絮凝剂处理重金属废水的研究进展

Research progress in flocculants applied to the treatment of wastewater containing heavy metals

絮凝技术作为废水处理的重要方法,具有应用广泛、经济简便的特点。概述了絮凝剂的絮凝机理及分类,阐述了无机絮凝剂、有机絮凝剂、复合絮凝剂及生物絮凝剂在重金属废水处理中的优缺点、研究及应用现状,同时展望了絮凝剂用于重金属废水处理的前景及发展趋势。

Flocculation technique,as a kind of important method for wastewater treatment,is characterized by wide application and economic and simple operation. The mechanism and classification of flocculant are outlined. The ad-vantages and disadvantages,research and application of inorganic,organic,composite and biological flocculants to the treatment of wastewater containing heavy metals are expounded. Meanwhile the prospect and developing trends of flocculants applied to the treatment of wastewater containing heavy metals are looked forward.