1,4-Butanediol, polymer with 1,2-ethanediamine, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl), alpha-hydro-omega-hydroxypoly(oxy-1,2-ethanediyl), 1,1'-methylenebis(4-isocyanatocyclohexane), methyloxirane and oxirane 154730-86-6