Bimodal emulsion and its method of preparation

Details Bimodal emulsion and its method of preparation Bimodal emulsion and its method of preparation

1991-12-02

1995-05-30

Tucker, Philip

Compositions

Preservative agents

Anti-corrosion

44301, 137 13, 252314, B01J 1300, C10L 132, F17D 117

Patent

active

054198526

ABSTRACT:
A stable, low viscosity bimodal oil in water emulsion having an emulsifier, a continuous water phase and a discontinuous oil phase having an oil:water ratio of from about 70:30 to about 85:15 by weight, the discontinuous oil phase being characterized by two distinct oil droplet sizes D.sub.L and D.sub.S wherein D.sub.L is about 10 to 40 microns and D.sub.S is less than or equal to 5 microns, the ratio of D.sub.L /D.sub.S is greater than or equal to 4 and about 45 to 85% by weight of the oil is in oil droplet size D.sub.L.

REFERENCES:
patent: 4513017 (1985-04-01), Moran et al.
patent: 4610695 (1986-09-01), Crespin et al.
patent: 4795478 (1989-01-01), Layrisse et al.
patent: 4923483 (1990-05-01), Layrisse et al.
patent: 4983319 (1991-01-01), Gregoli et al.
M. I. Briceno et al., "Emulsion Technology for the production and handling of extra-heavy crude oil and Bitumins", Revista Technica Intevep, 10(1):5-14 Jun. 5, 1990.

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