1,6-Hexanediol, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, N-butyl-1-butanamine-blocked 177591-52-5