Two-tailed surfactants having one aromatic containing tail and t

Compositions – Leather or fur treating

Patent

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Details

166274, 166275, 260512R, E21B 4322

Patent

active

045459126

ABSTRACT:
(Branched alkyl)-polyethoxyalkyl sulfonates, and similar compounds wherein the alkyl sulfonate moiety is replaced by a sulfate moiety, having an aromatic group on one of the branches of the branched alkyl group are provided. These compounds are surfactants which are particularly useful for chemical waterflooding, especially in high brine environments.

REFERENCES:
patent: 3977471 (1976-08-01), Gale et al.
patent: 4018278 (1977-04-01), Shupe
patent: 4110229 (1978-08-01), Carlin et al.
patent: 4463806 (1984-08-01), Hurd
patent: 4468335 (1984-08-01), Chen et al.

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