太陽電池用易接着性ポリエステルフィルムおよびそれを用いたバックシート

Title:

太陽電池用易接着性ポリエステルフィルムおよびそれを用いたバックシート

Document Type and Number:

Japanese Patent JP4803317

Kind Code:

B2

Abstract:

To provide an easily adhesive polyester film for a solar cell which is excellent in adhesion and a back sheet using the film.

In a polyester film having a base material thickness of 20-500 μm which has a coating layer at least at one side, the coating layer contains a urethane resin containing aliphatic polycarbonate polyol and a cross-linking agent as constituents as a main component is provided. In measurement by infrared spectroscopy, an absorbance ratio near 1,460 cm-1derived from an aliphatic polycarbonate component/near 1,530 cm-1derived from a urethane component is made to be 0.50-1.55.

Inventors:

Ito Akira
Hiroko Yabuki
Kenichi Mori

Application Number:

JP2010257656A

Publication Date:

October 26, 2011

Filing Date:

November 18, 2010

Export Citation:

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Assignee:

TOYO BOSEKI KABUSHIKI KAISHA

International Classes:

C08J7/04; B32B27/36; B32B27/40; H01L31/042

Domestic Patent References:

JP2158633A
JP2008147530A
JP2008025023A
JP2008030459A

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