Patent application number | Description | Published |
20110005592 | SEALING FILM FOR SOLAR CELL AND SOLAR CELL OBTAINED BY USE OF THE SEALING FILM - A sealing film having excellent adhesive characteristics for a solar cell is provided, which contains an inorganic filler in the sealing film. The sealing film for a solar cell contains ethylene-polar monomer copolymer, a crosslinking agent, and an inorganic filler. The sealing film is characterized by further containing a phosphite compound represented by formula (I): P(OR | 01-13-2011 |
20110100416 | PAIR OF SEALING FILMS AND SOLAR BATTERY OBTAINED BY USE OF THE SEALING FILMS - A pair of sealing films is produced for sealing a seal target member configured to be interposed between the sealing films. The pair of sealing films are characterized by including ethylene-vinyl acetate copolymer, the first sealing film including magnesium hydroxide in an amount of 0.2 parts by weight or less based on 100 parts by weight of the ethylene-vinyl acetate copolymer, and the second sealing film including magnesium hydroxide in an amount of 0.01 parts by weight or more based on 100 parts by weight of the ethylene-vinyl acetate copolymer. Moreover, a solar battery including the pair of sealing films is characterized by the structure including a light-receipt side transparent protection member; a first sealing film including ethylene-vinyl acetate copolymer and covering the light-receipt side transparent protection member; a back side protection member; a second sealing film including ethylene-vinyl acetate copolymer and covering the back side protection member; and solar cells provided between the first and the second sealing films. The first sealing film includes magnesium hydroxide in an amount of 0.2 parts by weight or less, based on 100 parts by weight of the ethylene-vinyl acetate copolymer, and the second sealing film includes magnesium hydroxide in an amount of 0.01 parts by weight or more, based on 100 parts by weight of the ethylene-vinyl acetate copolymer. | 05-05-2011 |
20110203665 | ADHESIVE SHEET AND SOLAR CELL INCLUDING THE SAME - An adhesive sheet having an improved durability is provided by preventing yellowing. The adhesive sheet of the invention is characterized by including ethylene-vinyl acetate copolymer, an organic peroxide, and an epoxidized fatty acid ester compound, the content of the epoxidized fatty acid ester compound being in the range of 0.1 to 14 parts by weight based on 100 parts by weight of ethylene-vinyl acetate copolymer. | 08-25-2011 |
20110218280 | SOLAR CELL SEALING FILM AND SOLAR CELL USING THE SEALING FILM - The object of the present invention to provide a solar cell sealing film comprising chiefly ethylene-vinyl acetate copolymer, organic peroxides for giving crosslinked structure, which suppresses occurrence of blister without reduction of crosslink rate, even if the film contains silane-coupling agents for improving adhesive strength. | 09-08-2011 |
20120073656 | SOLAR CELL SEALING FILM AND SOLAR CELL USING THE SEALING FILM - The present invention is to provide a solar cell backside sealing film comprising ethylene-polar monomer copolymer as a chief ingredient, a crosslinker giving crosslinked structure and a colorant, which is free from reduction of electrical insulation properties, and a solar cell using the sealing film. A solar cell sealing film comprises ethylene-polar monomer copolymer, a crosslinker and a colorant, and further contains a (meth)acrylate compound represented by the following formula (I): | 03-29-2012 |
20120285529 | SOLAR CELL SEALING FILM AND SOLAR CELL - An object of the present invention is to provide a solar cell sealing film that the crosslinking or curing time is reduced, and high transparency is maintained in high temperature and humidity environment over a long duration. A solar cell sealing film comprising an ethylene-unsaturated ester copolymer, a crosslinker, and crosslinking auxiliary agents, wherein the solar cell sealing film comprises a polyfunctional (meth)acrylate having 5 or more (meth)acryloyl groups in the molecule and triallyl isocyanurate as the crosslinking auxiliary agents, and a mass ratio of the polyfunctional (meth)acrylate to the triallyl isocyanurate is 0.06 to 0.3. | 11-15-2012 |
20120309878 | SOLAR CELL SEALING FILM AND SOLAR CELL USING THE SEALING FILM - The present invention is to provide a solar cell sealing film comprising chiefly ethylene-vinyl acetate copolymer, which prevents the occurrence of acetic acid in a heat and humidity environment, additionally maintains an insulation property, and a solar cell using the sealing film. A solar cell sealing film, comprising, ethylene-vinyl acetate copolymer, a crosslinker and hydrotalcite, which further contains a (meth)acrylate compound represented by the following formula (I): | 12-06-2012 |
20130324671 | SOLAR CELL SEALING FILM AND SOLAR CELL USING THE SEALING FILM - The object of the present invention to provide a solar cell sealing film, which has superior durability that maintains adhesive performance for a long duration under the circumstances of a high temperature and high humidity, exerts high crosslink rate at production of the solar cells, and suppresses occurrence of blister, an a solar cell using the sealing film. | 12-05-2013 |
20130340828 | SOLAR CELL SEALING FILM AND SOLAR CELL USING THE SAME - The solar cell sealing film according to the present invention includes ethylene-methyl methacrylate copolymer, a crosslinker and a silane coupling agent, wherein the crosslinker is contained in an amount of 0.05 to 0.7 part by weight, based on 100 parts by weight of the ethylene-methyl methacrylate copolymer, and the silane coupling agent is contained in an amount of 0.1 to 0.7 part by weight based on 100 parts by weight of the ethylene-methyl methacrylate copolymer, and wherein the ethylene-methyl methacrylate copolymer has a methyl methacrylate content of 25 to 35% by weight. | 12-26-2013 |
20140116499 | PROCESS FOR MANUFACTURING SOLAR CELL MODULES - To provide a process for manufacturing a solar cell module capable of preventing a backside colored sealing film from wrapping around to the light-receiving side of photovoltaic elements. The process for manufacturing a solar cell module of the present invention includes superposing a light-receiving side transparent protection material | 05-01-2014 |
20140311571 | SOLAR CELL SEALING FILM AND SOLAR CELL USING THE SAME - To provide a solar cell sealing film which is suppressed in acid generation, and which has high transparency and improved insulation properties. A solar cell sealing film containing ethylene-vinyl acetate copolymer (EVA), ethylene-methyl methacrylate copolymer (EMMA), and a crosslinker, wherein a mass ratio of the ethylene-vinyl acetate copolymer to the ethylene-methyl methacrylate copolymer (EVA:EMMA) is in the range of from 10:90 to 90:10. | 10-23-2014 |
20140366945 | SOLAR CELL SEALING FILM AND SOLAR CELL USING THE SAME - The present invention provides a solar cell sealing film whereby generation of gas is decreased. The solar cell sealing film comprises a resin mixture of an ethylene-vinyl acetate copolymer and a polyethylene, and an organic peroxide. The mass ratio (EVA:PE) of the ethylene-vinyl acetate copolymer (EVA) to the polyethylene (PE) is 8:2 to 3:7, the content of the organic peroxide is 0.1 to 1.0 parts by mass based on 100 parts by mass of the resin mixture, and the gel rate after crosslinking is 20 to 80% by mass. | 12-18-2014 |
20150038646 | COMPOSITION FOR PRODUCING SHEET FOR FORMING LAMINATE, PROCESS FOR PRODUCING THE SAME, AND SHEET FOR FORMING LAMINATE - To provide a composition for producing a sheet for forming a laminate, which contains an ethylene-vinyl acetate copolymer and a polyethylene resin, by which the above-described problems in the width of the temperature range in which a processable viscosity range is obtained and the like are improved and which excels in processing properties such as a film-forming property when producing a sheet, and a sheet for forming a laminate using this. A composition for producing a sheet for forming a laminate, which contains an ethylene-vinyl acetate copolymer and polyethylene, wherein the composition has a sea-island structure in which the ethylene-vinyl acetate copolymer is a sea phase and the polyethylene is an island phase, and a sheet for forming a laminate using this. | 02-05-2015 |