CN104409547B - 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
- CN104409547B CN104409547B CN201410650877.5A CN201410650877A CN104409547B CN 104409547 B CN104409547 B CN 104409547B CN 201410650877 A CN201410650877 A CN 201410650877A CN 104409547 B CN104409547 B CN 104409547B
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- China
- Prior art keywords
- layer
- tack coat
- temperature
- foil layer
- aluminium foil
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- 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.)
- Expired - Fee Related
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- 238000002360 preparation method Methods 0.000 title abstract description 7
- 229920000098 polyolefin Polymers 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 26
- 239000005030 aluminium foil Substances 0.000 claims description 18
- 229920002313 fluoropolymer Polymers 0.000 claims description 17
- 239000004811 fluoropolymer Substances 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 239000002033 PVDF binder Substances 0.000 claims description 10
- 239000003292 glue Substances 0.000 claims description 10
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 150000004767 nitrides Chemical class 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
- 239000000758 substrate Substances 0.000 abstract description 6
- 239000011347 resin Substances 0.000 abstract description 5
- 229920005989 resin Polymers 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 5
- 229910052782 aluminium Inorganic materials 0.000 abstract 5
- 239000011888 foil Substances 0.000 abstract 5
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 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
- 239000004743 Polypropylene Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 235000021168 barbecue Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000003851 corona treatment Methods 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
- 239000000835 fiber Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 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
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- H01L31/048—
-
- 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
-
- H01L31/052—
-
- H01L31/18—
-
- H01L31/186—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Laminated Bodies (AREA)
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 by aluminium foil
Expect as heat dissipating layer, and fluorine resin be coated in aluminium foil layer surface to be applied to solar cell backboard as weathering layer.
Background technology
Domestic crystal silicon solar batteries component package backboard mainly adopts the fluorine-containing compound, double-side fluorine of one side multiple at present
Mould assembly, and single spreading fluorine-containing type solar cell backboard.This kind of backboard because its thickness is larger and is high barrier material, no
Effectively shed beneficial to cell piece heat.Research shows that cell piece temperature often rises 1 DEG C, and cell piece transformation efficiency will decline 4%, institute
The work efficiency of cell piece can largely be affected with the heat dispersion of solar cell backboard.
Content of the invention
The technical problem to be solved is：The heat dispersion of solar cell backboard is bad, leads to cell piece
Inefficiency is it is proposed that 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, include the fluoropolymer layer being arranged in order, aluminium foil layer, first
Tack coat, PET base material, the second tack coat, polyolefin layer.
The material of described fluoropolymer layer is selected from the mixing of one of PVDF and FEVE or two kinds.
The thickness of described fluoropolymer layer is preferably 3～20 m.
The thickness of described aluminium foil layer is preferably 10～100 m.
The thickness of described PET base material be preferably 50～300 m, described PET base material two-sided through low-temperature plasma corona
Process.
The material of described polyolefin layer is preferably polypropylene；The thickness of polyolefin layer is preferably 20～150 m.
The first described tack coat and the second tack coat are to be formed by polyurethane or acrylic glue curing, its thickness
For 5～15 m.
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 be heating and curing, form the first tack coat, then first
Press aluminium foil layer on tack coat, then fluoropolymer layer is pressed on aluminium foil layer；
2nd step, apply glue in the opposite side of PET base material, then be heating and curing, form the second tack coat, then the
Polyolefin layer is pressed on two tack coats.
In the 1st described step, the temperature being heating and curing is 80～120 DEG C；Pressing aluminium foil layer process conditions be：Temperature 80
～110 DEG C, pressure 10～15kg/cm2, then roast 10～20 hours under conditions of 50～80 DEG C；Pressing fluoropolymer layer
Process conditions be：70～120 DEG C of temperature, pressure 15～25kg/cm2, then barbecue 10～20 is little under conditions of 50～80 DEG C
When；In the 2nd described step, the temperature being heating and curing is 80～120 DEG C；Pressing polyolefin layer process conditions be：Temperature 90～
120 DEG C, pressure 15～20kg/cm2, then roast 10～20 hours under conditions of 50～80 DEG C.
Beneficial effect
Heat dissipating layer is used as by aluminium foil layer, improves the heat dispersion of solar cell backboard, outer layer arranges fluorine-containing painting simultaneously
Layer, to protect the Long-Term Properties of solar cell backboard.
Brief description
Fig. 1 is the structural representation of the heat radiating type solar cell backboard that the present invention provides.
Wherein, 1, fluoropolymer layer；2nd, aluminium foil layer；3rd, the first tack coat；4th, PET base material；5th, the second tack coat；6th, gather
Olefin layer.
Specific embodiment
Embodiment 1
Heat radiating type solar cell backboard structure, includes the fluoropolymer layer 1 being arranged in order, aluminium foil layer 2, first glues
Knot layer 3, PET base material 4, the second tack coat 5, polyolefin layer 6；The material of described fluoropolymer layer is PVDF；Described contains
Thickness 15 m of fluoroplymer layer；The thickness of described aluminium foil layer is 50 m；The thickness of described PET base material is 100 m, described
PET base material two-sided through low-temperature plasma sided corona treatment；The material of described polyolefin layer is polypropylene；The thickness of polyolefin layer
For 80 m；The first described tack coat and the second tack coat are to be formed by acrylic glue curing, and its thickness is 10 m.
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 being heating and curing is 100 DEG C, shape
Become the first tack coat, then aluminium foil layer is pressed on the first tack coat, the process conditions of pressing aluminium foil layer are：100 DEG C of temperature, pressure
12kg/cm2, then roast 15 hours under conditions of 70 DEG C；Press fluoropolymer layer on aluminium foil layer again, press fluoropolymer
The process conditions of nitride layer are：110 DEG C of temperature, pressure 20kg/cm2, then roast 15 hours under conditions of 70 DEG C；
2nd step, apply glue in the opposite side of PET base material, then be heating and curing, the temperature being heating and curing is 90 DEG C,
Form the second tack coat, then polyolefin layer is pressed on the second tack coat, the process conditions of pressing polyolefin layer are：Temperature 110
DEG C, pressure 17kg/cm2, then roast 16 hours under conditions of 70 DEG C.
Embodiment 2
Difference with embodiment 1 is：The material of fluoropolymer layer is FEVE.
Embodiment 3
Difference with embodiment 1 is：The material of fluoropolymer layer is to be made by co-extrusion to by PVDF and FEVE, wherein PVDF
It is respectively adopted 2 with the weight ratio of FEVE：1、3：1、4：1、5：1、6：1, it is referred to as the 1st～5 group.Coextrusion process is：By PVDF
Resin and FEVE mixed with resin uniform after under conditions of 240 DEG C extrude.
Embodiment 4
Difference with embodiment 3 is：The material of fluoropolymer layer is to compare 4 by PVDF, FEVE according to weight：1 mixing
After be co-extruded, and add the carbon fiber of PVDF and FEVE gross weight 2% during mixing.
Performance test
As can be seen from the table, by mixing quantitative FEVE in PVDF material, can improve the stop UV's of backboard
Performance；In addition, by the carbon fibre material that adulterates in fluorine material, the breakdown voltage of substrate can be improved.
Claims (1)
1. a kind of heat radiating type solar cell backboard structure, include the fluoropolymer layer being arranged in order, aluminium foil layer, first glue
Knot layer, PET base material, the second tack coat, polyolefin layer it is characterised in that：Prepared by following methods：
1st step, apply glue in the side of PET base material, then be heating and curing, the temperature being heating and curing is 100 DEG C, form the
One tack coat, then aluminium foil layer is pressed on the first tack coat, the process conditions of pressing aluminium foil layer are：100 DEG C of temperature, pressure
12kg/cm2, then roast 15 hours under conditions of 70 DEG C；Press fluoropolymer layer on aluminium foil layer again, press fluoropolymer
The process conditions of nitride layer are：110 DEG C of temperature, pressure 20kg/cm2, then roast 15 hours under conditions of 70 DEG C；
2nd step, apply glue in the opposite side of PET base material, then be heating and curing, the temperature being heating and curing is 90 DEG C, formed
Second tack coat, then polyolefin layer is pressed on the second tack coat, the process conditions of pressing polyolefin layer are：110 DEG C of temperature, pressure
Power 17kg/cm2, then roast 16 hours under conditions of 70 DEG C；
Wherein, the material of fluoropolymer layer is to compare 4 by PVDF, FEVE according to weight：It is co-extruded after 1 mixing, and mixed
The carbon fiber of PVDF and FEVE gross weight 2% is added during conjunction.
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 CN104409547A (en) | 2015-03-11 |
| CN104409547B true CN104409547B (en) | 2017-02-22 |
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| 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 |
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Families Citing this family (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 |
| 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 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101320024B1 (en) * | 2011-05-17 | 2013-10-22 | 율촌화학 주식회사 | Back sheet for solar cell module and solar cell module comprising the same |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| Publication number | Publication date |
|---|---|
| CN104409547A (en) | 2015-03-11 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20170222 Termination date: 20191114 |