BYK-1640 is a polymer-based, VOC- and silicone-free defoamer for aqueous systems, which is also suitable for some applications that come into direct contact with food. The additive is mineral oil, and hence emission-free, neutral in odor, silicone-free and easy to incorporate. It is applicable in architectural, protective, can and paper coatings, as well as in adhesives, construction chemicals and printing inks. Visit