高效脱除二元酚的混合萃取剂选配Selection of mixed extractant for high efficiency removal of dihydric phenol
王琪;徐晋;
摘要(Abstract)：
萃取脱酚是煤气化废水近零排放流程中的关键单元,萃取剂的选择是有毒二元酚资源化回收的关键步骤。工业中使用的优良脱酚萃取剂MIBK(甲基异丁基甲酮)能很好地脱除单元酚,但对于二元酚,其萃取分配系数依然较低;本文以DECHEMA数据库,通过筛选规则,以UNIFAC模型和紫外可见吸收曲线为基础,协萃系数为混合萃取剂性能指标来寻找与MIBK有协同效应的协萃剂,以提高其对二元酚的萃取性能,最终确定了新型复合萃取剂。
关键词(KeyWords)： 二元酚;混合溶剂萃取;萃取剂;UNIFAC模型
基金项目(Foundation):
作者(Author): 王琪;徐晋;
Email:
DOI: 10.16200/j.cnki.11-2627/td.2018.04.018
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