Phenolic resins and method for breaking crude oil emulsions

Details Phenolic resins and method for breaking crude oil emulsions Phenolic resins and method for breaking crude oil emulsions

1993-08-10

1995-10-24

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

252332, 252342, 252358, 528155, B01D 1704, B01D 1705

Patent

active

054607507

ABSTRACT:
A composition and method for breaking crude oil emulsions is disclosed. This composition is a branched, high-molecular weight condensation product of cardanol, an alkylphenol, and an aldehyde, which may be ethoxylated or otherwise derivatized using methods standard in the art. These compositions show good emulsion-breaking performance, especially when used in blends with other compositions.

REFERENCES:
patent: 2430002 (1947-11-01), De Groote et al.
patent: 2454435 (1948-11-01), De Groote et al.
patent: 2524889 (1950-10-01), De Groote et al.
patent: 2524891 (1950-10-01), De Groote et al.
patent: 2758986 (1956-08-01), Mecum
patent: 4299690 (1981-11-01), Allan
Designing and Selecting Demulsifiers for Optimum Field Performance Based on Production Fluid Characteristics, Feb. 4-6, 1987, p. 459.

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