CN104409547A - Radiating type solar battery backboard structure and preparation method thereof - Google Patents
Radiating type solar battery backboard structure and preparation method thereof Download PDFInfo
- Publication number
- CN104409547A CN104409547A CN201410650877.5A CN201410650877A CN104409547A CN 104409547 A CN104409547 A CN 104409547A CN 201410650877 A CN201410650877 A CN 201410650877A CN 104409547 A CN104409547 A CN 104409547A
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- CN
- China
- Prior art keywords
- layer
- type solar
- solar cell
- radiating type
- tack coat
- 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.)
- Granted
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- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 229920000098 polyolefin Polymers 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 30
- 229920002313 fluoropolymer Polymers 0.000 claims description 19
- 239000004811 fluoropolymer Substances 0.000 claims description 19
- 239000005030 aluminium foil Substances 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000002033 PVDF binder Substances 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 9
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000003851 corona treatment Methods 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052731 fluorine Inorganic materials 0.000 abstract description 8
- 239000011737 fluorine Substances 0.000 abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 abstract description 6
- 239000011888 foil Substances 0.000 abstract description 6
- 239000000758 substrate Substances 0.000 abstract description 6
- 239000011347 resin Substances 0.000 abstract description 5
- 229920005989 resin Polymers 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- 230000017525 heat dissipation Effects 0.000 abstract 2
- 239000002131 composite material Substances 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000009466 transformation Effects 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
-
- 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
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- 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
-
- 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
-
- 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
- H01L31/186—Particular post-treatment for the devices, e.g. annealing, impurity gettering, short-circuit elimination, recrystallisation
-
- 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
Abstract
The invention relates to a radiating type solar battery backboard structure and a preparation method thereof. The structure includes a PET substrate and an aluminum foil layer located at one side of the PET substrate, and the aluminum foil layer composites the PET substrate by means of an adhesive. The outer layer of the aluminum foil layer is coated with a fluorine resin coating. The other side of the PET substrate is equipped with a polyolefin layer, and the polyolefin layer is compounded with the PET substrate by means of the adhesive. Because the aluminum foil layer is used as a heat dissipation layer, so that the heat dissipation performance of the solar battery backboard is improved. At the same time, the outer layer of the aluminum foil layer is coated with the fluorine resin coating, which can protect the long-term use performance of the solar battery backboard.
Description
Technical field
The present invention relates to a kind of heat radiating type solar cell backboard structure and preparation method thereof, especially a kind of using aluminum foil material as heat dissipating layer, and fluorine resin is coated in aluminium foil layer surface and is applied to solar cell backboard as weathering layer.
Background technology
Current domestic crystal silicon solar batteries component package backboard mainly adopt one side fluorine-containing compound, double-side fluorine is compound, and one side coating fluorine-containing type solar cell backboard.This kind of backboard is comparatively large and be high barrier material because of its thickness, is unfavorable for that cell piece heat effectively sheds.Research shows that cell piece temperature often rises 1 DEG C, and cell piece transformation efficiency will decline 4%, so the heat dispersion of solar cell backboard can affect the operating efficiency of cell piece largely.
Summary of the invention
Technical problem to be solved by this invention is: the heat dispersion of solar cell backboard is bad, causes the inefficiency of cell piece, proposes a kind of heat radiating type solar cell backboard structure and preparation method thereof.
Technical scheme:
A kind of heat radiating type solar cell backboard structure, includes the fluoropolymer layer, aluminium foil layer, the first tack coat, PET base material, the second tack coat, the polyolefin layer that are arranged in order.
The material of described fluoropolymer layer is selected from the mixing of a kind of in PVDF and FEVE or two kinds.
The thickness of described fluoropolymer layer is preferably 3 ~ 20 μm.
The thickness of described aluminium foil layer is preferably 10 ~ 100 μm.
The thickness of described PET base material is preferably 50 ~ 300 μm, and described PET base material is two-sided through low-temperature plasma corona treatment.
The material of described polyolefin layer is preferably polypropylene; The thickness of polyolefin layer is preferably 20 ~ 150 μm.
The first described tack coat and the second tack coat be formed by polyurethane or acrylic glue curing, its thickness is 5 ~ 15 μm.
The preparation method of above-mentioned heat radiating type solar cell backboard structure, comprises the steps:
1st step, apply glue in the side of PET base material, then to be heating and curing, to form the first tack coat, then on the first tack coat pressing aluminium foil layer, then on aluminium foil layer pressing fluoropolymer layer;
2nd step, apply glue at the opposite side of PET base material, then to be heating and curing, to form the second tack coat, then on the second tack coat pressing polyolefin layer.
In the 1st described step, the temperature be heating and curing is 80 ~ 120 DEG C; The process conditions of pressing aluminium foil layer are: temperature 80 ~ 110 DEG C, pressure 10 ~ 15kg/cm
2, then roast 10 ~ 20 hours under the condition of 50 ~ 80 DEG C; The process conditions of pressing fluoropolymer layer are: temperature 70 ~ 120 DEG C, pressure 15 ~ 25kg/cm
2, then roast 10 ~ 20 hours under the condition of 50 ~ 80 DEG C; In the 2nd described step, the temperature be heating and curing is 80 ~ 120 DEG C; The process conditions of pressing polyolefin layer are: temperature 90 ~ 120 DEG C, pressure 15 ~ 20kg/cm
2, then roast 10 ~ 20 hours under the condition of 50 ~ 80 DEG C.
beneficial effect
By aluminium foil layer as heat dissipating layer, improve the heat dispersion of solar cell backboard, skin arranges fluorine-containing coat, to protect the Long-Term Properties of solar cell backboard simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of heat radiating type solar cell backboard provided by the invention.
Wherein, 1, fluoropolymer layer; 2, aluminium foil layer; 3, the first tack coat; 4, PET base material; 5, the second tack coat; 6, polyolefin layer.
Embodiment
embodiment 1
Heat radiating type solar cell backboard structure, includes the fluoropolymer layer 1, aluminium foil layer 2, first tack coat 3, PET base material 4, second tack coat 5, the polyolefin layer 6 that are arranged in order; The material of described fluoropolymer layer is PVDF; The thickness of described fluoropolymer layer 15 μm; The thickness of described aluminium foil layer is 50 μm; The thickness of described PET base material is 100 μm, and described PET base material is two-sided through low-temperature plasma corona treatment; The material of described polyolefin layer is polypropylene; The thickness of polyolefin layer is 80 μm; The first described tack coat and the second tack coat be formed by acrylic glue curing, its thickness is 10 μm.
The preparation method of above-mentioned heat radiating type solar cell backboard structure:
1st step, apply glue in the side of PET base material, then be heating and curing, the temperature be heating and curing is 100 DEG C, forms the first tack coat, then on the first tack coat pressing aluminium foil layer, the process conditions of pressing aluminium foil layer are: temperature 100 DEG C, pressure 12kg/cm
2, then roast 15 hours under the condition of 70 DEG C; Pressing fluoropolymer layer on aluminium foil layer again, the process conditions of pressing fluoropolymer layer are: temperature 110 DEG C, pressure 20kg/cm
2, then roast 15 hours under the condition of 70 DEG C;
2nd step, apply glue at the opposite side of PET base material, then be heating and curing, the temperature be heating and curing is 90 DEG C, form the second tack coat, pressing polyolefin layer on the second tack coat again, the process conditions of pressing polyolefin layer are: temperature 110 DEG C, pressure 17kg/cm
2, then roast 16 hours under the condition of 70 DEG C.
embodiment 2
Be with the difference of embodiment 1: the material of fluoropolymer layer is FEVE.
embodiment 3
Be with the difference of embodiment 1: the material of fluoropolymer layer is made by co-extrusion to by PVDF and FEVE, and wherein the weight ratio of PVDF and FEVE adopts 2:1,3:1,4:1,5:1,6:1 respectively, is called 1st ~ 5 groups.Coextrusion process is: by PVDF resin and FEVE mixed with resin evenly after extrude under the condition of 240 DEG C.
embodiment 4
Be with the difference of embodiment 3: the material of fluoropolymer layer is co-extruded after being mixed according to weight ratio 4:1 by PVDF, FEVE, and add the carbon fiber of PVDF and FEVE total weight 2% in the process of mixing.
performance test
As can be seen from the table, by mixing quantitative FEVE in PVDF material, the performance of the stop UV of backboard can be improved; In addition, by doping carbon fiber material in fluorine material, the puncture voltage of substrate can be improved.
Claims (9)
1. a heat radiating type solar cell backboard structure, is characterized in that, includes the fluoropolymer layer (1), aluminium foil layer (2), the first tack coat (3), PET base material (4), the second tack coat (5), the polyolefin layer (6) that are arranged in order.
2. heat radiating type solar cell backboard structure according to claim 1, is characterized in that: the material of described fluoropolymer layer (1) is selected from the mixing of a kind of in PVDF and FEVE or two kinds.
3. heat radiating type solar cell backboard structure according to claim 1, is characterized in that: the thickness of described fluoropolymer layer (1) is 3 ~ 20 μm.
4. heat radiating type solar cell backboard structure according to claim 1, is characterized in that: the thickness of described aluminium foil layer (2) is 10 ~ 100 μm.
5. heat radiating type solar cell backboard structure according to claim 1, is characterized in that: the thickness of described PET base material (4) is preferably 50 ~ 300 μm, and described PET base material (4) is two-sided through low-temperature plasma corona treatment.
6. heat radiating type solar cell backboard structure according to claim 1, is characterized in that: the material of described polyolefin layer (6) is polypropylene; The thickness of polyolefin layer (6) is 20 ~ 150 μm.
7. heat radiating type solar cell backboard structure according to claim 1, is characterized in that: described the first tack coat (3) and the second tack coat (5) be formed by polyurethane or acrylic glue curing, its thickness is 5 ~ 15 μm.
8. the preparation method of the heat radiating type solar cell backboard structure described in claim 1 ~ 7 any one, it is characterized in that, comprise the steps: the 1st step, apply glue in the side of PET base material (4), be heating and curing again, form the first tack coat (3), again at the upper pressing aluminium foil layer (2) of the first tack coat (3), then at the upper pressing fluoropolymer layer (1) of aluminium foil layer (2); 2nd step, apply glue at the opposite side of PET base material (4), then to be heating and curing, to form the second tack coat (5), then at the upper pressing polyolefin layer (6) of the second tack coat (5).
9. the preparation method of heat radiating type solar cell backboard structure according to claim 8, is characterized in that: in the 1st described step, the temperature be heating and curing is 80 ~ 120 DEG C; The process conditions of pressing aluminium foil layer (2) are: temperature 80 ~ 110 DEG C, pressure 10 ~ 15kg/cm
2, then roast 10 ~ 20 hours under the condition of 50 ~ 80 DEG C; The process conditions of pressing fluoropolymer layer (1) are: temperature 70 ~ 120 DEG C, pressure 15 ~ 25kg/cm
2, then roast 10 ~ 20 hours under the condition of 50 ~ 80 DEG C; In the 2nd described step, the temperature be heating and curing is 80 ~ 120 DEG C; The process conditions of pressing polyolefin layer (6) are: temperature 90 ~ 120 DEG C, pressure 15 ~ 20kg/cm
2, then roast 10 ~ 20 hours under the condition of 50 ~ 80 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410650877.5A CN104409547B (en) | 2014-11-14 | 2014-11-14 | Radiating type solar battery backboard structure and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410650877.5A CN104409547B (en) | 2014-11-14 | 2014-11-14 | Radiating type solar battery backboard structure and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104409547A true CN104409547A (en) | 2015-03-11 |
| CN104409547B CN104409547B (en) | 2017-02-22 |
Family
ID=52647160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410650877.5A Expired - Fee Related CN104409547B (en) | 2014-11-14 | 2014-11-14 | Radiating type solar battery backboard structure and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104409547B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106024993A (en) * | 2016-07-29 | 2016-10-12 | 无锡中洁能源技术有限公司 | Production technology for high-heat-dissipation dirt-resistant solar energy backboard |
| CN107819043A (en) * | 2017-11-10 | 2018-03-20 | 扬州鑫晶光伏科技有限公司 | A kind of solar photovoltaic battery component |
| CN110370948A (en) * | 2019-08-05 | 2019-10-25 | 江苏金彭集团有限公司 | A kind of electronic Vehicular drive system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140090708A1 (en) * | 2011-05-17 | 2014-04-03 | Youl Chon Chemical Co., Ltd. | Back sheet for a solar cell module, and solar cell module comprising same |
| 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 |
| CN104057676A (en) * | 2013-03-19 | 2014-09-24 | 苏州克莱明新材料有限公司 | Solar backplane with heat dissipation function and production process thereof |
-
2014
- 2014-11-14 CN CN201410650877.5A patent/CN104409547B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140090708A1 (en) * | 2011-05-17 | 2014-04-03 | Youl Chon Chemical Co., Ltd. | Back sheet for a solar cell module, and solar cell module comprising same |
| CN104057676A (en) * | 2013-03-19 | 2014-09-24 | 苏州克莱明新材料有限公司 | Solar backplane with heat dissipation function and production process thereof |
| 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 (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106024993A (en) * | 2016-07-29 | 2016-10-12 | 无锡中洁能源技术有限公司 | Production technology for high-heat-dissipation dirt-resistant solar energy backboard |
| CN107819043A (en) * | 2017-11-10 | 2018-03-20 | 扬州鑫晶光伏科技有限公司 | A kind of solar photovoltaic battery component |
| CN107819043B (en) * | 2017-11-10 | 2023-12-19 | 北京华阳风科技有限公司 | Solar photovoltaic cell assembly |
| CN110370948A (en) * | 2019-08-05 | 2019-10-25 | 江苏金彭集团有限公司 | A kind of electronic Vehicular drive system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104409547B (en) | 2017-02-22 |
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