HDI trimer  AsahiKasei  TPA-100 ABOUT: Product Class: Isocyanate DURANATE TPA-100 by Asahi Kasei is a hexamethylene diisocyanate (HDI) trimer. It has high NCO content and low cosvisity. Acts as a curing agent for urethanes. Offers superior weatherability, good chemical & abrasion resistance, good compatibility and drying properties. Exhibits excellent color retention, weatherability and outstanding performance. Applications of DURANATE...