| abstract |
The present invention provides a kind of polycarbonate-based resin composition, is maintaining polycarbonate-poly organo alkyl copolymer excellent characteristics simultaneously, is having excellent color appearance.A kind of polycarbonate-based resin composition is specifically provided, it contains 99.9~96 mass parts of (A) polycarbonate-based resin and 0.1~4 mass parts of (B) titanium oxide, (A) include: polycarbonate -5~100 mass % of poly organo alkyl copolymer (A-1), polycarbonate -0~95 mass % of poly organo alkyl copolymer (A-2) and 0~95 mass % of aromatic copolycarbonate (A-3) outside it, (A-1) there is repetitive unit shown in (I) in main chain and content is Component units shown in (II) of 2~20 mass %, n is 25~65, (A-2) there is repetitive unit shown in (I) in main chain and content is Component units shown in (II) of 2~20 mass %, n is 70~350. |