PLASTIC GLAZING SYSTEMS HAVING WEATHERABLE COATINGS WITH IMPROVED ABRASION RESISTANCE FOR AUTOMOTIVE WINDOWS
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United States of America Patent
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Issued Date -
Jul 10, 2008
app pub date -
Dec 19, 2007
filing date -
Dec 19, 2006
priority date (Note) -
Abandoned
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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.
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