| 摘要 |
In an embodiment, a composition comprises, based on the total weight of the composition, 55 to 85 wt% of a polycarbonate; 10 to 25 wt% of an organopolysiloxane- polycarbonate block copolymer; 5 to 15 wt% of a phosphine oxide; and 0 to 3 wt % of an impact modifier. In another embodiment, a method of making a composition comprises extruding a mixture to form a composition comprising, based on the total weight of the composition, 55 to 85 wt% of a polycarbonate; 10 to 25 wt% of an organopolysiloxane- polycarbonate block copolymer; 5 to 15 wt% of a phosphine oxide; and 0 to 3 wt % of an impact modifier comprises extruding the polycarbonate, the organopolysiloxane- polycarbonate block copolymer, and the phosphine oxide to form the composition. |
