Emulsions containing alkyl ether sulfates and uses thereof
AssigneeKemira Oyj
InventorsLogan Jackson, Danny Nguyen, Yuping Luo, Ronald Robinson
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Abstract
Emulsions, treatment fluids and methods for treating subterranean formations are provided, wherein the emulsions comprise water, a water-immiscible liquid, one or more polymers, and an inverting surfactant composition comprising one or more salts of alkyl ether sulfates, one or more ethoxylated amine compounds and one or more organic or inorganic salts. The emulsions are particularly suitable for use in harsh brine conditions.
Claims15
An emulsion comprising water, a water-immiscible liquid, about 10% to about 35% by weight one or more polymers, about 1% to about 5% by weight an inverting surfactant composition comprising one or more salts of alkyl ether sulfates.
Dependencies are inferred from the claim text.