CN202487618U - Nano-plasma modified fluorine-containing highly weather-proof solar cell back film - Google Patents
Nano-plasma modified fluorine-containing highly weather-proof solar cell back film Download PDFInfo
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- CN202487618U CN202487618U CN 201220042619 CN201220042619U CN202487618U CN 202487618 U CN202487618 U CN 202487618U CN 201220042619 CN201220042619 CN 201220042619 CN 201220042619 U CN201220042619 U CN 201220042619U CN 202487618 U CN202487618 U CN 202487618U
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- fluorine
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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
Abstract
The utility model relates to a nano-plasma modified fluorine-containing highly weather-proof solar cell back film which comprises a PET (polyethylene terephthalate) base material and is characterized in that a fluorine-containing coating or fluorine-containing polymer film is arranged on the outer side face of the PET base material, a polyolefine layer is arranged on the inner side faces of the PET base material, and a grafted layer is arranged between the PET base material and the fluorine-containing coating; the grafted layer and the PET base material are connected by a first bonding layer; and the PET base material and the polyolefine layer are connected by a second bonding layer. The thickness of the fluorine-containing polymer film or the fluorine-containing coating is 10-50 mum. The thickness of the grafted layer is 1-5 mum. The thickness of the PET base material is 100-300 mum. The thickness of the polyolefine layer is 20-150 mum. The thickness of the first bonding layer and the second bonding layer is 5-15 mum. The nano-plasma modified fluorine-containing highly weather-proof solar cell back film provided by the utility model has the advantages that by adopting the nanometer hydrophile fluorination plasma processing technology, the problem that the interlayer peeling strength of the conventional compound back film is relatively low is completely solved, and the back film provided by the utility model has enduring, remarkable and excellent interlayer peeling strength.
Description
Technical field
The utility model relates to a kind of solar cell notacoria, the high weather-proof solar cell notacoria of especially a kind of nano plasma modified fluoride-containing.
Background technology
Present domestic crystal silicon solar battery component package mainly contains two types of multiple membranous type (weathering layer material etc. is bonded through glue with base material) and application types (on base material, directly applying one deck fluorine-containing coat) with notacoria; Be main mainly at present with multiple membranous type notacoria; And the multiple present topmost problem of membranous type notacoria to be cohesive force (interlaminar strength) between weathering layer material etc. and the base material can not remain on one lastingly than higher level (as: 7N/cm), and the phenomenon of interlayer layering glass appears.
The utility model content
The purpose of the utility model is to overcome the deficiency that exists in the prior art; Provide a kind of nano plasma modified fluoride-containing high weather-proof solar cell notacoria; This notacoria can keep good interlaminar bonding power under long-time climatic environment; Guarantee not stratified between the notacoria internal material, thereby guaranteed the long-term serviceability of notacoria.
The technical scheme that provides according to the utility model; The high weather-proof solar cell notacoria of a kind of nano plasma modified fluoride-containing; Comprise the PET base material; Characteristic is: the lateral surface at said PET base material is provided with fluorine-containing coat or fluoro-containing copolymer film, at the medial surface of PET base material polyolefin layer is set, and between PET base material and fluorine-containing coat, is the grafting layer; Connect by first tack coat between said grafting layer and the PET base material, connect by second tack coat between said PET base material and the polyolefin layer.
The thickness of said fluoro-containing copolymer film or fluorine-containing coat is 10～50 μ m.
The thickness of said grafting layer is 1～5 μ m.
The thickness of said PET base material is 100～300 μ m.
The thickness of said polyolefin layer is 20～150 μ m.
The thickness of said first tack coat and second tack coat is 5～15 μ m.
The advantage of the utility model: adopt nano-hydrophilic to fluoridize the Cement Composite Treated by Plasma technology, thoroughly solved the interlaminar strength weakness on the low side of conventional composite type notacoria, have remarkable good interlaminar strength lasting under the high moisture-proof thermal environment.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
Below in conjunction with concrete accompanying drawing the utility model is described further.
As shown in the figure: the high weather-proof solar cell notacoria of the described nano plasma modified fluoride-containing of the utility model comprises PET base material 4; Lateral surface at said PET base material 4 is provided with fluorine-containing coat or fluoro-containing copolymer film 1; Medial surface at PET base material 4 is provided with polyolefin layer 6, between PET base material 4 and fluorine-containing coat or fluoro-containing copolymer film 1, is grafting layer 2; Connect by first tack coat 3 between said grafting layer 2 and the PET base material 4, connect by second tack coat 5 between said PET base material 4 and the polyolefin layer 6; The thickness of said fluoro-containing copolymer film or fluorine-containing coat 1 is 10～50 μ m, and the thickness of said grafting layer 2 is 1～5 μ m; The thickness of said PET base material 4 is 100～300 μ m; The thickness of said polyolefin layer 6 is 20～150 μ m; The thickness of said first tack coat 3 and second tack coat 5 is 5～15 μ m.
Described first tack coat of the utility model and second tack coat are made up of binding material, and said binding material can play bond fluoropolymers film or fluorine-containing coat and PET base material; The employed binding material of the utility model adopts two component Polyurethane glues.
Employed fluoro-containing copolymer film of the utility model or fluorine-containing coat are the outermost materials of notacoria; The outer surface of fluoro-containing copolymer film or fluorine-containing coat is the one side that contacts with air; Play effects such as ultraviolet resistance; The inner surface of fluoro-containing copolymer film or fluorine-containing coat is the fluorine-containing hydrophilic nano material of a plasma modification grafting layer, can promote the cohesive force of binding material and fluoro-containing copolymer film or fluorine-containing coat, is the composite surface with the PET base material; The employed fluoro-containing copolymer film of the utility model is single fluorine polyethylene (PVF), inclined to one side difluoro polyethylene (PVDF) or ETFE polymer (ETFE), and the fluorine-containing coat that the utility model adopted is that fluoroolefins-vinyl ether co-polymer (FEVE) resin is the fluoro-containing coating of matrix resin.
The described polyolefin layer of the utility model is made up of polyolefine material, and described polyolefine material material can work to improve notacoria when using and the peel strength of EVA (another kind of encapsulating material in the solar module); The employed polyolefine material of the utility model is LLDPE or non-linear polyethylene glued membrane.
The employed PET base material of the utility model is a material of main part, plays mechanics and supports, intercepts steam, electric insulation; The one side of PET base material is compound with fluoro-containing copolymer film or fluorine-containing coat, and another side (EVA adhesive surface) is polyolefine material (modified poly ethylene etc.).
Claims (6)
1. the high weather-proof solar cell notacoria of a nano plasma modified fluoride-containing; Comprise PET base material (4); It is characterized in that: the lateral surface at said PET base material (4) is provided with fluorine-containing coat or fluoro-containing copolymer film (1); Medial surface at PET base material (4) is provided with polyolefin layer (6), between PET base material (4) and fluorine-containing coat or fluoro-containing copolymer film (1), is grafting layer (2); Connect by first tack coat (3) between said grafting layer (2) and the PET base material (4), connect by second tack coat (5) between said PET base material (4) and the polyolefin layer (6).
2. the high weather-proof solar cell notacoria of nano plasma modified fluoride-containing as claimed in claim 1, it is characterized in that: the thickness of said fluoro-containing copolymer film or fluorine-containing coat (1) is 10～50 μ m.
3. the high weather-proof solar cell notacoria of nano plasma modified fluoride-containing as claimed in claim 1, it is characterized in that: the thickness of said PET base material (4) is 100～300 μ m.
4. the high weather-proof solar cell notacoria of nano plasma modified fluoride-containing as claimed in claim 1, it is characterized in that: the thickness of said polyolefin layer (6) is 20～150 μ m.
5. the high weather-proof solar cell notacoria of nano plasma modified fluoride-containing as claimed in claim 1, it is characterized in that: the thickness of said first tack coat (3) and second tack coat (5) is 5～15 μ m.
6. the high weather-proof solar cell notacoria of nano plasma modified fluoride-containing as claimed in claim 1, it is characterized in that: the thickness of said grafting layer (2) is 1～5 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220042619 CN202487618U (en) | 2012-02-10 | 2012-02-10 | Nano-plasma modified fluorine-containing highly weather-proof solar cell back film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220042619 CN202487618U (en) | 2012-02-10 | 2012-02-10 | Nano-plasma modified fluorine-containing highly weather-proof solar cell back film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202487618U true CN202487618U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220042619 Expired - Fee Related CN202487618U (en) | 2012-02-10 | 2012-02-10 | Nano-plasma modified fluorine-containing highly weather-proof solar cell back film |
Country Status (1)
| Country | Link |
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| CN (1) | CN202487618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102569464A (en) * | 2012-02-10 | 2012-07-11 | 无锡中洁能源技术有限公司 | Nano plasma modified fluorine-containing highly weather-resistant solar cell back film and production process thereof |
-
2012
- 2012-02-10 CN CN 201220042619 patent/CN202487618U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102569464A (en) * | 2012-02-10 | 2012-07-11 | 无锡中洁能源技术有限公司 | Nano plasma modified fluorine-containing highly weather-resistant solar cell back film and production process thereof |
| CN102569464B (en) * | 2012-02-10 | 2014-04-02 | 无锡中洁能源技术有限公司 | Nano plasma modified fluorine-containing highly weather-resistant solar cell back film and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Nano plasma modified fluorine-containing highly weather-resistant solar cell back film and production process thereof Effective date of registration: 20141226 Granted publication date: 20121010 Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch Pledgor: Wuxi Zhongjie Energy Technology Co., Ltd. Registration number: 2014990001149 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20171120 Granted publication date: 20121010 Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch Pledgor: Wuxi Zhongjie Energy Technology Co., Ltd. Registration number: 2014990001149 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20180210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |