be produced by DESMODUR BAYER 1)brown liquid SpecificationsAppearanceviscosity(25°C)-NCO(%Wt)Density(25°C)g/cm3Acid value(ppm,HCI)Hydrolysis chlorine(%)Brown liquid160~24030.5~32.5/≤200/Applications44V20L can be widely used in the production of PU rigid insulation foams and polyisocyanurate foams.Other uses include paints, adhesives, sealants, structural foams, microcellular integral skin foams, ...