| US 7,563,846 B2 | ||
| Low gloss thermoplastic composition, method of making, and articles formed therefrom | ||
| Jing Chen, Shanghai (China); Theo Hoeks, Bergen op Zoom (Netherlands); and Xinmin Yang, Shanghai (China) | ||
| Assigned to Sabic Innovative Plastics IP B.V., (Netherlands) | ||
| Filed on Jul. 08, 2005, as Appl. No. 11/177,053. | ||
| Prior Publication US 2007/0010618 A1, Jan. 11, 2007 | ||
| Int. Cl. C08L 51/04 (2006.01) | ||
| U.S. Cl. 525—65 [525/66; 525/67; 525/68] | 23 Claims |
| 1. A thermoplastic composition comprising a resin composition comprising:
50 wt % to 98 wt % polycarbonate,
1 wt % to 30 wt % acrylonitrile-styrene-acrylate terpolymer, and
1 wt % to 20 wt % low gloss additive comprising the reaction product of a polyepoxide and an ethylenically unsaturated nitrile
containing copolymer,
wherein the weight percentages are based upon a combined weight of the polycarbonate, acrylonitrile-styrene-acrylate terpolymer,
and low gloss additive;
wherein the 60° gloss of the thermoplastic composition is measured to be less than or equal to 90 GU on 3 millimeter color
chips according to ASTM D2457.
|