Synonyms: 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, caprolactam-blocked;2-Ethyl-2-(hydroxymethyl)-1,3-propanediol polymer with 5-isocyanato-1-(isocy anatomethyl)-1,3,3-trimethylcyclohexane, caprolactam-blocked;caprolactam /isophorone diisocyanate/ trimethylolpropane