介绍了纳滤膜的定义及分类,并对纳滤过程中污染现象的影响因素,如温度、浓差极化、料液浓度、pH值、流速和流型等作了详细的综述,指出了4种主要的减轻污染的方法.这4种方法分别是膜清洗、改变物料的性质、改变操作方式及膜面改性.同时对纳滤膜渗透及截留性能的影响因素,如操作压力、操作时间、料液流速等进行了较详细的阐述.
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