CN103818079A - PET/POE composite membrane for photovoltaic module encapsulating and preparing method thereof - Google Patents
PET/POE composite membrane for photovoltaic module encapsulating and preparing method thereof Download PDFInfo
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- CN103818079A CN103818079A CN201410081584.XA CN201410081584A CN103818079A CN 103818079 A CN103818079 A CN 103818079A CN 201410081584 A CN201410081584 A CN 201410081584A CN 103818079 A CN103818079 A CN 103818079A
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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 invention discloses a PET/POE composite membrane for photovoltaic module encapsulating and a preparing method thereof. The method mainly includes the following steps: 1, preparation of modified POE resin: uniformly mixing POE resin and an antioxidant solution through a high-speed blender mixer and drying the solvent; 2, surface treatment of a PET substrate membrane: performing low-temperature plasma corona and first coating to the PET substrate membrane; 3, compounding of the PET substrate membrane and a modified POE adhesive membrane: melt extruding the obtained modified POE resin through an extruding machine to obtain a POE adhesive membrane, then pasting, pressing and compounding the POE adhesive membrane with the PET substrate membrane to obtain the PET/POE composite membrane. The PET/POE composite membrane provided by the invention is simple in production technology, improves the weather resistance and yellowing resistance, is prolonged in service life, excellent in performance and low in cost, can be directly used as a connecting layer for pasting a backboard with a battery piece, and has a potential prospect in application of encapsulating materials of photovoltaic modules.
Description
Technical field
The present invention relates to laminated film technical field, specifically refer to a kind of PET/POE composite membrane for photovoltaic component encapsulating and preparation method thereof.
Background technology
At present, polyolefin elastomer (polyolefin elastomer) is (POE) thermoplastic elastomer (TPE) with narrow molecular weight distribution and uniformly short-chain branch distribution of DOW chemical company of the U.S. take metallocene as catalyst.High and single being uniformly distributed of its comonomer octene content, narrow molecular weight distribution, these characteristics have given POE resin good material property.In POE molecular resin, do not contain unsaturated double-bond, the toughness with good heat endurance, weatherability, resistance to ag(e)ing, brilliance has good processability simultaneously.EVA glued membrane is the material that is mainly used at present encapsulating solar cell, but it comes with some shortcomings, and as aging in easy xanthochromia, weatherability is poor, service life is short.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, and the PET/POE composite membrane for photovoltaic component encapsulating that a kind of production technology is simple, weatherability is high, yellowing resistance can strengthen, extend service life is provided.
The present invention also provides a kind of preparation method of the PET/POE composite membrane for photovoltaic component encapsulating.
To achieve these goals, a kind of PET/POE composite membrane for photovoltaic component encapsulating of the present invention, this composite membrane is composited by PET base material film and the pressing of modification POE glued membrane of corona, primary coat processing.
Optimally, described PET base material film thickness is 15 um-30 um.
Optimally, described modification POE film thickness is 5 um-10 um.
For a preparation method for the PET/POE composite membrane of photovoltaic component encapsulating, it mainly comprises the following steps:
(1) preparation of modification POE resin: respectively POE resin is mixed to then dry out solvent with the ratio of antioxidant solution take quality as 100:0.1 ~ 1 through high speed mixer;
(2) PET base material film surface preparation: PET base material film is through low-temperature plasma sided corona treatment and polymine aqueous basecoat agent primary coat processing;
(3) PET base material film and modification POE glued membrane are compound: the modification POE resin that step (1) is obtained is melt extruded and obtained POE glued membrane by extruder, then to carry out pressing compound with PET base material film, obtains PET/POE laminated film.
Optimally, the antioxidant described in step (1) is phosphorous acid bisphenol-A ester or tris phosphite.
Beneficial effect of the present invention is:
Compared with prior art, PET/POE composite membrane production technology of the present invention is simple, and weatherability is high, yellowing resistance can strengthen, function admirable, and cost is low, can, directly as the articulamentum of bonding backboard and cell piece, there is potential application as photovoltaic component encapsulating material.
The specific embodiment
Embodiment 1:
A kind of PET/POE composite membrane for photovoltaic component encapsulating of the present invention, this composite membrane is composited by PET base material film and the pressing of modification POE glued membrane of corona, primary coat processing.
For a preparation method for the PET/POE composite membrane of photovoltaic component encapsulating, it mainly comprises the following steps:
(1) preparation of modification POE resin: respectively POE resin is mixed through high speed mixer with the mass ratio of phosphorous acid bisphenol-A ester solution take quality as 100:0.1, then by baking oven dry out solvent at 40 ° of C temperature;
(2) PET base material film surface preparation: PET base material film, through low-temperature plasma sided corona treatment and polymine aqueous basecoat agent primary coat processing, increases the cohesive force of base material and composite bed;
(3) PET base material film and modification POE glued membrane are compound: the modification POE resin that step (1) is obtained is melt extruded and obtained POE glued membrane by extruder, to carry out pressing compound with PET base material film, finally, by ozone Oxidation Treatment, obtain PET/POE laminated film by rolling.
Embodiment 2:
A kind of PET/POE composite membrane for photovoltaic component encapsulating of the present invention, this composite membrane is composited by PET base material film and the pressing of modification POE glued membrane of corona, primary coat processing.
For a preparation method for the PET/POE composite membrane of photovoltaic component encapsulating, it mainly comprises the following steps:
(1) preparation of modification POE resin: respectively POE resin is mixed through high speed mixer with mass ratio 100:0.5 with phosphorous acid bisphenol-A ester solution, then by baking oven dry out solvent at 50 ° of C temperature;
(2) PET base material film surface preparation: PET base material film, through low-temperature plasma corona and polymine aqueous basecoat agent primary coat processing, increases the cohesive force of base material and composite bed;
(3) PET base material film and modification POE glued membrane are compound: the modification POE resin that step (1) is obtained is melt extruded and obtained POE glued membrane by extruder, to carry out pressing compound with PET base material film, finally, by ozone Oxidation Treatment, obtain PET/POE laminated film by rolling.
Embodiment 3:
A kind of PET/POE composite membrane for photovoltaic component encapsulating of the present invention, this composite membrane is composited by PET base material film and the pressing of modification POE glued membrane of corona, primary coat processing.
For a preparation method for the PET/POE composite membrane of photovoltaic component encapsulating, it mainly comprises the following steps:
(1) preparation of modification POE resin: respectively POE resin is mixed through high speed mixer with mass ratio 100:1 with tricresyl phosphite ester solution, then by baking oven dry out solvent at 60 ° of C temperature;
(2) PET base material film surface preparation: PET base material film, through low-temperature plasma sided corona treatment and polymine aqueous basecoat agent primary coat processing, increases the cohesive force of base material and composite bed;
(3) PET base material film and modification POE glued membrane are compound: the modification POE resin that step (1) is obtained is melt extruded and obtained POE glued membrane by extruder, to carry out pressing compound with PET base material film, finally, by ozone Oxidation Treatment, obtain PET/POE laminated film by rolling.
The thinking and the method that the invention provides a kind of PET/POE composite membrane for photovoltaic component encapsulating and preparation method thereof, method and the approach of this technical scheme of specific implementation are a lot, and the above is only the preferred embodiment of the present invention.
Claims (5)
1. for a PET/POE composite membrane for photovoltaic component encapsulating, it is characterized in that, this composite membrane is composited by PET base material film and the pressing of modification POE glued membrane of corona, primary coat processing.
2. the PET/POE composite membrane for photovoltaic component encapsulating according to claim 1, is characterized in that, described PET base material film thickness is 15 um-30 um.
3. the PET/POE composite membrane for photovoltaic component encapsulating according to claim 1, is characterized in that, described modification POE film thickness is 5 um-10 um.
4. a preparation method for the PET/POE composite membrane for photovoltaic component encapsulating as described in claim 1-3, is characterized in that: it mainly comprises the following steps:
(1) preparation of modification POE resin: respectively POE resin is mixed through high speed mixer with the ratio of antioxidant solution take quality as 100:0.1 ~ 1, then by baking oven dry out solvent at 40-60 ° of C temperature;
(2) PET base material film surface preparation: PET base material film is through low-temperature plasma sided corona treatment and polymine aqueous basecoat agent primary coat processing;
(3) PET base material film and modification POE glued membrane are compound: the modification POE resin that step (1) is obtained is melt extruded and obtained POE glued membrane by extruder, to carry out pressing compound with PET base material film, finally, by ozone Oxidation Treatment, obtain PET/POE laminated film by rolling.
5. the preparation method of the PET/POE composite membrane for photovoltaic component encapsulating according to claim 4, is characterized in that, the antioxidant described in step (1) is phosphorous acid bisphenol-A ester or tris phosphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081584.XA CN103818079A (en) | 2014-03-07 | 2014-03-07 | PET/POE composite membrane for photovoltaic module encapsulating and preparing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410081584.XA CN103818079A (en) | 2014-03-07 | 2014-03-07 | PET/POE composite membrane for photovoltaic module encapsulating and preparing method thereof |
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| CN103818079A true CN103818079A (en) | 2014-05-28 |
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| CN201410081584.XA Pending CN103818079A (en) | 2014-03-07 | 2014-03-07 | PET/POE composite membrane for photovoltaic module encapsulating and preparing method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364100A (en) * | 2016-08-26 | 2017-02-01 | 江苏东鋆光伏科技有限公司 | Composite material membrane for packaging photovoltaic module and preparation method thereof |
| CN106981535A (en) * | 2017-05-09 | 2017-07-25 | 无锡赛晶太阳能有限公司 | A kind of double-sided glass BIPV photovoltaic modulies |
| CN113831850A (en) * | 2021-09-29 | 2021-12-24 | 苏州赛伍应用技术股份有限公司 | Packaging adhesive film for backlight module, preparation method of packaging adhesive film and Mini LED backlight module |
| CN116565046A (en) * | 2023-06-14 | 2023-08-08 | 武汉美格科技股份有限公司 | Double-sided flexible photovoltaic module |
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| US20070267059A1 (en) * | 2004-12-28 | 2007-11-22 | Dupont-Mitsui Polychemicals Co., Ltd. | Encapsulating Material for Solar Cell |
| CN102731892A (en) * | 2009-07-17 | 2012-10-17 | 三菱树脂株式会社 | Solar cell sealilng material and solar cell module produced using the same |
| CN102820356A (en) * | 2012-09-10 | 2012-12-12 | 浙江大学 | Rear panel composite membrane for solar cell |
| CN102850963A (en) * | 2012-09-14 | 2013-01-02 | 宁波威克丽特功能塑料有限公司 | Solar battery backplane and preparation method thereof |
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2014
- 2014-03-07 CN CN201410081584.XA patent/CN103818079A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070267059A1 (en) * | 2004-12-28 | 2007-11-22 | Dupont-Mitsui Polychemicals Co., Ltd. | Encapsulating Material for Solar Cell |
| CN102731892A (en) * | 2009-07-17 | 2012-10-17 | 三菱树脂株式会社 | Solar cell sealilng material and solar cell module produced using the same |
| CN102820356A (en) * | 2012-09-10 | 2012-12-12 | 浙江大学 | Rear panel composite membrane for solar cell |
| CN102850963A (en) * | 2012-09-14 | 2013-01-02 | 宁波威克丽特功能塑料有限公司 | Solar battery backplane and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106364100A (en) * | 2016-08-26 | 2017-02-01 | 江苏东鋆光伏科技有限公司 | Composite material membrane for packaging photovoltaic module and preparation method thereof |
| CN106981535A (en) * | 2017-05-09 | 2017-07-25 | 无锡赛晶太阳能有限公司 | A kind of double-sided glass BIPV photovoltaic modulies |
| CN113831850A (en) * | 2021-09-29 | 2021-12-24 | 苏州赛伍应用技术股份有限公司 | Packaging adhesive film for backlight module, preparation method of packaging adhesive film and Mini LED backlight module |
| CN116565046A (en) * | 2023-06-14 | 2023-08-08 | 武汉美格科技股份有限公司 | Double-sided flexible photovoltaic module |
| CN116565046B (en) * | 2023-06-14 | 2024-01-30 | 武汉美格科技股份有限公司 | Double-sided flexible photovoltaic module |
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Application publication date: 20140528 |