| abstract |
A polybutylene terephthalate resin composition having a short molding cycle, excellent productivity, high mechanical properties, particularly high impact resistance, excellent hydrolysis resistance, and suitable for use in a wide range of applications such as automobile parts, electric and electronic parts. Offer things. (A) The amount of terminal carboxyl groups is 30 eq / t or less, the temperature-reducing crystallization temperature is 175 ° C or more, or the temperature-reducing crystallization temperature is 175 ° C or more, and the amount of residual tetrahydrofuran is 300 ppm (weight 100 parts by weight of polybutylene terephthalate, (B) 5 to 100 parts by weight of a polycarbonate resin, (C) 0.01 to 1 part by weight of an organic phosphorus compound, and (D) 0.5 to 50 parts by weight of an impact modifier A polybutylene terephthalate resin composition comprising: [Selection diagram] None |