| abstract |
(57) [Problem] To provide a polybutylene terephthalate resin composition which adheres to silicone rubber with high adhesive strength. SOLUTION: (A) A titanium compound is obtained as a polymerization catalyst, and the terminal carboxyl group concentration is 15 equivalents / ton. Per 100 parts by weight of the following polybutylene terephthalate, (B) 0.01 to 3 parts by weight of a silicon-containing compound and / or a polymer thereof having a hydrogen atom directly bonded to at least one silicon atom in one molecule; (C) A phenolic antioxidant is a polybutylene terephthalate resin composition comprising 0.01 to 0.5 parts by weight, wherein a silicon-containing compound present in the polybutylene terephthalate resin composition and / or a weight thereof. 1,3, derived from coalescence (B) 5,7-tetramethyl-cyclotetrasiloxane is 1p pm or more, a polybutylene terephthalate resin composition. |