Monte Carlo simulation study of entrainer effect on distribution equilibrium between supercritical fluids and slitpores

被引:0
作者
Shigeta, T [1 ]
Nitta, T [1 ]
机构
[1] Osaka Univ, Grad Sch Engn Sci, Dept Sci & Chem Engn, Toyonaka, Osaka 5608531, Japan
关键词
simulation; Monte Carlo; distribution equilibria; entrainer effect; supercritical fluid;
D O I
10.1252/jcej.32.150
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
The distribution coefficients of naphthalene between slitpores and supercritical carbon dioxide at infinite dilution are calculated by the Monte Carlo simulation method in the range of entrainer (benzene) concentration from 0 to 2%. The addition of a small amount of benzene decreases the distribution coefficient dramatically. It is found that added benzene molecules prefer to adsorb onto the wall surface in the pore phase, which increases the pore density and excludes naphthalene molecules.
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页码:150 / 152
页数:3
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