Quaternary ammonium salts as thickening agents for aqueous systems
作者： Shawn Zhu , Yun-Peng Zhu , Dave Feuerbacher , Cent R. Burgazli , Shankar Subramanian
DOI:
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摘要: This invention relates to the use of alkyl amido quaternary ammonium salts, and formulations thereof, as thickening agents in aqueous based fluids, especially those used oil field applications. The salts present exhibit improved gelling characteristics.
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