TECHNICAL DATA SHEET Hyperdispersants D163R (Analogues BYK-163) Product Performance: D163R is a polyurethane polymer dispersant with good versatility and excellent compatibility with resins. It is widely used in solvent-based coating systems and has excellent grinding and dispersing effects on carbon black and organic pigments, and has excellent color development effects. Typical Properties: Appearance: Light yellow liquid Non-volatile components: 45±2% Density:0.99g/cm3