CN107556931A - Eutectic refers to the compound white photovoltaic glued membranes of EVA - Google Patents
Eutectic refers to the compound white photovoltaic glued membranes of EVA Download PDFInfo
- Publication number
- CN107556931A CN107556931A CN201710785199.7A CN201710785199A CN107556931A CN 107556931 A CN107556931 A CN 107556931A CN 201710785199 A CN201710785199 A CN 201710785199A CN 107556931 A CN107556931 A CN 107556931A
- Authority
- CN
- China
- Prior art keywords
- white
- eva
- eutectic
- content
- refer
- 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.)
- Pending
Links
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)
Abstract
The present invention relates to photovoltaic glued membrane technical field, especially a kind of eutectic refers to the compound white photovoltaic glued membranes of EVA, including lower floor's white EVA layer and upper strata transparent EVA layer, wherein white EVA layer weight/mass percentage composition is as follows：Eutectic refers to ethylene-vinyl acetate copolymer resin content as 80%~95%, and white filler 5% 20%, antioxidant content is 0.05%~5%, and content of crosslinking agent is 0.25%~2%, and silane coupled agent content is 0.1%~4%；Transparent EVA layer weight/mass percentage composition is as follows：It is 87%~98% that eutectic, which refers to ethylene-vinyl acetate copolymer resin content, and antioxidant content is 0.05%~5%, and content of crosslinking agent is 0.25%~2%, and silane coupled agent content is 0.1%~4%.After said structure, eutectic of the invention refers to the compound white photovoltaic glued membranes of EVA and had wide range of applications, and reflecting rate reaches more than 90%, it is possible to increase the photoelectric transformation efficiency of photovoltaic module, and can eliminate simultaneously bubble and it is hidden split, fold and the white phenomenon of overflowing.
Description
Technical field
The present invention relates to photovoltaic glued membrane technical field, especially a kind of eutectic refers to the compound white photovoltaic glued membranes of EVA.
Background technology
Nearly ten years, because technological progress and cost are cheap, the development of China's photovoltaic industry is very swift and violent, from 2008 with
Come, yield and the output value exceed the photovoltaics such as Germany, Japan power and occupy the first in the world.But solar cell photoelectric converts at present
Effect is difficult to improve, and between maintaining 18%~19% always, how to improve the photoelectric transformation efficiency of photovoltaic cell turns into the world
The important references of photovoltaic industry focus of attention and national governments' New Energy Industry layout.Present photoelectric transformation efficiency is from theory
Also there is a big difference for the generating efficiency 26.8%~30% of calculating, and the source of these losses is many, including battery
The blank at interval and cell piece and module edge between piece.
Solar photovoltaic assembly basic structure is formed by 5 layers from top to bottom：Upper strata high-transparency Guang volt Bo Li ﹑ upper stratas EVA glue
Mo ﹑ electricity Chi Pian ﹑ lower floor's EVA Jiao Mo ﹑ photovoltaic backs or lower floor's photovoltaic glass.Due to this structure, sunshine is incident from glass, warp
Upper strata EVA adhesive film is crossed, cell piece is reached and realizes opto-electronic conversion, interval and cell piece and component side of the sunshine between cell piece
There is greater loss in the blank space of edge, if bottom is photovoltaic glass, then sunshine can be projected directly, if photovoltaic back
Plate, because backboard reflectivity is not high, about 70-80%, the sunshine for thus having 20-30% is lost.Therefore, high reflecting rate
White EVA adhesive film preparation and application just turn into solar energy industry circle research focus.But go deep into research, gas
Pao ﹑ folds and the problem of white of overflowing, gradually display.Because photovoltaic module needs high temperature lamination ability curing molding, and it was laminated
In order to solve the generation of bubble, it is necessary to vacuumize in journey, under the double action of air pressure and internal stress, white EVA adhesive film occurs
Fold, and easily overflow in vain on cell piece and busbar, the attractive in appearance of photovoltaic module is so not only have impact on, and reduce work(
Rate.So solve the problems, such as Qi Pao ﹑ folds and overflow white just to turn into the task of top priority.
The content of the invention
The technical problem to be solved in the invention, which is to provide, a kind of heats that mobility is low and corrugationless and white risk of overflowing are answered
Mould assembly EVA photovoltaic glued membranes.
In order to solve the above technical problems, the eutectic of the present invention refers to the compound white photovoltaic glued membranes of EVA, including lower floor white EVA
Layer and upper strata transparent EVA layer, wherein white EVA layer weight/mass percentage composition is as follows：Eutectic refers to ethylene-vinyl acetate copolymer resin
Content is 80%~95%, white filler 5%-20%, and antioxidant content is 0.05%~5%, content of crosslinking agent 0.25%
~2%, silane coupled agent content is 0.1%~4%；Transparent EVA layer weight/mass percentage composition is as follows：Eutectic refers to ethyl vinyl acetate second
Alkene copolymer resin content is 87%~98%, and antioxidant content is 0.05%~5%, and content of crosslinking agent is 0.25%~2%,
Silane coupled agent content is 0.1%~4%.
Further, the molar content that the eutectic refers to vinyl acetate in ethylene-vinyl acetate copolymer resin is 20%
~50%, the melt flow rate (MFR) that the eutectic refers to ethylene-vinyl acetate copolymer resin is 1.0g/10min~10g/
10min。
Further, the antioxidant includes primary antioxidant and auxiliary anti-oxidant, wherein, the main antioxygen base is β-(3,5-
Di-tert-butyl-hydroxy phenyl) propionic acid octadecanol ester；The auxiliary anti-oxidant is three (4- nonyl phenols) phosphite esters and/or Asia
Tricresyl phosphate (2,4- di-tert-butyl-phenyls) ester.
Further, the auxiliary anti-oxidant is three (4- nonyl phenols) phosphite esters and (2, the 4- di-t-butyls of phosphorous acid three
Phenyl) ester compound.
Further, the crosslinking agent includes crosslinking and curing agent and assistant crosslinking agent, wherein, the crosslinking and curing agent includes
Machine peroxide and/or azo-compound, the organic peroxide are included for dicumyl peroxide, di-tert-butyl peroxide
Thing, di-isopropylbenzene hydroperoxide, the di-t-butyl hexane peroxide of 2,5- dimethyl -2,5,4,4- bis- (t-amyl peroxy) valeric acid are just
Butyl ester, the one or more in the peroxidating 2- ethylhexyl carbonates tert-butyl ester, 3,3- bis- (t-butyl peroxy) ethyl butyrate；Institute
State assistant crosslinking agent include Triallyl isocyanurate, TAC, trimethylol-propane trimethacrylate,
One or more mixing in diethyleneglycol dimethacrylate.
Further, the silane coupler is VTES, vinyltrimethoxy silane, vinyl
In three tert-butyl peroxide silane, vinyltriacetoxy silane, vinyl three ('beta '-methoxy ethyoxyl) silane at least
It is a kind of.
Further, the white filler, is titanium dioxide, white carbon, the white inorganic particle of barium sulfate.
Further, the white filler surface is handled by Coated with Organic Matter, is processed into the EVA of 30-70% concentration
Used after white master batch.
Further, the gross thickness that the eutectic refers to the compound white photovoltaic glued membranes of EVA is 350-750 μm.
After said structure, eutectic of the invention refers to the compound white photovoltaic glued membranes of EVA and had wide range of applications, and reflecting rate reaches
To more than 90%, it is possible to increase the photoelectric transformation efficiency of photovoltaic module, and can eliminate simultaneously bubble and it is hidden split, fold and overflow
White phenomenon.In addition, have the characteristics that：
1st, EVA adhesive film hot melt viscosity can be greatly improved by referring to EVA micelles from eutectic, reduced it and heated mobility, reduce
Its fold and white risk of overflowing in vacuum is laminated.
2nd, EVA compound cutans are produced from the method for double-layer coextrusion, upper strata is transparent EVA glued membrane, and lower floor is white EVA glue
Film.Due to being covered above tunica albuginea by layer of transparent film, further reduce its fold in vacuum is laminated and overflow white
Risk, while the thickness of tunica albuginea is also reduced, the dosage of titanium dioxide is reduced on the basis of reflecting rate is ensured, reduces manufacture
Cost.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation that eutectic of the present invention refers to the compound white photovoltaic glued membranes of EVA.
In figure：1 is lower floor's white EVA layer, and 2 be upper strata transparent EVA layer, and 3 be white filler
Embodiment
As shown in figure 1, the eutectic of the present invention refers to the compound white photovoltaic glued membranes of EVA, including lower floor's white EVA layer 1 and upper strata
Transparent EVA layer 2, white filler 3 is included in lower floor's white EVA layer 1.
The material used is：
Major ingredient：Ethylene-vinyl acetate copolymer (EVA).VA contents are 33%.
Titanium dioxide：Surface is handled by Coated with Organic Matter, is used after being processed into the EVA white master batch of 30-70% concentration.
Antioxidant:Main antioxygen base is β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid octadecanol ester；Auxiliary anti-oxidant is
The compound of three (4- nonyl phenols) phosphite esters and phosphorous acid three (2,4- di-tert-butyl-phenyls) ester.
Crosslinking agent:Crosslinking and curing agent is the peroxidating 2- ethylhexyl carbonates tert-butyl ester and 3,3- bis- (t-butyl peroxy) butyric acid
The compound of ethyl ester；Assistant crosslinking agent is Triallyl isocyanurate, TAC and trimethylolpropane tris first
The compound of base acrylate.
Silane coupler：Vinyl three ('beta '-methoxy ethyoxyl) silane.
The technological process of production of this patent is：Batch mixing-double-deck extrusion-curtain coating-thickness measuring-embossing-sizing-trimming-winding-bag
Dress.
Formula such as table 1
Transparent film formulation is according to EVA：Antioxidant：Crosslinking agent：Silane coupler=100:0.5:2.0:0.5, tunica albuginea formula
According to EVA+ titanium dioxides：Antioxidant：Crosslinking agent：Silane coupler=100:0.5:2.0:0.5, tunica albuginea formula titanium dioxide addition ratio
Example calculates according to (the total adding proportion * gross thickness/tunica albuginea thickness of composite membrane), and tunica albuginea is formulated EVA adding proportions according to (100- tunica albugineas
Titanium dioxide adding proportion) calculate, above-mentioned material is sufficiently mixed uniformly in the ratio of table 1, is added separately to two extruder material
Bucket, carries out melting coextrusion, 80~90 DEG C of the temperature humidity in each region of extruder, die head, is extruded through co-extrusion die head, by way of curtain coating
Roller cools down, then is shaped after thickness measuring, embossing procedure, finally trimming, winding again, packaging and storage.Then transmissivity, resistance to is carried out
Burn-in test and cell piece power test.
Table 1-different embodiments formula and performance
Although the foregoing describing the embodiment of the present invention, those skilled in the art should be appreciated that this
Be merely illustrative of, various changes or modifications can be made to present embodiment, without departing from the present invention principle and essence,
Protection scope of the present invention is only limited by the claims that follow.
Claims (9)
1. a kind of eutectic refers to the compound white photovoltaic glued membranes of EVA, it is characterised in that：Including lower floor's white EVA layer and upper strata transparent EVA
Layer, wherein white EVA layer weight/mass percentage composition is as follows：Eutectic refer to ethylene-vinyl acetate copolymer resin content for 80%~
95%, white filler 5%-20%, antioxidant content are 0.05%~5%, and content of crosslinking agent is 0.25%~2%, and silane is even
It is 0.1%~4% to join agent content；Transparent EVA layer weight/mass percentage composition is as follows：Eutectic refers to ethylene-vinyl acetate copolymer resin
Content is 87%~98%, and antioxidant content is 0.05%~5%, and content of crosslinking agent is 0.25%~2%, and silane coupler contains
Measure as 0.1%~4%.
2. refer to the compound white photovoltaic glued membranes of EVA according to the eutectic described in claim 1, it is characterised in that：The eutectic refer to ethene-
The molar content of vinyl acetate is 20%~50% in vinyl acetate copolymer resin, and the eutectic refers to ethene-vinyl acetate and is total to
The melt flow rate (MFR) of copolymer resin is 1.0g/10min~10g/10min.
3. refer to the compound white photovoltaic glued membranes of EVA according to the eutectic described in claim 1, it is characterised in that：The antioxidant includes
Primary antioxidant and auxiliary anti-oxidant, wherein, the main antioxygen base is β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid octadecanol
Ester；The auxiliary anti-oxidant is three (4- nonyl phenols) phosphite esters and/or phosphorous acid three (2,4- di-tert-butyl-phenyls) ester.
4. refer to the compound white photovoltaic glued membranes of EVA according to the eutectic described in claim 3, it is characterised in that：The auxiliary anti-oxidant is
The compound of three (4- nonyl phenols) phosphite esters and phosphorous acid three (2,4- di-tert-butyl-phenyls) ester.
5. refer to the compound white photovoltaic glued membranes of EVA according to the eutectic described in claim 1, it is characterised in that：The crosslinking agent includes
Crosslinking and curing agent and assistant crosslinking agent, wherein, the crosslinking and curing agent includes organic peroxide and/or azo-compound, described
Organic peroxide include for dicumyl peroxide, di-tert-butyl peroxide, di-isopropylbenzene hydroperoxide, 2,5- dimethyl-
2,5 di-t-butyl hexane peroxides, 4,4- bis- (t-amyl peroxy) valeric acid n-butyl, the tertiary fourth of peroxidating 2- ethylhexyl carbonates
One or more in ester, 3,3- bis- (t-butyl peroxy) ethyl butyrate；The assistant crosslinking agent includes triallyl isocyanuric acid
One kind in ester, TAC, trimethylol-propane trimethacrylate, diethyleneglycol dimethacrylate
Or a variety of mixing.
6. refer to white EVA photovoltaics glued membrane according to the eutectic described in claim 1, it is characterised in that：The silane coupler is second
Alkenyl triethoxysilane, vinyltrimethoxy silane, the tert-butyl peroxide silane of vinyl three, vinyl triacetoxy
At least one of silane, vinyl three ('beta '-methoxy ethyoxyl) silane.
7. refer to white EVA photovoltaics glued membrane according to the eutectic described in claim 1, it is characterised in that：The white filler, it is titanium white
Powder, white carbon, the white inorganic particle of barium sulfate.
8. refer to white EVA photovoltaics glued membrane according to the eutectic described in claim 7, it is characterised in that：The white filler surface warp
Coated with Organic Matter processing is crossed, is used after being processed into the EVA white master batch of 30-70% concentration.
9. refer to white EVA photovoltaics glued membrane according to the eutectic described in claim 1, it is characterised in that：It is compound white that the eutectic refers to EVA
The gross thickness of coloured light volt glued membrane is 350-750 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710785199.7A CN107556931A (en) | 2017-09-04 | 2017-09-04 | Eutectic refers to the compound white photovoltaic glued membranes of EVA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710785199.7A CN107556931A (en) | 2017-09-04 | 2017-09-04 | Eutectic refers to the compound white photovoltaic glued membranes of EVA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107556931A true CN107556931A (en) | 2018-01-09 |
Family
ID=60978944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710785199.7A Pending CN107556931A (en) | 2017-09-04 | 2017-09-04 | Eutectic refers to the compound white photovoltaic glued membranes of EVA |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107556931A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110079221A (en) * | 2019-03-12 | 2019-08-02 | 常州斯威克光伏新材料有限公司 | A kind of highly reliable high-gain white EVA photovoltaic glue film of two-layer compound and preparation method thereof |
| WO2019154300A1 (en) * | 2018-02-06 | 2019-08-15 | 苏州赛伍应用技术股份有限公司 | Encapsulation adhesive film for solar cell, preparation method therefor and use thereof |
| CN111635706A (en) * | 2020-06-12 | 2020-09-08 | 常州斯威克光伏新材料有限公司 | PID (potential induced degradation) resistant packaging adhesive film for double-sided PREC (pre-positive electrode contact) battery and preparation method thereof |
| CN113956822A (en) * | 2021-11-05 | 2022-01-21 | 明冠新材料股份有限公司 | High-reflectivity EVA adhesive film without adhesive overflow and preparation method thereof |
| CN114231210A (en) * | 2021-12-31 | 2022-03-25 | 常州百佳年代薄膜科技股份有限公司 | High-gain grid adhesive film for photovoltaic module, composite EVA resin and production process thereof |
| CN114940871A (en) * | 2021-06-30 | 2022-08-26 | 福斯特(嘉兴)新材料有限公司 | Three-layer packaging material and photovoltaic module |
| CN115746739A (en) * | 2023-01-09 | 2023-03-07 | 常州斯威克光伏新材料有限公司 | White foaming adhesive film and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832280A (en) * | 2012-07-18 | 2012-12-19 | 苏州赛伍应用技术有限公司 | Laminated packaging film for solar batteries |
| CN102863918A (en) * | 2012-10-19 | 2013-01-09 | 杭州索康博能源科技有限公司 | High-efficiency solar packaging film |
| CN203639397U (en) * | 2013-10-22 | 2014-06-11 | 杭州福斯特光伏材料股份有限公司 | Photovoltaic module packaging adhesive film with double-layer structure |
| CN104479572A (en) * | 2014-11-27 | 2015-04-01 | 祝根平 | Hot-melt adhesive film for fixing solder strip reflective films |
| CN106463557A (en) * | 2014-06-27 | 2017-02-22 | 三井化学东赛璐株式会社 | Resin composition for solar cell sealing materials, solar cell sealing material and solar cell module |
| CN106753056A (en) * | 2016-12-29 | 2017-05-31 | 苏州度辰新材料有限公司 | White polyolefin packaging adhesive film for solar cell module and preparation method thereof |
| CN106752997A (en) * | 2016-12-30 | 2017-05-31 | 广州鹿山新材料股份有限公司 | Good white polyolefin packaging adhesive film of a kind of block-water performance and preparation method thereof |
-
2017
- 2017-09-04 CN CN201710785199.7A patent/CN107556931A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832280A (en) * | 2012-07-18 | 2012-12-19 | 苏州赛伍应用技术有限公司 | Laminated packaging film for solar batteries |
| CN102863918A (en) * | 2012-10-19 | 2013-01-09 | 杭州索康博能源科技有限公司 | High-efficiency solar packaging film |
| CN203639397U (en) * | 2013-10-22 | 2014-06-11 | 杭州福斯特光伏材料股份有限公司 | Photovoltaic module packaging adhesive film with double-layer structure |
| CN106463557A (en) * | 2014-06-27 | 2017-02-22 | 三井化学东赛璐株式会社 | Resin composition for solar cell sealing materials, solar cell sealing material and solar cell module |
| CN104479572A (en) * | 2014-11-27 | 2015-04-01 | 祝根平 | Hot-melt adhesive film for fixing solder strip reflective films |
| CN106753056A (en) * | 2016-12-29 | 2017-05-31 | 苏州度辰新材料有限公司 | White polyolefin packaging adhesive film for solar cell module and preparation method thereof |
| CN106752997A (en) * | 2016-12-30 | 2017-05-31 | 广州鹿山新材料股份有限公司 | Good white polyolefin packaging adhesive film of a kind of block-water performance and preparation method thereof |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019154300A1 (en) * | 2018-02-06 | 2019-08-15 | 苏州赛伍应用技术股份有限公司 | Encapsulation adhesive film for solar cell, preparation method therefor and use thereof |
| CN110637070A (en) * | 2018-02-06 | 2019-12-31 | 苏州赛伍应用技术股份有限公司 | Packaging adhesive film for solar cell and preparation method and application thereof |
| CN110637070B (en) * | 2018-02-06 | 2021-12-07 | 苏州赛伍应用技术股份有限公司 | Packaging adhesive film for solar cell and preparation method and application thereof |
| CN110079221A (en) * | 2019-03-12 | 2019-08-02 | 常州斯威克光伏新材料有限公司 | A kind of highly reliable high-gain white EVA photovoltaic glue film of two-layer compound and preparation method thereof |
| CN111635706A (en) * | 2020-06-12 | 2020-09-08 | 常州斯威克光伏新材料有限公司 | PID (potential induced degradation) resistant packaging adhesive film for double-sided PREC (pre-positive electrode contact) battery and preparation method thereof |
| CN114940871A (en) * | 2021-06-30 | 2022-08-26 | 福斯特(嘉兴)新材料有限公司 | Three-layer packaging material and photovoltaic module |
| CN114940871B (en) * | 2021-06-30 | 2024-05-14 | 福斯特(嘉兴)新材料有限公司 | Three-layer packaging material and photovoltaic module |
| CN113956822A (en) * | 2021-11-05 | 2022-01-21 | 明冠新材料股份有限公司 | High-reflectivity EVA adhesive film without adhesive overflow and preparation method thereof |
| CN114231210A (en) * | 2021-12-31 | 2022-03-25 | 常州百佳年代薄膜科技股份有限公司 | High-gain grid adhesive film for photovoltaic module, composite EVA resin and production process thereof |
| CN115746739A (en) * | 2023-01-09 | 2023-03-07 | 常州斯威克光伏新材料有限公司 | White foaming adhesive film and preparation method thereof |
| CN115746739B (en) * | 2023-01-09 | 2023-04-07 | 常州斯威克光伏新材料有限公司 | White foaming adhesive film and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107556931A (en) | Eutectic refers to the compound white photovoltaic glued membranes of EVA | |
| CN107556930A (en) | Eutectic refers to the compound white photovoltaic glued membranes of tri- layers of EVA | |
| CN107722437A (en) | Eutectic refers to the preparation method of the compound white photovoltaic glued membranes of tri- layers of EVA | |
| CN107718487A (en) | Eutectic refers to the preparation method of the compound white photovoltaic glued membranes of EVA | |
| CN110003805A (en) | One kind three layers of highly reliable high-gain EVA and PO composite photo voltaic glue film and preparation method thereof | |
| CN103937418B (en) | A kind of high reflecting rate white EVA adhesive film and preparation technology thereof | |
| JP6306714B2 (en) | Adhesive sealing film for solar cell module | |
| US9040165B2 (en) | Solar cell sealing film and solar cell | |
| CN106811150A (en) | A kind of photovoltaic component encapsulating glued membrane of high reflection polymer microballoon filling and preparation method thereof | |
| WO2012046564A1 (en) | Solar cell sealing sheet and flexible solar cell module | |
| CN102217083A (en) | Solar cell sealing film and solar cell using same | |
| CN103923374A (en) | EVA (Ethylene Vinyl Acetate) glue film capable of reducing PID (Potential-Induced Degradation) phenomena of photovoltaic module, as well as preparation technology thereof | |
| CN110079221A (en) | A kind of highly reliable high-gain white EVA photovoltaic glue film of two-layer compound and preparation method thereof | |
| CN104804658A (en) | Black EVA (ethylene vinyl acetate copolymer) adhesive film and double-glazed photovoltaic module | |
| CN107858123A (en) | A kind of photovoltaic module white EVA adhesive film and its preparation technology | |
| CN103087642A (en) | Solar cell packaging adhesive film and preparation method thereof | |
| CN110003801A (en) | Three layers of compound highly reliable efficient gain EVA photovoltaic glue film of one kind and preparation method thereof | |
| TW201225319A (en) | Package structure of solar photovoltaic module and method of manufacturing the same | |
| CN106566435B (en) | A kind of up-conversion luminescence type EVA photovoltaic glued membranes | |
| CN102504711B (en) | Ethylene-vinyl acetate copolymer adhesive film for packaging solar batteries and preparation method thereof | |
| CN201590424U (en) | Semi-transparent blue solar battery component | |
| CN105950038A (en) | Transparent EVA (ethylene vinyl acetate copolymer) packaging adhesive film for double-glass assembly | |
| CN107641481A (en) | A kind of eutectic refers to the preparation method of white EVA photovoltaics glued membrane | |
| CN107603515A (en) | A kind of eutectic refers to white EVA photovoltaics glued membrane | |
| CN105969250A (en) | Production technique of transparent EVA (ethylene-vinyl acetate) packaging adhesive film for double-glazed solar photovoltaic modules |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180109 |