C12 CD Cyclododecanediol) 14435-21-3, 13474-05-0, 41417-03-2 Invista Polyurethane (PU) - Polyols >> Polyester Inks Coatings C12TM CD is a unique cyclic 12 carbon diol consisting of a mixture of 1,4 & 1,5 & 1,6 diol isomers. It is a versatile chemical intermediate providing excellent hydrolytic, oxidative and thermal stability. It is supplied as solid white pastillates. It is used in polyester polyols, polyurethanes, lubricants, pharmaceutical intermediates, polymer crosslinkers, coatings and inks and adhesives & elastomers. Cyclododecanediol. Used in coatings and inks.