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Binary liquid–liquid equilibria of aniline–paraffin and furfural–paraffin systems
Author(s) -
Sen Subhash C.,
Maity Soumen,
Ganguli Kausik,
Goswami Kausik,
Ray P.
Publication year - 1991
Publication title -
the canadian journal of chemical engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.404
H-Index - 67
eISSN - 1939-019X
pISSN - 0008-4034
DOI - 10.1002/cjce.5450690619
Subject(s) - unifac , furfural , aniline , chemistry , hydrocarbon , thermodynamics , paraffin wax , binary number , organic chemistry , activity coefficient , wax , mathematics , aqueous solution , catalysis , physics , arithmetic
Binary liquid‐liquid‐equilibria data for several aniline‐paraffin and furfural‐paraffin systems have been taken. These data along with data for other aniline‐hydrocarbon and furfural‐hydrocarbon systems from literature have been correlated using UNIFAC model. The UNIFAC group interaction parameters have been found to have a linear temperature dependence. The CH 2 groups in cyclo and non cyclo paraffins require different interaction parameters. It was also found that a scaling of the combinatorial term is necessary for higher molecular weight hydrocarbons.