SURFACE PROTECTIVE MATERIAL FOR SOLAR CELL, AND SOLAR CELL MODULE PRODUCED USING SAME
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United States of America Patent
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Issued Date -
May 8, 2014
app pub date -
Jan 30, 2012
filing date -
Jan 31, 2011
priority date (Note) -
Abandoned
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Abstract
An excellent surface protective material having moisture proofness that is not deteriorated for a prolonged period of time is provided for a highly moisture proof surface protective material for a solar cell, containing a moisture proof film that comprises a substrate having on one surface thereof an inorganic thin film layer and has a water vapor permeability of less than 0.1 g/m2·day. The surface protective material for a solar cell contains: a moisture proof film that comprises a substrate having on one surface thereof an inorganic thin film layer and has a water vapor permeability of less than 0.1 g/m2·day, a weatherproof film on a side of the inorganic thin film layer of the moisture proof film; and a back surface film that has a melting point of 80° C. or more and 180° C. or less on the opposite side of the moisture proof film from the inorganic thin film layer.
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