CN110564312A - Anti-aging and anti-degradation packaging adhesive film for solar cell - Google Patents
Anti-aging and anti-degradation packaging adhesive film for solar cell Download PDFInfo
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- CN110564312A CN110564312A CN201910907854.0A CN201910907854A CN110564312A CN 110564312 A CN110564312 A CN 110564312A CN 201910907854 A CN201910907854 A CN 201910907854A CN 110564312 A CN110564312 A CN 110564312A
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- Prior art keywords
- aging
- agent
- adhesive film
- parts
- solar cell
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- 230000003712 anti-aging effect Effects 0.000 title claims abstract description 57
- 239000002313 adhesive film Substances 0.000 title claims abstract description 42
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 36
- 238000006731 degradation reaction Methods 0.000 title claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 40
- 229910001940 europium oxide Inorganic materials 0.000 claims abstract description 31
- AEBZCFFCDTZXHP-UHFFFAOYSA-N europium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Eu+3].[Eu+3] AEBZCFFCDTZXHP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000002131 composite material Substances 0.000 claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 24
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 claims abstract description 19
- TXDNPSYEJHXKMK-UHFFFAOYSA-N sulfanylsilane Chemical compound S[SiH3] TXDNPSYEJHXKMK-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000032683 aging Effects 0.000 claims abstract description 16
- 239000004417 polycarbonate Substances 0.000 claims abstract description 13
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 13
- 239000002981 blocking agent Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 claims abstract description 9
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 8
- 230000015556 catabolic process Effects 0.000 claims abstract description 7
- 239000002270 dispersing agent Substances 0.000 claims abstract description 7
- 239000002250 absorbent Substances 0.000 claims abstract description 6
- 230000002745 absorbent Effects 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims description 17
- 239000007822 coupling agent Substances 0.000 claims description 16
- 238000001035 drying Methods 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000002156 mixing Methods 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 11
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 10
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 10
- 238000005266 casting Methods 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 9
- 239000005977 Ethylene Substances 0.000 claims description 9
- 238000000498 ball milling Methods 0.000 claims description 8
- 239000000155 melt Substances 0.000 claims description 6
- NOBYOEQUFMGXBP-UHFFFAOYSA-N (4-tert-butylcyclohexyl) (4-tert-butylcyclohexyl)oxycarbonyloxy carbonate Chemical compound C1CC(C(C)(C)C)CCC1OC(=O)OOC(=O)OC1CCC(C(C)(C)C)CC1 NOBYOEQUFMGXBP-UHFFFAOYSA-N 0.000 claims description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 5
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000012975 dibutyltin dilaurate Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 238000004049 embossing Methods 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 229910017604 nitric acid Inorganic materials 0.000 claims description 5
- 238000010992 reflux Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000001291 vacuum drying Methods 0.000 claims description 5
- ZZMVLMVFYMGSMY-UHFFFAOYSA-N 4-n-(4-methylpentan-2-yl)-1-n-phenylbenzene-1,4-diamine Chemical compound C1=CC(NC(C)CC(C)C)=CC=C1NC1=CC=CC=C1 ZZMVLMVFYMGSMY-UHFFFAOYSA-N 0.000 claims description 4
- BRHHHNJIRNMRFM-UHFFFAOYSA-N 4-n-(4-methylpentan-2-yl)-1-n-(4-methylphenyl)benzene-1,4-diamine Chemical compound C1=CC(NC(C)CC(C)C)=CC=C1NC1=CC=C(C)C=C1 BRHHHNJIRNMRFM-UHFFFAOYSA-N 0.000 claims description 3
- OUBMGJOQLXMSNT-UHFFFAOYSA-N N-isopropyl-N'-phenyl-p-phenylenediamine Chemical compound C1=CC(NC(C)C)=CC=C1NC1=CC=CC=C1 OUBMGJOQLXMSNT-UHFFFAOYSA-N 0.000 claims description 3
- 239000003963 antioxidant agent Substances 0.000 claims description 3
- 230000003078 antioxidant effect Effects 0.000 claims description 3
- UXKQNCDDHDBAPD-UHFFFAOYSA-N 4-n,4-n-diphenylbenzene-1,4-diamine Chemical compound C1=CC(N)=CC=C1N(C=1C=CC=CC=1)C1=CC=CC=C1 UXKQNCDDHDBAPD-UHFFFAOYSA-N 0.000 claims description 2
- MDDXGELKFXXQDP-UHFFFAOYSA-N 4-n-(5-methylhexan-2-yl)benzene-1,4-diamine Chemical compound CC(C)CCC(C)NC1=CC=C(N)C=C1 MDDXGELKFXXQDP-UHFFFAOYSA-N 0.000 claims description 2
- 229920006280 packaging film Polymers 0.000 claims 5
- 239000012785 packaging film Substances 0.000 claims 5
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims 1
- 238000002834 transmittance Methods 0.000 abstract description 12
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000004132 cross linking Methods 0.000 abstract description 3
- 239000006087 Silane Coupling Agent Substances 0.000 abstract description 2
- 239000002253 acid Substances 0.000 abstract description 2
- 239000011256 inorganic filler Substances 0.000 abstract description 2
- 229910003475 inorganic filler Inorganic materials 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 24
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 24
- 238000012360 testing method Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 4
- 238000004383 yellowing Methods 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000012754 barrier agent Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007719 peel strength test Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 1
- ZJNLYGOUHDJHMG-UHFFFAOYSA-N 1-n,4-n-bis(5-methylhexan-2-yl)benzene-1,4-diamine Chemical compound CC(C)CCC(C)NC1=CC=C(NC(C)CCC(C)C)C=C1 ZJNLYGOUHDJHMG-UHFFFAOYSA-N 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- JDLCTJFVERJCRK-UHFFFAOYSA-N C=O.NC(=O)N.C(CN)N Chemical compound C=O.NC(=O)N.C(CN)N JDLCTJFVERJCRK-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- UTGQNNCQYDRXCH-UHFFFAOYSA-N N,N'-diphenyl-1,4-phenylenediamine Chemical compound C=1C=C(NC=2C=CC=CC=2)C=CC=1NC1=CC=CC=C1 UTGQNNCQYDRXCH-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229920003180 amino resin Polymers 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000013040 rubber vulcanization Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/02—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polycarbonates or saturated 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
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/04—Homopolymers or copolymers of ethene
- C09J123/08—Copolymers of ethene
- C09J123/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C09J123/0853—Vinylacetate
-
- 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
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0481—Encapsulation of modules characterised by the composition of the encapsulation material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2244—Oxides; Hydroxides of metals of zirconium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/204—Applications use in electrical or conductive gadgets use in solar cells
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- 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
- C09J2301/408—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer
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- 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
- C09J2423/00—Presence of polyolefin
- C09J2423/04—Presence of homo or copolymers of ethene
-
- 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
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- Chemical & Material Sciences (AREA)
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- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Wrappers (AREA)
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Abstract
The invention belongs to the technical field of solar cell packaging adhesive films, and particularly relates to an anti-aging and anti-degradation packaging adhesive film for a solar cell, wherein the thickness of the packaging adhesive film is 0.4-1.2mm, and the raw materials of the packaging adhesive film comprise an EVA copolymer, a functional composite material, an ultraviolet absorbent, a blocking agent, a dispersing agent, an anti-aging agent and a mercapto silane coupling agent; the raw materials of the anti-aging agent comprise p-phenylenediamine anti-aging agent and modified nano europium oxide. Compared with the prior art, the invention has the following advantages: according to the invention, polycarbonate and hydroxyethyl methacrylate are reasonably selected for crosslinking, so that the weather resistance is ensured, the water vapor absorption performance is kept, a small amount of acid micromolecules can be combined, and the PID phenomenon caused by aging degradation of EVA is avoided; by reasonably matching the inorganic filler and the anti-aging agent, the obtained adhesive film material has strong aging resistance and is not easy to yellow, the light transmittance of the adhesive film is ensured, and the service life of the solar cell is prolonged.
Description
Technical Field
The invention belongs to the technical field of solar cell packaging adhesive films, and particularly relates to an anti-aging and anti-degradation packaging adhesive film for a solar cell.
Background
With the attention of people on environmental protection and renewable energy sources, solar power generation is rapidly developed as a novel energy source, an EVA (ethylene-vinyl acetate copolymer) packaging adhesive film becomes a main packaging material of a current solar cell with excellent light transmittance, bonding performance, processing performance and the like, but is easy to degrade and oxidize in an outdoor use environment, so that the packaging adhesive film is easy to age and yellow, the light transmittance and photoelectric conversion efficiency of the packaging adhesive film are influenced, and the aging resistance and the light transmittance of the packaging adhesive film are usually improved by adding an anti-aging agent or an ultraviolet blocking agent at present; in addition, the potential induced power generation efficiency power attenuation problem of the solar cell is that sodium ions in glass migrate to the surface of a cell through an encapsulating material under the action of high temperature, high humidity and negative voltage to form reverse potential difference on the surface of the cell, so that a PID phenomenon is generated.
Disclosure of Invention
The invention aims to provide an anti-aging and anti-degradation packaging adhesive film for a solar cell, aiming at the problem that the existing adhesive film is easy to accelerate the PID phenomenon after aging.
The invention is realized by the following technical scheme: an anti-aging and anti-degradation packaging adhesive film for a solar cell, the thickness of the packaging adhesive film is 0.4-1.2mm, and the raw materials of the packaging adhesive film comprise an EVA copolymer, a functional composite material, an ultraviolet absorbent, a blocking agent, a dispersing agent, an anti-aging agent and a mercaptosilane coupling agent; the functional composite material has the weather-resistant toughening effect, and the preparation method of the functional composite material comprises the following steps: adding 4-5 parts of hydroxyethyl methacrylate, 0.6-0.8 part of dibutyltin dilaurate and 0.2-0.3 part of bis (4-tert-butylcyclohexyl) peroxydicarbonate into 30 parts of polycarbonate chloroform solution with the mass concentration of 50mg/L according to parts by weight of raw materials, stirring and reacting under the condition of a constant-temperature water bath at 70 ℃, obtaining gel after the reaction is finished, drying and grinding to obtain the gel;
The raw materials of the anti-aging agent comprise p-phenylenediamine anti-aging agent and modified nano europium oxide, and the weight ratio of the p-phenylenediamine anti-aging agent to the modified nano europium oxide is 20-30: 1.
specifically, the packaging adhesive film comprises the following raw materials in parts by weight: 100 parts of EVA copolymer, 16-24 parts of functional composite material, 0.2-0.4 part of ultraviolet absorbent, 1-2 parts of blocking agent, 0.6-1.2 parts of dispersing agent, 1.5-2.5 parts of anti-aging agent and 1-2 parts of mercaptosilane coupling agent.
Wherein the ethylene molar content in the EVA copolymer is 1.4-1.6mol/%, and the melt flow rate is 3.5-6.5g/10 min.
The p-phenylenediamine anti-aging agent is one or a mixture of N-isopropyl-N ' -phenyl-p-phenylenediamine, N ' -diphenyl-p-phenylenediamine, N- (1, 3-dimethylbutyl) -N ' -phenyl-p-phenylenediamine, N ' -bis (1, 4-dimethylpentyl) p-phenylenediamine and N- (4-methylphenyl) -N ' - (1, 3-dimethylbutyl) p-phenylenediamine.
Specifically, the modified nano europium oxide is modified by dissolving europium oxide in a nitric acid solution with the mass concentration of 12% which is 20 times of the weight of the europium oxide, stirring for 5 minutes, filtering, and drying in a vacuum drying oven for 20-30 minutes; and after the reaction is finished, stirring and refluxing the europium oxide and an ethanol solution of titanate coupling agent with the mass concentration of 6% for 2 hours at the temperature of 75 ℃, and filtering, drying and grinding the mixture to obtain the europium-doped titanate coupling agent.
Specifically, the ultraviolet absorbent is 4-methacrylate-2-hydroxybenzophenone; the blocking agent is a blocking agent AT-200; the dispersing agent is nano zirconia with the particle size of 200-600 nm; the mercaptosilane coupling agent is one of mercaptosilane KH-590, mercaptosilane KH-580, mercaptosilane KH-581 and mercaptosilane KH-582.
4-methacrylate-based-2-hydroxybenzophenone has ester and ketone at the same time, can generate copolymerization reaction with a high polymer material, and keeps stronger ultraviolet absorption capacity; the mercapto silane coupling agent can enhance the cohesiveness of the composite material, further enhance the mechanical property and the wear-resisting property, and has certain oxidation resistance.
The preparation method of the anti-aging and anti-degradation packaging adhesive film for the solar cell comprises the following steps: mixing the EVA copolymer, the functional composite material and the anti-aging agent according to a weight ratio, and performing ball milling and mixing for 20-30 minutes at the temperature of 85 ℃ to obtain a ball-milled mixed material with the particle size of 60-200 nm; then adding the mixture and other raw materials into a mixer to be uniformly mixed, putting the mixture into a casting production line, and obtaining the product after extrusion casting, embossing cooling, traction and rolling.
The property of the ethylene-vinyl acetate copolymer has an important relation with the content and microstructure of ethyl acetate, the ethylene-vinyl acetate copolymer prepared under different reaction ethylene pressures can influence the ethylene molar content and the content of nonpolar vinyl units, the content of the nonpolar vinyl units is increased along with the increase of the reaction pressure, the influence of polar ethyl groups on the protons of the methylene units is weakened, the lipophilicity of the ethylene-vinyl acetate copolymer can be enhanced, the ethylene-vinyl acetate copolymer can be effectively combined with a functional composite material, and the weather resistance of the ethylene-vinyl acetate copolymer is enhanced due to the function of the functional composite material, so that the adhesive film has better service performance.
The polycarbonate is colorless and transparent, heat-resistant, impact-resistant and flame-retardant at BI level, has good mechanical properties at common use temperature, good refractive index and processability, and good weather resistance, fatigue resistance and aging resistance.
The polycarbonate contains hydroxyl, and the hydroxyl and hydroxyethyl methacrylate are subjected to crosslinking copolymerization reaction under the action of an initiator and a crosslinking agent, and the addition of the hydroxyethyl methacrylate is favorable for improving the weather resistance and water absorption of the polycarbonate, so that the obtained functional composite material has a stable crosslinked three-dimensional network structure, can effectively reduce the water vapor passage rate, can combine a small amount of acidic small molecules degraded by EVA, and has strong weather resistance because the absorption performance of the functional composite material to water vapor is basically not changed after aging treatment.
The p-phenylenediamine anti-aging agent has stronger aging resistance, the nano europium oxide can be usually used as dyes, rubber vulcanization accelerators, medicaments, pesticide bactericides, amino resin, ethylenediamine urea-formaldehyde resin, metal chelating agent EDTA and the like, the aging resistance can be ensured by the cooperation of the modified nano europium oxide and the p-phenylenediamine anti-aging agent, and the reduction of the tensile rate caused by the addition of the phenylenediamine anti-aging agent can be avoided; compared with unmodified nanoparticles, the modified nano europium oxide has reduced surface polarity, and can reduce the agglomeration tendency of particles.
Compared with the prior art, the invention has the following advantages: according to the invention, polycarbonate and hydroxyethyl methacrylate are reasonably selected for crosslinking, so that the weather resistance is ensured, the water vapor absorption performance is kept, a small amount of acid micromolecules can be combined, and the PID phenomenon caused by aging degradation of EVA is avoided; by reasonably matching the inorganic filler and the anti-aging agent, the obtained adhesive film material has strong aging resistance and is not easy to yellow, the light transmittance of the adhesive film is ensured, and the service life of the solar cell is prolonged.
Detailed Description
the invention discloses an anti-aging and anti-degradation packaging adhesive film for a solar cell, which is combined with specific embodiments, wherein the melt index of polycarbonate is 20-25g/10min, and the polycarbonate is provided by engineering plastics Limited of Hongda, Guangzhou City; the invention is further illustrated:
Example 1
The anti-aging and anti-degradation packaging adhesive film for the solar cell is 0.8mm in thickness, and comprises the following raw materials in parts by weight: 100 parts of EVA copolymer, 20 parts of functional composite material, 0.3 part of 4-methacrylate-based-2-hydroxybenzophenone, 0.9 part of barrier agent AT-2001.25 part of nano zirconia with the particle size of 200-600nm, 2 parts of anti-aging agent and 0-5901.5 part of mercaptosilane KH; the functional composite material has the weather-resistant toughening effect, and the preparation method of the functional composite material comprises the following steps: adding 4.5 parts of hydroxyethyl methacrylate, 0.7 part of dibutyltin dilaurate and 0.25 part of bis (4-tert-butylcyclohexyl) peroxydicarbonate into 30 parts of polycarbonate chloroform solution with the mass concentration of 50mg/L according to parts by weight of raw materials, stirring and reacting under the condition of a constant-temperature water bath at 70 ℃, obtaining gel after the reaction is finished, drying and grinding to obtain the gel;
The raw materials of the anti-aging agent comprise p-phenylenediamine anti-aging agent and modified nano europium oxide, and the weight ratio of the p-phenylenediamine anti-aging agent to the modified nano europium oxide is 25: 1.
Wherein the ethylene molar content in the EVA copolymer is 1.4-1.6mol/%, and the melt flow rate is 3.5-6.5g/10 min; the p-phenylenediamine anti-aging agent is N-isopropyl-N' -phenyl-p-phenylenediamine.
Dissolving europium oxide in a nitric acid solution with the mass concentration of 12% which is 20 times of the weight of the europium oxide, stirring for 5 minutes, filtering, and drying in a vacuum drying oven for 25 minutes; and after the reaction is finished, stirring and refluxing the europium oxide and an ethanol solution of titanate coupling agent with the mass concentration of 6% for 2 hours at the temperature of 75 ℃, and filtering, drying and grinding the mixture to obtain the europium-doped titanate coupling agent.
The preparation method of the anti-aging and anti-degradation packaging adhesive film for the solar cell comprises the following steps: mixing the EVA copolymer, the functional composite material and the anti-aging agent according to a weight ratio, and performing ball milling and mixing for 25 minutes at the temperature of 85 ℃ to obtain a ball milling mixed material with the particle size of 60-200 nm; then adding the mixture and other raw materials into a mixer to be uniformly mixed, putting the mixture into a casting production line, and obtaining the product after extrusion casting, embossing cooling, traction and rolling.
Example 2
The anti-aging and anti-degradation packaging adhesive film for the solar cell is 0.4mm in thickness, and comprises the following raw materials in parts by weight: 100 parts of EVA copolymer, 24 parts of functional composite material, 0.2 part of 4-methacrylate-based-2-hydroxybenzophenone, 0.6 part of barrier agent AT-2002 part of nano zirconia with the particle size of 200-600nm, 1.5 parts of anti-aging agent and KH-5821 parts of mercaptosilane; the functional composite material has the weather-resistant toughening effect, and the preparation method of the functional composite material comprises the following steps: adding 5 parts of hydroxyethyl methacrylate, 0.8 part of dibutyltin dilaurate and 0.2 part of bis (4-tert-butylcyclohexyl) peroxydicarbonate into 30 parts of polycarbonate chloroform solution with the mass concentration of 50mg/L according to parts by weight of raw materials, stirring and reacting under the condition of a constant-temperature water bath at 70 ℃, obtaining gel after the reaction is finished, drying and grinding to obtain the gel;
The raw materials of the anti-aging agent comprise p-phenylenediamine anti-aging agent and modified nano europium oxide, and the weight ratio of the p-phenylenediamine anti-aging agent to the modified nano europium oxide is 20: 1.
Wherein the ethylene molar content in the EVA copolymer is 1.4-1.6mol/%, and the melt flow rate is 3.5-6.5g/10 min; the p-phenylenediamine anti-aging agent is a mixture of N, N ' -diphenyl-p-phenylenediamine, N- (1, 3-dimethylbutyl) -N ' -phenyl-p-phenylenediamine and N- (4-methylphenyl) -N ' - (1, 3-dimethylbutyl) p-phenylenediamine in a weight ratio of 3:3: 1.
dissolving europium oxide in a nitric acid solution with the mass concentration of 12% which is 20 times of the weight of the europium oxide, stirring for 5 minutes, filtering, and drying in a vacuum drying oven for 20 minutes; and after the reaction is finished, stirring and refluxing the europium oxide and an ethanol solution of titanate coupling agent with the mass concentration of 6% for 2 hours at the temperature of 75 ℃, and filtering, drying and grinding the mixture to obtain the europium-doped titanate coupling agent.
The preparation method of the anti-aging and anti-degradation packaging adhesive film for the solar cell comprises the following steps: mixing the EVA copolymer, the functional composite material and the anti-aging agent according to a weight ratio, and performing ball milling and mixing for 30 minutes at the temperature of 85 ℃ to obtain a ball milling mixed material with the particle size of 60-200 nm; then adding the mixture and other raw materials into a mixer to be uniformly mixed, putting the mixture into a casting production line, and obtaining the product after extrusion casting, embossing cooling, traction and rolling.
Example 3
The anti-aging and anti-degradation packaging adhesive film for the solar cell is 1.2mm in thickness, and comprises the following raw materials in parts by weight: 100 parts of EVA copolymer, 16 parts of functional composite material, 0.4 part of 4-methacrylate-2-hydroxybenzophenone, 1.2 parts of barrier agent AT-2001, 1.2 parts of nano zirconia with the particle size of 200-600nm, 2.5 parts of anti-aging agent and KH-5812 parts of mercaptosilane; the functional composite material has the weather-resistant toughening effect, and the preparation method of the functional composite material comprises the following steps: adding 4 parts of hydroxyethyl methacrylate, 0.6 part of dibutyltin dilaurate and 0.3 part of bis (4-tert-butylcyclohexyl) peroxydicarbonate into 30 parts of polycarbonate chloroform solution with the mass concentration of 50mg/L according to parts by weight of raw materials, stirring and reacting under the condition of a constant-temperature water bath at 70 ℃, obtaining gel after the reaction is finished, drying and grinding to obtain the gel;
The raw materials of the anti-aging agent comprise p-phenylenediamine anti-aging agent and modified nano europium oxide, and the weight ratio of the p-phenylenediamine anti-aging agent to the modified nano europium oxide is 30: 1.
Wherein the ethylene molar content in the EVA copolymer is 1.4-1.6mol/%, and the melt flow rate is 3.5-6.5g/10 min; the p-phenylenediamine anti-aging agent is obtained by mixing N- (1, 3-dimethylbutyl) -N '-phenyl-p-phenylenediamine and N, N' -bis (1, 4-dimethylpentyl) p-phenylenediamine in a weight ratio of 2: 1.
dissolving europium oxide in a nitric acid solution with the mass concentration of 12% which is 20 times of the weight of the europium oxide, stirring for 5 minutes, filtering, and drying in a vacuum drying oven for 30 minutes; and after the reaction is finished, stirring and refluxing the europium oxide and an ethanol solution of titanate coupling agent with the mass concentration of 6% for 2 hours at the temperature of 75 ℃, and filtering, drying and grinding the mixture to obtain the europium-doped titanate coupling agent.
The preparation method of the anti-aging and anti-degradation packaging adhesive film for the solar cell comprises the following steps: mixing the EVA copolymer, the functional composite material and the anti-aging agent according to a weight ratio, and performing ball milling and mixing for 20 minutes at the temperature of 85 ℃ to obtain a ball milling mixed material with the particle size of 60-200 nm; then adding the mixture and other raw materials into a mixer to be uniformly mixed, putting the mixture into a casting production line, and obtaining the product after extrusion casting, embossing cooling, traction and rolling.
Comparative example 1 was prepared in which the ethylene molar content of the EVA copolymer was 2 mol/mol%, and the rest was the same as in example 1.
Comparative example 1 was prepared in which the ethylene molar content of the EVA copolymer was 1 mol/mol%, and the rest was the same as in example 1.
Control 3 was set, and the functional composite was replaced with polycarbonate of equal weight, the rest being the same as in example 1.
The control group 4 was set, and the antioxidant was replaced with an equal weight of p-phenylenediamine-based antioxidant, and the rest of the procedure was the same as in example 1.
The packaging adhesive film test samples prepared in the above embodiments and the control group are detected, the specification of the test sample is 40mm × 60mm, and the average value is calculated after repeated detection of each group during detection:
1. Detection of yellowing resistance
Irradiating the packaging adhesive film by utilizing two wave bands of UVA and UVB, wherein the surface temperature of an experimental sample is 60 +/-5 ℃, the irradiation dose is 60kWh/m, and the yellowing index (delta YI) is detected and calculated according to GB2409-80 plastic yellowing index test method;
2. Light transmittance
Detecting the light transmittance of each group of experimental samples according to GB 29848-2013;
PID testing
Detecting the power attenuation of each group of experimental samples for 96 hours according to IEC 62804;
4. peel Strength test
Peel strength testing was performed according to GB/T2791-1995.
The following results were obtained from the tests carried out on each set of test specimens according to the above method:
TABLE 1
| Group of | UVA（△YI） | UVB（△YI） | Light transmittance (%) | power decay (%) | Peel strength (N/cm) |
| Example 1 | 1.9 | 3.0 | 91.4 | 1.7 | 45 |
| Example 2 | 2.0 | 3.2 | 91.6 | 1.6 | 41 |
| example 3 | 1.8 | 3.0 | 91.1 | 1.9 | 47 |
| Control group 1 | 2.1 | 3.1 | 91.3 | 2.3 | 42 |
| Control group 2 | 2.0 | 3.0 | 91.0 | 2.6 | 45 |
| Control group 3 | 3.2 | 4.6 | 91.5 | 5.7 | 44 |
| Control group 4 | 2.9 | 4.2 | 91.2 | 3.4 | 45 |
As can be seen from the data in Table 1, the packaging adhesive film prepared in the invention can maintain a certain light transmittance and has better yellowing resistance, which indicates that the packaging adhesive film has better aging resistance.
Irradiating the packaging adhesive film by utilizing the UVA waveband, wherein the surface temperature of an experimental sample is 60 +/-5 ℃, the irradiation dose is 60kWh/m, and after the completion of the irradiation, the transmittance detection, the PID test and the peel strength test are carried out again to obtain the following results:
TABLE 2
| Group of | Light transmittance (%) | Power decay (%) | peel strength (N/cm) |
| Example 1 | 91.3 | 1.9 | 43 |
| Example 2 | 91.4 | 1.8 | 40 |
| example 3 | 91.0 | 2.0 | 46 |
| Control group 1 | 91.2 | 2.7 | 38 |
| control group 2 | 90.8 | 3.1 | 41 |
| Control group 3 | 90.6 | 11.7 | 36 |
| Control group 4 | 90.7 | 5.6 | 40 |
The data in table 2 show that the light transmittance, PID performance and peel strength of the solar cell film are better maintained after aging treatment, which indicates that the packaging adhesive film prepared by the invention has better aging resistance and can prolong the service life of the solar cell.
Claims (7)
1. An anti-aging and anti-degradation packaging adhesive film for a solar cell, the thickness of the packaging adhesive film is 0.4-1.2mm, and the raw materials of the packaging adhesive film comprise an EVA copolymer, a functional composite material, an ultraviolet absorbent, a blocking agent, a dispersing agent, an anti-aging agent and a mercaptosilane coupling agent; the functional composite material is characterized by having a weather-resistant toughening effect, and the preparation method of the functional composite material comprises the following steps: adding 4-5 parts of hydroxyethyl methacrylate, 0.6-0.8 part of dibutyltin dilaurate and 0.2-0.3 part of bis (4-tert-butylcyclohexyl) peroxydicarbonate into 30 parts of polycarbonate chloroform solution with the mass concentration of 50mg/L according to parts by weight of raw materials, stirring and reacting under the condition of a constant-temperature water bath at 70 ℃, obtaining gel after the reaction is finished, drying and grinding to obtain the gel;
The raw materials of the anti-aging agent comprise p-phenylenediamine anti-aging agent and modified nano europium oxide, and the weight ratio of the p-phenylenediamine anti-aging agent to the modified nano europium oxide is 20-30: 1.
2. the packaging film for the anti-aging and degradation solar cell as claimed in claim 1, wherein the packaging film comprises the following raw materials in parts by weight: 100 parts of EVA copolymer, 16-24 parts of functional composite material, 0.2-0.4 part of ultraviolet absorbent, 1-2 parts of blocking agent, 0.6-1.2 parts of dispersing agent, 1.5-2.5 parts of anti-aging agent and 1-2 parts of mercaptosilane coupling agent.
3. The packaging film for solar cell according to claim 2, wherein the EVA copolymer has an ethylene molar content of 1.4-1.6mol/%, and a melt flow rate of 3.5-6.5g/10 min.
4. The packaging film for a solar cell resistant to aging and degradation as claimed in claim 2, wherein the p-phenylenediamine-based antioxidant is one or more of N-isopropyl-N ' -phenyl-p-phenylenediamine, N ' -diphenyl-p-phenylenediamine, N- (1, 3-dimethylbutyl) -N ' -phenyl-p-phenylenediamine, N ' -bis (1, 4-dimethylpentyl) -p-phenylenediamine, and N- (4-methylphenyl) -N ' - (1, 3-dimethylbutyl) -p-phenylenediamine.
5. The packaging film for solar cells resistant to aging and degradation as claimed in claim 2, wherein the modified nano europium oxide is obtained by dissolving europium oxide in a 12% nitric acid solution 20 times the weight of europium oxide, stirring for 5 minutes, filtering, and drying in a vacuum drying oven for 20-30 minutes; and after the reaction is finished, stirring and refluxing the europium oxide and an ethanol solution of titanate coupling agent with the mass concentration of 6% for 2 hours at the temperature of 75 ℃, and filtering, drying and grinding the mixture to obtain the europium-doped titanate coupling agent.
6. The packaging adhesive film for a solar cell resistant to aging and degradation as claimed in claim 2, wherein the ultraviolet absorber is 4-methacrylate-2-hydroxybenzophenone; the blocking agent is a blocking agent AT-200; the dispersing agent is nano zirconia with the particle size of 200-600 nm; the mercaptosilane coupling agent is one of mercaptosilane KH-590, mercaptosilane KH-580, mercaptosilane KH-581 and mercaptosilane KH-582.
7. The packaging adhesive film for the anti-aging and degradation solar cell as claimed in claim 2, wherein the preparation method comprises: mixing the EVA copolymer, the functional composite material and the anti-aging agent according to a weight ratio, and performing ball milling and mixing for 20-30 minutes at the temperature of 85 ℃ to obtain a ball-milled mixed material with the particle size of 60-200 nm; then adding the mixture and other raw materials into a mixer to be uniformly mixed, putting the mixture into a casting production line, and obtaining the product after extrusion casting, embossing cooling, traction and rolling.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022045131A1 (en) * | 2020-08-28 | 2022-03-03 | 日東電工株式会社 | Adhesive agent composition, photocurable adhesive agent layer, and photocurable adhesive sheet |
| CN116396688A (en) * | 2023-02-13 | 2023-07-07 | 杭州东光科技有限公司 | PID-resistant EVA adhesive film for photovoltaic module and preparation method thereof |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022045131A1 (en) * | 2020-08-28 | 2022-03-03 | 日東電工株式会社 | Adhesive agent composition, photocurable adhesive agent layer, and photocurable adhesive sheet |
| CN116396688A (en) * | 2023-02-13 | 2023-07-07 | 杭州东光科技有限公司 | PID-resistant EVA adhesive film for photovoltaic module and preparation method thereof |
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