Backsheet for Solar Cell Module, Laminate, and Solar Cell Module
An object of the present invention is to provide a backsheet, laminate, and solar cell module that can prevent the infiltration of water through a region of adhesion with the junction box. The present invention is a backsheet for a solar cell module, the backsheet having a water-impermeable sheet and a coating film formed on at least one side of the water-impermeable sheet, wherein the coating film is formed from a coating material containing a curable functional group-containing fluorinated polymer; a first surface treatment layer is formed on the coating film at least on a surface on an opposite side to the water-impermeable sheet; and the wetting index of the first surface treatment layer is at least 40 dyn/cm.
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Published patent application
Disclosure date: 11-02-2012
Publication date: 09-10-2014
Applicant: DAIKIN IND LTD, JP
Inventor: ASANO KAZUYA, JP ; GOBOU KENJI, JP ; NAKAGAWA HIDETO, JP ; OZAKI HIDENORI, JP ; SAGISAKA SHIGEHITO, JP
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