CPC C09K 8/82 (2013.01) [C09K 8/36 (2013.01); C09K 8/602 (2013.01); C09K 8/882 (2013.01); E21B 43/16 (2013.01); C09K 2208/28 (2013.01)] | 17 Claims |
1. A friction reducing treatment solution comprising:
a water-in-oil emulsion comprising an oil phase and an aqueous phase,
wherein the oil phase is a continuous phase comprising an inert hydrophobic liquid;
wherein the aqueous phase is present as dispersed distinct particles in the oil phase and comprises water and a water soluble polymer, wherein the water soluble polymer comprises from 5 to 40 percent by weight of the water-in-oil emulsion; and
an inverting surfactant present in an amount less than 5 percent by weight of the water-in-oil emulsion and comprising an alkyl propylene diamine and an ethoxylated alcohol.
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8. A method of treating a portion of a subterranean formation, comprising:
a. inverting a water-in-oil emulsion having an oil phase and an aqueous phase to provide a treatment fluid, wherein the oil phase is a continuous phase comprising an inert hydrophobic liquid; wherein the aqueous phase is present as dispersed distinct particles in the oil phase and comprises water and a water soluble polymer, wherein the water soluble polymer comprises from 5 to 40 percent by weight of the water-in-oil emulsion and an inverting surfactant present in an amount less than 5 percent by weight of the water-in-oil emulsion and comprising an alkyl propylene diamine and an ethoxylated alcohol; and
b. introducing the treatment fluid into the portion of the subterranean formation.
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