SEALING FILM FOR SOLAR CELLS, AND SOLAR CELL USING SAME

Title:

SEALING FILM FOR SOLAR CELLS, AND SOLAR CELL USING SAME

Document Type and Number:

WIPO Patent Application WO/2013/111851

Kind Code:

A1

Abstract:

To provide a sealing film for solar cells, which is suppressed in shrinkage when heated. A sealing film (13A, 13B) for solar cells, which is characterized by containing an organic peroxide and a resin mixture that is composed of an ethylene-vinyl acetate copolymer and a polyethylene. The sealing film (13A, 13B) for solar cells is also characterized in that the mass ratio of the ethylene-vinyl acetate copolymer (EVA) to the polyethylene (PE) in the resin mixture, namely (EVA:PE) is from 8:2 to 3:7; and the melting point (the temperature when the viscosity is 30,000 Pa·s) of the resin mixture is 80-105˚C.

Inventors:

INAMIYA TAKATO (JP)
KATAOKA HISATAKA (JP)
KAGA NORIHIKO (JP)
TARUTANI YASUNORI (JP)

Application Number:

PCT/JP2013/051577

Publication Date:

August 01, 2013

Filing Date:

January 25, 2013

Export Citation:

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Assignee:

BRIDGESTONE CORP (JP)

International Classes:

H01L31/042; C08K5/14; C08L23/06; C08L23/08

Domestic Patent References:

WO2012002264A1

2012-01-05

Foreign References:

JP2002235048A	2002-08-23
JP2008258255A	2008-10-23
JP2011153286A	2011-08-11
JP2005126708A	2005-05-19
JP2001332750A	2001-11-30
JP2010059277A	2010-03-18

Other References: