68052-61-9 Hexanedioic acid, polymer with 2,2-dimethyl-1,3-propanediol, hydrazine, alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl), 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 1,1'-methylenebis(4-isocyanatocyclohexane),compd. with 2-(dimethylamino)ethanol