"ISOLATION AND CHARACTERIZATION OF NATURAL SURFACTANTS PRESENT IN EXTRA HEAVY CRUDE OILS"
- 1 January 1984
- journal article
- research article
- Published by Taylor & Francis in Journal of Dispersion Science and Technology
- Vol. 5 (1) , 1-18
- https://doi.org/10.1080/01932698408943204
Abstract
Natural surfactants have been Isolated from two Venezuelan crudes using a novel procedure. These compounds were analysed and their interfacial tension against pH were measured. The results were compared with those obtained for resins and asphaltenes Isolated from the crudes by conventional methods.Keywords
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