解离萃取是分离有机酸或有机碱混合物的一种特殊技术 ,该技术的研究应用已涉及到煤焦油、多元酚、取代酚、胺类、生物碱、除草剂中化学物质的提取与分离以及医药工业中产物的分离。本文综述了解离萃取过程的研究进展 ,分析了解离萃取的分离因子及其影响因素和解离萃取中萃取剂、溶剂的选择标准 Dissociation extraction is a special technique for separating organic acids or mixtures of organic bases. The research and application of this technology have involved the extraction and separation of chemical substances in coal tar, polyphenols, substituted phenols, amines, alkaloids and herbicides, as well as Pharmaceutical industry in the separation of products. This review summarizes the research progress of the dissociation extraction process, analyzes the separation factor of dissociation extraction and its influencing factors, as well as the selection criteria of extractant and solvent in dissociation extraction