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Title: Adsorption of surfactants on mineral oxide surfaces from aqueous solutions. Part 2. Binary mixtures of anionic surfactants

Journal Article · · J. Colloid Interface Sci.; (United States)

The majority of surfactant adsorption studies have been made using commercially available surfactant mixtures of unkown composition rather than with well-characterized mixtures. Recent application of high-pressure liquid chromatography to the anlaysis of surfactants allows the simultaneous determination of individual concentrations in a mixture of components differing by as little as one methylene group. Therefore, the measurement of the adsorption of each member of a homologous series in a surfactant mixture is now possible. In this study, the adsorption of a binary mixture of isomerically pure alkylbenzene sulfonates was measured on alumina and kaolinite from low concentrations to well above the critical micelle concentration. 11 references.

OSTI ID:
6827496
Journal Information:
J. Colloid Interface Sci.; (United States), Vol. 85:2
Country of Publication:
United States
Language:
English