Byk -016 BYK Chemie Defoamer / Antifoaming agent >> Silicone-free Inks >> Water-based INKS >> Varnishes / Over print varnish Byk® 016 is a mixture of foam destroying polymers and hydrophobic solids. BYK®-016 is a mineral oil and silicone-free defoamer for aqueous printing inks and overprint varnishes. The defoamer combines good storage stability and easy incorporation with excellent defoaming properties. Mixture of foam destroying polymers and hydrophobic solids. Used in printing inks and overprint varnishes. Offers good storage stability. Provides very good defoaming properties.