1,4-Benzenedicarboxylic acid, polymer with 1,4-butanediol 1,4-Butanediol, 1,4-benzenedicarboxylic acid, alpha-hydro-omega-hydroxypoly(oxy-1,2-ethanediyl) polymer 1,4-Butanediol-terephthalic acid copolymer 1,4-Butanediol-terephthalic acid polymer 1,4-Butylene glycol-terephthalic acid copolymer 1,4-Butylene glycol-terephthalic acid polymer 26062-94-2 Butanediol-terephthalic acid copolymer Butylene glycol-terephthalic acid copolymer Butylene glycol-terephthalic acid polymer HSDB 1189 POLY(1,4-BUTYLENE TEREPHTHALATE) Poly(1,4-butanediol terephthalate) Poly(tetramethylene terephthalate) Polybutylene terephthalate Terephthalic acid, polyester with 1,4-butanediol Terephthalic acid-1,4-butanediol polymer Terephthalic acid-tetramethylene glycol copolymer Terephthalic acid-tetramethylene glycol polymer Tetramethylene glycol-terephthalic acid polymer Tetramethylenediol-terephthalic acid polymer