150449-03-9 1,3-Butanediol, polymer with 1,1-methylenebis(isocyanatobenzene), ((1-methyl-1,2-ethanediyl)bis(oxy))bis(propanol) and 1,2-propanediol
150448-92-3 Poly(oxy(methyl-1,2-ethanediyl)), alpha-hydro-omega-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene and alpha,alpha,alpha-1,2,6-hexanetriyltris(omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)))