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U.S. Department of Energy
Office of Scientific and Technical Information

Emulsifying agents

Patent ·
OSTI ID:5282534
Surfactant compositions suitable for the emulsification of methanol or ethanol in hydrocarbon liquids, especially diesel oil, consist of a blend of from 10% to 90% by weight of block or graft copolymer in which one polymeric component is the residue of an oil-soluble complex monocarboxylic acid and another polymeric component is the residue of a water-soluble polyalkylene glycol or polyalkylenoxy polyol and from 90% to 10% by weight of a polyester obtained by condensation of a poly(isobutenyl) succinic acid or anhydride with a water-soluble poly(alkylene glycol).
Assignee:
Imperial Chemical Industries PLC (United Kingdom)
Patent Number(s):
US 4509950
OSTI ID:
5282534
Country of Publication:
United States
Language:
English