Computer aided solvent scanning for separation of diphenyl and 4-phenylacetophenone
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Computer aided solvent scanning for separation of diphenyl and 4-phenylacetophenone
CIESC JournalIssue 12, (2010)
作者机构:
淮海工学院化工系,江苏省海洋生物技术重点建设实验室,江苏,连云港,222005
作者简介:
基金信息:
DOI:
CLC:
Online First:05 December 2010,
Published:05 December 2010
稿件说明:
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赵跃强. Computer aided solvent scanning for separation of diphenyl and 4-phenylacetophenone[J]. CIESC Journal, 2010, (12).
DOI:
赵跃强. Computer aided solvent scanning for separation of diphenyl and 4-phenylacetophenone[J]. CIESC Journal, 2010, (12).DOI:
Computer aided solvent scanning for separation of diphenyl and 4-phenylacetophenone
摘要
Abstract
The solvents for the separation of diphenyl and 4-phenylacetophenone were screened with computer according to the solid-liquid equilibrium equation based on UNIFAC.With the predicted separation factor values and selection principle for feasible solvents
the candidates of better solvents were determined as n-heptane
n-hexane
cyclohexane and diisopropyl ether.The solubility and separation factor of the two solid solutes in n-heptane
n-hexane
cyclohexane
diisopropyl ether and ethanol were measured by static equilibrium method.The average relative deviation between the calculated separation factor and experimental data is 16.73%
indicating that the solid-liquid equilibrium equation based on UNIFAC is suitable to select the separation solvent for solid solute mixtures with similar molecule stereoscopic structures.