CN203277432U - New solar cell backsheet film - Google Patents
New solar cell backsheet film Download PDFInfo
- Publication number
- CN203277432U CN203277432U CN201320190042.7U CN201320190042U CN203277432U CN 203277432 U CN203277432 U CN 203277432U CN 201320190042 U CN201320190042 U CN 201320190042U CN 203277432 U CN203277432 U CN 203277432U
- Authority
- CN
- China
- Prior art keywords
- layer
- barrier layer
- solar cell
- gas barrier
- covered
- 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.)
- Expired - Fee Related
Links
- 230000004888 barrier function Effects 0.000 claims abstract description 25
- 239000005341 toughened glass Substances 0.000 claims abstract description 11
- 239000004814 polyurethane Substances 0.000 claims abstract description 10
- 229920002635 polyurethane Polymers 0.000 claims abstract description 10
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- 229910000077 silane Inorganic materials 0.000 claims abstract description 5
- 238000004078 waterproofing Methods 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 12
- 239000011230 binding agent Substances 0.000 claims description 8
- 239000005030 aluminium foil Substances 0.000 claims description 4
- 230000035699 permeability Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 abstract 18
- 239000012790 adhesive layer Substances 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000011888 foil Substances 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 4
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
Classifications
-
- 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
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- Photovoltaic Devices (AREA)
Abstract
本实用新型涉及一种太阳能电池的技术领域，尤其是一种新型太阳能电池背板膜。其包括绝缘基层、阻气层、防水层、聚氨酯粘合剂层和钢化玻璃，绝缘基层上表面覆有一层阻气层，下表面覆有一层防水层，绝缘基层通过聚氨酯粘合剂层与阻气层和防水层固定连接，阻气层上设有钢化玻璃，所述阻气层为铝箔层，所述防水层为硅烷防水剂层。这种新型太阳能电池背板膜结构简单、紧凑并且合理，装配方便快捷，连接可靠，降低了电池片的吸水性，可以有效阻隔水汽，透水率极低，层与层之间拉力大，剥离强度大，延长了太阳能电池的使用寿命，大大提高了太阳能电池工作的可靠性，易于使用推广。
The utility model relates to the technical field of solar cells, in particular to a novel solar cell back plate film. It includes an insulating base layer, a gas barrier layer, a waterproof layer, a polyurethane adhesive layer and tempered glass. The upper surface of the insulating base layer is covered with a layer of gas barrier layer, and the lower surface is covered with a layer of waterproof layer. The insulating base layer is connected to the barrier layer through the polyurethane adhesive layer. The air layer and the waterproof layer are fixedly connected, the air barrier layer is provided with toughened glass, the air barrier layer is an aluminum foil layer, and the waterproof layer is a silane waterproofing agent layer. This new type of solar battery backplane film has a simple, compact and reasonable structure, convenient and quick assembly, reliable connection, reduces the water absorption of the battery sheet, can effectively block water vapor, has extremely low water permeability, large tensile force between layers, and strong peel strength. It is large, prolongs the service life of the solar cell, greatly improves the reliability of the solar cell, and is easy to use and promote.
Description
Technical field
The utility model relates to a kind of technical field of solar cell, especially a kind of novel solar battery backboard film.
Background technology
Flourish along with solar cell industry more and more is subject to industry as the backboard membrane of one of encapsulating material that is applied to solar cell and pays close attention to.Topmost solar module as the solar photoelectric utilization is to be formed by the vacuum heat seal by high efficiency crystalline silicon solar cell, ultrawhite woven design toughened glass, EVA, crystalline silicon and notacoria, and notacoria plays a part skeleton and the crystal silicon body is protected.Existing solar cell backboard film permeability rate is high, and water resistance is poor, and the battery back-sheet film is easily delamination in use, has shortened the useful life of solar cell.
The utility model content
Existing solar cell backboard film permeability rate is high in order to overcome, easy delamination and useful life short deficiency, the utility model provides a kind of novel solar battery backboard film.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of novel solar battery backboard film, comprise insulated substrate, gas barrier layer, watertight composition, polyurethane binder layer and toughened glass, the insulated substrate upper surface is covered with one deck gas barrier layer, lower surface is covered with one deck watertight composition, insulated substrate is fixedly connected with watertight composition with gas barrier layer by polyurethane binder layer, and gas barrier layer is provided with toughened glass.
According to another embodiment of the present utility model, comprise that further described gas barrier layer is aluminium foil layer.
According to another embodiment of the present utility model, comprise that further described watertight composition is silane waterproofing agent layer.
The beneficial effects of the utility model are, this novel solar battery backboard membrane structure is simple, compact and rationally, easy to assembly quick, connection is reliable, reduced the water absorption of cell piece, can effectively intercept steam, permeability rate is extremely low, and pulling force is large between layers, peel strength is large, extended the useful life of solar cell, greatly improved the reliability of solar cell working, be easy to use and promote.
Description of drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
1. insulated substrate in figure, 2. gas barrier layer, 3. watertight composition, 4. polyurethane binder layer, 5. toughened glass.
Embodiment
Structural representation of the present utility model as Fig. 1, a kind of novel solar battery backboard film, comprise insulated substrate 1, gas barrier layer 2, watertight composition 3, polyurethane binder layer 4 and toughened glass 5, insulated substrate 1 upper surface is covered with one deck gas barrier layer 2, lower surface is covered with one deck watertight composition 3, and insulated substrate 1 is fixedly connected with watertight composition 3 with gas barrier layer 2 by polyurethane binder layer 4, and gas barrier layer 2 is provided with toughened glass 5, described gas barrier layer 2 is aluminium foil layer, and described watertight composition 3 is silane waterproofing agent layer.
During use, insulated substrate 1 upper surface is covered with one deck gas barrier layer 2, described gas barrier layer 2 is aluminium foil layer, can effectively intercept steam, and lower surface is covered with one deck watertight composition 3, described watertight composition 3 is silane waterproofing agent layer, reduced the permeability rate of backboard membrane, insulated substrate 1 is fixedly connected with watertight composition 3 with gas barrier layer 2 by polyurethane binder layer 4, has strengthened peel strength between layers, gas barrier layer 2 is provided with toughened glass 5, has strengthened the mechanical strength of battery back-sheet film.This novel solar battery backboard membrane structure is simple, compact and reasonable, easy to assembly quick, connect reliably, reduced the water absorption of cell piece, can effectively intercept steam, permeability rate is extremely low, pulling force is large between layers, and peel strength is large, has extended the useful life of solar cell, greatly improved the reliability of solar cell working, be easy to use and promote.
Claims (3)
1. novel solar battery backboard film, comprise insulated substrate (1), gas barrier layer (2), watertight composition (3), polyurethane binder layer (4) and toughened glass (5), it is characterized in that, insulated substrate (1) upper surface is covered with one deck gas barrier layer (2), lower surface is covered with one deck watertight composition (3), insulated substrate (1) is fixedly connected with watertight composition (3) with gas barrier layer (2) by polyurethane binder layer (4), and gas barrier layer (2) is provided with toughened glass (5).
2. novel solar battery backboard film according to claim 1, is characterized in that, described gas barrier layer (2) is aluminium foil layer.
3. novel solar battery backboard film according to claim 1, is characterized in that, described watertight composition (3) is silane waterproofing agent layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320190042.7U CN203277432U (en) | 2013-04-16 | 2013-04-16 | New solar cell backsheet film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320190042.7U CN203277432U (en) | 2013-04-16 | 2013-04-16 | New solar cell backsheet film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203277432U true CN203277432U (en) | 2013-11-06 |
Family
ID=49507779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320190042.7U Expired - Fee Related CN203277432U (en) | 2013-04-16 | 2013-04-16 | New solar cell backsheet film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203277432U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511548A (en) * | 2018-04-19 | 2018-09-07 | 安徽六和同心风能设备有限公司 | A kind of high barrier backboard for photovoltaic module |
-
2013
- 2013-04-16 CN CN201320190042.7U patent/CN203277432U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511548A (en) * | 2018-04-19 | 2018-09-07 | 安徽六和同心风能设备有限公司 | A kind of high barrier backboard for photovoltaic module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20150416 |
|
| EXPY | Termination of patent right or utility model |