hdi closed covesro pl 350 about: blocked aliphatic polyisocyanate based on hdi.in combination with polyol components for the formulation of lightfast one-component polyurethane stoving coatings. product types: hdi pic aliphatic polyisocyanate crosslinkers polyisocyanate hardeners polyisocyanurate isocyanate reactive system material: coatings, paints & inks weather resistant, solventborne, flexible, thermally resistant, elastic general characterization: desmodur pl 350...