Drewplus S-4273 Silicone Ashland-Drew Industrial Defoamer / Antifoaming agent >> Silicone Coatings Inks Wood & Furniture Coatings >> Parquet lacquers INKS >> Varnishes / Over print varnish INKS >> Flexographic inks Emulsifiable in water DREWPLUS S-4273 is a silicone based foam control agent. It is used in wood and parquet lacquers, flow and curtain coatings, airless sprayable coatings, building products, flexographic inks, overprint varnishes. DREWPLUS S-4273 is a V.O.C. - free product. V.O.C. free, silicone. Used as a foam control agent in wood and parquet lacquers, flow and curtain coatings, airless sprayable coatings, building products, flexographic inks, overprint varnishes.