Patent ID: 7960643
Filing Date: 2011-06-14
Classification: H01L,Y02E

Abstract:
1. A photovoltaic module comprising: a transparent front layer; a multi-layer flexible back sheet; a plurality of interconnected photovoltaic cells disposed between the transparent front layer and the multi-layer flexible back sheet; and an edge seal material surrounding the plurality of photovoltaic cells and disposed between the transparent front layer and the multi-layer flexible back sheet, wherein said multi-layer flexible back sheet comprises an insulation sheet, an electrically isolated moisture barrier and a back layer; said insulation sheet disposed between the plurality of photovoltaic cells and the moisture barrier, said moisture barrier disposed between the insulation sheet and the back layer, wherein said back layer has dimensions greater than the moisture barrier and extends past the moisture barrier to enclose an edge of the moisture barrier, further wherein said back layer extends past the insulation sheet to enclose an edge of the insulation sheet, and further wherein said edge seal material is sealed to the back layer.