Demulsification of water-in-oil emulsions

Details Demulsification of water-in-oil emulsions Demulsification of water-in-oil emulsions

B - Operations, Transporting

01

D

B01D 17/05 (2006.01) C08G 18/48 (2006.01) C08G 18/76 (2006.01) C10G 33/04 (2006.01)

Patent

CA 2293196

Water-in-Oil emulsions are demulsified using adducts of a) high molecular weight polyalkylene glycols (PAGs), ethylene oxide (EO), and diisocyanates (DIs) or b) high molecular weight polyalkylene glycols (PAGs) and diisocyanates (DIs). The preferred PAG is polypropylene glycol and the preferred DIs are meta or para tetramethylxylene diisocyanate and toluene diisocyanate.

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