Crastin S610SF BK851 杜邦PBT塑胶粒
聚对苯二甲酸丁二醇酯(Polybutylene terephthalate),又名聚对苯二甲酸四次甲基酯。简称PBT。它是对苯二甲酸与1,4-丁二醇的缩聚物。PBT和PET一起被称为热塑性聚酯。
Polybutylene terephthalate, also known as tetramethylene terephthalate. PBT for short. It is a condensation polymer of terephthalic acid and 1,4-butanediol. Together with pet, PBT is called thermoplastic polyester.