发明申请
US20100256025A1 Viscoelastic surfactants and methods of making and using same 有权
粘弹性表面活性剂及其制备和使用方法

Viscoelastic surfactants and methods of making and using same
摘要:
A method of servicing a wellbore comprising placing downhole a composition comprising a surfactant package comprising a cationic surfactant and anionic surfactant, wherein the surfactant package when contacted with an aqueous solution forms a viscosified composition in the presence of less than about 30 wt. % of a hydrotrope.
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