Issue
Korean Journal of Chemical Engineering,
Vol.22, No.2, 256-263, 2005
Liquid-Liquid Equilibrium for the Ternary Systems of Solvents+Water+Propionic Acid at 25 ℃ and Atmospheric Pressure
Liquid-liquid equilibrium data for the ternary systems of toluene+water+propionic acid, o-xylene+water +propionic acid, methyl isobutyl ketone+water+propionic acid, ethyl acetate+water+propionic acid, and 1-butanol +water+propionic acid were measured at 25 ℃ and atmospheric pressure. The reliability of the experimental tie-line data was ascertained by means of the Othmer-Tobias, Bachman-Brown, and Hand correlations. For the extraction effectiveness of solvents, the distribution and selectivity curves were plotted. In addition, these experimental tie-line data were also correlated with NRTL and UNIQUAC models.
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