Patent ID: 7432327

Claim:
A composition comprising: a transparent polysiloxane-polycarbonate copolymer comprising 2 wt % to 10 wt % siloxane, wherein the transparent polysiloxane-polycarbonate copolymer comprises polydiorganosiloxane units of formula (10): wherein each occurrence of R 3 is the same or different and is selected from C 1-13 monovalent organic radicals, each occurrence of R 4 is independently a divalent C 1 -C 30 hydrocarbon, and D is 1 to 1,000; and styrene-acrylonitrile copolymer (SAN); and, optionally, polycarbonate; wherein the SAN comprises not more than 25 wt % acrylonitrile, and the composition is transparent, having a haze of not more than 45% and a light transmission of at least 55%, per ASTM-D1003-61.