PU-655 HDI hydrophilic aliphatic polyisocyanate Curing agent component for aqueous two-component polyurethane systems A-A+ Model No. PU-655 Type Hydrophilic aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI) Curing agent component for aqueous two-component polyurethane systems Description of PU-655 PU-655 is a crosslinking agent for aqueous systems, which require good binding stability and chemical resistance. Uses Due...