application costron desmodur xp 2840 aliphatic isocyanate hdi-based curing agent based on hexamethylene diisocyanate costron desmodur xp 2840 aliphatic isocyanate hdi-based curing agent based on hexamethylene diisocya... 11/20309Costron Desmodur XP 2840 Aliphatic Isocyanate HDI-Based Curing Agent Based on Hexamethylene Diisocyanate