Patent ID: 7815727

Claim:
A thermoplastic resin composition comprising (A) 40 to 98 mass % of a thermoplastic resin; and (B) 60 to 2 mass % of coated titanium oxide particles, wherein the thermoplastic resin is a polycarbonate-type resin or a blend of a polycarbonate-type resin and another thermoplastic resin; the coated titanium oxide particles comprise titanium oxide whose surface is coated with a hydrous oxide and/or an oxide of at least one metal selected from the group consisting of aluminum, silicon, zirconium, tin, cerium, titanium and zinc; the coated titanium oxide particles contain 80 to less than 97 mass % of titanium oxide; and the coated titanium oxide particles contain alkali metal cations that can be extracted to water and alkaline-earth metal cations that can be extracted to water in a total amount of 120 mass ppm or lower.