英文名称:Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol, 1,1-methylenebis(4-isocyanatobenzene) and alpha,alpha-((1-methylethylidene)di-4,1-phenylene)bis(omega-hydroxypoly(oxy-1,2-ethanediyl)); Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol, 1,1’-methylenebis[4-isocyanatobenzene] and .alpha.,.alpha.’-[(1-methylethylidene)di-4,1-phenylene]bis[.omega.-hydroxypoly(oxy-1,2-ethanediyl)]