Title:
BACKSIDE PROTECTIVE FILM FOR SOLAR CELL, METHOD FOR PRODUCING SAME, AND SOLAR CELL MODULE
Document Type and Number:
WIPO Patent Application WO/2011/148737
Kind Code:
A1
Abstract:
Disclosed is a backside protective film (1) for a solar cell, which comprises a first resin layer (11) and a second resin layer (12) that is disposed on one surface of the first resin layer. The first resin layer has a thickness of 10-400 μm and contains a rubber-containing aromatic vinyl resin having a highest glass transition temperature of 90-120˚C and an infrared light transmitting coloring agent. The second resin layer has a thickness of 10-400 μm and contains a saturated polyester resin and a white coloring agent. In addition, the second resin layer is composed of a film that has a dimensional change ratio of ±0.5% or less before and after the film is left to stand at 135˚C for 30 minutes.
Inventors:
WATANABE Atsushi (1-9-2, Higashi-Shinbashi, Minato-k, Tokyo 21, 〒1050021, JP)
渡邉 篤史 (〒21 東京都港区東新橋一丁目９番２号 テクノポリマー株式会社内 Tokyo, 〒1050021, JP)
渡邉 篤史 (〒21 東京都港区東新橋一丁目９番２号 テクノポリマー株式会社内 Tokyo, 〒1050021, JP)
Application Number:
JP2011/059654
Publication Date:
December 01, 2011
Filing Date:
April 19, 2011
Export Citation:
Assignee:
Techno Polymer Co., Ltd. (1-9-2, Higashi-Shinbashi Minato-k, Tokyo 21, 〒1050021, JP)
テクノポリマー株式会社 (〒21 東京都港区東新橋一丁目９番２号 Tokyo, 〒1050021, JP)
WATANABE Atsushi (1-9-2, Higashi-Shinbashi, Minato-k, Tokyo 21, 〒1050021, JP)
テクノポリマー株式会社 (〒21 東京都港区東新橋一丁目９番２号 Tokyo, 〒1050021, JP)
WATANABE Atsushi (1-9-2, Higashi-Shinbashi, Minato-k, Tokyo 21, 〒1050021, JP)
International Classes:
H01L31/042; B32B27/20; B32B27/30
Attorney, Agent or Firm:
KOJIMA Seiji (JINGUHIGASHI ATSUTA Bldg, 4F. 8-20, Jingu 3-chome, Atsuta-ku, Nagoya-sh, Aichi 31, 〒4560031, JP)
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Claims:
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