1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)), 1,1'-methylenebis(4-isocyanatobenzene) and oxybis(propanol) 70682-75-6 Polypropylene glycol, dipropylene glycol, trimethylolpropane, 1,1'-methylenebis(4-isocyanatobenzene) polymer