Industry players look to address solar challenges through the material sciences. Dupont, Henkel, Mitsubishi and emerging startups are solving durability and resilience requirements in the solar cell backsheet. …
… “Extreme hydrolysis is a particular problem, and the adhesives especially need to exhibit enormous resilience. UV resistance is also paramount as the backsheet must not be allowed to yellow. ” …
Via Design News: Photovoltaic Effectiveness
Bio Solar: “Its proprietary line of BioBacksheets, made from renewable plant sources rather than petroleum, meets or exceeds the characteristics of various testing and performance standards for the PV industry and are expected to cost significantly less than current petroleum-based films. ”