CN103730527A - Solar cell backboard with excellent weather-resistant performance and manufacturing method thereof - Google Patents
Solar cell backboard with excellent weather-resistant performance and manufacturing method thereof Download PDFInfo
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- CN103730527A CN103730527A CN201210382654.6A CN201210382654A CN103730527A CN 103730527 A CN103730527 A CN 103730527A CN 201210382654 A CN201210382654 A CN 201210382654A CN 103730527 A CN103730527 A CN 103730527A
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- 238000004519 manufacturing process Methods 0.000 title abstract description 3
- 239000002131 composite material Substances 0.000 claims abstract description 36
- 239000011347 resin Substances 0.000 claims abstract description 24
- 229920005989 resin Polymers 0.000 claims abstract description 24
- 239000002033 PVDF binder Substances 0.000 claims abstract description 16
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims abstract description 16
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000011737 fluorine Substances 0.000 claims abstract description 10
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 10
- 239000012528 membrane Substances 0.000 claims description 34
- 229920002799 BoPET Polymers 0.000 claims description 28
- 238000001035 drying Methods 0.000 claims description 13
- 239000003292 glue Substances 0.000 claims description 13
- 229920002313 fluoropolymer Polymers 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 10
- 238000004381 surface treatment Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000004925 Acrylic resin Substances 0.000 claims description 5
- 229920000178 Acrylic resin Polymers 0.000 claims description 5
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 5
- 239000003522 acrylic cement Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000010408 film Substances 0.000 abstract description 24
- 239000010409 thin film Substances 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 3
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 238000000576 coating method Methods 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 8
- 235000009854 Cucurbita moschata Nutrition 0.000 description 4
- 240000001980 Cucurbita pepo Species 0.000 description 4
- 235000009852 Cucurbita pepo Nutrition 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 229920002620 polyvinyl fluoride Polymers 0.000 description 4
- 238000007639 printing Methods 0.000 description 4
- 238000007763 reverse roll coating Methods 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 235000020354 squash Nutrition 0.000 description 4
- 206010013786 Dry skin Diseases 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- -1 glue-line Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic Table
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
-
- 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
- Y02E10/547—Monocrystalline silicon PV cells
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Laminated Bodies (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a solar cell backboard with excellent weather-resistant performance. The cell backboard is of a four-layer structure, and the four-layer structure sequentially comprises an F-containing composite film, a rubber layer, a PET thin film and a fluorine-containing resin thin film layer from top to bottom, the F-containing composite film and the fluorine-containing resin thin film layer are adopted to replace imported PVDF or PVF thin films, the production cost is greatly reduced, the F-containing composite film can resist damage like ultraviolet irradiating, and it is ensured that the backboard has the excellent weather-resistant performance.
Description
Technical field
The present invention relates to technical field of solar batteries, solar cell backboard that a kind of weather resisteant can be good specifically and preparation method thereof.
Background technology
From twentieth century since the middle period, along with the continuous consumption of the traditional energies such as coal, oil and by the inferior global pollution problem bringing, people have turned one's attention to regenerative resource gradually, and wish that regenerative resource can change current energy resource structure afterwards, to maintain the mankind's sustainable development.In the new forms of energy of current mankind exploitation, solar energy becomes with its exclusive advantage the focus that people pay attention to.The mode of the solar energy of human development at present has light to turn heat, light turns heat and turns the modes such as electricity, the direct turning point of light (being photovoltaic generation) again.Wherein photovoltaic generation enjoys favor with the feature of its spatter property, fail safe, has obtained in recent years development at a high speed.China has become the producing country of the maximum solar module in the whole world at present, and has formed in areas such as the Yangtze River Delta, the ring Bohai Sea, Pearl River Delta, Midwest the solar energy industry cluster differing from one another.At present.The year installation amount of global photovoltaic in 2011 has reached 23.5GW, estimates that the solar energy installation amount of the year two thousand twenty China will reach 50-100GW.Photovoltaic still has huge growing space.
In current various solar cells, the technology of crystal silicon solar energy battery is the most ripe, is most widely used.Crystal silicon solar assembly is a sandwich construction, by photic zone, glue-line, cell piece, glue-line, backboard successively laminating packaging, is formed.Wherein, photic zone generally adopts glass material, and glue-line adopts EVA glued membrane conventionally.Normally a kind of multilayer materials of backboard, must have the performances such as high insulation, ageing-resistant, uvioresistant, water vapor rejection and dimensional stability, enough mechanical strength preferably.The effect of backboard is for improving the mechanical strength of solar cell, and protection crystal silicon chip prevents that water vapor permeable is to the useful life that affects cell piece in sealant.Because operating time of solar cell will reach 25 years; therefore; backboard must will possess in long-time to be resisted sunlight, rainwater, wind, impacts and destruction that any extraneous factor such as humiture variation is brought, and protects the silicon chip in cell piece.
Commonly using TPT backboard in the market, be example, this backboard outermost layer adopts Tedlar film, has guaranteed that backboard has good ageing-resistant, uvioresistant performance, and the middle PET film that adopts, has guaranteed that backboard has good insulation and water vapor rejection performance.Publication number is that the invention of CN201841726U is such structure, polyvinyl fluoride thin film, glue-line, polyethylene terephthalate film, glue-line, polyvinyl fluoride thin film.
Along with the development of photovoltaic industry, market proposes more and more higher requirement to backboard, not only needs backboard to possess good performance, and the cost that also needs to produce backboard is enough low.Therefore need to develop new solar cell backboard to satisfy the demand.
Summary of the invention
The invention provides solar cell backboard of a kind of high comprehensive performance and preparation method thereof.
The technical solution used in the present invention is: the solar cell backboard that a kind of weather resisteant can be good, it is characterized in that: described battery back-sheet is four-layer structure, and described four-layer structure is from top to bottom followed successively by: containing F composite membrane, glue-line, PET film and fluoroplastic film layer.
Preferably, the described thickness containing F composite membrane is 0.02-0.05mm, and the thickness of described glue-line is 0.01-0.03mm, and the thickness of described PET film is 0.2-0.3mm, and the thickness of described fluoroplastic film layer is 0.02-0.05mm.
Preferably, described is PVDF layer and polyacrylic composite membrane containing F composite membrane, and the thickness of PVDF layer is 0.005-0.015mm.
Preferably, described glue-line is polyurethane adhesive water layer or acryl glue water layer.
Preferably, described fluoroplastic film layer is the film that fluorine resin solidify to form, and fluorine resin comprises tetrafluoroethylene resin and trifluorochlorethylene resin.
A preparation method for the solar cell backboard that weather resisteant energy is good, is characterized in that: comprise the following steps:
(1) adopt the method for double-layer coextrusion, PVDF resin and acrylic resin are extruded under the working temperature of 180-230 ℃, prepare the composite membrane containing F;
(2) will carry out preliminary treatment containing F composite membrane, PET film, film surface can for 50-52 because of;
(3) side at PET film applies fluorine resin, at the temperature range inner drying of 80-130 ℃, is controlled at drying time in 20 minutes;
(4) in the opposite side glue coated of described PET film, dry at 60-110 ℃, will be pressed on PET film opposite side glue layer containing F composite membrane pressing-in temp 80-100 ℃, pressing pressure 5-25Kg/cm
2; Coating method be in blade coating, reverse roll coating, spraying, squash type coating, intaglio printing any one;
(5) laminated film after step (4) pressing is solidified at 50-60 ℃, curing time, 12-48 hour, obtained battery back-sheet.
Preferably, described step (2) preliminary treatment comprises surface cleaning and chemical surface treatment.
Preferably, described chemical surface treatment is that surface plasma is processed or surface corona is processed.
The present invention adopts PVDF or the PVF film containing F composite membrane and fluoroplastic film layer replacement import, greatly reduces production costs; Containing F composite membrane, can resist ultraviolet wire spoke according to equivalent damage, guarantee that backboard possesses excellent weather resisteant energy.
Accompanying drawing explanation
Fig. 1 is back board structure schematic diagram of the present invention.
In figure: containing F composite membrane 1, glue-line 2, PET film 3, fluoroplastic film layer 4.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further elaborated; should understand following embodiment and only for the present invention is described, is not used in and limits the scope of the invention, those skilled in the art all fall within the claimed limited range of the application various equivalence replacements of the present invention, modification.
Shown in Fig. 1, a kind of weather resisteant can from top to bottom be followed successively by by good solar cell backboard: containing F composite membrane 1, glue-line 2, PET film 3 and fluoroplastic film layer 4.Thickness containing F composite membrane 1 is 0.02-0.05mm, and the thickness of glue-line 2 is 0.01-0.03mm, and the thickness of PET film 3 is 0.2-0.3mm, and the thickness of fluoroplastic film layer 4 is 0.02-0.05mm; Containing F composite membrane 1, be PVDF layer and polyacrylic composite membrane, the thickness of PVDF layer is 0.005-0.015mm; Glue-line 2 is polyurethane adhesive water layer or acryl glue water layer; The film that fluoroplastic film layer 4 solidify to form for fluorine resin, fluorine resin comprises tetrafluoroethylene resin and trifluorochlorethylene resin.
Embodiment mono-:
A preparation method for the solar cell backboard that weather resisteant energy is good, comprises the following steps:
(1) adopt the method for double-layer coextrusion, PVDF resin and acrylic resin are extruded under the working temperature of 180 ℃, prepare the composite membrane containing F, the thickness that contains F composite membrane 1 is 0.02mm, and wherein the thickness of PVDF layer is 0.005mm;
(2) will carry out preliminary treatment containing F composite membrane, PET film, preliminary treatment comprises surface cleaning and chemical surface treatment, and chemical surface treatment is that surface plasma is processed or surface corona is processed, preliminary treatment film surface can for 50 because of;
(3) side at PET film applies trifluorochlorethylene resin, and thickness is 0.02mm, at the temperature range inner drying of 80 ℃, is controlled at drying time in 20 minutes;
(4) in the opposite side glue coated of described PET film, the thickness of glue-line is 0.01mm, at 60 ℃, and 5 minutes inner dryings.To be pressed on PET film opposite side glue layer containing F composite membrane 80 ℃ of pressing-in temps, pressing pressure 5Kg/cm
2; Glue coating method be in blade coating, reverse roll coating, spraying, squash type coating, intaglio printing any one;
(5) laminated film after step (4) pressing is solidified at 50 ℃, 48 hours curing times, obtain battery back-sheet.
Battery back-sheet is 85 ℃ of temperature, and humidity 85% or ultraviolet radiation are tested, and after 2000 hours, sample is smooth without bulge, and interlaminar strength is 7.8N/cm, and xanthochromia index Δ b is 1.4.
Embodiment bis-:
A preparation method for the solar cell backboard that weather resisteant energy is good, comprises the following steps:
(1) adopt the method for double-layer coextrusion, PVDF resin and acrylic resin are extruded under the working temperature of 230 ℃, prepare the composite membrane containing F, the thickness that contains F composite membrane 1 is 0.05mm, and wherein the thickness of PVDF layer is 0.015mm;
(2) will carry out preliminary treatment containing F composite membrane, PET film, preliminary treatment comprises surface cleaning and chemical surface treatment, and chemical surface treatment is that surface plasma is processed or surface corona is processed, preliminary treatment film surface can for 52 because of;
(3) side at PET film applies tetrafluoroethylene resin, and thickness is 0.05mm, at the temperature range inner drying of 130 ℃, is controlled at drying time in 20 minutes;
(4) in the opposite side glue coated of described PET film, the thickness of glue-line is 0.03mm, at 110 ℃, and 5 minutes inner dryings.To be pressed on PET film opposite side glue layer containing F composite membrane 100 ℃ of pressing-in temps, pressing pressure 25Kg/cm
2; Glue coating method be in blade coating, reverse roll coating, spraying, squash type coating, intaglio printing any one;
(5) laminated film after step (4) pressing is solidified at 50 ℃, 48 hours curing times, obtain battery back-sheet.
Battery back-sheet is 85 ℃ of temperature, and humidity 85% or ultraviolet radiation are tested, and after 2000 hours, sample is smooth without bulge, and interlaminar strength is 7.4N/cm, and xanthochromia index Δ b is 1.4.
Embodiment tri-:
A preparation method for the solar cell backboard that weather resisteant energy is good, comprises the following steps:
(1) adopt the method for double-layer coextrusion, PVDF resin and acrylic resin are extruded under the working temperature of 200 ℃, prepare the composite membrane containing F, the thickness that contains F composite membrane 1 is 0.04mm, and wherein the thickness of PVDF layer is 0.01mm;
(2) will carry out preliminary treatment containing F composite membrane, PET film, preliminary treatment comprises surface cleaning and chemical surface treatment, and chemical surface treatment is that surface plasma is processed or surface corona is processed, preliminary treatment film surface can for 51 because of;
(3) side at PET film applies chlorotrifluoroethylene and tetrafluoroethylene resin mixture, and thickness is 0.03mm, at the temperature range inner drying of 100 ℃, is controlled at drying time in 20 minutes;
(4) in the opposite side glue coated of described PET film, the thickness of glue-line is 0.02mm, at 90 ℃, and 5 minutes inner dryings.To be pressed on PET film opposite side glue layer containing F composite membrane 90 ℃ of pressing-in temps, pressing pressure 5-25Kg/cm
2; Glue coating method be in blade coating, reverse roll coating, spraying, squash type coating, intaglio printing any one;
(5) laminated film after step (4) pressing is solidified at 50 ℃, 48 hours curing times, obtain battery back-sheet.
Battery back-sheet is 85 ℃ of temperature, and humidity 85% or ultraviolet radiation are tested, and after 2000 hours, sample is smooth without bulge, and interlaminar strength is 6.7N/cm, and xanthochromia index Δ b is 1.6.
Claims (8)
1. the solar cell backboard that weather resisteant can be good, is characterized in that: described battery back-sheet is four-layer structure, and described four-layer structure is from top to bottom followed successively by: containing F composite membrane, glue-line, PET film and fluoroplastic film layer.
2. the solar cell backboard that a kind of weather resisteant according to claim 1 can be good, it is characterized in that: the described thickness containing F composite membrane is 0.02-0.05mm, the thickness of described glue-line is 0.01-0.03mm, the thickness of described PET film is 0.2-0.3mm, and the thickness of described fluoroplastic film layer is 0.02-0.05mm.
3. the solar cell backboard that a kind of weather resisteant according to claim 1 and 2 can be good, is characterized in that: described is PVDF layer and polyacrylic composite membrane containing F composite membrane, and the thickness of PVDF layer is 0.005-0.015mm.
4. the solar cell backboard that a kind of weather resisteant according to claim 1 and 2 can be good, is characterized in that: described glue-line is polyurethane adhesive water layer or acryl glue water layer.
5. the solar cell backboard that a kind of weather resisteant according to claim 1 and 2 can be good, is characterized in that: described fluoroplastic film layer is the film that fluorine resin solidify to form, and fluorine resin comprises tetrafluoroethylene resin and trifluorochlorethylene resin.
6. a preparation method for the solar cell backboard that weather resisteant can be good, is characterized in that: comprise the following steps:
(1) adopt the method for double-layer coextrusion, PVDF resin and acrylic resin are extruded under the working temperature of 180-230 ℃, prepare the composite membrane containing F;
(2) will carry out preliminary treatment containing F composite membrane, PET film, film surface can for 50-52 because of;
(3) side at PET film applies fluorine resin, at the temperature range inner drying of 80-130 ℃, is controlled at drying time in 20 minutes;
(4) in the opposite side glue coated of described PET film, dry at 60-110 ℃, will be pressed on PET film opposite side glue layer containing F composite membrane pressing-in temp 80-100 ℃, pressing pressure 5-25Kg/cm
2;
(5) laminated film after step (4) pressing is solidified at 50-60 ℃, curing time, 12-48 hour, obtained battery back-sheet.
7. the preparation method of the solar cell backboard that a kind of weather resisteant according to claim 6 can be good, is characterized in that: described step (2) preliminary treatment comprises surface cleaning and chemical surface treatment.
8. the preparation method of the solar cell backboard that a kind of weather resisteant according to claim 7 can be good, is characterized in that: described chemical surface treatment is that surface plasma is processed or surface corona is processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210382654.6A CN103730527A (en) | 2012-10-11 | 2012-10-11 | Solar cell backboard with excellent weather-resistant performance and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210382654.6A CN103730527A (en) | 2012-10-11 | 2012-10-11 | Solar cell backboard with excellent weather-resistant performance and manufacturing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN103730527A true CN103730527A (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210382654.6A Pending CN103730527A (en) | 2012-10-11 | 2012-10-11 | Solar cell backboard with excellent weather-resistant performance and manufacturing method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104465836A (en) * | 2014-11-21 | 2015-03-25 | 苏州中来光伏新材股份有限公司 | Solar cell insulation back material, solar cell module and production process of solar cell |
| CN106585028A (en) * | 2016-11-30 | 2017-04-26 | 庞倩桃 | Solar cell backboard and preparing method thereof |
| CN107611199A (en) * | 2017-08-03 | 2018-01-19 | 浙江帆度光伏材料有限公司 | A kind of overlay film type solar cell backboard |
| CN109337109A (en) * | 2018-10-29 | 2019-02-15 | 苏州福慧材料科技有限公司 | A kind of preparation process of fluorine-containing agricultural film |
| CN109591339A (en) * | 2018-10-29 | 2019-04-09 | 苏州福慧材料科技有限公司 | A kind of production technology of the weather-proof agricultural film of the high temperature of three-decker |
-
2012
- 2012-10-11 CN CN201210382654.6A patent/CN103730527A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104465836A (en) * | 2014-11-21 | 2015-03-25 | 苏州中来光伏新材股份有限公司 | Solar cell insulation back material, solar cell module and production process of solar cell |
| CN106585028A (en) * | 2016-11-30 | 2017-04-26 | 庞倩桃 | Solar cell backboard and preparing method thereof |
| CN107611199A (en) * | 2017-08-03 | 2018-01-19 | 浙江帆度光伏材料有限公司 | A kind of overlay film type solar cell backboard |
| CN109337109A (en) * | 2018-10-29 | 2019-02-15 | 苏州福慧材料科技有限公司 | A kind of preparation process of fluorine-containing agricultural film |
| CN109591339A (en) * | 2018-10-29 | 2019-04-09 | 苏州福慧材料科技有限公司 | A kind of production technology of the weather-proof agricultural film of the high temperature of three-decker |
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Application publication date: 20140416 |