马玉新,郑西来,史凤梅,李玉瑛

• 1:中国海洋大学
• 2:中国海洋大学
• 3:青岛大学
• 4:中国海洋大学 山东青岛266003

摘要(Abstract)：

分析了表面活性剂和非水溶相有机污染物在水和土壤环境中的相互作用,以及表面活性的特性,解释了表面活性剂增效修复水和土壤环境中非水溶相污染物的机制。表面活性剂溶液通过增溶作用和增流作用,驱除地下水含水层中的非水相液体以及吸附于土壤颗粒物上的污染物,提高地下水和土壤中憎水性有机污染物的现场修复速率。增效修复效果依赖于临界胶束浓度(CMC)、污染物和表面活性剂的吸附特性、污染物的溶解性和土壤类型等。表面活性剂能增加化合物的溶解度,降低与水的界面张力,并形成乳液。

关键词(KeyWords)： 表面活性剂;土壤和地下水增效修复;临界胶束浓度;非水溶相流体(NAPLs)

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目 (40 2 72 1 0 8)资助

作者(Author): 马玉新,郑西来,史凤梅,李玉瑛

DOI: 10.16441/j.cnki.hdxb.2005.03.020

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