CN106876511A - A kind of solar cell backboard - Google Patents
A kind of solar cell backboard Download PDFInfo
- Publication number
- CN106876511A CN106876511A CN201710096012.2A CN201710096012A CN106876511A CN 106876511 A CN106876511 A CN 106876511A CN 201710096012 A CN201710096012 A CN 201710096012A CN 106876511 A CN106876511 A CN 106876511A
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- CN
- China
- Prior art keywords
- solar cell
- layer
- cell backboard
- adhesive
- curing agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000010410 layer Substances 0.000 claims abstract description 46
- 239000011159 matrix material Substances 0.000 claims abstract description 20
- 239000012790 adhesive layer Substances 0.000 claims abstract description 11
- 238000004806 packaging method and process Methods 0.000 claims abstract description 9
- 239000002313 adhesive film Substances 0.000 claims abstract description 8
- 230000007774 longterm Effects 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 24
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 21
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 21
- 239000000853 adhesive Substances 0.000 claims description 15
- 230000001070 adhesive effect Effects 0.000 claims description 15
- 229920005989 resin Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 8
- 229920001577 copolymer Polymers 0.000 claims description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 6
- 239000011256 inorganic filler Substances 0.000 claims description 6
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 6
- -1 polyethylene terephthalate Polymers 0.000 claims description 6
- 229920001567 vinyl ester resin Polymers 0.000 claims description 6
- 239000012948 isocyanate Substances 0.000 claims description 5
- 150000002513 isocyanates Chemical group 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- 239000005977 Ethylene Substances 0.000 claims description 4
- 229910052731 fluorine Inorganic materials 0.000 claims description 4
- 239000011737 fluorine Substances 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 3
- 239000004925 Acrylic resin Substances 0.000 claims description 2
- 229920000178 Acrylic resin Polymers 0.000 claims description 2
- 229920002799 BoPET Polymers 0.000 claims description 2
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 claims description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 2
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical compound FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 2
- 238000006471 dimerization reaction Methods 0.000 claims description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 2
- 239000003822 epoxy resin Substances 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 2
- 125000001153 fluoro group Chemical group F* 0.000 claims description 2
- 229940042795 hydrazides for tuberculosis treatment Drugs 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 2
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 239000011247 coating layer Substances 0.000 claims 1
- 238000002310 reflectometry Methods 0.000 abstract description 20
- 230000003712 anti-aging effect Effects 0.000 abstract description 2
- 235000013409 condiments Nutrition 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical group FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- HBGPNLPABVUVKZ-POTXQNELSA-N (1r,3as,4s,5ar,5br,7r,7ar,11ar,11br,13as,13br)-4,7-dihydroxy-3a,5a,5b,8,8,11a-hexamethyl-1-prop-1-en-2-yl-2,3,4,5,6,7,7a,10,11,11b,12,13,13a,13b-tetradecahydro-1h-cyclopenta[a]chrysen-9-one Chemical compound C([C@@]12C)CC(=O)C(C)(C)[C@@H]1[C@H](O)C[C@]([C@]1(C)C[C@@H]3O)(C)[C@@H]2CC[C@H]1[C@@H]1[C@]3(C)CC[C@H]1C(=C)C HBGPNLPABVUVKZ-POTXQNELSA-N 0.000 description 1
- PFRGGOIBYLYVKM-UHFFFAOYSA-N 15alpha-hydroxylup-20(29)-en-3-one Natural products CC(=C)C1CCC2(C)CC(O)C3(C)C(CCC4C5(C)CCC(=O)C(C)(C)C5CCC34C)C12 PFRGGOIBYLYVKM-UHFFFAOYSA-N 0.000 description 1
- SOKRNBGSNZXYIO-UHFFFAOYSA-N Resinone Natural products CC(=C)C1CCC2(C)C(O)CC3(C)C(CCC4C5(C)CCC(=O)C(C)(C)C5CCC34C)C12 SOKRNBGSNZXYIO-UHFFFAOYSA-N 0.000 description 1
- 229920006266 Vinyl film Polymers 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- JOHWNGGYGAVMGU-UHFFFAOYSA-N trifluorochlorine Chemical compound FCl(F)F JOHWNGGYGAVMGU-UHFFFAOYSA-N 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/049—Protective back sheets
-
- 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
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
- H01L31/056—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means the light-reflecting means being of the back surface reflector [BSR] type
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of solar cell backboard, including PET matrix layer, weather-proof film layer, adhesive layer, tack coat, the PET matrix layer side is the weather-proof film layer with long-term weatherability, bonded by adhesive layer between the PET matrix layer, weather-proof film layer, the PET matrix layer opposite side is the tack coat for bonding packaging adhesive film.Ultrahigh-reflectivity solar cell backboard provided by the present invention can have good cohesive force with EVA, the advantages of long-term anti-ageing performance is good, while the reflectivity in 400 1100nm wave-length coverages is more than 97%, can significantly improve component power.
Description
Technical field
The present invention relates to technical field of solar batteries, more particularly to a kind of solar cell backboard.
Background technology
Solar cell is the device that electric energy is directly converted to using solar energy, the wavelength model of the sunshine that it is mainly utilized
Enclose be in 400-1100nm, but general backboard reflectivity is relatively low, 70% or so, this is caused the reflectivity of 400-1100nm
The sunshine part for reaching the day sun energy battery component back side is reached outside component through solar energy backboard, causes solar energy to damage
Lose, so as to reduce the light energy use efficiency of battery component.Having experimental data proves, for the battery component of 250W, backboard is anti-
Penetrating rate often increases by 10%, and electric power generation cell can improve 0.3%.Existing solar energy backboard simultaneously, reflectivity is relatively low, uses
Generated heat in journey excessive, cause flavescence to become fragile, influence the service life of solar cell module.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, of the invention
One purpose is to propose a kind of solar components solar cell backboard with high-weatherability, ultra-high reflectivity.
A kind of solar cell backboard according to embodiments of the present invention, it has four-layer structure, including PET matrix layer, in
Described PET matrix layer side is the weather-proof film layer with long-term weatherability, and weather-proof with described positioned at PET matrix layer
Property layer adhesive layer bond, in described PET matrix layer opposite side be fluorine-containing coat as solar energy backboard and packaging plastic
The tack coat of film.
Preferably, the PET matrix layer is high reflection expansion type PET film, and its thickness is 0.05-1mm.
Preferably, the weather-proof film layer is in weatherability polyethylene terephthalate or polyvinylidene difluoride film
One kind, its thickness is 0.02-0.05mm.
Preferably, the adhesive that the adhesive layer is used is adhesive for polyurethane, acrylic resin adhesive, asphalt mixtures modified by epoxy resin
One or more mixtures in fat adhesive, polyester adhesive, its thickness is 0.005-0.030mm.
Preferably, the tack coat is fluorine-containing coat, including organic resin, curing agent and inorganic filler, its thickness
It is 0.001-0.030mm.
Preferably, the organic resin be tetrafluoroethylene-Ethylene base ester copolymer, tetrafluoroethylene-Ethylene base ether copolymer,
One or more in CTFE-vinyl ester copolymer, CTFE-vinyl ether co-polymer.
Preferably, the curing agent is isocyanates system curing agent, imidazole curing agent, hydrazides curing agent, amine curing agent
With the one kind in cyanamid dimerization class curing agent.
Preferably, the inorganic filler is titanium dioxide, mica powder, talcum powder, barium sulfate, calcium carbonate, aluminium hydroxide, Buddha's warrior attendant
One or more in stone flour.
Beneficial effects of the present invention：Ultrahigh-reflectivity solar cell backboard provided by the present invention can have well with EVA
Cohesive force, it is good with thermal diffusivity, the advantages of long-term anti-ageing performance is good, while in the reflection of 400-1100nm wave-length coverages
Rate is more than 97%, can significantly improve component power.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and constitutes a part for specification, with reality of the invention
Applying example is used to explain the present invention together, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation of solar cell backboard proposed by the present invention；
Fig. 2 is the structural representation that a kind of solar cell backboard proposed by the present invention is applied in solar cell module
Figure.
In figure：1PET base layers, 2 weather-proof film layers, 3 adhesive layers, 4 tack coats, 5 ultrahigh-reflectivity solar battery backs
Plate, 6 the oneth EVA encapsulated layers, 7 cell pieces, 8 the 2nd EVA encapsulated layers, 9 glassy layers.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from start to finish
As element or the element with same or like function.Embodiment below with reference to Description of Drawings is exemplary, purport
For explaining the present invention, and it is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, must rather than the device or element for indicating or imply meaning
With specific orientation, with specific azimuth configuration and operation, therefore must be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " is meant that two or more,
Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be that machinery connects
Connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or two interaction relationships of element.For the ordinary skill in the art, can be according to specific feelings
Condition understands above-mentioned term concrete meaning in the present invention.
Embodiment one：
Reference picture 1, a kind of solar cell backboard, including PET matrix layer 1, weather-proof film layer 2, transparent adhesive layer 3
And the tack coat 4 with packaging adhesive film cementation；
The above-mentioned PET matrix layer 1 that the present invention is given is high reflection expansion type pet film, thickness
50~500 microns, specific thickness is 250 microns；Weather-proof film layer 2 is weatherability polyethylene terephthalate or gathers inclined fluorine
One kind in vinyl film, thickness is 20~50 microns, and specific thickness is 22.5 microns；Transparent adhesive 3 is transparent polyester type
Adhesive, its thickness are 5-30 microns, and specific thickness is 10 microns；Included with the tack coat 4 of packaging adhesive film cementation organic
Resin, curing agent, inorganic condiment, its thickness are 1-30 microns, and preferred thickness is 5 microns.Wherein organic resin is trifluoro chloroethene
Alkene-vinyl ester copolymer, curing agent is isocyanate curing agent, and inorganic filler is titanium dioxide.
Application of the above-mentioned ultrahigh-reflectivity solar cell backboard 5 in solar cell module is as shown in Figure 2.Ultrahigh-reflectivity
Tack coat 4 in solar cell backboard 5 is bonded with an EVA encapsulated layers 6, and cell piece 7 is encapsulated installed in first, second EVA
Between layer 6 and 8, the second encapsulated layer 8 bonds the whole battery installation of completion with outermost glassy layer 9.
In the present embodiment, ultrahigh-reflectivity solar cell backboard has the reflectivity of superelevation, in the reflection of 400-1100nm
Rate, for 250W battery components, lifts more than 1.2W, while this reality 99.5% than common 80% reflectivity backboard generated output
Applying a dorsulum has good weatherability (UV300KWh, △ b=1.9).
Embodiment two：
Reference picture 1, a kind of solar cell backboard, including PET matrix layer 1, weather-proof film layer 2, transparent adhesive layer 3 and
With the tack coat 4 of packaging adhesive film cementation；
The above-mentioned PET matrix layer 1 that the present invention is given is high reflection expansion type pet film, thickness
50~1000 microns, specific thickness is 150 microns；Weather-proof film layer 2 is weatherability polyethylene terephthalate or poly- inclined
One kind in fluoroethylene film, thickness is 20~50 microns, and specific thickness is 22.5 microns；Transparent adhesive 3 is transparent poly-
Ester type adhesive, its thickness are 5-30 microns, and specific thickness is 10 microns；Tack coat 4 with packaging adhesive film cementation is included
Organic resin, curing agent, inorganic condiment, its thickness are 1-30 microns, and preferred thickness is 5 microns.Wherein organic resin is trifluoro
Vinyl chloride-vinyl ester copolymer, curing agent is isocyanate curing agent, and inorganic filler is barium sulfate.
In the present embodiment, ultrahigh-reflectivity solar cell backboard has the reflectivity of superelevation, in the reflection of 400-1100nm
Rate, for 250W battery components, lifts more than 1.1W, while this reality 97.5% than common 80% reflectivity backboard generated output
Applying a dorsulum has good weatherability (UV300KWh, △ b=2.3).
Embodiment three：
Reference picture 1, a kind of solar cell backboard, including PET matrix layer 1, weather-proof film layer 2, transparent adhesive layer 3 and
With the tack coat 4 of packaging adhesive film cementation；
The above-mentioned PET matrix layer 1 that the present invention is given is high reflection expansion type pet film, thickness
50~1000 microns, specific thickness is 125 microns；Weather-proof film layer 2 is weatherability polyethylene terephthalate or poly- inclined
One kind in fluoroethylene film, thickness is 20~50 microns, and specific thickness is 38 microns；Transparent adhesive 3 is transparent polyester
Type adhesive, its thickness are 5-30 microns, and specific thickness is 10 microns；Tack coat 4 with packaging adhesive film cementation includes
Machine resin, curing agent, inorganic condiment, its thickness are 1-30 microns, and preferred thickness is 5 microns.Wherein organic resin is trifluoro chlorine
Ethylene-vinyl ester copolymer and tetrafluoroethylene-Ethylene base ester copolymer mixture, curing agent is isocyanate curing agent, nothing
Machine filler is titanium dioxide and barium sulfate.
In the present embodiment, solar cell backboard has the reflectivity of superelevation, exists in the reflectivity of 400-1100nm
97.1%, for 250W battery components, more than 1.1W is lifted than common 80% reflectivity backboard generated output, while the present embodiment
Dorsulum has good weatherability (UV300KWh, △ b=2.1).
The sample according to obtained in embodiment experiment has following other typical performances：
Product of the present invention has the reflectivity and good ageing-resistant performance of superelevation, both ensure that the service life of component,
Significant role is made in lifting more to component power.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be with
It is the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (8)
1. a kind of solar cell backboard, it is characterised in that：Including PET matrix layer, weather-proof film layer, adhesive layer, tack coat,
The PET matrix layer side is the weather-proof film layer with long-term weatherability, is led between the PET matrix layer, weather-proof film layer
Adhesive layer bonding is crossed, the PET matrix layer opposite side is the tack coat for bonding packaging adhesive film.
2. a kind of solar cell backboard according to claim 1, it is characterised in that：The PET matrix layer is high reflection
Expansion type PET film, its thickness is 0.05-1mm.
3. a kind of solar cell backboard according to claim 1, it is characterised in that：The weather-proof film layer is weatherability
One kind in polyethylene terephthalate or polyvinylidene difluoride film, its thickness is 0.02-0.05mm.
4. a kind of solar cell backboard according to claim 1, it is characterised in that：The gluing that the adhesive layer is used
Agent is one or more mixing in adhesive for polyurethane, acrylic resin adhesive, epoxy resin adhesive, polyester adhesive
Thing, its thickness is 0.005-0.030mm.
5. a kind of solar cell backboard according to claim 1, it is characterised in that：The tack coat is fluorine-containing coating
Layer, including organic resin, curing agent and inorganic filler, its thickness are 0.001-0.030mm.
6. a kind of solar cell backboard according to claim 5, it is characterised in that：The organic resin is tetrafluoro second
Alkene-vinyl ester copolymer, tetrafluoroethylene-Ethylene base ether copolymer, CTFE-vinyl ester copolymer, trifluoro chloroethene
One or more in alkene-vinyl ether co-polymer.
7. a kind of solar cell backboard according to claim 5, it is characterised in that：The curing agent is isocyanates system
One kind in curing agent, imidazole curing agent, hydrazides curing agent, amine curing agent and cyanamid dimerization class curing agent.
8. a kind of solar cell backboard according to claim 5, it is characterised in that：The inorganic filler be titanium dioxide,
One or more in mica powder, talcum powder, barium sulfate, calcium carbonate, aluminium hydroxide, bortz powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096012.2A CN106876511A (en) | 2017-02-22 | 2017-02-22 | A kind of solar cell backboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096012.2A CN106876511A (en) | 2017-02-22 | 2017-02-22 | A kind of solar cell backboard |
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| Publication Number | Publication Date |
|---|---|
| CN106876511A true CN106876511A (en) | 2017-06-20 |
Family
ID=59168457
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710096012.2A Pending CN106876511A (en) | 2017-02-22 | 2017-02-22 | A kind of solar cell backboard |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611203A (en) * | 2017-10-16 | 2018-01-19 | 苏州中来光伏新材股份有限公司 | A kind of high performance solar cells backboard and preparation method and component |
| CN107749430A (en) * | 2017-10-20 | 2018-03-02 | 张东 | A kind of solar cell backboard, solar cell and preparation method thereof |
| CN109968768A (en) * | 2017-12-28 | 2019-07-05 | 宁波长阳科技股份有限公司 | A kind of insulating heat-conductive solar cell backboard |
| CN110938387A (en) * | 2018-09-25 | 2020-03-31 | 苏州维兰德新材料有限公司 | High-weather-resistance polyolefin composite film for solar cell back plate and preparation method thereof |
| WO2021128585A1 (en) * | 2019-12-27 | 2021-07-01 | 苏州赛伍应用技术股份有限公司 | Solar cell backplane |
| CN114420781A (en) * | 2022-01-11 | 2022-04-29 | 苏州赛伍应用技术股份有限公司 | Blue high-reflection solar cell backboard |
| CN115911164A (en) * | 2022-10-21 | 2023-04-04 | 隆基绿能科技股份有限公司 | Solar module and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130209795A1 (en) * | 2010-10-20 | 2013-08-15 | Suzhou Sunshine New Materials Technology Co., Ltd. | Polymer backsheet of solar cell assembly and manufacturing process thereof |
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| CN107611203A (en) * | 2017-10-16 | 2018-01-19 | 苏州中来光伏新材股份有限公司 | A kind of high performance solar cells backboard and preparation method and component |
| CN107611203B (en) * | 2017-10-16 | 2024-04-30 | 苏州中来光伏新材股份有限公司 | High-performance solar cell backboard, preparation method and assembly |
| CN107749430A (en) * | 2017-10-20 | 2018-03-02 | 张东 | A kind of solar cell backboard, solar cell and preparation method thereof |
| CN107749430B (en) * | 2017-10-20 | 2019-11-08 | 周新芳 | A kind of solar cell backboard, solar battery and preparation method thereof |
| CN109968768A (en) * | 2017-12-28 | 2019-07-05 | 宁波长阳科技股份有限公司 | A kind of insulating heat-conductive solar cell backboard |
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| CN110938387A (en) * | 2018-09-25 | 2020-03-31 | 苏州维兰德新材料有限公司 | High-weather-resistance polyolefin composite film for solar cell back plate and preparation method thereof |
| WO2021128585A1 (en) * | 2019-12-27 | 2021-07-01 | 苏州赛伍应用技术股份有限公司 | Solar cell backplane |
| CN114420781A (en) * | 2022-01-11 | 2022-04-29 | 苏州赛伍应用技术股份有限公司 | Blue high-reflection solar cell backboard |
| CN115911164A (en) * | 2022-10-21 | 2023-04-04 | 隆基绿能科技股份有限公司 | Solar module and preparation method thereof |
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Application publication date: 20170620 |