Liquid-Phase Dehydration of Aqueous Ethanol-Gasoline Mixtures

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Science  07 Nov 1980:
Vol. 210, Issue 4470, pp. 646-647
DOI: 10.1126/science.210.4470.646


Two-phase mixtures of gasoline, water, and ethanol were dehydrated with both starch and saponified starch-g-polyacrylonitrile (HSPAN). Whereas starch absorbed ethanol as well as water, HSPAN selectively absorbed the water component, allowing ethanol to dissolve in the gasoline phase.

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