英文名称:Oxirane, polymer with 1,3-diisocyanatomethylbenzene, α-hydro-ω-hydroxypoly( oxy-1,4-butanediyl) and α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)]; Oxirane, polymer with 1,3-diisocyanatomethylbenzene, alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) and alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)); Oxirane, polymer with 1,3-diisocyanatomethylbenzene,alpha-hydro-omega-hydroxypoly(oxy-1,