Use of hydrophilic dispersion polymers for oily wastewater...

Details Use of hydrophilic dispersion polymers for oily wastewater... Use of hydrophilic dispersion polymers for oily wastewater...

B - Operations, Transporting

01

D

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

Patent

CA 2337387

A method for removing emulsified oil from industrial waste water streams utilizing dispersion copolymers is disclosed. Preferred dispersion copolymers are poly(dimethylaminoethylacrylate methyl chloride quaternary salt/acrylamide) and poly(diallyldimethyl ammonium chloride/acrylamide).

L'invention concerne un procédé permettant d'éliminer, au moyen de copolymères de dispersion, des huiles émulsionnées dans des flux d'eaux résiduaires industrielles. On mentionne, comme polymères de dispersion préférés, le poly(chlorure de méthyl-diméthylaminoéthylacrylate, sel quaternaire/acrylamide) et le poly(chlorure d'ammonium-diallyldiméthyl/acrylamide).

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