CN104362206A - Transparent solar cell panel back film and manufacturing method thereof - Google Patents
Transparent solar cell panel back film and manufacturing method thereof Download PDFInfo
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- CN104362206A CN104362206A CN201410647883.5A CN201410647883A CN104362206A CN 104362206 A CN104362206 A CN 104362206A CN 201410647883 A CN201410647883 A CN 201410647883A CN 104362206 A CN104362206 A CN 104362206A
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- 238000004519 manufacturing process Methods 0.000 title abstract 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 27
- 229920003217 poly(methylsilsesquioxane) Polymers 0.000 claims abstract description 25
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 25
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 25
- XKZQKPRCPNGNFR-UHFFFAOYSA-N 2-(3-hydroxyphenyl)phenol Chemical compound OC1=CC=CC(C=2C(=CC=CC=2)O)=C1 XKZQKPRCPNGNFR-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000003365 glass fiber Substances 0.000 claims abstract description 23
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 23
- 239000001294 propane Substances 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 22
- 239000003085 diluting agent Substances 0.000 claims abstract description 20
- 239000010410 layer Substances 0.000 claims description 108
- 229920005992 thermoplastic resin Polymers 0.000 claims description 24
- 239000012528 membrane Substances 0.000 claims description 21
- 239000012790 adhesive layer Substances 0.000 claims description 19
- 238000002360 preparation method Methods 0.000 claims description 18
- 239000000853 adhesive Substances 0.000 claims description 15
- 230000001070 adhesive effect Effects 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 14
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Natural products CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 13
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000012948 isocyanate Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 2
- 125000003944 tolyl group Chemical group 0.000 claims description 2
- 238000002834 transmittance Methods 0.000 abstract description 5
- 229920005989 resin Polymers 0.000 abstract description 4
- 239000011347 resin Substances 0.000 abstract description 4
- 239000004677 Nylon Substances 0.000 abstract 1
- 239000002174 Styrene-butadiene Substances 0.000 abstract 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 abstract 1
- 238000007334 copolymerization reaction Methods 0.000 abstract 1
- 229920001778 nylon Polymers 0.000 abstract 1
- 239000011115 styrene butadiene Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 6
- 150000002513 isocyanates Chemical class 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 3
- 229910021419 crystalline silicon Inorganic materials 0.000 description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- KAKZBPTYRLMSJV-UHFFFAOYSA-N vinyl-ethylene Natural products C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/40—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/08—Copolymers of styrene
- C08L25/10—Copolymers of styrene with conjugated dienes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/08—Homopolymers or copolymers of acrylic acid esters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
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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
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Abstract
The invention discloses a transparent solar cell panel back film and a manufacturing method thereof and relates to the technical field of solar cell panel back films. The back film is a four-layer structure composite film which comprises an outer weather-proof layer, a middle layer, an adhering layer and an inner easily-bonding layer. The middle layer is a PET layer. The weather-proof layer comprises, by weight, the components of 33-56 parts of liquid glass resin, 15-25 parts of styrene-butadiene copolymerization thermoplasticity resin, 10-20 parts of nylon, 8-16 parts of glass fibers, 3-7 parts of diphenol propane, 3-8 parts of polyacrylate, 5-10 parts of curing agents and 15-25 parts of diluent. The transparent solar cell panel back film has ideal weather-proof performance, meanwhile, transparency is high, light transmittance is good, and the transparent solar cell panel back film is ideal.
Description
Technical field
The invention belongs to solar energy back film technical field, particularly a kind of transparent solar cell backboard film and preparation method thereof.
Background technology
Back film of solar cell, it is one of solar module encapsulating material, its main performance is encapsulation crystalline silicon, except must possessing excellent electrical insulation capability, weather resistance and barrier property, also must possess anti-oxidation, moisture resistant, the preferably feature such as hydrolytic resistance and lower mist degree.
Notacoria is generally five-layer structure, be respectively weathering layer, adhesive layer, intermediate layer, adhesive layer and adhesive linkage from top to bottom, wherein, weathering layer is the main performance layer of notacoria, be generally fluorinated polymer material preparation, because it possesses excellent insulation property, weather resistance and barrier property.
When crystalline silicon carries out opto-electronic conversion effect, need to utilize light, notacoria just needs to have higher light transmittance, unexpectedly may meet the light needs of crystalline silicon.And transparent material, then light transmittance can be risen to maximum, therefore, transparent notacoria has desirable light transmittance.
Then transparent weathering layer, often needs to sacrifice its weather resistance or barrier property, thus affects the performance of whole battery component, and therefore, the development of transparent notacoria can not give up the performance that weathering layer should possess.
Application number is the patent documentation " a kind of transparent solar cell notacoria " of 201210430192.0, disclose a kind of back film of solar cell, it is made up of weathering layer, adhesive layer, electric insulation layer and tack coat and each layer is complex as a whole, wherein, adhesive layer is coated in a surface of electric insulation layer, tack coat is coated in another surface of electric insulation layer, and weathering layer is compounded in the outer surface of adhesive layer.
It can thus be appreciated that this is the comparatively simple transparent notacoria of one, and namely weathering layer is PET polyester, and its insulation property are realized by electric insulation layer, therefore, the weather resistance of this notacoria is unsatisfactory with obstruct.
Summary of the invention
The technical problem that the present invention solves: for above-mentioned deficiency, overcome the defect of prior art, the object of this invention is to provide a kind of transparent solar cell backboard film and preparation method thereof.
Technical scheme of the present invention: a kind of transparent solar cell backboard film, for four-layer structure composite membrane, comprise the easy adhesive linkage of outer weathering layer, intermediate layer, adhesive layer and internal layer, wherein intermediate layer is pet layer, and weathering layer is made up of each component of following mass fraction: liquid glass resin 33-56 part, styrene butadiene copolymers thermoplastic resin 15-25 part, Fypro 10-20 part, glass fibre 8-16 part, diphenol propane 3-7 part, polyacrylate 3-8 part, curing agent 5-10 part and diluent 15-25 part.
As preferably, described curing agent is isocyanate curing agent.
As preferably, described diluent is toluene or dimethylbenzene.
As preferably, weathering layer is made up of each component of following mass fraction: liquid glass resin 35-52 part, styrene butadiene copolymers thermoplastic resin 16-24 part, Fypro 12-19 part, glass fibre 9-15 part, diphenol propane 4-7 part, polyacrylate 3-7 part, curing agent 6-10 part and diluent 18-24 part.
More preferably, weathering layer is made up of each component of following mass fraction: liquid glass resin 38-48 part, styrene butadiene copolymers thermoplastic resin 17-22 part, Fypro 14-18 part, glass fibre 11-14 part, diphenol propane 5-6 part, polyacrylate 4-6 part, curing agent 7-9 part and diluent 19-23 part.
More preferably, weathering layer is made up of each component of following mass fraction: liquid glass resin 42-46 part, styrene butadiene copolymers thermoplastic resin 18-21 part, Fypro 15-17 part, glass fibre 12-13 part, diphenol propane 5-6 part, polyacrylate 5-6 part, curing agent 8-9 part and diluent 21-23 part.
More preferably, weathering layer is made up of each component of following mass fraction: liquid glass resin 45 parts, styrene butadiene copolymers thermoplastic resin 20 parts, Fypro 16 parts, 13 parts, glass fibre, diphenol propane 6 parts, polyacrylate 5 parts, 8 parts, curing agent and diluent 22 parts.
A preparation method for transparent solar cell backboard film, preparation process is as follows:
(1) styrene butadiene copolymers thermoplastic resin, Fypro are joined in liquid glass resin, mix;
(2) in aforesaid liquid, add glass fibre, diphenol propane and polyacrylate successively, limit edged stirs;
(3) add curing agent and diluent, after stirring, mixed liquor is coated on pet layer outer surface, normal temperature cure, obtain weathering layer and pet layer composite membrane;
(4) easy for internal layer adhesive linkage is bonded in pet layer inner surface by adhesive layer;
(5) above-mentioned composite membrane is carried out vacuum to cold pressing, prepare transparent solar cell backboard film.
Beneficial effect: transparent solar cell backboard film provided by the invention, for main material with two kinds of transparent resins, i.e. liquid glass resin and styrene butadiene copolymers thermoplastic resin, liquid glass resin has the feature of low viscosity, high rigidity, high-weatherability and quick solidifying, and the transparency after film forming is higher; Styrene butadiene copolymers thermoplastic resin is a kind of transparent resin that styrene and butadiene copolymer are formed, transparent light, there is good toughness, therefore the weathering layer of two kinds of resin compounded formation, not only there is highly desirable weatherability, transparency is higher simultaneously, and light transmittance is better, is a kind of ideal transparent solar cell backboard film.
Embodiment
In order to understand the present invention further, below in conjunction with embodiment, the preferred embodiment of the invention is described, but should be appreciated that these describe just for further illustrating the features and advantages of the present invention, instead of limiting to the claimed invention.
Embodiment 1:
A kind of transparent solar cell backboard film, for four-layer structure composite membrane, comprise the easy adhesive linkage of outer weathering layer, intermediate layer, adhesive layer and internal layer, wherein intermediate layer is pet layer, and weathering layer is made up of each component of following mass fraction: liquid glass resin (Critys H9) 33 parts, styrene butadiene copolymers thermoplastic resin 15 parts, Fypro 10 parts, 8 parts, glass fibre, diphenol propane 3 parts, polyacrylate 3 parts, isocyanate curing agent 5 parts and dimethylbenzene 15 parts.
A preparation method for transparent solar cell backboard film, preparation process is as follows:
(1) styrene butadiene copolymers thermoplastic resin, Fypro are joined in liquid glass resin, mix;
(2) in aforesaid liquid, add glass fibre, diphenol propane and polyacrylate successively, limit edged stirs;
(3) add curing agent and diluent, after stirring, mixed liquor is coated on pet layer outer surface, normal temperature cure, obtain weathering layer and pet layer composite membrane;
(4) easy for internal layer adhesive linkage is bonded in pet layer inner surface by adhesive layer;
(5) above-mentioned composite membrane is carried out vacuum to cold pressing, prepare transparent solar cell backboard film.
Embodiment 2:
A kind of transparent solar cell backboard film, for four-layer structure composite membrane, comprise the easy adhesive linkage of outer weathering layer, intermediate layer, adhesive layer and internal layer, wherein intermediate layer is pet layer, and weathering layer is made up of each component of following mass fraction: liquid glass resin (Critys H9) 56 parts, styrene butadiene copolymers thermoplastic resin 25 parts, Fypro 20 parts, 16 parts, glass fibre, diphenol propane 7 parts, polyacrylate 8 parts, isocyanate curing agent 10 parts and dimethylbenzene 25 parts.
A preparation method for transparent solar cell backboard film, preparation process is as follows:
(1) styrene butadiene copolymers thermoplastic resin, Fypro are joined in liquid glass resin, mix;
(2) in aforesaid liquid, add glass fibre, diphenol propane and polyacrylate successively, limit edged stirs;
(3) add curing agent and diluent, after stirring, mixed liquor is coated on pet layer outer surface, normal temperature cure, obtain weathering layer and pet layer composite membrane;
(4) easy for internal layer adhesive linkage is bonded in pet layer inner surface by adhesive layer;
(5) above-mentioned composite membrane is carried out vacuum to cold pressing, prepare transparent solar cell backboard film.
Embodiment 3:
A kind of transparent solar cell backboard film, for four-layer structure composite membrane, comprise the easy adhesive linkage of outer weathering layer, intermediate layer, adhesive layer and internal layer, wherein intermediate layer is pet layer, and weathering layer is made up of each component of following mass fraction: liquid glass resin (Critys H9) 35 parts, styrene butadiene copolymers thermoplastic resin 16 parts, Fypro 12 parts, 9 parts, glass fibre, diphenol propane 4 parts, polyacrylate 3 parts, isocyanate curing agent 6 parts and toluene 18 parts.
A preparation method for transparent solar cell backboard film, preparation process is as follows:
(1) styrene butadiene copolymers thermoplastic resin, Fypro are joined in liquid glass resin, mix;
(2) in aforesaid liquid, add glass fibre, diphenol propane and polyacrylate successively, limit edged stirs;
(3) add curing agent and diluent, after stirring, mixed liquor is coated on pet layer outer surface, normal temperature cure, obtain weathering layer and pet layer composite membrane;
(4) easy for internal layer adhesive linkage is bonded in pet layer inner surface by adhesive layer;
(5) above-mentioned composite membrane is carried out vacuum to cold pressing, prepare transparent solar cell backboard film.
Embodiment 4:
A kind of transparent solar cell backboard film, for four-layer structure composite membrane, comprise the easy adhesive linkage of outer weathering layer, intermediate layer, adhesive layer and internal layer, wherein intermediate layer is pet layer, and weathering layer is made up of each component of following mass fraction: liquid glass resin (Critys H9) 48 parts, styrene butadiene copolymers thermoplastic resin 22 parts, Fypro 18 parts, 14 parts, glass fibre, diphenol propane 6 parts, polyacrylate 6 parts, isocyanate curing agent 9 parts and toluene 23 parts.
A preparation method for transparent solar cell backboard film, preparation process is as follows:
(1) styrene butadiene copolymers thermoplastic resin, Fypro are joined in liquid glass resin, mix;
(2) in aforesaid liquid, add glass fibre, diphenol propane and polyacrylate successively, limit edged stirs;
(3) add curing agent and diluent, after stirring, mixed liquor is coated on pet layer outer surface, normal temperature cure, obtain weathering layer and pet layer composite membrane;
(4) easy for internal layer adhesive linkage is bonded in pet layer inner surface by adhesive layer;
(5) above-mentioned composite membrane is carried out vacuum to cold pressing, prepare transparent solar cell backboard film.
Embodiment 5:
A kind of transparent solar cell backboard film, for four-layer structure composite membrane, comprise the easy adhesive linkage of outer weathering layer, intermediate layer, adhesive layer and internal layer, wherein intermediate layer is pet layer, and weathering layer is made up of each component of following mass fraction: liquid glass resin (Critys H9) 45 parts, styrene butadiene copolymers thermoplastic resin 20 parts, Fypro 16 parts, 13 parts, glass fibre, diphenol propane 6 parts, polyacrylate 5 parts, isocyanate curing agent 8 parts and toluene or dimethylbenzene 22 parts.
A preparation method for transparent solar cell backboard film, preparation process is as follows:
(1) styrene butadiene copolymers thermoplastic resin, Fypro are joined in liquid glass resin, mix;
(2) in aforesaid liquid, add glass fibre, diphenol propane and polyacrylate successively, limit edged stirs;
(3) add curing agent and diluent, after stirring, mixed liquor is coated on pet layer outer surface, normal temperature cure, obtain weathering layer and pet layer composite membrane;
(4) easy for internal layer adhesive linkage is bonded in pet layer inner surface by adhesive layer;
(5) above-mentioned composite membrane is carried out vacuum to cold pressing, prepare transparent solar cell backboard film.
Application number be 201210430192.0 the disclosed technical scheme of patent documentation " a kind of transparent solar cell notacoria " prepare solar battery back film, be control group; Measure the weather resistance of above-mentioned embodiment and control group notacoria.
Carry out two eight or five ageing tests to embodiment 1-5 and control group, result is as shown in table 1:
The weatherability test of table 1 back film of solar cell
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Control group |
| Two eight or five aging/h | ≥2200 | ≥2200 | ≥2200 | ≥2200 | ≥2200 | ≥1500 |
As seen from the above table, two eight or five senile experiments of embodiment 1-5 are all more than 2200h, and control group, more than 1500h, is significantly higher than control group, and therefore, the excellent weather resistance and hard of embodiment 1-5 is in control group.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a transparent solar cell backboard film, it is characterized in that, for four-layer structure composite membrane, comprise the easy adhesive linkage of outer weathering layer, intermediate layer, adhesive layer and internal layer, wherein intermediate layer is pet layer, and weathering layer is made up of each component of following mass fraction: liquid glass resin 33-56 part, styrene butadiene copolymers thermoplastic resin 15-25 part, Fypro 10-20 part, glass fibre 8-16 part, diphenol propane 3-7 part, polyacrylate 3-8 part, curing agent 5-10 part and diluent 15-25 part.
2. transparent solar cell backboard film according to claim 1, is characterized in that: described curing agent is isocyanate curing agent.
3. transparent solar cell backboard film according to claim 1, is characterized in that: described diluent is toluene or dimethylbenzene.
4. transparent solar cell backboard film according to claim 1, it is characterized in that, weathering layer is made up of each component of following mass fraction: liquid glass resin 35-52 part, styrene butadiene copolymers thermoplastic resin 16-24 part, Fypro 12-19 part, glass fibre 9-15 part, diphenol propane 4-7 part, polyacrylate 3-7 part, curing agent 6-10 part and diluent 18-24 part.
5. transparent solar cell backboard film according to claim 4, it is characterized in that, weathering layer is made up of each component of following mass fraction: liquid glass resin 38-48 part, styrene butadiene copolymers thermoplastic resin 17-22 part, Fypro 14-18 part, glass fibre 11-14 part, diphenol propane 5-6 part, polyacrylate 4-6 part, curing agent 7-9 part and diluent 19-23 part.
6. transparent solar cell backboard film according to claim 5, it is characterized in that, weathering layer is made up of each component of following mass fraction: liquid glass resin 42-46 part, styrene butadiene copolymers thermoplastic resin 18-21 part, Fypro 15-17 part, glass fibre 12-13 part, diphenol propane 5-6 part, polyacrylate 5-6 part, curing agent 8-9 part and diluent 21-23 part.
7. transparent solar cell backboard film according to claim 6, it is characterized in that, weathering layer is made up of each component of following mass fraction: liquid glass resin 45 parts, styrene butadiene copolymers thermoplastic resin 20 parts, Fypro 16 parts, 13 parts, glass fibre, diphenol propane 6 parts, polyacrylate 5 parts, 8 parts, curing agent and diluent 22 parts.
8. a preparation method for transparent solar cell backboard film according to claim 1, it is characterized in that, preparation process is as follows:
(1) styrene butadiene copolymers thermoplastic resin, Fypro are joined in liquid glass resin, mix;
(2) in aforesaid liquid, add glass fibre, diphenol propane and polyacrylate successively, limit edged stirs;
(3) add curing agent and diluent, after stirring, mixed liquor is coated on pet layer outer surface, normal temperature cure, obtain weathering layer and pet layer composite membrane;
(4) easy for internal layer adhesive linkage is bonded in pet layer inner surface by adhesive layer;
(5) above-mentioned composite membrane is carried out vacuum to cold pressing, prepare transparent solar cell backboard film.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106601846A (en) * | 2016-11-29 | 2017-04-26 | 梁结平 | Light-focusing solar cell panel |
| CN112126098A (en) * | 2020-09-22 | 2020-12-25 | 广东毅科新材料有限公司 | Plastic-free composite film |
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| US20110129664A1 (en) * | 2009-12-01 | 2011-06-02 | Kojima Press Industry Co., Ltd. | Organic glass for automobile and process for producing the same |
| CN102931262A (en) * | 2012-11-01 | 2013-02-13 | 乐凯胶片股份有限公司 | Transparent back film for solar cell |
| CN102969383A (en) * | 2012-12-07 | 2013-03-13 | 李民 | Solar panel back plate with three-layer structure |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110129664A1 (en) * | 2009-12-01 | 2011-06-02 | Kojima Press Industry Co., Ltd. | Organic glass for automobile and process for producing the same |
| CN102931262A (en) * | 2012-11-01 | 2013-02-13 | 乐凯胶片股份有限公司 | Transparent back film for solar cell |
| CN102969383A (en) * | 2012-12-07 | 2013-03-13 | 李民 | Solar panel back plate with three-layer structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106601846A (en) * | 2016-11-29 | 2017-04-26 | 梁结平 | Light-focusing solar cell panel |
| CN112126098A (en) * | 2020-09-22 | 2020-12-25 | 广东毅科新材料有限公司 | Plastic-free composite film |
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| Publication number | Publication date |
|---|---|
| CN104362206B (en) | 2016-08-24 |
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Effective date of registration: 20190517 Address after: 226300 Xiting Town Industrial Park, Tongzhou District, Nantong City, Jiangsu Province Patentee after: SUNSHORE SOLAR ENERGY Co.,Ltd. Address before: 214142 Room 312, Area A, 530 Building, Qingyuan Road, Science Park, Taikeyuan University, New District, Wuxi City, Jiangsu Province Patentee before: WUXI SUNOCEAN Co.,Ltd. |
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Denomination of invention: A transparent solar panel back film and its preparation method Effective date of registration: 20220628 Granted publication date: 20160824 Pledgee: Nantong Jiangsu rural commercial bank Limited by Share Ltd. Pledgor: SUNSHORE SOLAR ENERGY Co.,Ltd. Registration number: Y2022980009429 |