Invention Grant
US09299898B2 Polycarbonate compositions containing conversion material chemistry and having enhanced optical properties, methods of making and articles comprising the same 有权
含有转化材料化学性质和具有增强的光学性能,制备方法和包含其的制品的聚碳酸酯组合物

Polycarbonate compositions containing conversion material chemistry and having enhanced optical properties, methods of making and articles comprising the same
Abstract:
In some embodiments, a composition includes: a conversion material and a bisphenol-A polycarbonate; wherein a molded article of the bisphenol-A polycarbonate has a transmission level of greater than or equal to 90.0% at a thickness of 2.5 mm as measured by ASTM D1003-00; and wherein the molded article comprises an increase in the yellow index of less than 2 during 2,000 hours of heat aging at 130° C.; and wherein the conversion material comprises a yellow conversion material, a green conversion material, a red conversion material, or a combination comprising at least one of the foregoing.
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