Cognis: Dehydran SE 1 is a high-performing green alternative to mineral oil-based defoamers. It is universally applicable and covers a wide PVC range: from high PVC and premium flat to eggshell and semi-gloss paints. Highly compatible and causing no haze or fogging on interior windows and mirrors, it is free of VOCs, according to EU 2004/42 and US-EPA Method 24.