RESIN SHEET FOR SEALING SOLAR CELL, SOLAR CELL MODULE USING SAME, AND METHOD FOR MANUFACTURING SOLAR CELL MODULE
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United States of America Patent
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Issued Date -
Aug 14, 2014
app pub date -
Apr 12, 2012
filing date -
Apr 14, 2011
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Abstract
The present invention provides a resin sheet for solar cell encapsulation, which has excellent transparency and bonding strength for a long period of time, while being reduced in shrinkage when heated. A resin sheet for solar cell encapsulation of the present invention comprises an ethylene-vinyl acetate copolymer having a vinyl acetate content of 10-47% by mass and an organic peroxide. The ethylene-vinyl acetate copolymer contains an ethylene-vinyl acetate copolymer (EV1) which has a molecular weight distribution (Mw/Mn) of 3.0 or less. The resin sheet for solar cell encapsulation contains the organic peroxide in an amount of 0.1-5% by mass.
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