Plastic glazing systems having weatherable coatings with improved abrasion resistance for automotive windows

Abstract

A plastic glazing system having weatherable coating for automotive windows is disclosed. The system comprises a transparent plastic substrate comprising an inner surface and an outer surface. The system further comprises a first weathering layer disposed on the outer surface of the substrate. The weathering layer comprises one of a polyurethane and a polyurethane-acrylate. The first weathering layer has a predetermined glass transition temperature. The system further comprises a first abrasion-resistant layer disposed on the first weathering layer. The first abrasion-resistant layer is compatible with the one of a polyurethane and a polyurethane-acrylate.

Dependencies are inferred from the claim text.