Surfynol DF-40 Air Products Defoamer / Antifoaming agent >> Silicone-free >> Surfactant & Fatty acid Acrylic/Acrylate Resins Coatings >> Waterborne Surfynol® DF-40 defoamer is a silicone-free, organic product. It is designed as an antifoam and dewebber for latex dipping processes, such as glove manufacturing. In addition, Surfynol® DF-40 defoamer is also well-suited as an antifoam for acrylic-based coatings and printing inks, as well as acrylic and polyvinyl alcohol-based adhesives. Silicone-free defoamer organic product. Well-suited as an antifoam for acrylic-based coatings.