Process and composition for breaking emulsions

Details Process and composition for breaking emulsions Process and composition for breaking emulsions

B - Operations, Transporting

01

D

402/168, 134/54

B01D 17/04 (2006.01) C08F 6/14 (2006.01) C08G 18/08 (2006.01) C08G 18/10 (2006.01) C08G 18/32 (2006.01) C08G 18/48 (2006.01) C08G 18/83 (2006.01) C10G 33/04 (2006.01)

Patent

CA 1045286

ABSTRACT OF THE DISCLOSURE A process for breaking an oil-in-water or a water-in- oil emulsion comprising treating the emulsion with a demulsifier prepared by; (a) forming a water soluble polyurea by reacting a polyisocyanate and a polyamine in a non-protonic liquid carbonyl solvent; and (b) forming the demulsifier by reacting the water soluble polymer with an alkylating agent.

209413

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