67712-18-9 Phenol, 4,4'-(1-methylethylidene)bis-, polymer with 1,3-diisocyanatomethylbenzene, alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl), alpha-hydro-omega-hydroxypoly(oxy-1,2-ethanediyl) and alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl))