CN216871989U - Novel transparent integrated flexible material structure for solar cell - Google Patents
Novel transparent integrated flexible material structure for solar cell Download PDFInfo
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- CN216871989U CN216871989U CN202122735073.3U CN202122735073U CN216871989U CN 216871989 U CN216871989 U CN 216871989U CN 202122735073 U CN202122735073 U CN 202122735073U CN 216871989 U CN216871989 U CN 216871989U
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Abstract
The utility model provides a solar cell is with novel transparent integration flexible material structure, the flexible material structure includes transparent resistant layer of waiting, transparent high barrier layer, transparent structure supporting layer, transparent bonding enhancement layer and the encapsulation rete that top-down set gradually, and utility model material own possesses high transparency, ageing resistance, high barrier property's advantage, has solved present flexible solar cell panel and has gone into the photosphere barrier property on the market, the not enough scheduling problem of peel strength behind weatherability and the encapsulation, and the integration of transparent material and glued membrane has simultaneously also simplified the lamination process among the lamination process, reduces the cost of labor.
Description
Technical Field
The utility model relates to the field of solar cell packaging transparent flexible materials, in particular to a novel transparent integrated flexible material structure for a solar cell.
Background
Solar energy is used as a clean, safe, abundant, widely distributed and sustainable green energy. In recent years, the application field of photovoltaic cells is continuously widened and rapidly developed, and the demand for form diversification is continuously improved, so that the multi-component thin film solar cell is produced, and the demand for transparent flexible materials is continuously improved, but the PET or PBT transparent thin film materials used in the market at present have the problems of insufficient weather resistance, easiness in hydrolysis, poor adhesive property with an adhesive film and the like, and the service life of the solar cell is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the existing problems, provides a novel transparent integrated flexible material structure for a solar cell, which has high transparency, ageing resistance and high barrier property, and mainly aims to solve the problems of insufficient barrier property, weather resistance, peeling strength after packaging and the like of the current flexible solar cell panel in the market.
The utility model provides a solar cell is with novel transparent integration flexible material structure, the flexible material structure includes transparent resistant layer of waiting, transparent high barrier layer, transparent structure supporting layer, transparent bonding enhancement layer and the encapsulation rete that top-down set gradually.
The aim of the utility model can also be solved by the following technical measures:
the transparent weather-resistant layer, the transparent high-barrier layer, the transparent structure supporting layer and the transparent bonding enhancement layer form a transparent material combination, and the transparent material combination and the packaging adhesive film layer are integrally formed through lamination.
The transparent weather-resistant layer is an extinction fluorine coating and is formed by coating fluorine-containing paint on the surface of the transparent high-barrier layer, or the transparent weather-resistant layer is an extinction fluororesin film which is formed by compounding glue on the surface of the transparent high-barrier layer.
The thickness of the transparent weather-resistant layer is between 10um and 150 um.
The transparent high barrier layer is one of EVOH resin, COC resin and modified polyolefin resin, and the EVOH resin, the COC resin and the modified polyolefin resin are compounded on the surface of the transparent structure supporting layer through tape casting extrusion;
or the transparent high barrier layer is one of an EVOH film, a COC film and a modified polyolefin film, and the EVOH film, the COC film and the modified polyolefin film are compounded on the surface of the transparent structure supporting layer.
The thickness of the transparent high barrier layer is between 20um and 150 um.
The transparent structure supporting layer is mainly formed by one of a BOPEB film, a BOPI film, a BOBET film and a BOPA film, and the thickness of the transparent structure supporting layer is between 50um and 500 um.
The transparent bonding enhancement layer is one of EVOH resin, PP resin and modified polyolefin resin, and the EVOH resin, the PP resin and the modified polyolefin resin are compounded on the bottom surface of the transparent structure supporting layer through tape casting and extrusion;
or the transparent bonding enhancement layer is one of an EVOH film, a PP film and a modified polyolefin film, and the EVOH film, the PP film and the modified polyolefin film are compounded on the bottom surface of the transparent structure supporting layer.
The transparent bonding enhancement layer has a thickness of between 20um and 150 um.
The packaging adhesive film layer mainly comprises EVA resin, POE resin, PVB resin, EAA resin and TPU resin, wherein one of the EVA resin, the POE resin, the PVB resin, the EAA resin and the TPU resin is compounded on the bottom surface of the transparent bonding enhancement layer through tape casting and extrusion; and the thickness of the packaging adhesive film layer is between 100um and 800 um.
The utility model has the following beneficial effects:
the novel transparent integrated flexible material structure for the solar cell has the advantages of high transparency, ageing resistance and high barrier property, solves the problems of insufficient barrier property, weather resistance and peeling strength after packaging of the current flexible solar cell panel in the market, simplifies the lamination process in the lamination process and reduces the labor cost due to the integration of the transparent material and the adhesive film.
Drawings
Fig. 1 is a schematic structural diagram of the flexible material of the present invention.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the drawings.
As shown in figure 1, the novel transparent integrated flexible material structure for the solar cell comprises a transparent weather-resistant layer A, a transparent high-barrier layer B, a transparent structure supporting layer C, a transparent bonding enhancement layer D and an encapsulation adhesive film layer E which are sequentially arranged from top to bottom.
Further, the transparent weather-resistant layer A, the transparent high-barrier layer B, the transparent structure supporting layer C and the transparent bonding enhancement layer D form a transparent material combination, and the transparent material combination and the packaging adhesive film layer E are integrally formed through lamination.
The structural material has the advantages of high transparency, ageing resistance and high barrier property, the problems of insufficient barrier property, weather resistance and peeling strength after packaging of the flexible solar cell panel in the market at present are solved, and meanwhile, the lamination process in the lamination process is simplified and the labor cost is reduced due to the integration of the transparent material and the adhesive film.
Further, the transparent weather-resistant layer a is implemented by adopting a matte fluorine coating formed by coating a fluorine-containing coating on the surface of the transparent high-barrier layer B, or alternatively, the transparent weather-resistant layer a is implemented by compounding a glue on the surface of the transparent high-barrier layer B, and the oxidation resistance of the surface of the flexible material structure can be improved by adopting the transparent weather-resistant layer a.
Further, the transparent weather-resistant layer A is preferably used in a thickness of 10um to 150 um.
Further explaining, the first embodiment of the transparent high barrier layer B is one of EVOH resin, COC resin and modified polyolefin resin, and one of EVOH resin, COC resin and modified polyolefin resin is compounded on the surface of the transparent structure support layer C by tape casting extrusion;
or, the second embodiment of the transparent high barrier layer B is one of EVOH film, COC film and modified polyolefin film, and one of EVOH film, COC film and modified polyolefin film is compounded on the surface of the transparent structure support layer C.
Further, the transparent high barrier layer B is preferably used to a thickness of between 20um and 150 um.
Further, the transparent structure support layer C is mainly formed of one of a BOPEB film, a BOPI film, a BOBET film, and a BOPA film, and the transparent structure support layer C preferably has a thickness of 50um to 500 um.
Further explaining, the first embodiment of the transparent bonding enhancement layer D is one of EVOH resin, PP resin and modified polyolefin resin, and one of EVOH resin, PP resin and modified polyolefin resin is compounded on the bottom surface of the transparent structure support layer C by tape casting extrusion;
or, the second embodiment of the transparent adhesion enhancing layer D is one of an EVOH film, a PP film, and a modified polyolefin film, and the one of the EVOH film, the PP film, and the modified polyolefin film is compounded on the bottom surface of the transparent structure support layer C.
Further stated, the transparent adhesion enhancing layer D is preferably employed at a thickness of between 20um and 150 um.
Further, the encapsulating adhesive film layer E mainly includes EVA resin, POE resin, PVB resin, EAA resin, and TPU resin, and one of the EVA resin, the POE resin, the PVB resin, the EAA resin, and the TPU resin is compounded on the bottom surface of the transparent bonding reinforcement layer D by tape casting extrusion; and the packaging adhesive film layer E preferably adopts the thickness between 100um and 800 um.
The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the utility model are shown and described. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a solar cell is with novel transparent integration flexible material structure which characterized in that: the flexible material structure comprises a transparent weather-resistant layer, a transparent high-barrier layer, a transparent structure supporting layer, a transparent bonding enhancement layer and a packaging adhesive film layer which are sequentially arranged from top to bottom.
2. The novel transparent integrated flexible material structure for the solar cell according to claim 1, wherein: the transparent weather-resistant layer, the transparent high-barrier layer, the transparent structure supporting layer and the transparent bonding enhancement layer form a transparent material combination, and the transparent material combination and the packaging adhesive film layer are integrally formed through lamination.
3. The novel transparent integrated flexible material structure for the solar cell according to claim 1, wherein: the transparent weather-resistant layer is an extinction fluorine coating and is formed by coating fluorine-containing paint on the surface of the transparent high-barrier layer, or the transparent weather-resistant layer is an extinction fluororesin film which is formed by compounding glue on the surface of the transparent high-barrier layer.
4. The novel transparent integrated flexible material structure for the solar cell according to claim 3, wherein: the thickness of the transparent weather-resistant layer is between 10um and 150 um.
5. The novel transparent integrated flexible material structure for the solar cell according to claim 1, wherein: the transparent high barrier layer is one of EVOH resin, COC resin and modified polyolefin resin, and the EVOH resin, the COC resin and the modified polyolefin resin are compounded on the surface of the transparent structure supporting layer through tape casting extrusion;
or the transparent high barrier layer is one of an EVOH film, a COC film and a modified polyolefin film, and the EVOH film, the COC film and the modified polyolefin film are compounded on the surface of the transparent structure supporting layer.
6. The novel transparent integrated flexible material structure for the solar cell according to claim 5, wherein: the thickness of the transparent high barrier layer is between 20um and 150 um.
7. The novel transparent integrated flexible material structure for the solar cell according to claim 1, wherein: the transparent structure supporting layer is mainly formed by one of a BOPEB film, a BOPI film, a BOBET film and a BOPA film, and the thickness of the transparent structure supporting layer is between 50um and 500 um.
8. The novel transparent integrated flexible material structure for the solar cell according to claim 1, wherein: the transparent bonding enhancement layer is one of EVOH resin, PP resin and modified polyolefin resin, and the EVOH resin, the PP resin and the modified polyolefin resin are compounded on the bottom surface of the transparent structure supporting layer through tape casting and extrusion;
or the transparent bonding enhancement layer is one of an EVOH film, a PP film and a modified polyolefin film, and the EVOH film, the PP film and the modified polyolefin film are compounded on the bottom surface of the transparent structure supporting layer.
9. The novel transparent integrated flexible material structure for the solar cell according to claim 8, wherein: the transparent bonding enhancement layer has a thickness of between 20um and 150 um.
10. The novel transparent integrated flexible material structure for the solar cell according to claim 1, wherein: the packaging adhesive film layer mainly comprises EVA resin, POE resin, PVB resin, EAA resin and TPU resin, wherein one of the EVA resin, the POE resin, the PVB resin, the EAA resin and the TPU resin is compounded on the bottom surface of the transparent bonding enhancement layer through tape casting and extrusion; and the thickness of the packaging adhesive film layer is between 100um and 800 um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122735073.3U CN216871989U (en) | 2021-11-09 | 2021-11-09 | Novel transparent integrated flexible material structure for solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122735073.3U CN216871989U (en) | 2021-11-09 | 2021-11-09 | Novel transparent integrated flexible material structure for solar cell |
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| Publication Number | Publication Date |
|---|---|
| CN216871989U true CN216871989U (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122735073.3U Active CN216871989U (en) | 2021-11-09 | 2021-11-09 | Novel transparent integrated flexible material structure for solar cell |
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|---|---|
| CN (1) | CN216871989U (en) |
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2021
- 2021-11-09 CN CN202122735073.3U patent/CN216871989U/en active Active
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