HDI Low Viscosity Vencorex HDT-LV2 ABOUT: Tolonate™ HDT-LV2 is a solvent-free, very low ciscosity aliphatic polyisocyanate based on Hexamethylene Diisocyanate trimer (HDI homopolymer). This product is supplied at 100% solids and is designed to reduce VOC emissions of the formulations. It is used for very high solids, low VOC, two component polyurethanes coatings and varnishes....