CN104393084A - Backboard for high heat dissipation photovoltaic module and preparation method - Google Patents
Backboard for high heat dissipation photovoltaic module and preparation method Download PDFInfo
- Publication number
- CN104393084A CN104393084A CN201410702030.7A CN201410702030A CN104393084A CN 104393084 A CN104393084 A CN 104393084A CN 201410702030 A CN201410702030 A CN 201410702030A CN 104393084 A CN104393084 A CN 104393084A
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- CN
- China
- Prior art keywords
- high heat
- photovoltaic module
- backboard
- layer
- weathering layer
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- Granted
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 230000017525 heat dissipation Effects 0.000 title abstract description 9
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000000576 coating method Methods 0.000 claims abstract description 44
- 229920000098 polyolefin Polymers 0.000 claims abstract description 39
- 239000011347 resin Substances 0.000 claims abstract description 38
- 229920005989 resin Polymers 0.000 claims abstract description 38
- 239000011248 coating agent Substances 0.000 claims abstract description 36
- 239000004812 Fluorinated ethylene propylene Substances 0.000 claims abstract description 34
- 229920009441 perflouroethylene propylene Polymers 0.000 claims abstract description 34
- 239000000945 filler Substances 0.000 claims abstract description 31
- 239000002994 raw material Substances 0.000 claims abstract description 28
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 27
- 239000011256 inorganic filler Substances 0.000 claims abstract description 27
- 229910003475 inorganic filler Inorganic materials 0.000 claims abstract description 27
- 239000004611 light stabiliser Substances 0.000 claims abstract description 27
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims abstract description 27
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims abstract description 19
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000012948 isocyanate Substances 0.000 claims abstract description 19
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000004743 Polypropylene Substances 0.000 claims abstract description 9
- -1 polypropylene Polymers 0.000 claims abstract description 9
- 229920001155 polypropylene Polymers 0.000 claims abstract description 9
- 239000005030 aluminium foil Substances 0.000 claims description 52
- 239000000203 mixture Substances 0.000 claims description 40
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 33
- 239000003963 antioxidant agent Substances 0.000 claims description 26
- 230000003078 antioxidant effect Effects 0.000 claims description 26
- 230000005855 radiation Effects 0.000 claims description 26
- 239000004925 Acrylic resin Substances 0.000 claims description 25
- 229920000178 Acrylic resin Polymers 0.000 claims description 25
- 239000005543 nano-size silicon particle Substances 0.000 claims description 15
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000003490 calendering Methods 0.000 claims description 10
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 9
- 238000002834 transmittance Methods 0.000 claims description 9
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 8
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 8
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 8
- 150000008301 phosphite esters Chemical group 0.000 claims description 8
- 230000002940 repellent Effects 0.000 claims description 8
- 239000005871 repellent Substances 0.000 claims description 8
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 8
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 8
- 238000004017 vitrification Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 7
- 238000003851 corona treatment Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 7
- 238000010422 painting Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 6
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 6
- 229910052749 magnesium Inorganic materials 0.000 claims description 6
- 239000011777 magnesium Substances 0.000 claims description 6
- RKMGAJGJIURJSJ-UHFFFAOYSA-N 2,2,6,6-tetramethylpiperidine Chemical compound CC1(C)CCCC(C)(C)N1 RKMGAJGJIURJSJ-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052731 fluorine Inorganic materials 0.000 abstract description 3
- 239000011737 fluorine Substances 0.000 abstract description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 3
- 229910052782 aluminium Inorganic materials 0.000 abstract 3
- 239000011888 foil Substances 0.000 abstract 3
- 229940124543 ultraviolet light absorber Drugs 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- YEYCMBWKTZNPDH-UHFFFAOYSA-N (2,2,6,6-tetramethylpiperidin-4-yl) benzoate Chemical compound C1C(C)(C)NC(C)(C)CC1OC(=O)C1=CC=CC=C1 YEYCMBWKTZNPDH-UHFFFAOYSA-N 0.000 description 7
- 239000002313 adhesive film Substances 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 230000003301 hydrolyzing effect Effects 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 206010051246 Photodermatosis Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000003026 anti-oxygenic effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008845 photoaging Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- 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
- H01L31/052—Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
-
- 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
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Laminated Bodies (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of solar cell backboard, and in particular relates to a backboard for high heat dissipation photovoltaic module and a preparation method, the backboard comprises a high thermal conductivity weather-proof layer, an aluminum foil layer, a bonding layer and a lower weather-proof layer orderly formed, the underside of the high thermal conductivity weather-proof layer is pasted to the aluminum foil layer, two sides of the bonding layer are respectively pasted to the aluminum foil layer and the lower weather-proof layer, the lower weather-proof layer is the fluorine resin modified polyolefin film provided with the concave-convex grid structure on the surface, wherein the high thermal conductivity weather-proof layer is prepared by the fluorocarbon coating, the raw material of the fluorocarbon coating comprises the fluorocarbon resin, isocyanate, inorganic filler, ultraviolet light absorber, light stabilizer and butyl acetate; the raw material of fluorine resin modified polyolefin film comprises the polypropylene resin, fluorinated ethylene-propylene resin, filler, anti-ultraviolet agent and antioxygen. The backboard for high heat dissipation photovoltaic module is good in heat dissipation effect, high in photoelectric conversion rate and simple in structure. The preparation method for the backboard for high heat dissipation photovoltaic module is simple in process, convenient in operation control, stable in quality and high in production efficiency.
Description
Technical field
The present invention relates to solar cell backboard technical field, be specifically related to a kind of high heat radiation photovoltaic module backboard and preparation method thereof.
Background technology
Solar module have accumulated suitable heat while carrying out opto-electronic conversion; assembly heats up directly can affect the photoelectric conversion efficiency of cell piece; and the solar energy backboard of routine; employing thickness is the PET base material of 125-350 μm; dual coating thickness is the fluoro coatings of 20-50 μm or adopts adhesive compound fluorine film; with scheme protection PET base material with heat resistance aging and ultraviolet ageing, thus extend useful life of assembly.But the backboard thermal diffusivity of this structure is relatively poor, easily causes assembly thermal accumlation, and then directly affects the electricity conversion of cell piece.
Summary of the invention
In order to overcome the shortcoming and defect existed in prior art, the object of the present invention is to provide a kind of high heat radiation photovoltaic module backboard, this backboard good heat dissipation effect, photoelectric conversion rate are high, and structure is simple.
Another object of the present invention is to the preparation method providing a kind of high heat radiation photovoltaic module backboard, this preparation method's technique is simple, and convenient operation and control, steady quality, production efficiency is high, can large-scale industrial production.
Object of the present invention is achieved through the following technical solutions: a kind of high heat radiation photovoltaic module backboard, described backboard comprises the high heat conduction weathering layer, aluminium foil layer, tack coat and the lower weathering layer that set gradually from top to bottom, bottom surface and the aluminium foil layer of high heat conduction weathering layer are fitted, fit with aluminium foil layer, lower weathering layer respectively in the two sides of tack coat, described lower weathering layer is the fluororesin modified polyolefin film that surface is provided with concavo-convex network.
Under lower weathering layer under weathering layer weathering layer preferably cohesive force wherein, described high heat conduction weathering layer is obtained by fluorocarbon coating, and fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 20-50 part
Isocyanates 1-5 part
Inorganic filler 40-80 part
Ultra-violet absorber 0.5-1.5 part
Light stabilizer 0.5-1.5 part
Butyl acetate 80-120 part.
Fluorocarbon coating of the present invention is by adopting above-mentioned raw materials, and the strict weight ratio controlling each raw material, the good heat conduction effect of obtained high heat conduction weathering layer, and good weatherability.
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 40-80 part
Exhaustive fluorinated ethylene propylene 20-40 part
Filler 5-15 part
Ultraviolet (UV) resistant agent 0.5-1.5 part
Antioxidant 0.5-1.5 part.
Fluororesin modified polyolefin film of the present invention is by adopting above-mentioned raw materials, and the strict weight ratio controlling each raw material, a difficult problem for polyester material hydrolytic resistance difference can be avoided, the surface of fluororesin modified polyolefin film is made to be concavo-convex latticed by calendering sizing, increase the specific area of fluororesin modified polyolefin film, thus with form mechanical tong during EVA adhesive film package curing and lock, obtain preferably cohesive force.
Preferably, described fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 25-45 part
Isocyanates 2-4 part
Inorganic filler 50-70 part
Ultra-violet absorber 0.8-1.2 part
Light stabilizer 0.8-1.2 part
Butyl acetate 90-110 part.
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 50-70 part
Exhaustive fluorinated ethylene propylene 25-35 part
Filler 8-12 part
Ultraviolet (UV) resistant agent 0.8-1.2 part
Antioxidant 0.8-1.2 part.
Preferably, described fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 35 parts
Isocyanates 3 parts
Inorganic filler 60 parts
Ultra-violet absorber 1 part
Light stabilizer 1 part
Butyl acetate 100 parts.
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 60 parts
Exhaustive fluorinated ethylene propylene 30 parts
Filler 10 parts
Ultraviolet (UV) resistant agent 1 part
1 part, antioxidant.
Preferably, the thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 3-5 μm, 8-12 μm, 9-15 μm and 250-300 μm; The density of described concavo-convex network is 2-6 lattice/10mm
2; The water vapor transmittance 0.004-0.006g/m of described backboard
2d.
The present invention is by controlling high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer respectively at 3-5 μm, 8-12 μm, 9-15 μm and 250-300 μm, and make the good heat dissipation effect of backboard, photoelectric conversion rate high, structure is simple.The present invention passes through the density domination of concavo-convex network at 2-6 lattice/10mm
2, increase the specific area of fluororesin modified polyolefin film, thus with form mechanical tong during EVA adhesive film package curing and lock, obtain preferably cohesive force.The present invention is by controlling the water vapor transmittance of backboard at 0.004-0.006g/m
2d, can improve the weatherability of backboard.
For making the present invention reach best result of use, the thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 4 μm, 10 μm, 12 μm and 275 μm; The density of described concavo-convex network is 4 lattice/10mm
2; The water vapor transmittance 0.005g/m of described backboard
2d.
Preferably, described acrylic resin for be melt index in 5-25g/10min, density at 0.886-0.924g/cm
3metallocene polypropylene.The present invention is by adopting melt index in 5-25g/10min, density at 0.886-0.924g/cm
3metallocene polypropylene, obtained fluororesin modified polyolefin film weather resistance is good.
Described exhaustive fluorinated ethylene propylene is the exhaustive fluorinated ethylene propylene of mol ratio at 3-12:8-17 of tetrafluoroethene and hexafluoropropylene.The present invention, by controlling at 3-12:8-17 by the synthesis material tetrafluoroethene of exhaustive fluorinated ethylene propylene and the mol ratio of hexafluoropropylene, improves the uvioresistant ability of fluororesin modified polyolefin film.
Preferably, described filler is at least one in nano titanium oxide, nano silicon and nanometer silicon carbide.More preferred, the mixture that described filler is made up of with weight ratio 1:0.8-1.2 nano titanium oxide and nano silicon; Or, the mixture that described filler is made up of with weight ratio 0.5-1.5:1 nano silicon and nanometer silicon carbide; Or, the mixture that described filler is made up of with weight ratio 1:1.4-2.2:0.8-1.2 nano titanium oxide, nano silicon and nanometer silicon carbide.
Described inorganic filler is at least one of nano-silicon nitride magnesium, nano aluminum nitride and nanometer silicon carbide.Preferably, the mixture that is made up of with weight ratio 2-3:1 nano-silicon nitride magnesium and nano aluminum nitride of inorganic filler; Or, the mixture that described filler is made up of with weight ratio 1:1.6-2.4 nano aluminum nitride and nanometer silicon carbide; Or, the mixture that described filler is made up of with weight ratio 1:0.8-1.2:0.5-1.5 nano-silicon nitride magnesium, nano aluminum nitride and nanometer silicon carbide.
Preferably, described ultraviolet (UV) resistant agent is the mixture be made up of with weight ratio 1:1.8-2.6 4-benzoyloxy-2,2,6,6-tetramethyl piperidine and UV-531.The present invention is by adopting 4-benzoyloxy-2,2,6,6-tetramethyl piperidine and UV-531 are as the composite use of ultraviolet (UV) resistant agent, and to control its weight ratio be 1:1.8-2.6, obtained fluororesin modified polyolefin film uvioresistant is effective, substantially increases the useful life of goods in exposure air.
The mixture that described antioxidant is made up of with weight ratio 1:1-2 antioxidant 1010 and irgasfos 168.The present invention is by adopting antioxidant 1010 and irgasfos 168 as the composite use of antioxidant, and to control its weight ratio be 1:1-2, obtained fluororesin modified polyolefin film antioxygenic property is good, can delay or suppress the carrying out of material oxidation process, thus stop the aging of material and extend its useful life.
Preferably, described fluorocarbon resin to be Oil repellent in 15%-40%, vitrification point the be fluorocarbon resin of 30 ~ 50 DEG C.The present invention is the fluorocarbon resin of 30 ~ 50 DEG C by adopting Oil repellent in 15%-40%, vitrification point, the good heat conduction effect of obtained high heat conduction weathering layer, and good weatherability.
Preferably, described ultra-violet absorber is UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) mixture that forms with weight ratio 1:1.5-2.5 of BTA.The present invention is by adopting UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) BTA is as the composite use of ultra-violet absorber, and to control its weight ratio be 1:1.5-2.5, high heat conduction weathering layer can be strengthened and absorb ultraviolet ability, substantially increase the useful life of goods in exposure air.
Described light stabilizer is the mixture that HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester forms with weight ratio 1.6-2.4:1.The present invention is by adopting HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester is as the composite use of light stabilizer, and to control its weight ratio be 1.6-2.4:1, the light stability of high heat conduction weathering layer can be strengthened, barrier or suppress photoredox or photo aging process.
Another object of the present invention is achieved through the following technical solutions: a kind of preparation method of high heat radiation photovoltaic module backboard, comprises the steps:
(1) acrylic resin, exhaustive fluorinated ethylene propylene, filler, ultraviolet (UV) resistant agent, antioxidant being mixed, use and extrude casting technique, through having steel rider and the rubber rollers calendering of concaveconvex structure, forming concavo-convex fenestral fabric, stand-by;
(2) fluorocarbon resin, isocyanates, inorganic filler, ultraviolet absorber, light stabilizer are dissolved in butyl acetate, obtained fluorocarbon coating, stand-by;
(3) one side of described aluminium foil is sprayed described painting fluorocarbon coating, form high heat conduction weathering resistance coatings.
(4) shiny surface of described fluororesin modified polyolefin film is formed lower weathering layer and tack coat through corona treatment, glue coated, with the another side compound of described aluminium foil, obtained described backboard after hot curing.
Beneficial effect of the present invention is: the present invention adopts high heat conduction weathering layer, good heat conduction effect, and good weatherability.The present invention adopts aluminium foil layer, and aluminium foil is the good conductor of heat, the heat produced can be distributed in time in battery component, the life-span of protection battery, and the structure of aluminium foil densification has splendid water vapor rejection performance.The present invention adopts tack coat, makes all to have good resistance to steam breathability before and after adhesive property excellence, humid heat treatment between aluminium foil layer and lower weathering layer.Lower weathering layer of the present invention adopts fluororesin modified vistanex, a difficult problem for polyester material hydrolytic resistance difference can be avoided, the surface of fluororesin modified polyolefin film is made to be concavo-convex latticed by calendering sizing, increase the specific area of fluororesin modified polyolefin film, thus with form mechanical tong during EVA adhesive film package curing and lock, obtain preferably cohesive force.
Backboard good heat dissipation effect of the present invention, photoelectric conversion rate are high, and structure is simple.
Preparation method's technique of the present invention is simple, and convenient operation and control, steady quality, production efficiency is high, can large-scale industrial production.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment, the present invention is further illustrated, and the content that execution mode is mentioned not is limitation of the invention.
embodiment 1
A kind of high heat radiation photovoltaic module backboard, described backboard comprises the high heat conduction weathering layer, aluminium foil layer, tack coat and the lower weathering layer that set gradually from top to bottom, bottom surface and the aluminium foil layer of high heat conduction weathering layer are fitted, fit with aluminium foil layer, lower weathering layer respectively in the two sides of tack coat, described lower weathering layer is the fluororesin modified polyolefin film that surface is provided with concavo-convex network;
Wherein, described high heat conduction weathering layer is obtained by fluorocarbon coating, and fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 20 parts
Isocyanates 1 part
Inorganic filler 40 parts
Ultra-violet absorber 0.5 part
Light stabilizer 0.5 part
Butyl acetate 80 parts;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 40 parts
Exhaustive fluorinated ethylene propylene 20 parts
Filler 5 parts
Ultraviolet (UV) resistant agent 0.5 part
0.5 part, antioxidant.
The thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 3 μm, 8 μm, 9 μm and 250 μm; The density of described concavo-convex network is 2 lattice/10mm
2; The water vapor transmittance 0.004g/m of described backboard
2d.
Described acrylic resin for be melt index in 5g/10min, density at 0.886g/cm
3metallocene polypropylene; Described exhaustive fluorinated ethylene propylene is the mol ratio of tetrafluoroethene and hexafluoropropylene is the exhaustive fluorinated ethylene propylene of 3:8.
Described filler is nano titanium oxide; Described inorganic filler is nano-silicon nitride magnesium.
Described ultraviolet (UV) resistant agent is the mixture be made up of with weight ratio 1:1.8 4-benzoyloxy-2,2,6,6-tetramethyl piperidine and UV-531; The mixture that described antioxidant is made up of with weight ratio 1:1 antioxidant 1010 and irgasfos 168.
The fluorocarbon resin that described fluorocarbon resin is Oil repellent 15%, vitrification point is 30 DEG C.
Described ultra-violet absorber is UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) mixture that forms with weight ratio 1:1.5 of BTA; Described light stabilizer is the mixture that HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester forms with weight ratio 1.6:1.
A preparation method for high heat radiation photovoltaic module backboard, comprises the steps:
(1) acrylic resin, exhaustive fluorinated ethylene propylene, filler, ultraviolet (UV) resistant agent, antioxidant being mixed, use and extrude casting technique, through having steel rider and the rubber rollers calendering of concaveconvex structure, forming concavo-convex fenestral fabric, stand-by;
(2) fluorocarbon resin, isocyanates, inorganic filler, ultraviolet absorber, light stabilizer are dissolved in butyl acetate, obtained fluorocarbon coating, stand-by;
(3) one side of described aluminium foil is sprayed described painting fluorocarbon coating, form high heat conduction weathering resistance coatings.
(4) by the shiny surface of described fluororesin modified polyolefin film through corona treatment, glue coated, with the another side compound of described aluminium foil, obtained described backboard after hot curing.
embodiment 2
A kind of high heat radiation photovoltaic module backboard, described backboard comprises the high heat conduction weathering layer, aluminium foil layer, tack coat and the lower weathering layer that set gradually from top to bottom, bottom surface and the aluminium foil layer of high heat conduction weathering layer are fitted, fit with aluminium foil layer, lower weathering layer respectively in the two sides of tack coat, described lower weathering layer is the fluororesin modified polyolefin film that surface is provided with concavo-convex network;
Wherein, described high heat conduction weathering layer is obtained by fluorocarbon coating, and fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 25 parts
Isocyanates 2 parts
Inorganic filler 50 parts
Ultra-violet absorber 0.8 part
Light stabilizer 0.8 part
Butyl acetate 90 parts;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 50 parts
Exhaustive fluorinated ethylene propylene 25 parts
Filler 8 parts
Ultraviolet (UV) resistant agent 0.8 part
0.8 part, antioxidant.
The thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 5 μm, 9 μm, 12 μm and 275 μm; The density of described concavo-convex network is 3 lattice/10mm
2; The water vapor transmittance 0.0045g/m of described backboard
2d.
Described acrylic resin for be melt index in 10g/10min, density at 0.896g/cm
3metallocene polypropylene; Described exhaustive fluorinated ethylene propylene is the mol ratio of tetrafluoroethene and hexafluoropropylene is the exhaustive fluorinated ethylene propylene of 1:2.
Described filler is nano silicon; Described inorganic filler is nano aluminum nitride.
Described ultraviolet (UV) resistant agent is the mixture be made up of with weight ratio 1:2 4-benzoyloxy-2,2,6,6-tetramethyl piperidine and UV-531; The mixture that described antioxidant is made up of with weight ratio 1:1.2 antioxidant 1010 and irgasfos 168.
The fluorocarbon resin that described fluorocarbon resin is Oil repellent 20%, vitrification point is 35 DEG C.
Described ultra-violet absorber is UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) mixture that forms with weight ratio 1:1.7 of BTA; Described light stabilizer is the mixture that HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester forms with weight ratio 1.8:1.
A preparation method for high heat radiation photovoltaic module backboard, comprises the steps:
(1) acrylic resin, exhaustive fluorinated ethylene propylene, filler, ultraviolet (UV) resistant agent, antioxidant being mixed, use and extrude casting technique, through having steel rider and the rubber rollers calendering of concaveconvex structure, forming concavo-convex fenestral fabric, stand-by;
(2) fluorocarbon resin, isocyanates, inorganic filler, ultraviolet absorber, light stabilizer are dissolved in butyl acetate, obtained fluorocarbon coating, stand-by;
(3) one side of described aluminium foil is sprayed described painting fluorocarbon coating, form high heat conduction weathering resistance coatings.
(4) by the shiny surface of described fluororesin modified polyolefin film through corona treatment, glue coated, with the another side compound of described aluminium foil, obtained described backboard after hot curing.
Embodiment 3
A kind of high heat radiation photovoltaic module backboard, described backboard comprises the high heat conduction weathering layer, aluminium foil layer, tack coat and the lower weathering layer that set gradually from top to bottom, bottom surface and the aluminium foil layer of high heat conduction weathering layer are fitted, fit with aluminium foil layer, lower weathering layer respectively in the two sides of tack coat, described lower weathering layer is the fluororesin modified polyolefin film that surface is provided with concavo-convex network;
Wherein, described high heat conduction weathering layer is obtained by fluorocarbon coating, and fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 35 parts
Isocyanates 3 parts
Inorganic filler 60 parts
Ultra-violet absorber 1 part
Light stabilizer 1 part
Butyl acetate 100 parts;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 60 parts
Exhaustive fluorinated ethylene propylene 30 parts
Filler 10 parts
Ultraviolet (UV) resistant agent 1 part
1 part, antioxidant.
The thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 4 μm, 10 μm, 12 μm and 275 μm; The density of described concavo-convex network is 4 lattice/10mm
2; The water vapor transmittance 0.005g/m of described backboard
2d.
Described acrylic resin for be melt index in 15g/10min, density at 0.905g/cm
3metallocene polypropylene; Described exhaustive fluorinated ethylene propylene is the mol ratio of tetrafluoroethene and hexafluoropropylene is the exhaustive fluorinated ethylene propylene of 7:12.
Described filler is the mixture that nano titanium oxide and nano silicon form with weight ratio 1:1; Described inorganic filler is the mixture that nano aluminum nitride and nanometer silicon carbide form with weight ratio 2.5:1.
Described ultraviolet (UV) resistant agent is the mixture be made up of with weight ratio 1:2.2 4-benzoyloxy-2,2,6,6-tetramethyl piperidine and UV-531; The mixture that described antioxidant is made up of with weight ratio 1:1.5 antioxidant 1010 and irgasfos 168.
The fluorocarbon resin that described fluorocarbon resin is Oil repellent 25%, vitrification point is 40 DEG C.
Described ultra-violet absorber is UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) mixture that forms with weight ratio 1:2 of BTA; Described light stabilizer is the mixture that HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester forms with weight ratio 2:1.
A preparation method for high heat radiation photovoltaic module backboard, comprises the steps:
(1) acrylic resin, exhaustive fluorinated ethylene propylene, filler, ultraviolet (UV) resistant agent, antioxidant being mixed, use and extrude casting technique, through having steel rider and the rubber rollers calendering of concaveconvex structure, forming concavo-convex fenestral fabric, stand-by;
(2) fluorocarbon resin, isocyanates, inorganic filler, ultraviolet absorber, light stabilizer are dissolved in butyl acetate, obtained fluorocarbon coating, stand-by;
(3) one side of described aluminium foil is sprayed described painting fluorocarbon coating, form high heat conduction weathering resistance coatings.
(4) by the shiny surface of described fluororesin modified polyolefin film through corona treatment, glue coated, with the another side compound of described aluminium foil, obtained described backboard after hot curing.
embodiment 4
A kind of high heat radiation photovoltaic module backboard, described backboard comprises the high heat conduction weathering layer, aluminium foil layer, tack coat and the lower weathering layer that set gradually from top to bottom, bottom surface and the aluminium foil layer of high heat conduction weathering layer are fitted, fit with aluminium foil layer, lower weathering layer respectively in the two sides of tack coat, described lower weathering layer is the fluororesin modified polyolefin film that surface is provided with concavo-convex network;
Wherein, described high heat conduction weathering layer is obtained by fluorocarbon coating, and fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 45 parts
Isocyanates 4 parts
Inorganic filler 70 parts
Ultra-violet absorber 1.2 parts
Light stabilizer 1.2 parts
Butyl acetate 110 parts;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 70 parts
Exhaustive fluorinated ethylene propylene 35 parts
Filler 12 parts
Ultraviolet (UV) resistant agent 1.2 parts
1.2 parts, antioxidant.
The thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 4.5 μm, 11 μm, 13 μm and 300 μm; The density of described concavo-convex network is 5 lattice/10mm
2; The water vapor transmittance 0.0055g/m of described backboard
2d.
Described acrylic resin for be melt index in 20g/10min, density at 0.914g/cm
3metallocene polypropylene; Described exhaustive fluorinated ethylene propylene is the mol ratio of tetrafluoroethene and hexafluoropropylene is the exhaustive fluorinated ethylene propylene of 2:3.
Described filler is the mixture that nano silicon and nanometer silicon carbide form with weight ratio 1.2:1; Described inorganic filler is the mixture that nano aluminum nitride and nanometer silicon carbide form with weight ratio 1:2.2.
Described ultraviolet (UV) resistant agent is the mixture be made up of with weight ratio 1:2.4 4-benzoyloxy-2,2,6,6-tetramethyl piperidine and UV-531; The mixture that described antioxidant is made up of with weight ratio 1:1.8 antioxidant 1010 and irgasfos 168.
The fluorocarbon resin that described fluorocarbon resin is Oil repellent 30%, vitrification point is 45 DEG C.
Described ultra-violet absorber is UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) mixture that forms with weight ratio 1:2.2 of BTA; Described light stabilizer is the mixture that HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester forms with weight ratio 2.2:1.
A preparation method for high heat radiation photovoltaic module backboard, comprises the steps:
(1) acrylic resin, exhaustive fluorinated ethylene propylene, filler, ultraviolet (UV) resistant agent, antioxidant being mixed, use and extrude casting technique, through having steel rider and the rubber rollers calendering of concaveconvex structure, forming concavo-convex fenestral fabric, stand-by;
(2) fluorocarbon resin, isocyanates, inorganic filler, ultraviolet absorber, light stabilizer are dissolved in butyl acetate, obtained fluorocarbon coating, stand-by;
(3) one side of described aluminium foil is sprayed described painting fluorocarbon coating, form high heat conduction weathering resistance coatings.
(4) by the shiny surface of described fluororesin modified polyolefin film through corona treatment, glue coated, with the another side compound of described aluminium foil, obtained described backboard after hot curing.
embodiment 5
A kind of high heat radiation photovoltaic module backboard, described backboard comprises the high heat conduction weathering layer, aluminium foil layer, tack coat and the lower weathering layer that set gradually from top to bottom, bottom surface and the aluminium foil layer of high heat conduction weathering layer are fitted, fit with aluminium foil layer, lower weathering layer respectively in the two sides of tack coat, described lower weathering layer is the fluororesin modified polyolefin film that surface is provided with concavo-convex network;
Wherein, described high heat conduction weathering layer is obtained by fluorocarbon coating, and fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 50 parts
Isocyanates 5 parts
Inorganic filler 80 parts
Ultra-violet absorber 1.5 parts
Light stabilizer 1.5 parts
Butyl acetate 120 parts;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 80 parts
Exhaustive fluorinated ethylene propylene 40 parts
Filler 15 parts
Ultraviolet (UV) resistant agent 1.5 parts
1.5 parts, antioxidant.
The thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 5 μm, 12 μm, 15 μm and 300 μm; The density of described concavo-convex network is 6 lattice/10mm
2; The water vapor transmittance 0.006g/m of described backboard
2d.
Described acrylic resin for be melt index in 25g/10min, density at 0.924g/cm
3metallocene polypropylene; Described exhaustive fluorinated ethylene propylene is the mol ratio of tetrafluoroethene and hexafluoropropylene is the exhaustive fluorinated ethylene propylene of 12:17.
Described filler is the mixture that nano titanium oxide, nano silicon and nanometer silicon carbide form with weight ratio 1:2.2:1.2; Described inorganic filler is the mixture that nano-silicon nitride magnesium, nano aluminum nitride and nanometer silicon carbide form with weight ratio 1:1.2:1.5.
Described ultraviolet (UV) resistant agent is the mixture be made up of with weight ratio 1:2.6 4-benzoyloxy-2,2,6,6-tetramethyl piperidine and UV-531; The mixture that described antioxidant is made up of with weight ratio 1:2 antioxidant 1010 and irgasfos 168.
The fluorocarbon resin that described fluorocarbon resin is Oil repellent 40%, vitrification point is 50 DEG C.
Described ultra-violet absorber is UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) mixture that forms with weight ratio 2:5 of BTA; Described light stabilizer is the mixture that HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester forms with weight ratio 2.4:1.
A preparation method for high heat radiation photovoltaic module backboard, comprises the steps:
(1) acrylic resin, exhaustive fluorinated ethylene propylene, filler, ultraviolet (UV) resistant agent, antioxidant being mixed, use and extrude casting technique, through having steel rider and the rubber rollers calendering of concaveconvex structure, forming concavo-convex fenestral fabric, stand-by;
(2) fluorocarbon resin, isocyanates, inorganic filler, ultraviolet absorber, light stabilizer are dissolved in butyl acetate, obtained fluorocarbon coating, stand-by;
(3) one side of described aluminium foil is sprayed described painting fluorocarbon coating, form high heat conduction weathering resistance coatings.
(4) by the shiny surface of described fluororesin modified polyolefin film through corona treatment, glue coated, with the another side compound of described aluminium foil, obtained described backboard after hot curing.
The present invention adopts high heat conduction weathering layer, good heat conduction effect, and good weatherability.The present invention adopts aluminium foil layer, and aluminium foil is the good conductor of heat, the heat produced can be distributed in time in battery component, the life-span of protection battery, and the structure of aluminium foil densification has splendid water vapor rejection performance.The present invention adopts tack coat, makes all to have good resistance to steam breathability before and after adhesive property excellence, humid heat treatment between aluminium foil layer and lower weathering layer.Lower weathering layer of the present invention adopts fluororesin modified vistanex, a difficult problem for polyester material hydrolytic resistance difference can be avoided, the surface of fluororesin modified polyolefin film is made to be concavo-convex latticed by calendering sizing, increase the specific area of fluororesin modified polyolefin film, thus with form mechanical tong during EVA adhesive film package curing and lock, obtain preferably cohesive force.
Backboard good heat dissipation effect of the present invention, photoelectric conversion rate are high, and structure is simple.
Preparation method's technique of the present invention is simple, and convenient operation and control, steady quality, production efficiency is high, can large-scale industrial production.
Above-described embodiment is the present invention's preferably implementation, and in addition, the present invention can also realize by alternate manner, and any apparent replacement is all within protection scope of the present invention without departing from the inventive concept of the premise.
Claims (10)
1. one kind high heat radiation photovoltaic module backboard, it is characterized in that: described backboard comprises the high heat conduction weathering layer, aluminium foil layer, tack coat and the lower weathering layer that set gradually from top to bottom, bottom surface and the aluminium foil layer of high heat conduction weathering layer are fitted, fit with aluminium foil layer, lower weathering layer respectively in the two sides of tack coat, described lower weathering layer is the fluororesin modified polyolefin film that surface is provided with concavo-convex network;
Wherein, described high heat conduction weathering layer is obtained by fluorocarbon coating, and fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 20-50 part
Isocyanates 1-5 part
Inorganic filler 40-80 part
Ultra-violet absorber 0.5-1.5 part
Light stabilizer 0.5-1.5 part
Butyl acetate 80-120 part;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 40-80 part
Exhaustive fluorinated ethylene propylene 20-40 part
Filler 5-15 part
Ultraviolet (UV) resistant agent 0.5-1.5 part
Antioxidant 0.5-1.5 part.
2. a kind of high heat radiation photovoltaic module backboard according to claim 1, is characterized in that: described fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 25-45 part
Isocyanates 2-4 part
Inorganic filler 50-70 part
Ultra-violet absorber 0.8-1.2 part
Light stabilizer 0.8-1.2 part
Butyl acetate 90-110 part;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 50-70 part
Exhaustive fluorinated ethylene propylene 25-35 part
Filler 8-12 part
Ultraviolet (UV) resistant agent 0.8-1.2 part
Antioxidant 0.8-1.2 part.
3. a kind of high heat radiation photovoltaic module backboard according to claim 1, is characterized in that: described fluorocarbon coating comprises the raw material of following weight portion:
Fluorocarbon resin 35 parts
Isocyanates 3 parts
Inorganic filler 60 parts
Ultra-violet absorber 1 part
Light stabilizer 1 part
Butyl acetate 100 parts;
Described fluororesin modified polyolefin film comprises the raw material of following weight portion:
Acrylic resin 60 parts
Exhaustive fluorinated ethylene propylene 30 parts
Filler 10 parts
Ultraviolet (UV) resistant agent 1 part
1 part, antioxidant.
4. a kind of high heat radiation photovoltaic module backboard according to claim 1, is characterized in that: the thickness of described high heat conduction weathering layer, aluminium foil layer, tack coat and lower weathering layer is followed successively by 3-5 μm, 8-12 μm, 9-15 μm and 250-300 μm; The density of described concavo-convex network is 2-6 lattice/10mm
2; The water vapor transmittance 0.004-0.006g/m of described backboard
2d.
5. a kind of high heat radiation photovoltaic module backboard according to claim 1, is characterized in that: described acrylic resin for be melt index in 5-25g/10min, density at 0.886-0.924g/cm
3metallocene polypropylene; Described exhaustive fluorinated ethylene propylene is the exhaustive fluorinated ethylene propylene of mol ratio at 3-12:8-17 of tetrafluoroethene and hexafluoropropylene.
6. a kind of high heat radiation photovoltaic module backboard according to claim 1, is characterized in that: described inorganic filler is at least one of nano-silicon nitride magnesium, nano aluminum nitride and nanometer silicon carbide; Described filler is at least one in nano titanium oxide, nano silicon and nanometer silicon carbide.
7. a kind of high heat radiation photovoltaic module backboard according to claim 1, it is characterized in that: described ultraviolet (UV) resistant agent is by 4-benzoyloxy-2, the mixture that 2,6,6-tetramethyl piperidine and UV-531 form with weight ratio 1:1.8-2.6; The mixture that described antioxidant is made up of with weight ratio 1:1-2 antioxidant 1010 and irgasfos 168.
8. a kind of high heat radiation photovoltaic module backboard according to claim 1, is characterized in that: described fluorocarbon resin to be Oil repellent in 15%-40%, vitrification point the be fluorocarbon resin of 30 ~ 50 DEG C.
9. a kind of high heat radiation photovoltaic module backboard according to claim 1, is characterized in that: described ultra-violet absorber is UV-531 and 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) mixture that forms with weight ratio 1:1.5-2.5 of BTA; Described light stabilizer is the mixture that HMPA and three (1,2,2,6,6-pentamethvl base) phosphite ester forms with weight ratio 1.6-2.4:1.
10. the preparation method of a kind of high heat radiation photovoltaic module backboard as described in claim 1-9, is characterized in that: comprise the steps:
(1) acrylic resin, exhaustive fluorinated ethylene propylene, filler, ultraviolet (UV) resistant agent, antioxidant being mixed, use and extrude casting technique, through having steel rider and the rubber rollers calendering of concaveconvex structure, forming concavo-convex fenestral fabric, stand-by;
(2) fluorocarbon resin, isocyanates, inorganic filler, ultraviolet absorber, light stabilizer are dissolved in butyl acetate, obtained fluorocarbon coating, stand-by;
(3) one side of described aluminium foil is sprayed described painting fluorocarbon coating, form high heat conduction weathering resistance coatings;
(4) shiny surface of described fluororesin modified polyolefin film is formed lower weathering layer and tack coat through corona treatment, glue coated, with the another side compound of described aluminium foil, obtained described backboard after hot curing.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006497A (en) * | 2015-06-30 | 2015-10-28 | 杭州福斯特光伏材料股份有限公司 | High-voltage backboard for crystal silicon element packaging |
| CN105957913A (en) * | 2016-05-12 | 2016-09-21 | 东莞市联洲知识产权运营管理有限公司 | Solar cell backboard with high thermal conductivity and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102516852A (en) * | 2011-12-16 | 2012-06-27 | 新高电子材料（中山）有限公司 | Weather-resistant and high thermal conductive coating, radiating solar rear panel and efficient solar cell panel |
| CN103066140A (en) * | 2011-10-21 | 2013-04-24 | 比亚迪股份有限公司 | Solar cell rear panel, preparation method of solar cell rear panel and solar cell module |
| CN203553194U (en) * | 2013-11-25 | 2014-04-16 | 昆山永翔光电科技有限公司 | High heat dissipation solar battery backboard |
| JP2014093423A (en) * | 2012-11-02 | 2014-05-19 | Dainippon Printing Co Ltd | Back surface protecting sheet for solar cell module |
| JP2014165428A (en) * | 2013-02-27 | 2014-09-08 | Kobayashi Kk | Solar cell back sheet and solar cell module |
-
2014
- 2014-11-28 CN CN201410702030.7A patent/CN104393084B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066140A (en) * | 2011-10-21 | 2013-04-24 | 比亚迪股份有限公司 | Solar cell rear panel, preparation method of solar cell rear panel and solar cell module |
| CN102516852A (en) * | 2011-12-16 | 2012-06-27 | 新高电子材料（中山）有限公司 | Weather-resistant and high thermal conductive coating, radiating solar rear panel and efficient solar cell panel |
| JP2014093423A (en) * | 2012-11-02 | 2014-05-19 | Dainippon Printing Co Ltd | Back surface protecting sheet for solar cell module |
| JP2014165428A (en) * | 2013-02-27 | 2014-09-08 | Kobayashi Kk | Solar cell back sheet and solar cell module |
| CN203553194U (en) * | 2013-11-25 | 2014-04-16 | 昆山永翔光电科技有限公司 | High heat dissipation solar battery backboard |
Cited By (16)
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|---|---|---|---|---|
| CN105006497A (en) * | 2015-06-30 | 2015-10-28 | 杭州福斯特光伏材料股份有限公司 | High-voltage backboard for crystal silicon element packaging |
| CN105006497B (en) * | 2015-06-30 | 2017-03-29 | 杭州福斯特光伏材料股份有限公司 | High pressure backboard is used in a kind of crystal silicon component encapsulation |
| CN105957913A (en) * | 2016-05-12 | 2016-09-21 | 东莞市联洲知识产权运营管理有限公司 | Solar cell backboard with high thermal conductivity and preparation method thereof |
| CN106024944A (en) * | 2016-05-23 | 2016-10-12 | 江苏康博光伏电力科技有限公司 | Insulating backboard structure of solar photovoltaic module |
| CN106024951A (en) * | 2016-07-26 | 2016-10-12 | 无锡中洁能源技术有限公司 | High-heat-radiation solar cell backboard |
| CN106519276A (en) * | 2016-09-18 | 2017-03-22 | 中天光伏材料有限公司 | Single-side coated and integrated backplane for photovoltaic modules |
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