http://coatings.specialchem.com/product/a-byk-altana-group-byk-052
Solution of foam destroying polymers, silicone-free. Acts as a standard defoamer for solvent-borne and solvent-free systems. Displays high defoaming action, especially in non-polar systems. Exhibits stronger incompatibility. Used in industrial, automotive, protective, architectural, wood and furniture and can/coil coatings, printing inks and overprint varnishes.