The article introduces the development and research of silicate polymer composite flocculant, mainly describes the mutual complex among the iron-silica, zinc and aluminum.

• 摘要介绍聚合硅酸盐复合絮凝剂的发展和研究现状，主要是聚硅酸与铁盐、铝盐和锌盐之间的相互复合。