CN110607131A - Durable surface repair solution for solar module back plate - Google Patents
Durable surface repair solution for solar module back plate Download PDFInfo
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- CN110607131A CN110607131A CN201910812104.5A CN201910812104A CN110607131A CN 110607131 A CN110607131 A CN 110607131A CN 201910812104 A CN201910812104 A CN 201910812104A CN 110607131 A CN110607131 A CN 110607131A
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- solar module
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- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 38
- -1 alkyl silane ester Chemical class 0.000 claims abstract description 31
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 19
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 19
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000004593 Epoxy Substances 0.000 claims abstract description 19
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 19
- 239000004922 lacquer Substances 0.000 claims abstract description 19
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 19
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000008117 stearic acid Substances 0.000 claims abstract description 19
- 239000004843 novolac epoxy resin Substances 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims description 29
- 239000002518 antifoaming agent Substances 0.000 claims description 24
- 239000003795 chemical substances by application Substances 0.000 claims description 24
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 18
- 239000013543 active substance Substances 0.000 claims description 18
- 239000003085 diluting agent Substances 0.000 claims description 18
- 239000002904 solvent Substances 0.000 claims description 18
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- RZRNAYUHWVFMIP-KTKRTIGZSA-N 1-oleoylglycerol Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(O)CO RZRNAYUHWVFMIP-KTKRTIGZSA-N 0.000 claims description 6
- YEVQZPWSVWZAOB-UHFFFAOYSA-N 2-(bromomethyl)-1-iodo-4-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=CC=C(I)C(CBr)=C1 YEVQZPWSVWZAOB-UHFFFAOYSA-N 0.000 claims description 6
- VOAOCOFSBYKSEH-UHFFFAOYSA-N 4,4,5,5-tetraethyl-2-methyl-1H-imidazole Chemical group CC=1NC(C(N1)(CC)CC)(CC)CC VOAOCOFSBYKSEH-UHFFFAOYSA-N 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 6
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000012190 activator Substances 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 6
- 239000003995 emulsifying agent Substances 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 6
- 239000010452 phosphate Substances 0.000 claims description 6
- 229920002401 polyacrylamide Polymers 0.000 claims description 6
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 5
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 5
- 229940008099 dimethicone Drugs 0.000 claims 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims 1
- 239000004205 dimethyl polysiloxane Substances 0.000 claims 1
- 239000003999 initiator Substances 0.000 claims 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims 1
- 238000005336 cracking Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000003678 scratch resistant effect Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 239000002932 luster Substances 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- AMTWCFIAVKBGOD-UHFFFAOYSA-N dioxosilane;methoxy-dimethyl-trimethylsilyloxysilane Chemical compound O=[Si]=O.CO[Si](C)(C)O[Si](C)(C)C AMTWCFIAVKBGOD-UHFFFAOYSA-N 0.000 description 4
- 229940083037 simethicone Drugs 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D193/00—Coating compositions based on natural resins; Coating compositions based on derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- 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
- H01L31/049—Protective back sheets
-
- 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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- 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
Abstract
The invention discloses a durable repair solution for a surface of a solar module back plate, which comprises a group A and a group B, wherein the mass ratio of the group A to the group B is 5:1-2, and the group A comprises 3-5 parts of epoxy acrylic resin, 50-100 parts of raw lacquer, 2-3 parts of acrylate prepolymer, 10-15 parts of acetone, 10-15 parts of novolac epoxy resin, 10-15 parts of nano graphite powder, 8-12 parts of alkyl silane ester and 5-10 parts of stearic acid in parts by weight. The invention aims to realize quick repair under the condition of surface cracking of the solar backboard and reduce the cost, the repair solution in the invention has high surface peeling strength, obvious dustproof and scratch-resistant effects, good durability and long service life when used for repairing the surface of the solar backboard, and simultaneously the repair solution meets the environmental protection standard, is harmless to human bodies, has obvious self-cleaning effect, good color and luster degree, good repair effect, long service life after repair, simple and convenient preparation process and is worthy of popularization.
Description
Technical Field
The invention relates to the technical field of repair solutions, in particular to a durable repair solution for a solar module backboard surface.
Background
The material for the solar photovoltaic back plate in the traditional technology is a PVDF (polyvinylidene fluoride) composite plate, and the material has a cracking phenomenon after being irradiated by sunlight for a long time, so that the performance of the solar photovoltaic back plate is reduced, even short circuit occurs, and the problem of fire is caused. The PVDF composite board is completely replaced in the prior industry, the method needs to integrally disassemble the solar cell, the damaged solar photovoltaic back board is removed by external force, and then the solar photovoltaic back board and other components of the solar cell are compounded together by composite glue.
Disclosure of Invention
The invention aims to provide a durable repair solution for a surface of a solar module backboard, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a durable repair solution for a surface of a solar module back plate comprises a group A and a group B, wherein the mass ratio of the group A to the group B is 5:1-2, the group A comprises 3-5 parts of epoxy acrylic resin, 50-100 parts of raw lacquer, 2-3 parts of acrylate prepolymer, 10-15 parts of acetone, 10-15 parts of phenolic polyepoxy resin, 10-15 parts of nano graphite powder, 8-12 parts of alkyl silane ester and 5-10 parts of stearic acid in parts by weight, and the group B comprises 2-3 parts of a photoinitiator, 1-2 parts of an accelerator, 3-5 parts of a curing agent, 10-15 parts of a diluent, 3-5 parts of an antifoaming agent and 6-10 parts of an active agent in parts by weight.
As a further scheme of the invention: the mass ratio of the group A to the group B is 5:1, the group A comprises 3 parts of epoxy acrylic resin, 50 parts of raw lacquer, 2 parts of acrylate prepolymer, 10 parts of acetone, 10 parts of novolac epoxy resin, 10 parts of nano graphite powder, 8 parts of alkyl silane ester and 5 parts of stearic acid according to parts by weight, and the group B comprises 2 parts of photoinitiator, 1 part of accelerator, 3 parts of curing agent, 10 parts of diluent, 3 parts of defoaming agent and 6 parts of active agent according to parts by weight.
As a further scheme of the invention: the mass ratio of the group A to the group B is 5:2, the group A comprises, by weight, 5 parts of epoxy acrylic resin, 100 parts of raw lacquer, 3 parts of acrylate prepolymer, 15 parts of acetone, 15 parts of novolac epoxy resin, 15 parts of nano graphite powder, 12 parts of alkylsilane ester and 10 parts of stearic acid, and the group B comprises, by weight, 3 parts of photoinitiator, 2 parts of accelerator, 5 parts of curing agent, 15 parts of diluent, 5 parts of defoaming agent and 10 parts of active agent.
As a further scheme of the invention: the mass ratio of the group A to the group B is 5:1.5, the group A comprises 4 parts of epoxy acrylic resin, 75 parts of raw lacquer, 2.5 parts of acrylate prepolymer, 12.5 parts of acetone, 12.5 parts of novolac epoxy resin, 12.5 parts of nano graphite powder, 10 parts of alkyl silane ester and 7.5 parts of stearic acid according to parts by weight, and the group B comprises 2.5 parts of photoinitiator, 1.5 parts of accelerator, 4 parts of curing agent, 12.5 parts of diluent, 4 parts of defoaming agent and 8 parts of active agent according to parts by weight.
As a further scheme of the invention: the photoinitiator is 1-alkyl cyclohexyl phenyl ketone, and the curing agent is 2-methyl-tetraethylimidazole.
As a further scheme of the invention: the accelerator is a silane coupling agent and a phosphate ester modified acrylate monomer, and the activator is prepared by mixing alkyne diol, polyacrylamide and glycerol oleate according to the proportion of 2:5: 2.
As a further scheme of the invention: the defoaming agent is prepared by mixing ethanol, propylene glycol, trioctyl phosphate, dimethyl silicone oil, white carbon black and an emulsifier.
The durable repair solution for the surface of the solar module back plate is prepared by the following steps:
s1: mixing and stirring epoxy acrylic resin, raw lacquer, acrylate prepolymer, 10-15 parts of acetone, phenolic polyepoxy resin, nano graphite powder, alkyl silane ester and stearic acid in the group A uniformly;
s2: adding a group B photoinitiator, an accelerator, a curing agent, a diluent, a defoaming agent and an active agent into the step S1, stirring, adding a solvent, and stirring to obtain a repair solution;
s3: the repair solution obtained in S2 was examined.
As a further scheme of the invention: the stirring in the steps S1 and S2 is performed at normal temperature, the stirring time is 10min and 30min respectively, and the solvent in the step S2 is an alcohol solvent.
Compared with the prior art, the invention has the beneficial effects that: the invention aims to realize quick repair under the condition of surface cracking of the solar backboard and reduce the cost, the repair solution in the invention has high surface peeling strength, obvious dustproof and scratch-resistant effects, good durability and long service life when used for repairing the surface of the solar backboard, and simultaneously the repair solution meets the environmental protection standard, is harmless to human bodies, has obvious self-cleaning effect, good color and luster degree, good repair effect, long service life after repair, simple and convenient preparation process and is worthy of popularization.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A durable repair solution for a surface of a solar module back plate comprises a group A and a group B, wherein the mass ratio of the group A to the group B is 5:1-2, the group A comprises 3-5 parts of epoxy acrylic resin, 50-100 parts of raw lacquer, 2-3 parts of acrylate prepolymer, 10-15 parts of acetone, 10-15 parts of phenolic polyepoxy resin, 10-15 parts of nano graphite powder, 8-12 parts of alkyl silane ester and 5-10 parts of stearic acid in parts by weight, and the group B comprises 2-3 parts of a photoinitiator, 1-2 parts of an accelerator, 3-5 parts of a curing agent, 10-15 parts of a diluent, 3-5 parts of an antifoaming agent and 6-10 parts of an active agent in parts by weight.
The photoinitiator is 1-alkyl cyclohexyl phenyl ketone, the curing agent is 2-methyl-tetraethyl imidazole, the accelerator is a silane coupling agent and a phosphate ester modified acrylate monomer, the activator is prepared by mixing acetylene glycol, polyacrylamide and glycerol oleate according to the ratio of 2:5:2, and the defoaming agent is prepared by mixing ethanol, propylene glycol, trioctyl phosphate, simethicone, white carbon black and an emulsifier.
The durable repair solution for the surface of the solar module back plate is prepared by the following steps:
s1: mixing and stirring epoxy acrylic resin, raw lacquer, acrylate prepolymer, 10-15 parts of acetone, phenolic polyepoxy resin, nano graphite powder, alkyl silane ester and stearic acid in the group A uniformly;
s2: adding a group B photoinitiator, an accelerator, a curing agent, a diluent, a defoaming agent and an active agent into the step S1, stirring, adding a solvent, and stirring to obtain a repair solution;
s3: the repair solution obtained in S2 was examined.
The stirring in the steps S1 and S2 is performed at normal temperature, the stirring time is 10min and 30min respectively, and the solvent in the step S2 is an alcohol solvent.
The first embodiment is as follows:
the durable repair solution for the surface of the solar module back plate comprises a group A and a group B, wherein the mass ratio of the group A to the group B is 5:1, the group A comprises 3 parts of epoxy acrylic resin, 50 parts of raw lacquer, 2 parts of acrylate prepolymer, 10 parts of acetone, 10 parts of novolac epoxy resin, 10 parts of nano graphite powder, 8 parts of alkyl silane ester and 5 parts of stearic acid according to parts by weight, and the group B comprises 2 parts of photoinitiator, 1 part of accelerator, 3 parts of curing agent, 10 parts of diluent, 3 parts of defoaming agent and 6 parts of active agent according to parts by weight.
The photoinitiator is 1-alkyl cyclohexyl phenyl ketone, the curing agent is 2-methyl-tetraethyl imidazole, the accelerator is a silane coupling agent and a phosphate ester modified acrylate monomer, the activator is prepared by mixing acetylene glycol, polyacrylamide and glycerol oleate according to the ratio of 2:5:2, and the defoaming agent is prepared by mixing ethanol, propylene glycol, trioctyl phosphate, simethicone, white carbon black and an emulsifier.
The durable repair solution for the surface of the solar module back plate is prepared by the following steps:
s1: mixing and stirring epoxy acrylic resin, raw lacquer, acrylate prepolymer, 10-15 parts of acetone, phenolic polyepoxy resin, nano graphite powder, alkyl silane ester and stearic acid in the group A uniformly;
s2: adding a group B photoinitiator, an accelerator, a curing agent, a diluent, a defoaming agent and an active agent into the step S1, stirring, adding a solvent, and stirring to obtain a repair solution;
s3: the repair solution obtained in S2 was examined.
The stirring in the steps S1 and S2 is performed at normal temperature, the stirring time is 10min and 30min respectively, and the solvent in the step S2 is an alcohol solvent.
Example two:
the durable repair solution for the surface of the solar module back plate comprises a group A and a group B, wherein the mass ratio of the group A to the group B is 5:2, the group A comprises 5 parts of epoxy acrylic resin, 100 parts of raw lacquer, 3 parts of acrylate prepolymer, 15 parts of acetone, 15 parts of novolac epoxy resin, 15 parts of nano graphite powder, 12 parts of alkyl silane ester and 10 parts of stearic acid according to parts by weight, and the group B comprises 3 parts of photoinitiator, 2 parts of accelerator, 5 parts of curing agent, 15 parts of diluent, 5 parts of defoaming agent and 10 parts of active agent according to parts by weight.
The photoinitiator is 1-alkyl cyclohexyl phenyl ketone, the curing agent is 2-methyl-tetraethyl imidazole, the accelerator is a silane coupling agent and a phosphate ester modified acrylate monomer, the activator is prepared by mixing acetylene glycol, polyacrylamide and glycerol oleate according to the ratio of 2:5:2, and the defoaming agent is prepared by mixing ethanol, propylene glycol, trioctyl phosphate, simethicone, white carbon black and an emulsifier.
The durable repair solution for the surface of the solar module back plate is prepared by the following steps:
s1: mixing and stirring epoxy acrylic resin, raw lacquer, acrylate prepolymer, 10-15 parts of acetone, phenolic polyepoxy resin, nano graphite powder, alkyl silane ester and stearic acid in the group A uniformly;
s2: adding a group B photoinitiator, an accelerator, a curing agent, a diluent, a defoaming agent and an active agent into the step S1, stirring, adding a solvent, and stirring to obtain a repair solution;
s3: the repair solution obtained in S2 was examined.
The stirring in the steps S1 and S2 is performed at normal temperature, the stirring time is 10min and 30min respectively, and the solvent in the step S2 is an alcohol solvent.
Example three:
the durable repair solution for the surface of the solar module back plate comprises a group A and a group B, wherein the mass ratio of the group A to the group B is 5:1.5, the group A comprises 4 parts of epoxy acrylic resin, 75 parts of raw lacquer, 2.5 parts of acrylate prepolymer, 12.5 parts of acetone, 12.5 parts of novolac epoxy resin, 12.5 parts of nano graphite powder, 10 parts of alkyl silane ester and 7.5 parts of stearic acid in parts by weight, and the group B comprises 2.5 parts of photoinitiator, 1.5 parts of accelerator, 4 parts of curing agent, 12.5 parts of diluent, 4 parts of defoaming agent and 8 parts of active agent in parts by weight.
The photoinitiator is 1-alkyl cyclohexyl phenyl ketone, the curing agent is 2-methyl-tetraethyl imidazole, the accelerator is a silane coupling agent and a phosphate ester modified acrylate monomer, the activator is prepared by mixing acetylene glycol, polyacrylamide and glycerol oleate according to the ratio of 2:5:2, and the defoaming agent is prepared by mixing ethanol, propylene glycol, trioctyl phosphate, simethicone, white carbon black and an emulsifier.
The durable repair solution for the surface of the solar module back plate is prepared by the following steps:
s1: mixing and stirring epoxy acrylic resin, raw lacquer, acrylate prepolymer, 10-15 parts of acetone, phenolic polyepoxy resin, nano graphite powder, alkyl silane ester and stearic acid in the group A uniformly;
s2: adding a group B photoinitiator, an accelerator, a curing agent, a diluent, a defoaming agent and an active agent into the step S1, stirring, adding a solvent, and stirring to obtain a repair solution;
s3: the repair solution obtained in S2 was examined.
The stirring in the steps S1 and S2 is performed at normal temperature, the stirring time is 10min and 30min respectively, and the solvent in the step S2 is an alcohol solvent.
The invention aims to realize rapid repair under the condition of surface cracking of the solar backboard and reduce the cost, and according to the detection of the surface peeling strength of the repair solution in GB/T7123.1-2002, the repair solution in the invention has high surface peeling strength and obvious dustproof and scratch-resistant effects, has good durability and long service life when being used for repairing the surface of the solar backboard, and simultaneously, according to the VOC environmental protection standard, the repair solution in the invention conforms to the environmental protection standard and is harmless to human bodies.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (9)
1. The durable repair solution for the surface of the solar module back plate comprises a group A and a group B, and is characterized in that the mass ratio of the group A to the group B is 5:1-2, the group A comprises 3-5 parts of epoxy acrylic resin, 50-100 parts of raw lacquer, 2-3 parts of acrylate prepolymer, 10-15 parts of acetone, 10-15 parts of novolac epoxy resin, 10-15 parts of nano graphite powder, 8-12 parts of alkyl silane ester and 5-10 parts of stearic acid in parts by weight, and the group B comprises 2-3 parts of photoinitiator, 1-2 parts of accelerator, 3-5 parts of curing agent, 10-15 parts of diluent, 3-5 parts of defoaming agent and 6-10 parts of active agent in parts by weight.
2. The durable repair solution for the surface of a solar module back sheet as claimed in claim 1, wherein the mass ratio of the group A and the group B is 5:1, the group A comprises 3 parts by weight of epoxy acrylic resin, 50 parts by weight of raw lacquer, 2 parts by weight of acrylate prepolymer, 10 parts by weight of acetone, 10 parts by weight of novolac epoxy resin, 10 parts by weight of nano graphite powder, 8 parts by weight of alkylsilane ester and 5 parts by weight of stearic acid, and the group B comprises 2 parts by weight of photoinitiator, 1 part by weight of accelerator, 3 parts by weight of curing agent, 10 parts by weight of diluent, 3 parts by weight of defoaming agent and 6 parts by weight of active agent.
3. The durable repair solution for the surface of a solar module back sheet as claimed in claim 1, wherein the mass ratio of the group A and the group B is 5:2, the group A comprises 5 parts by weight of epoxy acrylic resin, 100 parts by weight of raw lacquer, 3 parts by weight of acrylate prepolymer, 15 parts by weight of acetone, 15 parts by weight of novolac epoxy resin, 15 parts by weight of nano graphite powder, 12 parts by weight of alkylsilane ester and 10 parts by weight of stearic acid, and the group B comprises 3 parts by weight of photoinitiator, 2 parts by weight of accelerator, 5 parts by weight of curing agent, 15 parts by weight of diluent, 5 parts by weight of defoaming agent and 10 parts by weight of active agent.
4. The durable repair solution for solar module back sheets as claimed in claim 1, wherein the mass ratio of the group A and the group B is 5:1.5, the group A comprises 4 parts by weight of epoxy acrylic resin, 75 parts by weight of raw lacquer, 2.5 parts by weight of acrylate prepolymer, 12.5 parts by weight of acetone, 12.5 parts by weight of novolac epoxy resin, 12.5 parts by weight of nano graphite powder, 10 parts by weight of alkyl silane ester and 7.5 parts by weight of stearic acid, and the group B comprises 2.5 parts by weight of photoinitiator, 1.5 parts by weight of accelerator, 4 parts by weight of curing agent, 12.5 parts by weight of diluent, 4 parts by weight of defoaming agent and 8 parts by weight of active agent.
5. The durable repair solution for solar module back sheets according to claim 1, wherein the photo-initiator is 1-alkyl cyclohexyl phenyl ketone and the curing agent is 2-methyl tetraethyl imidazole.
6. The surface-durable repair solution for solar module back sheets as claimed in claim 1, wherein the accelerator is a silane coupling agent and a phosphate ester-modified acrylate monomer, and the activator is prepared by mixing an acetylene glycol, polyacrylamide and glycerol oleate in a ratio of 2:5: 2.
7. The durable repair solution for solar module back sheets as claimed in claim 1, wherein the defoaming agent is prepared by mixing ethanol, propylene glycol, trioctyl phosphate, dimethicone, white carbon black, and emulsifier.
8. The durable repair solution for solar module back sheets according to any one of claims 1 to 7, which is prepared by the following steps:
s1: mixing and stirring epoxy acrylic resin, raw lacquer, acrylate prepolymer, 10-15 parts of acetone, phenolic polyepoxy resin, nano graphite powder, alkyl silane ester and stearic acid in the group A uniformly;
s2: adding a group B photoinitiator, an accelerator, a curing agent, a diluent, a defoaming agent and an active agent into the step S1, stirring, adding a solvent, and stirring to obtain a repair solution;
s3: the repair solution obtained in S2 was examined.
9. The solution for repairing durable surface of solar module back sheet according to claim 8, wherein the stirring in steps S1 and S2 is performed at normal temperature for 10min and 30min, respectively, and the solvent in step S2 is alcohol solvent.
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| CN201910812104.5A CN110607131A (en) | 2019-08-30 | 2019-08-30 | Durable surface repair solution for solar module back plate |
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| CN201910812104.5A CN110607131A (en) | 2019-08-30 | 2019-08-30 | Durable surface repair solution for solar module back plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022101261A1 (en) * | 2020-11-13 | 2022-05-19 | Henkel Ag & Co. Kgaa | Coating of solar panel backside |
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| CN104538491A (en) * | 2014-12-13 | 2015-04-22 | 乐凯胶片股份有限公司 | Solar cell backsheet repair solution |
| CN107924004A (en) * | 2015-08-25 | 2018-04-17 | 阿兰诺德股份有限两合公司 | The reflectivity composite material and its manufacture method of aluminium substrate and argentum reflecting layer with japanning |
| CN109517534A (en) * | 2018-11-21 | 2019-03-26 | 苏州赛伍应用技术股份有限公司 | A kind of photovoltaic component back plate patching material and preparation method thereof and method for repairing and mending |
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2019
- 2019-08-30 CN CN201910812104.5A patent/CN110607131A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538491A (en) * | 2014-12-13 | 2015-04-22 | 乐凯胶片股份有限公司 | Solar cell backsheet repair solution |
| CN107924004A (en) * | 2015-08-25 | 2018-04-17 | 阿兰诺德股份有限两合公司 | The reflectivity composite material and its manufacture method of aluminium substrate and argentum reflecting layer with japanning |
| CN109517534A (en) * | 2018-11-21 | 2019-03-26 | 苏州赛伍应用技术股份有限公司 | A kind of photovoltaic component back plate patching material and preparation method thereof and method for repairing and mending |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022101261A1 (en) * | 2020-11-13 | 2022-05-19 | Henkel Ag & Co. Kgaa | Coating of solar panel backside |
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Application publication date: 20191224 |