CN203013762U - Novel all-polyester compound solar cell back film - Google Patents
Novel all-polyester compound solar cell back film Download PDFInfo
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- CN203013762U CN203013762U CN 201220675324 CN201220675324U CN203013762U CN 203013762 U CN203013762 U CN 203013762U CN 201220675324 CN201220675324 CN 201220675324 CN 201220675324 U CN201220675324 U CN 201220675324U CN 203013762 U CN203013762 U CN 203013762U
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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 discloses a novel all-polyester compound solar cell back film. The novel all-polyester compound solar cell back film comprises a reflection layer (02), a first bonding material layer (03), an air resistance layer (04), a second bonding material layer (05), a water resistance layer (06), a third bonding material layer (07), an insulation base material layer (08), a fourth bonding material layer (09) and a strong weather resistance layer (010) which are laminated in order form up to down, preferably, the reflection layer (02) is further laminated by a plasma surface grafting processing layer (01), and the strong weather resistance layer (010) is laminated by a surface hardening processing layer (011). The novel all-polyester compound solar cell back film utilizes surface polyester materials having strong weather resistance capability instead of a fluorine containing film, has properties of easily available raw material, environmental friendliness and reduced cost and effectively improves water resistance and air resistance performances by additionally arranging the water resistance layer and the air resistance layer in the back film, moreover, the polyester materials are utilized on all surfaces of the back film, and surface processing is carried out to improve surface energy, so material bonding is made to be easier.
Description
Technical field
The utility model relates to a kind of photovoltaic module, relates in particular to a kind of novel whole polyester composite solar battery notacoria.
Background technology
See also Fig. 1, the conventional photovoltaic device generally includes with toughened glass 2, the EVA layer 4(of the fixing assembling of aluminium frame 1 or is called the EVA glued membrane), cell piece 8, TPT layer or TPE layer 6 etc., wherein each cell piece 8 is also connected by interconnecting strip 3 grades and/or is in parallel, and is electrically connected to terminal box 7; Its preparation method comprises: after aforementioned layers of material is stacked gradually, at the temperature of 140 ℃ of left and right, in vacuum laminator lamination 10-20 minute, then frame up with aluminium frame 1, and with edge part with silica gel 5 sealings.Consult Fig. 2 a-Fig. 2 b, aforesaid TPT layer or TPE layer 6 are generally TPT composite structure or the TPE composite structure (T represents the polyvinyl fluoride PVF film of E.I.Du Pont Company, i.e. fluorine-contained film) of five layers, and its raw material are not easy to obtain, and cost is expensive, and are difficult for degraded.And when utilizing the encapsulation of this kind TPT layer or TPE layer, it blocks water, the gas barrier properties index is on the low side, postscript, and two-sided fluorine material surface energy is low, is difficult for the bonding encapsulation.
Summary of the invention
The purpose of this utility model is to provide a kind of novel whole polyester composite solar battery notacoria, thereby overcomes deficiency of the prior art.
For realizing above-mentioned utility model purpose, the utility model has adopted following technical scheme:
A kind of novel whole polyester composite solar battery notacoria comprises the reflector layer, the first bonding material layer, gas barrier layer, the second bonding material layer, water blocking layer, the 3rd bonding material layer, insulated base material layer, the 4th bonding material layer and the high weathering layer that are cascading from the top down.
As one of preferred embodiment, described reflector layer comprises white pet layer.
As one of preferred embodiment, described reflector layer thickness is 30～100 μ m.
As one of preferred embodiment, also fold on described reflector layer and be provided with plasma surface grafting processing layer.
As one of preferred embodiment, the thickness of described the first bonding material layer, the second bonding material layer, the 3rd bonding material layer and the 4th bonding material layer is 5～15 μ m.
As one of preferred embodiment, described gas barrier layer thickness is 5～50 μ m.
As one of preferred embodiment, described water blocking layer thickness is 5～50 μ m.
As one of preferred embodiment, described insulating substrate layer thickness is 100～250 μ m.
As one of preferred embodiment, described high weathering layer thickness is 15～60 μ m.
As one of preferred embodiment, weather-proof stacked being located on a surperficial cure process layer of described height.
Compared with prior art, advantage of the present utility model comprises:
(1) block water by setting up in notacoria, gas barrier layer, improved effectively that it blocks water, gas barrier properties;
(2) by substituting fluorine-contained film with the surperficial polyester material with high-weatherability, raw material is cheap and easy to get, is beneficial to environmental protection and reduces costs;
(3) particularly preferred, polyester material is all used on the notacoria surface, and do surface treatment increase the surface can, help material binding.
Description of drawings
Fig. 1 is the structural representation of existing a kind of photovoltaic module;
Fig. 2 a is the structural representation of the layer of TPT shown in Fig. 1;
Fig. 2 b is the structural representation of the layer of TPE shown in Fig. 1;
Fig. 3 is the structural representation of a kind of novel whole polyester composite solar battery notacoria in the utility model one preferred embodiment;
description of reference numerals: aluminium frame 1, toughened glass 2, interconnecting strip 3, EVA layer 4, silica gel 5, TPT layer or TPE layer 6, polyvinyl fluoride PVF film 611, tack coat 612, pet layer 613, tack coat 614, polyvinyl fluoride PVF film 615, superficial layer 616, polyvinyl fluoride PVF film 621, tack coat 622, pet layer 623, tack coat 624, EVA layer 625, plasma surface grafting processing layer 01, reflector layer 02, the first bonding material layer 03, gas barrier layer 04, the second bonding material layer 05, water blocking layer 06, the 3rd bonding material layer 07, insulated base material layer 08, the 4th bonding material layer 09, high weathering layer 010, surface cure process layer 011.
Embodiment
Below in conjunction with a preferred embodiment and accompanying drawing, the technical solution of the utility model is further described.
Consult Fig. 3, the present embodiment relates to a kind of novel whole polyester composite solar battery notacoria, comprises the reflector layer 02, the first bonding material layer 03, gas barrier layer 04, the second bonding material layer 05, water blocking layer 06, the 3rd bonding material layer 07, insulated base material layer 08, the 4th bonding material layer 09 and the high weathering layer 09 that are cascading from the top down.
As one of preferred embodiment, described reflector layer 02 comprises white pet layer.
As one of preferred embodiment, described reflector layer 02 thickness is 30～100 μ m.
As one of preferred embodiment, also fold on described reflector layer 02 and be provided with plasma surface grafting processing layer 01.
As one of preferred embodiment, the thickness of described the first bonding material layer 03, the second bonding material layer 05, the 3rd bonding material layer 07 and the 4th bonding material layer 09 is 5～15 μ m.
As one of preferred embodiment, described gas barrier layer 04 thickness is 5～50 μ m.
As one of preferred embodiment, described water blocking layer 06 thickness is 5～50 μ m.
As one of preferred embodiment, described insulated base material layer 08 thickness is 100～250 μ m.
As one of preferred embodiment, described high weathering layer 09 thickness is 15～60 μ m.
As one of preferred embodiment, folded being located on a surperficial cure process layer 011 of described high weathering layer 09.
The utility model is by substituting fluorine-contained film with surperficial polyester material with high-weatherability, and raw material is cheap and easy to get, be beneficial to environmental protection and reduce costs, and block water by setting up in notacoria, gas barrier layer, improved effectively that it blocks water, gas barrier properties; Further, by all using polyester material on the notacoria surface, and do surface treatment increase the surface can, help material binding.Summarize it, novel whole polyester composite solar battery notacoria of the present utility model has the performance that is far superior to than traditional TPT or TPE notacoria.
Above preferred embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique is not in the situation that break away from spirit and scope of the present utility model, do various conversion or modification, all belonged to category of the present utility model.
Claims (10)
1. novel whole polyester composite solar battery notacoria, it is characterized in that, it comprises reflector layer (02), the first bonding material layer (03), gas barrier layer (04), the second bonding material layer (05), water blocking layer (06), the 3rd bonding material layer (07), insulated base material layer (08), the 4th bonding material layer (09) and the high weathering layer (010) that is cascading from the top down.
2. novel whole polyester composite solar battery notacoria according to claim 1, is characterized in that, described reflector layer (02) comprises white pet layer.
3. novel whole polyester composite solar battery notacoria according to claim 1 and 2, is characterized in that, described reflector layer (02) thickness is 30～100 μ m.
4. novel whole polyester composite solar battery notacoria according to claim 1 and 2, is characterized in that, also folds on described reflector layer (02) and be provided with plasma surface grafting processing layer (01).
5. novel whole polyester composite solar battery notacoria according to claim 1, it is characterized in that, the thickness of described the first bonding material layer (03), the second bonding material layer (05), the 3rd bonding material layer (07) and the 4th bonding material layer (09) is 5～15 μ m.
6. novel whole polyester composite solar battery notacoria according to claim 1, is characterized in that, described gas barrier layer (04) thickness is 5～50 μ m.
7. novel whole polyester composite solar battery notacoria according to claim 1, is characterized in that, described water blocking layer (06) thickness is 5～50 μ m.
8. novel whole polyester composite solar battery notacoria according to claim 1, is characterized in that, described insulated base material layer (08) thickness is 100～250 μ m.
9. novel whole polyester composite solar battery notacoria according to claim 1, is characterized in that, described high weathering layer (010) thickness is 15～60 μ m.
10. according to claim 1 or 9 described novel whole polyester composite solar battery notacorias, is characterized in that, described high weathering layer (010) is folded to be located on a surperficial cure process layer (011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675324 CN203013762U (en) | 2012-12-10 | 2012-12-10 | Novel all-polyester compound solar cell back film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220675324 CN203013762U (en) | 2012-12-10 | 2012-12-10 | Novel all-polyester compound solar cell back film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203013762U true CN203013762U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220675324 Expired - Fee Related CN203013762U (en) | 2012-12-10 | 2012-12-10 | Novel all-polyester compound solar cell back film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895722A (en) * | 2016-05-25 | 2016-08-24 | 苏州固泰新材股份有限公司 | Polyvinylidene fluoride (PVDF) thin film for single-sided frosted and high-reflection solar backplate and preparation method of PVDF thin film |
-
2012
- 2012-12-10 CN CN 201220675324 patent/CN203013762U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895722A (en) * | 2016-05-25 | 2016-08-24 | 苏州固泰新材股份有限公司 | Polyvinylidene fluoride (PVDF) thin film for single-sided frosted and high-reflection solar backplate and preparation method of PVDF thin film |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20181210 |