CN101123278A - Compound film for solar battery rear board and its making method - Google Patents
Compound film for solar battery rear board and its making method Download PDFInfo
- Publication number
- CN101123278A CN101123278A CN 200710070668 CN200710070668A CN101123278A CN 101123278 A CN101123278 A CN 101123278A CN 200710070668 CN200710070668 CN 200710070668 CN 200710070668 A CN200710070668 A CN 200710070668A CN 101123278 A CN101123278 A CN 101123278A
- Authority
- CN
- China
- Prior art keywords
- film
- solar battery
- rear board
- pet
- battery rear
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 7
- 150000001875 compounds Chemical class 0.000 title claims description 28
- 229920002799 BoPET Polymers 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 4
- 229920005989 resin Polymers 0.000 claims description 17
- 239000011347 resin Substances 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 15
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims description 14
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 11
- -1 polyfluoroethylene Polymers 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 5
- 230000003078 antioxidant effect Effects 0.000 claims description 5
- 239000004611 light stabiliser Substances 0.000 claims description 5
- 239000003381 stabilizer Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 abstract description 8
- 230000003628 erosive effect Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 4
- 238000004519 manufacturing process Methods 0.000 abstract 3
- 230000003712 anti-aging effect Effects 0.000 abstract 1
- 238000005336 cracking Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 229920002620 polyvinyl fluoride Polymers 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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
Landscapes
- Photovoltaic Devices (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
The invention relates to a solar battery backplane composite film and the manufacturing method. The solar battery backplane composite film consists of the following three materials: poly fluoride film with a thickness of 0.035mm to 0.045mm; PET film with a thickness of 0.18mm to 0.30mm; poly fluoride film with a thickness of 0.035mm to 0.045mm. The manufacturing method comprises the following steps: the surfaces of the poly fluoride film and the PET film are covered by a firming agent; the PET film is positioned between the two poly fluoride films; and the solar battery backplane composite film is obtained by heat pressing and adhesion and solidifying. The manufacturing technique of the solar battery backplane composite film of the invention is simple and has a good property. The solar battery panel encapsulated after the products prevents effectively the erosion of vapor, oxygen and corrosive gas-liquid, and has the advantages of high and low temperature resistance, anti-aging, and anti-cracking, thus effectively protecting the battery functions and making the solar battery panel output electricity energy for a long time.
Description
(1) technical field
The present invention relates to a kind of compound film for solar battery rear board and preparation method thereof.
(2) background technology
Solar cell directly is exposed to (as ground, roofing, support) in the atmosphere, accept the erosion of high low temperature, steam, corrosivity gas-liquid.As not resisting erosion, its opto-electronic conversion performance is easy to decay, lose practical value, thereby the research of solar cell encapsulating material is very important, is subjected to people's attention.For reaching the purpose of anti-high and low-temp, anti-aqueous vapor and corrosivity gas-liquid, generally adopt two EVA glued membranes that solar cell is sealed at present, and be bonded as one with upper strata glass, bottom rear panel compound film, constitute solar panel.In the prior art, the rear panel compound film of solar cell adopts the TPT encapsulating material usually, its complicated process of preparation, and cost is higher.
(3) summary of the invention
Technical problem to be solved by this invention is to provide the compound film for solar battery rear board that a kind of preparation technology is simple, cost is low, performance is good.
Technical problem to be solved by this invention also is to provide a kind of preparation method of described compound film for solar battery rear board.
Described compound film for solar battery rear board is composited by following trilaminate material:
0.035 the pvf film that～0.045mm is thick;
0.18 the PET film that～0.30mm is thick;
0.035 the pvf film that～0.045mm is thick.
Polyvinyl fluoride of the present invention (PVF) is a kind of thermoplastic resin of excellent performance, and its film article has good ageing-resistant performance (as UV resistant, weatherability etc.), and the field has a wide range of applications.PET of the present invention refers to PETG.
The character of layers of material of the present invention and thickness are vital, and it directly has influence on composite membrane self intensity and anticorrosive, aging-resistant ability.
Preferably, described compound film for solar battery rear board is composited by following trilaminate material:
0.04mm thick pvf film;
0.25mm thick PET film;
0.04mm thick pvf film.
Preferably, described pvf film adds the processing of 1% dibutyl phthalate hydrostomia by polyfluoroethylene resin and gets.
Preferably, described PET film adds the processing of age resistor hydrostomia by the PET resin and gets.
Preferably, described PET film is got by the component hydrostomia processing of following portions by weight:
100 parts of PET resins;
0.1 part in antioxidant;
1 part of hindered amine stabilizer;
0.2 part of light stabilizer.
The preparation method of described compound film for solar battery rear board comprises the steps: to apply curing agent respectively at pvf film and PET film surface, and the PET film places between the two-layer pvf film, and heat pressure adhesive curing promptly gets compound film for solar battery rear board.
Preferably, described pvf film adds the processing of 1% dibutyl phthalate hydrostomia by polyfluoroethylene resin and gets.
Preferably, described pvf film is made by following method: polyfluoroethylene resin adds 1% dibutyl phthalate, successively drying, add hot-extrudable, shaping, longitudinal stretching, cross directional stretch, ballingup and promptly get pvf film.
Preferably, described PET film adds the processing of age resistor hydrostomia by the PET resin and gets.
Preferably, described PET film is got by the component hydrostomia processing of following portions by weight:
100 parts of PET resins;
0.1 part in antioxidant;
1 part of hindered amine stabilizer;
0.2 part of light stabilizer.
Compound film for solar battery rear board preparation technology of the present invention is simple, function admirable.Solar panel after the encapsulation of this product can effectively prevent the erosion of steam, oxygen, corrosivity gas-liquid, and the high low temperature of ability, ageing-resistant does not chap, thereby protects battery functi on effectively, makes solar panel can export electric energy muchly.
(4) embodiment
Below in conjunction with embodiment the present invention is done preferably explanation, but protection scope of the present invention is not limited to this.
The preparation of embodiment 1 compound film for solar battery rear board
(1) polyfluoroethylene resin adds 1% dibutyl phthalate, successively drying, add hot-extrudable, shaping, longitudinal stretching, cross directional stretch, ballingup and promptly get pvf film.
(2) get the PET film by the component hydrostomia processing of following portions by weight:
100 parts of PET resins;
0.1 part in antioxidant;
1 part of hindered amine stabilizer;
0.2 part of light stabilizer.
(3) apply curing agent respectively at pvf film and PET film surface, the PET film places between the two-layer pvf film, and heat pressure adhesive curing promptly gets compound film for solar battery rear board.
The compound film for solar battery rear board that makes is composited by following trilaminate material:
0.04mm thick pvf film;
0.25mm thick PET film;
0.04mm thick pvf film.
The preparation of embodiment 2 compound film for solar battery rear board
Change the technological parameter in embodiment 1 each preparation process, change the thickness of each film, thereby the compound film for solar battery rear board that makes be composited by following trilaminate material:
0.038mm thick pvf film;
0.30mm thick PET film;
0.042mm thick pvf film.
Described PET film adds the processing of age resistor hydrostomia by the PET resin and gets.
The composite membrane according to the form below 1 that embodiment 1 and embodiment 2 are made detects as can be known, and this composite membrane mechanical performance is outstanding, and ageing-resistant performance is good, and its test data generally is better than similar composite membrane.
Table 1
| Test event | Test foundation or method | Test result (embodiment 1/ embodiment 2) |
| Tensile strength | ASTMD-882 | 380/370(N/10mm) |
| Percentage of elongation | ASTMD-882 | 120/130(％) |
| Percent thermal shrinkage 150 ℃ * 30 | ASTMD-1204 | 1.0/1.2(％) |
| Delamination intensity | Peel off | 20/23(N/10mm) |
| The impermeabilisation rate | ASTMF-1249 | (2.3/2.4 gram * every square meter/sky) |
| Reactance voltage intensity | ASTMF-149 | 25/24(KV) |
| Anti-ultraviolet aging | 60 ℃/1KW ultraviolet xenon lamp was according to 150 hours | Colourless change/colourless change |
Claims (10)
1. compound film for solar battery rear board is characterized in that being composited by following trilaminate material:
0.035 the pvf film that～0.045mm is thick;
0.18 the PET film that～0.30mm is thick;
0.035 the pvf film that～0.045mm is thick.
2. compound film for solar battery rear board as claimed in claim 1 is characterized in that being composited by following trilaminate material:
0.04mm thick pvf film;
0.25mm thick PET film;
0.04mm thick pvf film.
3. compound film for solar battery rear board as claimed in claim 1 is characterized in that: described pvf film adds the processing of 1% dibutyl phthalate hydrostomia by polyfluoroethylene resin and gets.
4. compound film for solar battery rear board as claimed in claim 1 is characterized in that: described PET film adds the processing of age resistor hydrostomia by the PET resin and gets.
5. compound film for solar battery rear board as claimed in claim 4 is characterized in that: described PET film is got by the component hydrostomia processing of following portions by weight:
100 parts of PET resins;
0.1 part in antioxidant;
1 part of hindered amine stabilizer;
0.2 part of light stabilizer.
6. the preparation method of the described compound film for solar battery rear board of claim 1, it is characterized in that comprising the steps: applying curing agent respectively at pvf film and PET film surface, the PET film places between the two-layer pvf film, and heat pressure adhesive curing promptly gets compound film for solar battery rear board.
7. the preparation method of compound film for solar battery rear board as claimed in claim 6 is characterized in that described pvf film adds 1% dibutyl phthalate hydrostomia by polyfluoroethylene resin and processes and get.
8. the preparation method of compound film for solar battery rear board as claimed in claim 7, it is characterized in that described pvf film is made by following method: polyfluoroethylene resin adds 1% dibutyl phthalate, successively drying, add hot-extrudable, shaping, longitudinal stretching, cross directional stretch, ballingup and promptly get pvf film.
9. the preparation method of compound film for solar battery rear board as claimed in claim 6 is characterized in that: described PET film adds the processing of age resistor hydrostomia by the PET resin and gets.
10. the preparation method of compound film for solar battery rear board as claimed in claim 6 is characterized in that described PET film is by the component hydrostomia processing of following portions by weight and get:
100 parts of PET resins;
0.1 part in antioxidant;
1 part of hindered amine stabilizer;
0.2 part of light stabilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710070668 CN100485972C (en) | 2007-08-31 | 2007-08-31 | Method for preparing compound film for solar battery rear board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710070668 CN100485972C (en) | 2007-08-31 | 2007-08-31 | Method for preparing compound film for solar battery rear board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101123278A true CN101123278A (en) | 2008-02-13 |
| CN100485972C CN100485972C (en) | 2009-05-06 |
Family
ID=39085510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710070668 Expired - Fee Related CN100485972C (en) | 2007-08-31 | 2007-08-31 | Method for preparing compound film for solar battery rear board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100485972C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967272A (en) * | 2010-05-19 | 2011-02-09 | 四川东材科技集团股份有限公司 | Method for preparing polyester film for solar cell backsheet film |
| CN102157589A (en) * | 2010-11-26 | 2011-08-17 | 诸暨市枫华塑胶科技有限公司 | High-efficiency solar cell back film and preparation method thereof |
| CN102468353A (en) * | 2010-11-11 | 2012-05-23 | 天津市天塑科技集团有限公司技术中心 | Rear panel composite film for solar photovoltaic cell assembly, and preparation method for rear panel composite film |
| CN102569466A (en) * | 2012-02-29 | 2012-07-11 | 苏州中澳光伏材料科技有限公司 | Solar cell back film |
| CN104040728A (en) * | 2011-11-18 | 2014-09-10 | 托马斯·G·胡德 | Novel solar modules, supporting layer stacks and methods of fabricating thereof |
| CN107841259A (en) * | 2017-03-01 | 2018-03-27 | 苏州赛伍应用技术股份有限公司 | A kind of photovoltaic component back plate high-performance repair sheets band and preparation method |
-
2007
- 2007-08-31 CN CN 200710070668 patent/CN100485972C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967272A (en) * | 2010-05-19 | 2011-02-09 | 四川东材科技集团股份有限公司 | Method for preparing polyester film for solar cell backsheet film |
| CN101967272B (en) * | 2010-05-19 | 2012-05-30 | 四川东材科技集团股份有限公司 | Method for preparing polyester film for solar cell backsheet film |
| CN102468353A (en) * | 2010-11-11 | 2012-05-23 | 天津市天塑科技集团有限公司技术中心 | Rear panel composite film for solar photovoltaic cell assembly, and preparation method for rear panel composite film |
| CN102157589A (en) * | 2010-11-26 | 2011-08-17 | 诸暨市枫华塑胶科技有限公司 | High-efficiency solar cell back film and preparation method thereof |
| CN102157589B (en) * | 2010-11-26 | 2013-05-01 | 诸暨市枫华塑胶科技有限公司 | High-efficiency solar cell back film and preparation method thereof |
| CN104040728A (en) * | 2011-11-18 | 2014-09-10 | 托马斯·G·胡德 | Novel solar modules, supporting layer stacks and methods of fabricating thereof |
| CN104040728B (en) * | 2011-11-18 | 2018-07-20 | 托马斯·G·胡德 | New type solar energy module, bearing layer laminates and the method for manufacturing them |
| CN102569466A (en) * | 2012-02-29 | 2012-07-11 | 苏州中澳光伏材料科技有限公司 | Solar cell back film |
| CN107841259A (en) * | 2017-03-01 | 2018-03-27 | 苏州赛伍应用技术股份有限公司 | A kind of photovoltaic component back plate high-performance repair sheets band and preparation method |
| EP3663373A4 (en) * | 2017-03-01 | 2021-09-01 | Cybrid Technologies Inc. | High-performance repair tape for backboard of photovoltaic module, and manufacturing method therefor |
| US12024639B2 (en) | 2017-03-01 | 2024-07-02 | Cybrid Technologies Inc. | High-performance repair tape for backboard of photovoltaic module, and manufacturing method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100485972C (en) | 2009-05-06 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhuji Fenghua Plastic Science Co., Ltd. Assignor: Zhou Junhua Contract record no.: 2010330001926 Denomination of invention: Method for preparing compound film for solar battery rear board Granted publication date: 20090506 License type: Exclusive License Open date: 20080213 Record date: 20100921 |
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| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG PERLIGHT NEW ENERGY CO., LTD. Free format text: FORMER OWNER: ZHOU JUNHUA Effective date: 20101222 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311811 HUI VILLAGE, YUEJIANG TOWNSHIP, ZHUJI CITY, ZHEJIANG PROVINCE TO: 317521 MUYU MANAGEMENT ZONE, WENLING CITY, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20101222 Address after: 317521 Zhejiang province Wenling City Lantau management area Patentee after: Zhejiang Perlight Solar Co., Ltd. Address before: 311811 Zhejiang city of Zhuji province Xianghui oak River Village Patentee before: Zhou Junhua |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20160831 |
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| CF01 | Termination of patent right due to non-payment of annual fee |