Cognis Deutschland GmbH & Co.KG Different types of liquid defoamers: Mineral oil based, mineral oil free as well as silicone based types. (Dehydran, Foamaster, FoamStar)
C.H. Erbslöh KG Nonionic surfactants: EO/PO copolymers. The ability to alter independently the size of both the hydrophilic segment and lipophilic segment gives this range great flexibility. Used for foam control, hard surface wetting and emulsification. (Synperonic)
Bernd Schwegmann GmbH & Co. KG Defoaming and de-aerating agents for solvent-borne or water-borne coatings based on various binder systems. (Blister Free; Schwego)
Byk-Chemie GmbH Defoamers based on mineral oils, silicones, and silicone-free polymers.