71130-74-0 Hexanedioic acid, polymer with 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol, 1,6-hexanediamine, 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane and 1,1'-methylenebis(4-isocyanatocyclohexane)