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Reciprocal Solubility of Gasoline Fractions and Ethanol

Vasyl Dutchak, Olena Astakhova and Leonid Kvitkovsky
Affiliation: 
Lviv Polytechnic National University, 12 St. Bandera str., 79013 Lviv, Ukraine
DOI: 
https://doi.org/10.23939/chcht05.02.215
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Keywords:

Abstract: 
Reciprocal solubility of gasoline and gasoline fractions in ethanol depending upon the aromatic hydrocarbon content in them has been investigated. Conditionally the ternary system “paraffin-naphthenic hydrocarbons–aromatic hydrocarbon–ethanol” demonstrates a bounded solubility with two pairs of the components. Ethanol solubility in hydrocarbons is only 1–3 %. The hydrocarbons solubility in ethanol depends upon water content in it and the temperature. The curve characterizing the hydrocarbons solubility in ethanol at triangular diagram is atypical: it has the concave shape versus the usual convex one.
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