Solid-liquid equilibria for different heptanones with benzene, cyclohexane, and ethanol

被引:29
作者
Fiege, C [1 ]
Joh, R [1 ]
Petri, M [1 ]
Gmehling, J [1 ]
机构
[1] CARL VON OSSIETZKY UNIV, LEHRSTUHL TECH CHEM FB9, D-26111 OLDENBURG, GERMANY
关键词
D O I
10.1021/je960140h
中图分类号
O414.1 [热力学];
学科分类号
摘要
The liquidus lines of solid-liquid equilibria for the binary systems 2-heptanone, 3-heptanone, and 4-heptanone with benzene, cyclohexane, and ethanol were determined by means of the visual method. Furthermore enthalpies of fusion of the isomeric heptanones were measured with a Tian-Calvet calorimeter. The experimental SLE data were compared with those calculated from the modified UNIFAC (Dortmund) group contribution method.
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页码:1431 / 1433
页数:3
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