1,4-Butanediol, polymer with alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)) and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane 66072-23-9 Isophorone diisocyanate, polypropylene glycol, 1,4-butanediol polymer