Alkyl sulfonates of polyvinyl alcohol as viscosifiers in saline

Compositions – Leather or fur treating

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166275, 252 855D, C09K 702, E21B 4322

Patent

active

045295220

ABSTRACT:
There are provided alkyl sulfonate salts derived from polyvinyl alcohols which are viscosifiers, e.g., for enhanced oil recovery fluids and for use in drilling fluids.

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patent: 3852201 (1974-12-01), Jackson
patent: 3872018 (1975-03-01), Alexander
patent: 3984333 (1976-10-01), van de Kraats et al.
patent: 4341647 (1982-07-01), Hunter
patent: 4458052 (1984-07-01), Schmitt

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