type hydrophilic aliphatic polyisocyanate based on hexamethylene diisocyanate (hdi), used as curing agent component of waterborne two-component polyurethane systems supply form 100 % specifications features value unit test method nco content 20.3 – 21.3 % m105 -iso 11909 viscosity,23°c 3,500 ± 1,000 mpa ·s m014 -iso 3219/a.3 hazencolor value < 60   <span style=”font-famiary water-based systems need to have the characteristics...