYVMGDIFMH-UHFFFAOYSA-N 2-[2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOCCOC(=O)C(C)=C HWSSEYVMGDIFMH-UHFFFAOYSA-N 0.000 claims 1
- WCOJSDOWNLZGIQ-UHFFFAOYSA-N C=CC(O)=O.C=CC(O)=O.C=CC(O)=O.C=CC(O)=O.NC#N Chemical compound C=CC(O)=O.C=CC(O)=O.C=CC(O)=O.C=CC(O)=O.NC#N WCOJSDOWNLZGIQ-UHFFFAOYSA-N 0.000 claims 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- TUNPIRFOSSZNQT-UHFFFAOYSA-N N=NC=NN.N=NC=NN.OCC(O)CO Chemical compound N=NC=NN.N=NC=NN.OCC(O)CO TUNPIRFOSSZNQT-UHFFFAOYSA-N 0.000 claims 1
- AOSWRWMLSUAOIP-UHFFFAOYSA-N OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.NC1=NC(N)=NC(N)=N1 Chemical class OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.NC1=NC(N)=NC(N)=N1 AOSWRWMLSUAOIP-UHFFFAOYSA-N 0.000 claims 1
- WKAYRWBOFSKJPB-UHFFFAOYSA-N ethyl carbamate prop-2-enoic acid Chemical compound OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.CCOC(N)=O WKAYRWBOFSKJPB-UHFFFAOYSA-N 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 claims 1
- VNKYTQGIUYNRMY-UHFFFAOYSA-N methoxypropane Chemical compound CCCOC VNKYTQGIUYNRMY-UHFFFAOYSA-N 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 claims 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 claims 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims 1
- 238000005829 trimerization reaction Methods 0.000 claims 1
- 230000002209 hydrophobic effect Effects 0.000 abstract description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 7
- 239000003340 retarding agent Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 4
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- 239000004332 silver Substances 0.000 description 3
- UPTHZKIDNHJFKQ-UHFFFAOYSA-N 2-methylprop-2-enoic acid;propane-1,2,3-triol Chemical compound CC(=C)C(O)=O.CC(=C)C(O)=O.OCC(O)CO UPTHZKIDNHJFKQ-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
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- 229920000642 polymer Polymers 0.000 description 2
- OQOGEOLRYAOSKO-UHFFFAOYSA-N 1,1-dichloro-1-nitroethane Chemical compound CC(Cl)(Cl)[N+]([O-])=O OQOGEOLRYAOSKO-UHFFFAOYSA-N 0.000 description 1
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 1
- YNJSNEKCXVFDKW-UHFFFAOYSA-N 3-(5-amino-1h-indol-3-yl)-2-azaniumylpropanoate Chemical compound C1=C(N)C=C2C(CC(N)C(O)=O)=CNC2=C1 YNJSNEKCXVFDKW-UHFFFAOYSA-N 0.000 description 1
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- 238000009825 accumulation Methods 0.000 description 1
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- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium peroxydisulfate Substances [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 1
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical group [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
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- 230000007812 deficiency Effects 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- XYIBRDXRRQCHLP-UHFFFAOYSA-N ethyl acetoacetate Chemical compound CCOC(=O)CC(C)=O XYIBRDXRRQCHLP-UHFFFAOYSA-N 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 125000000400 lauroyl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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- ZZPKLSNHENDBHJ-UHFFFAOYSA-N prop-2-enoic acid 1,3,5-triazine-2,4,6-triamine Chemical class OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.OC(=O)C=C.NC1=NC(N)=NC(N)=N1 ZZPKLSNHENDBHJ-UHFFFAOYSA-N 0.000 description 1
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical class C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
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- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/26—Emulsion polymerisation with the aid of emulsifying agents anionic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
-
- 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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- C—CHEMISTRY; METALLURGY
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Abstract
本发明涉及了一种太阳能电池叠瓦组件用导电胶及其制备方法。导电胶:按质量份数由40‑94份的导电金属粉、1‑25份多官能团丙烯酸酯单体A、5‑25份的改性丙烯酸树脂、0.5‑6份的丙烯酸酯低聚物、0.1‑5份的引发剂A、0.2‑3份的含卤素丙烯酸酯基微凝胶颗粒制备而成,卤素包括氟、氯、溴。制备方法:一、制备含卤素丙烯酸酯基微凝胶颗粒;二、将各组份真空搅拌混匀,研磨分散,真空脱泡,即完成制备。本发明的一种太阳能电池叠瓦组件用导电胶及其制备方法,具有良好的强度和柔韧性;导电胶表面具有一定疏水性能,具有较好的抗湿热性能和耐高低温性能,有利于改善银迁移现象;制备方法简单,反应条件温和,有利于大规模生产。
Description
技术领域
本发明涉及导电胶粘剂技术领域,特别是涉及一种太阳能电池叠瓦组件用导电胶及其制备方法。
背景技术
太阳能电池叠瓦组件导电胶是一种干燥或固化后具有导电性能的胶粘剂,相比于传统的Pb/Sn金属合金焊料具有以下优势:分辨率高,自身密度小,符合产品微型化、轻量化的要求;可有效地减小疲劳与应力开裂的问题;柔性和耐疲劳性优良,可粘接的基材较多;工艺简单,可明显降低成本;对人体、环境的污染大大降低;能有效的对填充材料起到防腐保护作用。
导电胶通常以基体树脂和导电填料为主要组成成分,除此之外还包括固化剂、稀释剂、增韧剂、分散剂和其他一些助剂,以导电金属粉作为导电填料的丙烯酸系导电胶在实际使用中存在以下缺陷:丙烯酸树脂基材的吸湿性会加剧银粉在潮湿环境中的电迁移现象,即在电场的作用下,银离子从高电位向低电位迁移,并形成絮状或枝蔓状扩展,在高低电位相连的边界上形成黑色氧化银,导致导电胶的可靠性降低,沉降稳定性变差。
发明内容
本发明提供了一种太阳能电池叠瓦组件用导电胶及其制备方法,导电胶的组分中加入了含卤素丙烯酸酯基微凝胶颗粒,微凝胶表面和内部的基团与导电胶基材发生交联,使得导电胶具有良好的强度和柔韧性;利用微凝胶颗粒在聚合物中迁移的特点,形成具有一定疏水性能的胶体表面,导电胶具有较好的抗湿热性能和耐高低温性能,有利于改善银迁移现象,适于太阳能电池叠瓦组件的制造,制备方法简单,反应条件温和,有利于大规模生产。
一种太阳能电池叠瓦组件用导电胶,按质量份数由40-94份的导电金属粉、1-25份多官能团丙烯酸酯单体A、5-25份的改性丙烯酸树脂、0.5-6份的丙烯酸酯低聚物、0.1-5份的引发剂A、0.2-3份的含卤素丙烯酸酯基微凝胶颗粒制备而成,其中,卤素包括氟、氯、溴;丙烯酸酯低聚物的分子量为100-10000。
所述导电金属粉为片状金属粉或球形金属粉中的一种或其中两种的组合,平均粒径小于2.5μm。
所述导电金属粉为银粉。
所述导电胶还包括添加剂,所述添加剂包括但不限于消泡剂、稳定剂、固化剂、偶联剂、阻滞剂。
所述多官能团丙烯酸酯单体A为1,4-丁二醇二甲基丙烯酸酯、聚(乙二醇)二甲基丙烯酸酯、甘油二甲基丙烯酸酯、甘油三甲基丙烯酸酯、二乙二醇二甲基丙烯酸酯、三乙二醇二甲基丙烯酸酯、三甲氧基丙烷三甲基丙烯酸酯、三甲氧基丙烷三丙烯酸酯、异氰脲酸酯三丙烯酸酯、甘油三丙烯酸酯、乙氧基化的三甲氧基丙烷三丙烯酸酯、丙氧基化的三甲氧基丙烷三丙烯酸酯、三(2-羟乙基)异氰脲酸酯三丙烯酸酯、乙氧基化的甘油三丙烯酸酯、丙氧基化的甘油三丙烯酸酯、季戊四醇三丙烯酸酯、芳基氨基甲酸乙酯三丙烯酸酯、脂族氨基甲酸乙酯三丙烯酸酯、三聚氰胺三丙烯酸酯、环氧酚醛三丙烯酸酯、脂族环氧三丙烯酸酯、聚酯三丙烯酸酯、季戊四醇四丙烯酸酯、乙氧基化的季戊四醇四丙烯酸酯、丙氧基化的季戊四醇四丙烯酸酯、二季戊四醇四丙烯酸酯、芳基氨基甲酸乙酯四丙烯酸酯、脂族氨基甲酸乙酯四丙烯酸酯、三聚氰胺四丙烯酸酯、环氧酚醛四丙烯酸酯和聚酯四丙烯酸酯中的一种或其种几种任意比例的组合物。
所述改性丙烯酸树脂为双酚A改性环氧丙烯酸树脂、脂肪族聚氨酯改性丙烯酸树脂、二官能团聚氨酯改性丙烯酸树脂、四官能团改性丙烯酸树脂、六官能团改性丙烯酸树脂和改性环氧丙烯酸树脂中的一种或其种几种任意比例的组合物。
所述引发剂A包括酰类过氧化物,氢过氧化物,二烷基过氧化物,酯类过氧化物,酮类过氧化物、二碳酸酯过氧化物;其中,酰类过氧化物包括但不限于过氧化苯甲酰、过氧化月桂酰;氢过氧化物包括但不限于异丙苯过氧化氢、叔丁基过氧化氢;二烷基过氧化物包括但不限于过氧化二叔丁基、过氧化二异丙苯;酯类过氧化物包括但不限于过氧化苯甲酸叔丁酯、过氧化叔戊酸叔丁基酯;酮类过氧化物包括但不限于过氧化甲乙酮、过氧化环己酮;二碳酸酯过氧化物包括但不限于过氧化二碳酸二异丙酯、过氧化二碳酸二环己酯。
所述含卤素丙烯酸酯基微凝胶颗粒由多官能团丙烯酸酯单体B、含卤素丙烯酸酯基单体、反应型乳化剂、引发剂B和水制备而成,其中,多官能团丙烯酸酯单体B与含卤素丙烯酸酯基单体的摩尔比为(2-3):1;反应过程中,多官能团丙烯酸酯单体B和含卤素丙烯酸酯基单体共同占反应体系的质量百分比为1.3-4.7%,反应型乳化剂占反应体系的质量百分比为1-3%,引发剂B占反应体系的质量百分比为0.3-2%,余量为水;所述引发剂B为过硫酸盐;所述多官能团丙烯酸酯单体B为含有甲氧基、乙氧基或丙氧基的多官能团丙烯酸酯单体,其为双官能团单体、三官能团单体和四官能团单体中的一种或其中几种任意比例的组合物。
所述多官能团丙烯酸酯单体B包括1,4-丁二醇二甲基丙烯酸酯、聚(乙二醇)二甲基丙烯酸酯、甘油二甲基丙烯酸酯中的一种或其中几种任意比例的混合物。
所述含卤素丙烯酸酯基单体包括但不限于(甲基)丙烯酸全氟烷基酯、2-溴甲基丙烯酸乙酯、2-氯甲基丙烯酸乙酯、2-(氯甲基)丙烯酸甲酯、甲基丙烯酸六氟丁酯、甲基丙烯酸六氟异丙酯和全氟烷基乙基甲基丙烯酸酯中的一种或其中几种任意比例的组合物。
所述反应型乳化剂包括但不限于烯丙基醚类磺酸盐、丙烯酰胺基磺酸盐、马来酸衍生物、烯丙基琥珀酸烷基酯磺酸钠。
一种太阳能电池叠瓦组件用导电胶的制备方法,具体是按以下步骤进行的:
一、制备含卤素丙烯酸酯基微凝胶颗粒;二、将40-94份的导电金属粉、1-25份多官能团丙烯酸酯单体A、5-25份的改性丙烯酸树脂、0.5-6份的丙烯酸酯低聚物、0.1-5份的引发剂A、0.2-3份的步骤一制备的含卤素丙烯酸酯基微凝胶颗粒真空搅拌混匀,研磨分散,真空脱泡,即完成导电胶的制备。
步骤一中的含卤素丙烯酸酯基微凝胶颗粒的制备方法为:按反应体系的质量百分含量准备1.3-4.7%的多官能团丙烯酸酯单体B和含卤素丙烯酸酯基单体,1-3%反应型乳化剂,0.3-2%的引发剂B,余量的水,其中,多官能团丙烯酸酯单体B与含卤素丙烯酸酯基单体的摩尔比为(2-3)∶1;将反应型乳化剂、多官能团丙烯酸酯单体B中的1/3-1/2、引发剂B中的1/2-2/3溶解于水中形成混合溶液,加热至60-90℃,于氮气保护下高速搅拌20-120min,然后滴加含卤素丙烯酸酯基单体、剩余的多官能团丙烯酸酯单体B和引发剂B,在氮气保护下继续保温反应3-8h,冷冻干燥,得到含卤素丙烯酸酯基微凝胶颗粒。
本发明的优点:本发明的一种太阳能电池叠瓦组件用导电胶及其制备方法,导电胶的组分中加入了含卤素丙烯酸酯基微凝胶颗粒,微凝胶表面和内部的基团与导电胶基材发生交联,使得导电胶具有良好的强度和柔韧性;利用微凝胶颗粒在聚合物中迁移的特点,形成具有一定疏水性能的胶体表面,导电胶具有较好的抗湿热性能和耐高低温性能,有利于改善银迁移现象,适于太阳能电池叠瓦组件的制造,制备方法简单,反应条件温和,有利于大规模生产。
具体实施方式
为了加深对本发明的理解,下面将结合实施例对本发明做进一步详细描述,该实施例仅用于解释本发明,并不对本发明的保护范围构成限定。
实施例一
本实施例提供了一种太阳能电池叠瓦组件用导电胶,按质量份数由50份的导电金属粉、18.6份多官能团丙烯酸酯单体A、23份的改性丙烯酸树脂、3份的丙烯酸酯低聚物、3份的引发剂A、2份的含卤素丙烯酸酯基微凝胶颗粒、0.2份的阻滞剂、0.2份的固化剂制备而成;
所述导电金属粉为银粉;
所述多官能团丙烯酸酯单体A为1,4-丁二醇二甲基丙烯酸酯;
所述改性丙烯酸树脂为聚酯改性丙烯酸树脂(平均分子量为8500);
所述丙烯酸酯低聚物为甲基丙烯酸甲酯低聚物(平均分子量为2000);
所述引发剂A为过氧化月桂酰;
所述含卤素丙烯酸酯基微凝胶颗粒由多官能团丙烯酸酯单体B、含卤素丙烯酸酯基单体、反应型乳化剂、引发剂B和水制备而成,其中,多官能团丙烯酸酯单体B与含卤素丙烯酸酯基单体的摩尔比为2:1;反应过程中,多官能团丙烯酸酯单体B和含卤素丙烯酸酯基单体共同占反应体系的质量百分比为1.4%,反应型乳化剂占反应体系的质量百分比为2.2%,引发剂B占反应体系的质量百分比为2.0%,余量为水;
所述多官能团丙烯酸酯单体B为甘油三丙烯酸酯;
所述含卤素丙烯酸酯基单体为丙烯酸三氟乙酯;
反应型乳化剂为烯丙基醚类磺酸盐;
所述引发剂B为过硫酸铵。
制备方法:
一、制备含卤素丙烯酸酯基微凝胶颗粒:将反应型乳化剂、多官能团丙烯酸酯单体B中的1/3、引发剂B中的1/2溶解于水中形成混合溶液,加热至80℃,于氮气保护下高速搅拌40min,然后滴加含卤素丙烯酸酯基单体、剩余的多官能团丙烯酸酯单体B和引发剂B,反应体系在氮气保护下继续保温反应4h,冷冻干燥得到含卤素丙烯酸酯基微凝胶颗粒,粒径分布为50-800nm;
二、将导电金属粉、多官能团丙烯酸酯单体A、改性丙烯酸树脂、丙烯酸酯低聚物、引发剂A、步骤一制备的含卤素丙烯酸酯基微凝胶颗粒加入至双行星搅拌釜中,开启公转搅拌和自转高速分散,持续搅拌40分钟,使体系混合均匀,接着使用三辊研磨机研磨分散;然后将分散好的导电胶测试粘度、固化速度和固化后性能,然后真空脱泡,包装成品。
本实施例的一种太阳能电池叠瓦组件用导电胶,含卤素丙烯酸酯基微凝胶颗粒的粒径通常小于导电银粉,由于微凝胶颗粒基材为丙烯酸酯聚合物,与导电胶的其他组分具有良好的相容性,卤素与碳形成的链段容易自迁移到导电胶的表面形成迁移堆积,使导电胶的表面能降低,表现出一定的疏水性能,有助于提高导电胶的抗湿热性能,改善湿热条件下的银迁移;利用含卤素丙烯酸酯基微凝胶与基材之间的缠结作用,提高胶体固化后的柔性和应力吸收性能。
本实施例的一种太阳能电池叠瓦组件用导电胶,含卤素丙烯酸酯基微凝胶颗粒中的多官能团丙烯酸酯单体B中含有的甲氧基、乙氧基或丙氧基赋予含卤素丙烯酸酯基微凝胶颗粒较好的柔顺性,进而改善导电胶的柔韧性和应力吸收性能。
实施例二
本实施例提供了一种太阳能电池叠瓦组件用导电胶,其与实施例一的不同点在于:按质量份数由55份的导电金属粉、16.9份多官能团丙烯酸酯单体A、20份的改性丙烯酸树脂、2.5份的丙烯酸酯低聚物、2.5份的引发剂A、2.5份的含卤素丙烯酸酯基微凝胶颗粒、0.3份的阻滞剂、0.3份的固化剂制备而成。
实施例三
本实施例提供了一种太阳能电池叠瓦组件用导电胶,其与实施例一的不同点在于:按质量份数由60份的导电金属粉、14.4份多官能团丙烯酸酯单体A、18份的改性丙烯酸树脂、2份的丙烯酸酯低聚物、2份的引发剂A、2.8份的含卤素丙烯酸酯基微凝胶颗粒、0.4份的阻滞剂、0.4份的固化剂制备而成。
实施例四
本实施例提供了一种太阳能电池叠瓦组件用导电胶,其与实施例一的不同点在于:按质量份数由70份的导电金属粉、8份多官能团丙烯酸酯单体A、15份的改性丙烯酸树脂、1.5份的丙烯酸酯低聚物、1.5份的引发剂A、3份的含卤素丙烯酸酯基微凝胶颗粒、0.5份的阻滞剂、0.5份的固化剂制备而成。
实施例一至实施例四的一种太阳能电池叠瓦组件用导电胶的各组分配比如下表所示:
实施例五
本实施例提供了一种太阳能电池叠瓦组件用导电胶,其与实施例一的不同点在于:所述含卤素丙烯酸酯基单体为甲基丙烯酸六氟乙酯。
实施例六
本实施例提供了一种太阳能电池叠瓦组件用导电胶,其与实施例一的不同点在于:所述多官能团丙烯酸酯单体B为二乙二醇二甲基丙烯酸酯。
实施例七
本实施例提供了一种太阳能电池叠瓦组件用导电胶,其与实施例一的不同点在于:所述改性丙烯酸树脂为聚氨酯丙烯酸树脂(平均分子量为2800)。
实施例八
本实施例提供了一种太阳能电池叠瓦组件用导电胶,其与实施例一的不同点在于:所述多官能团丙烯酸酯单体A为环氧酚醛三丙烯酸酯。
实施例一至实施例八的太阳能电池叠瓦组件用导电胶的性能实测值见下表:
其中,如各实施例和对比例所制得的导电胶在固化条件为175℃。
导电胶的体积电阻率1、剪切强度、湿热条件下(85℃,湿度85%的条件下处理400h)测量导电胶的体积电阻率2,零下35℃条件下测量的体积电阻率3。
通过以上实施例可以看出,本发明获得的导电胶粘剂具有合适的黏度,适合于印刷工艺。在较快固化速度条件下,得到较大的剪切强度,以及较低的体积电阻率。特别的,本发明通引入微凝胶颗粒,获得的导电胶在耐候性(高低温及高湿度)方面表现出优异性能,主要是体积电阻率变化率较小。
上述实施例不应以任何方式限制本发明,凡采用等同替换或等效转换的方式获得的技术方案均落在本发明的保护范围内。
Claims (10)
1.一种太阳能电池叠瓦组件用导电胶,其特征在于:按质量份数由40-94份的导电金属粉、1-25份多官能团丙烯酸酯单体A、5-25份的改性丙烯酸树脂、0.5-6份的丙烯酸酯低聚物、0.1-5份的引发剂A、0.2-3份的含卤素丙烯酸酯基微凝胶颗粒制备而成,其中,卤素包括氟、氯、溴;丙烯酸酯低聚物的分子量为100-10000。
2.根据权利要求1所述的一种太阳能电池叠瓦组件用导电胶,其特征在于:所述多官能团丙烯酸酯单体A为1,4-丁二醇二甲基丙烯酸酯、聚(乙二醇)二甲基丙烯酸酯、甘油二甲基丙烯酸酯、甘油三甲基丙烯酸酯、二乙二醇二甲基丙烯酸酯、三乙二醇二甲基丙烯酸酯、三甲氧基丙烷三甲基丙烯酸酯、三甲氧基丙烷三丙烯酸酯、异氰脲酸酯三丙烯酸酯、甘油三丙烯酸酯、乙氧基化的三甲氧基丙烷三丙烯酸酯、丙氧基化的三甲氧基丙烷三丙烯酸酯、三(2-羟乙基)异氰脲酸酯三丙烯酸酯、乙氧基化的甘油三丙烯酸酯、丙氧基化的甘油三丙烯酸酯、季戊四醇三丙烯酸酯、芳基氨基甲酸乙酯三丙烯酸酯、脂族氨基甲酸乙酯三丙烯酸酯、三聚氰胺三丙烯酸酯、环氧酚醛三丙烯酸酯、脂族环氧三丙烯酸酯、聚酯三丙烯酸酯、季戊四醇四丙烯酸酯、乙氧基化的季戊四醇四丙烯酸酯、丙氧基化的季戊四醇四丙烯酸酯、二季戊四醇四丙烯酸酯、芳基氨基甲酸乙酯四丙烯酸酯、脂族氨基甲酸乙酯四丙烯酸酯、三聚氰胺四丙烯酸酯、环氧酚醛四丙烯酸酯和聚酯四丙烯酸酯中的一种或其种几种任意比例的组合物。
3.根据权利要求1所述的一种太阳能电池叠瓦组件用导电胶,其特征在于:所述改性丙烯酸树脂为双酚A改性环氧丙烯酸树脂、脂肪族聚氨酯改性丙烯酸树脂、二官能团聚氨酯改性丙烯酸树脂、四官能团改性丙烯酸树脂、六官能团改性丙烯酸树脂和改性环氧丙烯酸树脂中的一种或其种几种任意比例的组合物。
4.根据权利要求1所述的一种太阳能电池叠瓦组件用导电胶,其特征在于:所述引发剂A包括酰类过氧化物,氢过氧化物,二烷基过氧化物,酯类过氧化物,酮类过氧化物、二碳酸酯过氧化物;其中,酰类过氧化物包括但不限于过氧化苯甲酰、过氧化月桂酰;氢过氧化物包括但不限于异丙苯过氧化氢、叔丁基过氧化氢;二烷基过氧化物包括但不限于过氧化二叔丁基、过氧化二异丙苯;酯类过氧化物包括但不限于过氧化苯甲酸叔丁酯、过氧化叔戊酸叔丁基酯;酮类过氧化物包括但不限于过氧化甲乙酮、过氧化环己酮;二碳酸酯过氧化物包括但不限于过氧化二碳酸二异丙酯、过氧化二碳酸二环己酯。
5.根据权利要求1所述的一种太阳能电池叠瓦组件用导电胶,其特征在于:所述含卤素丙烯酸酯基微凝胶颗粒由多官能团丙烯酸酯单体B、含卤素丙烯酸酯基单体、反应型乳化剂、引发剂B和水制备而成,其中,多官能团丙烯酸酯单体B与含卤素丙烯酸酯基单体的摩尔比为(2-3):1;反应过程中,多官能团丙烯酸酯单体B和含卤素丙烯酸酯基单体共同占反应体系的质量百分比为1.3-4.7%,反应型乳化剂占反应体系的质量百分比为1-3%,引发剂B占反应体系的质量百分比为0.3-2%,余量为水;所述引发剂B为过硫酸盐;所述多官能团丙烯酸酯单体B为含有甲氧基、乙氧基或丙氧基的多官能团丙烯酸酯单体,其为双官能团单体、三官能团单体和四官能团单体中的一种或其中几种任意比例的组合物。
6.根据权利要求1所述的一种太阳能电池叠瓦组件用导电胶,其特征在于:所述多官能团丙烯酸酯单体B包括1,4-丁二醇二甲基丙烯酸酯、聚(乙二醇)二甲基丙烯酸酯、甘油二甲基丙烯酸酯中的一种或其中几种任意比例的组合物。
7.根据权利要求1所述的一种太阳能电池叠瓦组件用导电胶,其特征在于:所述含卤素丙烯酸酯基单体包括但不限于(甲基)丙烯酸全氟烷基酯、2-溴甲基丙烯酸乙酯、2-氯甲基丙烯酸乙酯、2-(氯甲基)丙烯酸甲酯、甲基丙烯酸六氟丁酯、甲基丙烯酸六氟异丙酯和全氟烷基乙基甲基丙烯酸酯中的一种或其中几种任意比例的组合物。
8.根据权利要求1所述的一种太阳能电池叠瓦组件用导电胶,其特征在于:所述反应型乳化剂包括但不限于烯丙基醚类磺酸盐、丙烯酰胺基磺酸盐、马来酸衍生物、烯丙基琥珀酸烷基酯磺酸钠。
9.一种太阳能电池叠瓦组件用导电胶的制备方法,其特征在于:具体是按以下步骤进行的:一、制备含卤素丙烯酸酯基微凝胶颗粒;二、将40-94份的导电金属粉、1-25份多官能团丙烯酸酯单体A、5-25份的改性丙烯酸树脂、0.5-6份的丙烯酸酯低聚物、0.1-5份的引发剂A、0.2-3份的步骤一制备的含卤素丙烯酸酯基微凝胶颗粒真空搅拌混匀,研磨分散,真空脱泡,即完成导电胶的制备。
10.根据权利要求9所述的一种太阳能电池叠瓦组件用导电胶的制备方法,其特征在于:步骤一中的含卤素丙烯酸酯基微凝胶颗粒的制备方法为:按反应体系的质量百分含量准备1.3-4.7%的多官能团丙烯酸酯单体B和含卤素丙烯酸酯基单体,1-3%反应型乳化剂,0.3-2%的引发剂B,余量的水,其中,多官能团丙烯酸酯单体B与含卤素丙烯酸酯基单体的摩尔比为(2-3):1;将反应型乳化剂、多官能团丙烯酸酯单体B中的1/3-1/2、引发剂B中的1/2-2/3溶解于水中形成混合溶液,加热至60-90℃,于氮气保护下高速搅拌20-120min,然后滴加含卤素丙烯酸酯基单体、剩余的多官能团丙烯酸酯单体B和引发剂B,在氮气保护下继续保温反应3-8h,冷冻干燥,得到含卤素丙烯酸酯基微凝胶颗粒。
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