Synonyms: 1,4-Benzenedicarboxylic acid,polymers,polymer with 1,4-butanediol;1,4-Butylene glycol-terephthalic acid polymer;Terephthalic acid-1,4-butanediol polymer;Butylene glycol-terephthalic acid copolymer;Terephthalic acid-tetramethylene glycol polymer;Polybutylene terephthalate;1,4-Benzenedicarboxylic acid, polymer with 1,4-butanediol;Butanediol-terephthalic acid copolymer;1,4-Butylene glycol-terephthalic acid copolymer;Poly(1,4-butanediol terephthalate);Tetramethylenediol-terephthalic acid polymer;Terephthalic acid, polyester with 1,4-butanediol;1,4-Butanediol-terephthalic acid copolymer;Poly(tetramethylene terephthalate);Tetramethylene glycol-terephthalic acid polymer;POLY(1,4-BUTYLENE TEREPHTHALATE);1,4-Butanediol-terephthalic acid polymer;Novadowl;Terephthalic acid-tetramethylene glycol copolymer;1,4-Butanediol, 1,4-benzenedicarboxylic acid, alpha-hydro-omega-hydroxypoly(oxy-1,2-ethanediyl) polymer;PBT polyester resin;Thermoplastic polyester resin;