发明名称 Photochromatic effect for polycarbonate glazing applications
摘要 A window assembly having photochromatic properties is described. The window assembly includes a substrate being adjacent to a coating. A photochromatic film is located between the substrate and the coating, whereby the photochromatic film darkens when the window assembly is exposed to ultraviolet light.
申请公布号 US7573630(B2) 申请公布日期 2009.08.11
申请号 US20060445507 申请日期 2006.06.02
申请人 EXATEC, LLC 发明人 HEDDERICH WILFRIED;LEFAUX CHRISTOPHE;WEISS KEITH D.
分类号 G02F1/03 主分类号 G02F1/03
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