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Title: Surfactant loss: Effects of temperature, salinity, and wettability

Technical Report ·
DOI:https://doi.org/10.2172/6272744· OSTI ID:6272744

Adsorption of sodium dodecylsulfate, Triton X-100, decyltrimethylammonium bromide surfactants onto silica gel and Berea sandstone mineral surfaces has been studied as a function of temperature, solution salt concentration, and mineral surface wettability. Adsorption studies using a flow calorimeter were conducted using pure surfactants and minerals. The studies were then extended to the adsorption of one type of commercial surfactant onto both consolidated and crushed Berea sandstone using column techniques. This has allowed the comparison of different methods to evaluate surfactant losses from flowing rather than static surfactant solutions. 20 refs., 15 figs., 37 tabs.

Research Organization:
National Energy Technology Lab. (NETL), Bartlesville, OK (United States). National Inst. for Petroleum and Energy Research (NIPER)
DOE Contract Number:
FC22-83FE60149
OSTI ID:
6272744
Report Number(s):
NIPER-385; ON: DE89000745
Resource Relation:
Other Information: Portions of this document are illegible in microfiche products
Country of Publication:
United States
Language:
English