ipdi quick drying covesro z4470 sn   about:  aliphatic polyisocyanate (ipdi trimer).as the hardener component for lightfast polyurethane coating systems and as an additive resin for alkyd spray coatings. product types： pic ipdi aliphatic polyisocyanate crosslinkers polyisocyanate hardeners polyisocyanurate material： coatings, paints & inks：fast curing, weather resistant, solventborne, hard   general characterization： aliphatic polyisocyanate (ipdi trimer). as...