| abstract |
(57) [Problem] To provide a polyester resin composition having excellent alkali resistance and mechanical strength, which is useful for electric component parts, cement embedding use, and the like, and a metal insert molded product thereof. (A) A polybutylene terephthalate-based resin containing a polybutylene terephthalate / isophthalate copolymer, wherein the content of isophthalic acid is 3 to 30 mol% with respect to all dicarboxylic acids. 30 to 95 parts by weight, (B) 1 to 30 parts by weight of a polycarbonate resin, (C) elastomer 1 to 30 Parts by weight, (D) 3 to 60 parts by weight of the fibrous reinforcing material, A polyester resin composition in which the total amount of (A) to (D) is 100 parts by weight. Used for insert molding. |