HDI trimer BASF HI-190 ABOUT: Aliphatic polyisocyanate based on isocyanurate-modified hexamethylene diisocyanate (HDI). Exhibits excellent weather and chemical resistance, non-yellowing and physical properties. It is an approximately 90% solids solution in a 1:1 blend of n-butyl acetate and Solvesso 100. Can be diluted with esters, ketones, glycolether acetates or with aromatic hydrocarbons. Used to crosslink most hydroxy-containing resins and...