Patent ID: 7723428
Filing Date: 2010-05-25
Classification: C08L

Abstract:
1. A thermoplastic composition comprising: from 65 to 80 wt. % of a polycarbonate, from 2 to 10 wt. % of a polycarbonate-polysiloxane copolymer, from 15 to 25 wt. % an impact modifier composition comprising ABS or BABS and a second impact modifier different from BABS or ABS, from 1 to 10 wt. % of an aromatic vinyl copolymer, and from 1.5 to 3 wt % total of a combination of at least three different mold release additives, wherein a molded sample of the thermoplastic composition has better cracking performance compared to a sample of the same thermoplastic composition without the combination of three mold release additives.