Surfynol DF-75 Oil-free, non silicone Air Products Defoamer / Antifoaming agent Acrylic/Acrylate Resins Coatings >> Waterborne Surfynol DF-75. An oil-free, non-silicone defoamer designed for aqueous systems. The product is an effective knockdown and sustained defoamer. It is particularly beneficial in acrylic-resinated systems. Surfynol DF-75 complies with certain FDA clearances. Product is a 100% active liquid and must be mixed prior to use. Emulsifiable in water. Silicone-free additive designed to provide knockdown and sustained defoaming in a wide variety of water-based formulations. Performance benefits are obtained when this product is incorporated into aqueous overprint varnishes, coatings Particularly useful for foam control in systems that are based upon acrylic resins. Recommended Usage level: 0.2-0.7 %