Hydrophobic demulsifiers for oil-in-water systems

Details Hydrophobic demulsifiers for oil-in-water systems Hydrophobic demulsifiers for oil-in-water systems

B - Operations, Transporting

01

D

B01D 17/05 (2006.01) B01D 17/04 (2006.01)

Patent

CA 2124301

ABSTRACT OF THE DISCLOSURE A method for breaking an oil-in-water emulsion which comprises the addition of a hydrophobic polyelectrolyte copolymer comprising a diallyldimethylammonium chloride and a hydrophobic monomer selected from the group consisting of quaternized dialkylaminoalkylacrylates, quaternized dialkylaminoalkylmethacrylates, and alkyl esters of (meth)acrylic acids, preferably ethylhexylacrylate, to the emulsion.

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