英文名称:Methyl-m-phenyleneisocyanate, 1,4-butanediol, alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) polymer; 1,4-Butanediol, polymer with 1,3-diisocyanatomethylbenzene and .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) Poly tetramethylene ether glycol polymer with 1,4 butanediol and 1,3-diisocyanatemethylbenzene; 1,4-Butanediol, polymer with 1,3-diisocya