HDI trimer HX-100   ABOUT CHEMICAL CHARACTERIZATION: HDI based modified polyisocyanate, containing isocyanurate FORM: Non-solvent, 100% of solid content. USES: Hardener for two-component, non-yellowing type of polyurethane paint with excellentweathering ability.  CHARACTERISTICS: Coronate-HX appearance Pale yellow liquid NCO content (%) 20.5-22.0 Solid content (%) 100 Viscosity 25°C (Gardner No.)(mPa.s) X – Z21,290 – 3,620 Color  (Gardner No.)...