CN106611802B - A kind of E-film for solar back panel material - Google Patents
A kind of E-film for solar back panel material Download PDFInfo
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- CN106611802B CN106611802B CN201510687766.6A CN201510687766A CN106611802B CN 106611802 B CN106611802 B CN 106611802B CN 201510687766 A CN201510687766 A CN 201510687766A CN 106611802 B CN106611802 B CN 106611802B
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- 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
- Y02E10/52—PV systems with concentrators
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Abstract
The present invention devises a kind of solar energy backboard high reflection E membrane materials, and backboard and encapsulating material are mutually bonded by high reflection E membrane materials, and E membrane materials are overlapped mutually by outer layer and internal layer and formed.The present invention devises the E membrane materials of double-decker, and outer layer E membrane materials in backboard process, form the plane of reflection, effectively by infrared light reflection by the reflective filler of lamella along backboard plane close-packed arrays.Internal layer E film inorganic fillers, have stronger screening capacity.Designed by double-layer structure, the reflectivity and UV resistance of membrane material can be greatly improved.In the present invention, the infrared wide portion for exposing to E membrane materials surface is reflected by inorganic reflective filler, and part infrared light is reflected by internal layer sheet layer material, can improve 5% ~ 10% visible ray and infrared reflectivity.The sheet layer material parallel with backboard can greatly strengthen the barrier property of E membrane materials, make it possible to give battery stronger protection.
Description
Technical field：
The present invention relates to technical field of solar batteries, more particularly to a kind of E-film for solar back panel material.
Background technology：
Solar energy backboard is located at the back side of solar panel, and protection and supporting role are played to cell piece, must have reliable
Insulating properties, water preventing ability, ageing-resistant performance.Common solar energy backboard is distinguished according to processing technology currently on the market can be divided into painting
Cover type backboard and compound backboard.Compound backboard is by fluorine material weathering layer/polyester (PET) membrane middle layer/inner layer material
Three-decker forms, and is bonded between layers of material by adhesive.Application type backboard is then that related coating is coated in pet sheet
Face, curing form.Either compound backboard or application type backboard, inner layer material is all particularly significant, and backboard inner layer material is not
Only to ensure backboard and EVA good bonding power, it is also saturating with higher heat endurance, higher reflectivity and relatively low steam
Cross rate.Wherein, the reflectivity of backboard is improved, infrared absorption is reduced, not only can directly improve component efficiency, can also effectively drop
Low component temperature, is the hot spot of current industry research.
The common compound reflective filler of backboard E films is mainly titanium dioxide, as shown in Fig. 2, diameter is usually in 0.3~1 μ
M, although titanium dioxide has stronger screening capacity, however, the infrared luminous energy in part is penetrated into inside film, significant portion infrared light
Absorbed by internal layer filler multiple reflections by polymeric base layer, make material warms.
The content of the invention：
To solve the above-mentioned problems, designed the present invention provides one kind by double-decker, water blocking layer laminated structure is formed
The interface of reflection, prevents visible ray, infrared light inner layer to penetrate, can improve reflectivity 5%~10% (380nm~
2500nm), while the special structure of the backboard is allowed to the technical side also with relatively low water vapor transmittance and high UV resistance
Case：
Backboard and encapsulating material are mutually bonded by a kind of E-film for solar back panel material, high reflection E membrane materials, E membrane materials
It is overlapped mutually and is formed by outer layer and internal layer；
Internal layer thickness is 10-50um, is made of the raw material of following weight ratio：
60~85 parts of polymeric substrate,
5~25 parts of the reflective filler of stratiform,
0.1~3 part of anti ultraviolet agent,
0.2~3 part of antioxidant,
0.1~1 part of nucleator；
Outer layer thickness is 10-60um, is made of the raw material of following weight ratio：
50~80 parts of polymeric substrate,
Reflective 8~20 parts of filler,
0.1~5 part of anti ultraviolet agent,
0.2~5 part of antioxidant,
0.1~1 part of nucleator,
0.1~1 part of matal deactivator.
Preferably, polymeric substrate is type low density polyethylene resin, high density polyethylene (HDPE), superhigh molecular weight polyethylene
Alkene, polypropylene, poly 1-butene, poly(4-methyl-1-pentene), polyisobutene, ethylene-propylene copolymer, ethylene-butene copolymer,
In ethylene-octene copolymer, ethylene-vinyl acetate copolymer it is a kind of or at least two combination, 85 DEG C~170 DEG C of fusing point.
Preferably, the reflective filler of stratiform for one kind in mica, talcum powder, montmorillonite, hydrotalcite, glass flake etc. or
At least two combinations.
Preferably, reflective filler is aluminium oxide, zinc oxide, titanium dioxide, magnesia, bead, lithopone, oxidation
Zirconium, in one kind or at least two combination.
Preferably, anti ultraviolet agent is 2,2 '-tetramethylene double (3,1- benzoxazine -4- ketone), 2,8- dimethyl -4H,
6H- benzos (1,2-d；5,4-d ') double (1,3)-oxazine -4,6- diketone, 2- hydroxyl -4- methoxyl groups -2 '-carboxyl benzophenone, 2,
2 '-dihydroxy -4,4 '-dimethoxy-benzophenone, 2- hydroxyl -4- benzoyl epoxides benzophenone, 2,2 ', 4,4 '-four hydroxyls
Base benzophenone, 2,2 '-dihydroxy -4,4 '-dimethoxy-benzophenone, 2- hydroxyl -5- chlorobenzophenones, 2- (2 '-hydroxyl -
5 '-tert-butyl-phenyl) benzotriazole triazole, 2- (2 '-hydroxyl -5 '-aminophenyl) benzotriazole, double acid double phenol A ester, 2-
(2- hydroxyls -3,5- di-tert-pentyl-phenyl) benzotriazole, 2,2 ＇-(Isosorbide-5-Nitrae-phenylene) double -4H-3,1- benzoxazine -4- ketone, 2-
(2 '-hydroxyl -3 ', 5 ' -3,5-dimethylphenyl) benzotriazole, 2- (2 '-methyl -4 '-hydroxy phenyl) benzotriazole, double-(2- methoxies
One or more combinations in base -4- hydroxyl -5- Benzoylbenzenes.
Preferably, antioxidant is pentaerythrite four (double-T- butylhydroxies hydrocinnamic acids) ester, phosphorous acid three (2,4-
Two 2-methyl-2-phenylpropane bases) ester, double thio two -2, the 1- glycol esters of (1,1- dimethyl ethyl) -4- hydroxy phenylpropionic acids of 3,5-, octadecyls
Double [2- [3- (3- tertiary butyl-4-hydroxy -5- the aminomethyl phenyls)-propionyl of 3- (3,5- di-t-butyl -4- hydroxyphenyls) propionic ester, 3,9-
Epoxide] -1,1- dimethyl ethyls] -2,4, four base two (2,6- di-t-butyl -4- aminomethyl phenyls phosphite ester) of ring-type neopentane,
4- [(4,6- bis- pungent sulfenyls -1,3,5-triazines -2- bases) amino] -2,6- DI-tert-butylphenol compounds, N, N '-(propane -1,3- diyl)
One or more combinations in double (3- (3,5- double-tert-butyl-hydroxy phenyl) propionamides).
Preferably, matal deactivator for OABH, N- salicylidene-N- salicylyl hydrazines, MARK CDA-1, MARK CDA-6,
One kind of Irganox MD 1024 or at least two combination.
The beneficial effects of the present invention are：
(1) present invention devises the E membrane materials of double-decker, and outer layer E membrane materials are processed by the reflective filler of lamella in backboard
During, the plane of reflection is formed along backboard plane close-packed arrays, effectively by infrared light reflection.Internal layer E film inorganic fillers, have
Stronger screening capacity.Designed by double-layer structure, the reflectivity and UV resistance of membrane material can be greatly improved.
(2) in the present invention, the infrared wide portion for exposing to E membrane materials surface is reflected by inorganic reflective filler, and part is red
Outer light is reflected by internal layer sheet layer material, can improve 5%~10% visible ray and infrared reflectivity.The lamella material parallel with backboard
Material can greatly strengthen the barrier property of E membrane materials, make it possible to give battery stronger protection.
Figure of description：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the reflective filling-material structure schematic diagram of conventional compound backboard E films.
Embodiment：
, below will be to embodiments of the present invention to make the goal of the invention of the present invention, technical solution and advantage clearer
It is described in further detail.
The present invention designs a kind of E-film for solar back panel material, and high reflection E membrane materials are mutually viscous by backboard and encapsulating material
Connect, E membrane materials are overlapped mutually and are formed by internal layer 1 and outer layer 2；
1 thickness of internal layer is 10-50um, is made of the raw material of following weight ratio：
60~85 parts of polymeric substrate,
5~25 parts of the reflective filler of stratiform,
0.1~3 part of anti ultraviolet agent,
0.2~3 part of antioxidant,
0.1~1 part of nucleator；
2 thickness of outer layer is 10-60um, is made of the raw material of following weight ratio：
50~80 parts of polymeric substrate,
Reflective 8~20 parts of filler,
0.1~5 part of anti ultraviolet agent,
0.2~5 part of antioxidant,
0.1~1 part of nucleator,
0.1~1 part of matal deactivator.
Polymeric substrate therein is type low density polyethylene resin, high density polyethylene (HDPE), low density polyethylene (LDPE), superelevation
Molecular weight polyethylene, polypropylene, poly 1-butene, poly(4-methyl-1-pentene), polyisobutene, ethylene-propylene copolymer, ethene-fourth
In alkene copolymer, ethylene-octene copolymer, ethylene-vinyl acetate copolymer it is a kind of or at least two combination, 85 DEG C of fusing point
~170 DEG C.
The reflective filler of stratiform is one kind or at least two in mica, talcum powder, montmorillonite, hydrotalcite, glass flake etc.
Combination.
Reflective filler for aluminium oxide, zinc oxide, titanium dioxide, magnesia, bead, lithopone, zirconium oxide, in one kind
Or at least two combination.
Anti ultraviolet agent is 2,2 '-tetramethylene double (3,1- benzoxazine -4- ketone), 2,8- dimethyl -4H, 6H- benzo (1,
2-d；5,4-d ') double (1,3)-oxazine -4,6- diketone, 2- hydroxyl -4- methoxyl groups -2 '-carboxyl benzophenone, 2,2 '-dihydroxy -
4,4 '-dimethoxy-benzophenone, 2- hydroxyl -4- benzoyl epoxides benzophenone, 2,2',4,4'-tetrahydroxybenzophenone,
2,2 '-dihydroxy -4,4 '-dimethoxy-benzophenone, 2- hydroxyl -5- chlorobenzophenones, 2- (2 '-hydroxyls -5 '-tert-butyl benzene
Base) benzotriazole triazole, 2- (2 '-hydroxyl -5 '-aminophenyl) benzotriazole, double acid double phenol A ester, 2- (2- hydroxyls -3,5-
Di-tert-pentyl-phenyl) benzotriazole, 2,2 ＇-(Isosorbide-5-Nitrae-phenylene) double -4H-3,1- benzoxazine -4- ketone, 2- (2 '-hydroxyl -3 ',
5 ' -3,5-dimethylphenyl) benzotriazole, 2- (2 '-methyl -4 '-hydroxy phenyl) benzotriazole, double-(2- methoxyl group -4- hydroxyls -5-
One or more combinations in Benzoylbenzene.
Antioxidant is pentaerythrite four (double-T- butylhydroxies hydrocinnamic acids) ester, (2,4- bis- 2-methyl-2-phenylpropanes of phosphorous acid three
Base) ester, double thio two -2, the 1- glycol esters of (1,1- dimethyl ethyl) -4- hydroxy phenylpropionic acids of 3,5-, octadecyl 3- (3,5-
Di-t-butyl -4- hydroxyphenyls) propionic ester, 3,9- it is double [2- [3- (3- tertiary butyl-4-hydroxy -5- aminomethyl phenyls)-propionyloxy] -
1,1- dimethyl ethyl] -2,4, four base two (2,6- di-t-butyl -4- aminomethyl phenyls phosphite ester) of ring-type neopentane, 4- [(4,
The pungent sulfenyls of 6- bis- -1,3,5-triazines -2- bases) amino] -2,6- DI-tert-butylphenol compounds, N, N '-(propane -1,3- diyl) double (3-
(3,5- double-tert-butyl-hydroxy phenyl) propionamide) in one or more combinations.
Matal deactivator is OABH, N- salicylidene-N- salicylyl hydrazines, MARK CDA-1, MARK CDA-6, Irganox MD
1024 one kind or at least two combination.
When being applied to prepare above-mentioned E membrane materials in the present invention, the anti-of electrostatic should be such as eliminated including but not limited to above component
Electrostatic agent and coupling agent, fire retardant and the reinforcing agent for promoting inorganic filler to disperse.
E films manufacturing process be the present invention relates to as batch mixing, granulation, drying, double-layer coextrusion, calendering film forming, inspection and received
Volume.
The present invention devises the E membrane materials of double-decker, and internal layer E membrane materials are by the reflective filler of lamella in backboard process
In, the plane of reflection is formed along backboard plane close-packed arrays, effectively by infrared light reflection.Outer layer E film inorganic fillers, have stronger
Screening capacity.Designed by double-layer structure, the reflectivity and UV resistance of membrane material can be greatly improved.In the present invention
In, the infrared wide portion for exposing to E membrane materials surface is reflected by inorganic reflective filler, and part infrared light is anti-by outer cleaning sheet material
Penetrate, 5%~10% visible ray and infrared reflectivity can be improved.The sheet layer material parallel with backboard can greatly strengthen E membrane materials
The barrier property of material, makes it possible to give battery stronger protection.
Embodiment 1
Internal layer 1E membrane materials are granulated
In terms of mass fraction：
By 3 parts of linea low density, 7 parts of PP-PP copolymers (PE contents 3%)；1 part of talcum powder, 1 part of mica sheet；2- hydroxyls-
0.3 part, 0.4 part 4- of 4- methoxyl groups -2 '-carboxyl benzophenone [(4,6- bis- pungent sulfenyls -1,3,5-triazines -2- bases) amino] -2,
6- DI-tert-butylphenol compounds, after 0.5 part of aluminum benzoate dibenzal sorbitol (DBS) and 0.2 part premix in mixed at high speed machine, warp
Screw extruder is granulated, is dry；
Outer layer 2E membrane materials are granulated
In terms of mass fraction：
By 3 parts of linea low density, 7 parts of PP-PP copolymers (PE contents 3%)；1.5 parts of titanium dioxide；2- hydroxyl -4- methoxies
0.3 part, 0.4 part 4- of base -2 '-carboxyl benzophenone [(4,6- bis- pungent sulfenyls -1,3,5-triazines -2- bases) amino] -2,6-, bis- uncles
Butylphenol, after 0.5 part of aluminum benzoate dibenzal sorbitol (DBS) and 0.2 part premix in mixed at high speed machine, is squeezed through screw rod
Go out machine granulation, it is dry；
Double-layer coextrusion
Above-mentioned 2 kinds of particles are fed intake according to 1: 1, by 220 DEG C of extrusions of bimetallic tube extruder, two kinds of particles pass through tack respectively
It is compound after mould, rate of extension is adjusted, 60 microns of control film layer gross thickness, wherein internal layer 1 and outer layer 2 are 30 microns, cooling
Wound after trimming, obtain finished product, finished product test data are shown in Table 1.
Embodiment 2
Internal layer 1E membrane materials are granulated
In terms of mass fraction：
By 3 parts of linear low density polyethylene, 7 parts of PP-PE copolymers (PE contents 3%)；2 parts of talcum powder, 1 part of mica sheet；
2- hydroxyl -4- methoxyl groups -2 ' -0.3 part of carboxyl benzophenone, 0.4 part of 4- [(4,6- bis- pungent sulfenyls -1,3,5-triazines -2- bases) ammonia
Base] -2,6- DI-tert-butylphenol compounds, 0.5 part of aluminum benzoate dibenzal sorbitol (DBS) and 0.2 part are pre- in mixed at high speed machine
After mixed, it is granulated through screw extruder, is dry；
Outer layer 2E membrane materials are granulated
In terms of mass fraction：
By 3 parts of linear low density polyethylene, 7 parts of PP-PE copolymers (PE contents 3%)；2 parts of titanium dioxide；2- hydroxyl -4- first
0.3 part, 0.4 part 4- of epoxide -2 '-carboxyl benzophenone [(4,6- bis- pungent sulfenyls -1,3,5-triazines -2- bases) amino] -2,6- bis-
Tert-butyl phenol, after 0.5 part of aluminum benzoate dibenzal sorbitol (DBS) and 0.2 part premix in mixed at high speed machine, through screw rod
Extruder is granulated, dry；
Double-layer coextrusion
By above-mentioned 2 kinds of particles according to 1: 2 rate of charge feeding, by bimetallic tube extruder in 220 DEG C of extrusions, two kinds of particle difference
Compound after tack mould, condition rate of extension, controls 60 microns of thickness, about 20 microns of 1 thickness of internal layer, 2 thickness 40 of outer layer is micro-
Rice, winds after cooling down trimming, obtains finished product, finished product test data are shown in Table 1.
Embodiment 3
Internal layer 1E membrane materials are granulated
In terms of mass fraction：
By 4 parts of linear low density polyethylene, 6 parts of PP-PE copolymers (PE contents 3%)；1.5 parts of talcum powder, mica sheet 1
Part；2- hydroxyl -4- methoxyl groups -2 ' -0.3 part of carboxyl benzophenone, 0.4 part of 4- [(4,6- bis- pungent sulfenyl -1,3,5-triazines -2-
Base) amino] -2,6- DI-tert-butylphenol compounds, 0.5 part of aluminum benzoate dibenzal sorbitol (DBS) and 0.2 part are in mixed at high speed machine
After middle premix, it is granulated through screw extruder, is dry；
Outer layer 2E membrane materials are granulated
In terms of mass fraction：
By 4 parts of linear low density polyethylene, 6 parts of PP-PE copolymers (PE contents 3%)；1.5 parts of titanium dioxide；2- hydroxyls -4-
0.3 part, 0.4 part 4- of methoxyl group -2 '-carboxyl benzophenone [(4,6- bis- pungent sulfenyls -1,3,5-triazines -2- bases) amino] -2,6-
DI-tert-butylphenol compounds, after 0.5 part of aluminum benzoate dibenzal sorbitol (DBS) and 0.2 part premix in mixed at high speed machine, through spiral shell
Bar extruder is granulated, dry；
Double-layer coextrusion
By above-mentioned 2 kinds of particles according to 1: 1 rate of charge feeding, by bimetallic tube extruder in 220 DEG C of extrusions, two kinds of particle difference
Compound after tack mould, condition rate of extension, controls 100 microns of thickness, about 50 microns of 1 thickness of internal layer, 2 thickness 50 of outer layer is micro-
Rice, winds after cooling down trimming, obtains finished product, finished product test data are shown in Table 1.
Table 1
Above-described embodiment is presently preferred embodiments of the present invention, is not the limitation to technical solution of the present invention, as long as
The technical solution that can be realized without creative work on the basis of above-described embodiment, is regarded as falling into patent of the present invention
Rights protection scope in.
Claims (7)
1. a kind of E-film for solar back panel material, backboard and encapsulating material are mutually bonded by the E membrane materials, it is characterised in that：
The E membrane materials are overlapped mutually by outer layer and internal layer to be formed；
The internal layer thickness is 10-50um, is made of the raw material of following weight ratio：
60~85 parts of polymeric substrate,
5~25 parts of the reflective filler of stratiform,
0.1~3 part of anti ultraviolet agent,
0.2~3 part of antioxidant,
0.1~1 part of nucleator；
The outer layer thickness is 10-60um, is made of the raw material of following weight ratio：
50~80 parts of polymeric substrate,
Reflective 8~20 parts of filler,
0.1~5 part of anti ultraviolet agent,
0.2~5 part of antioxidant,
0.1~1 part of nucleator,
0.1~1 part of matal deactivator.
A kind of 2. E-film for solar back panel material according to claim 1, it is characterised in that：The polymeric substrate is
Type low density polyethylene resin, high density polyethylene (HDPE), ultra-high molecular weight polyethylene, polypropylene, poly 1-butene, poly- 4- methyl-
1- amylenes, polyisobutene, ethylene-propylene copolymer, ethylene-butene copolymer, ethylene-octene copolymer, ethene-vinyl acetate
In ester copolymer it is a kind of or at least two combination, 85 DEG C~170 DEG C of fusing point.
A kind of 3. E-film for solar back panel material according to claim 1, it is characterised in that：Layered reflective filler
Combined for one kind in mica, talcum powder, montmorillonite, hydrotalcite, glass flake or at least two.
A kind of 4. E-film for solar back panel material according to claim 1, it is characterised in that：It is reflective in the outer layer to fill out
Expect to combine for one kind in aluminium oxide, zinc oxide, titanium dioxide, magnesia, bead, lithopone, zirconium oxide or at least two.
A kind of 5. E-film for solar back panel material according to claim 1, it is characterised in that：In the internal layer and outer layer
Anti ultraviolet agent be 2,2 '-tetramethylene double (3,1- benzoxazine -4- ketone), 2,8- dimethyl -4H, 6H- benzos (1,2-d；5,
4-d ') double (1,3)-oxazine -4,6- diketone, 2- hydroxyl -4- methoxyl groups -2 '-carboxyl benzophenone, 2,2 '-dihydroxy -4,4 ' -
Dimethoxy-benzophenone, 2- hydroxyl -4- benzoyl epoxides benzophenone, 2,2',4,4'-tetrahydroxybenzophenone, 2,2 ' -
Dihydroxy -4,4 '-dimethoxy-benzophenone, 2- hydroxyl -5- chlorobenzophenones, 2- (2 '-hydroxyl -5 '-tert-butyl-phenyl) benzene
And triazole triazole, 2- (2 '-hydroxyl -5 '-aminophenyl) benzotriazole, double acid double phenol A ester, 2- (bis- uncles penta of 2- hydroxyls -3,5-
Base phenyl) benzotriazole, 2,2 '-(Isosorbide-5-Nitrae-phenylene) double -4H-3,1- benzoxazine -4- ketone, 2- (2 '-hydroxyl -3 ', 5 '-two
Aminomethyl phenyl) benzotriazole, 2- (2 '-methyl -4 '-hydroxy phenyl) benzotriazole, double-(2- methoxyl group -4- hydroxyl -5- benzene first
One or more combinations in acyl group benzene.
A kind of 6. E-film for solar back panel material according to claim 1, it is characterised in that：In the internal layer and outer layer
Antioxidant for pentaerythrite four (double-T- butylhydroxies hydrocinnamic acids) ester, phosphorous acid three (2,4- bis- 2-methyl-2-phenylpropane base) ester, 3,
Double thio two -2, the 1- glycol esters of (1,1- dimethyl ethyl) -4- hydroxy phenylpropionic acids of 5-, octadecyl 3- (3,5- di-t-butyls -
4- hydroxyphenyls) propionic ester, double [2- [3- (3- tertiary butyl-4-hydroxy -5- aminomethyl phenyls)-propionyloxy] -1, the 1- dimethyl of 3,9-
Ethyl] -2,4, four base two (2,6- di-t-butyl -4- aminomethyl phenyls phosphite ester) of ring-type neopentane, 4- [(4,6- bis- pungent sulfenyls -
1,3,5-triazines -2- bases) amino] double (3- (3,5- double-tertiary fourths of -2,6- DI-tert-butylphenol compounds, N, N ＇-(propane -1,3- diyl)
Base -4- hydroxy phenyls) propionamide) in one or more combinations.
A kind of 7. E-film for solar back panel material according to claim 1, it is characterised in that：The matal deactivator is
OABH, N- salicylidene-N- salicylyl hydrazines, MARK CDA-1, MARK CDA-6, one kind of Irganox MD 1024 or at least two
The combination of kind.
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| CN107611223B (en) * | 2017-09-27 | 2019-03-19 | 中天光伏材料有限公司 | A kind of preparation method of high reflection solar cell backboard film |
| CN112802916B (en) * | 2021-01-12 | 2023-09-22 | 浙江中聚材料有限公司 | Solar photovoltaic backboard with high water vapor barrier property and preparation process and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162238A (en) * | 2013-03-05 | 2013-06-19 | 福建省锐驰电子科技有限公司 | Back plate of improved backlight unit |
| CN103280476A (en) * | 2013-05-07 | 2013-09-04 | 友达光电股份有限公司 | Solar module |
| CN104022173A (en) * | 2014-06-20 | 2014-09-03 | 中天光伏材料有限公司 | Integrated back board for high-reflectivity solar cells and manufacturing method thereof |
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| JP5365140B2 (en) * | 2008-10-31 | 2013-12-11 | 凸版印刷株式会社 | Solar battery backsheet |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162238A (en) * | 2013-03-05 | 2013-06-19 | 福建省锐驰电子科技有限公司 | Back plate of improved backlight unit |
| CN103280476A (en) * | 2013-05-07 | 2013-09-04 | 友达光电股份有限公司 | Solar module |
| CN104022173A (en) * | 2014-06-20 | 2014-09-03 | 中天光伏材料有限公司 | Integrated back board for high-reflectivity solar cells and manufacturing method thereof |
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