- Functions:Surface Modifier
- Chemical Family:Dicarboxylic Acid Esters
- End Uses:Baking Tray Coatings, Solventborne Coating, 2K (2 component) Coating, 1K (1 component) Coating
- Labeling Claims:Fluorine-free, Silicone-free, Not Listed In California Proposition 65
- Features:Surface Tension Reduction, Good Leveling, Defoaming, Recoatability, Improved Substrate Wetting
BYK-399 is a silicone-free surface additive for solvent-borne coatings. It improves leveling, provides a moderate reduction in surface tension, and offers a defoaming effect at higher doses.