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US 6,083,998 AGranted
Defoamer and methods of use thereof
AssigneeBetzDearborn Inc.
InventorsRaimundo Romualdo, Claudio Candido Luiz, Luiz Antonio Fernandes
Life of this patent
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Abstract
Disclosed are methods and compositions for defoaming alcoholic fermentations. An aqueous composition of polydimethylsiloxane, an ethylene oxide/propylene oxide block copolymer and a silicone/silica blend is employed to treat the fermentation for foaming.
Claims10
A method for defoaming an alcoholic fermentation comprising adding to said fermentation an effective defoaming amount of an aqueous composition comprising (A) a polydimethylsiloxane oil, (B) an ethylene oxide/propylene oxide block copolymer, and (C) a silicone/silica blend.
Dependencies are inferred from the claim text.