1,4-Benzenedicarboxylic acid, dimethyl ester, polymer with 1,4-butanediol, 1,4-cyclohexanedimethanol and alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) 62003-70-7 63143-15-7 Dimethyl terephthalate, 1,4-cyclohexanedimethanol, 1,4-butanediol, poly(tetramethylene glycol) polymer