Drewplus S-4271 Silicone emulsion Ashland-Drew Industrial Defoamer / Antifoaming agent >> Silicone Inks Coatings Wood & Furniture Coatings >> Parquet lacquers Emulsifiable in water DREWPLUS S-4271 is a foam control agent for use in surface coatings and printing inks. This product is particularly recommended for clear and highgloss systems. DREWPLUS S-4271 is a V.O.C. - free product. DREWPLUS S-4271 is a 20% active silicone emulsion in water. Active silicone emulsion. Used as a foam control agent in surface coatings and printing inks.