Compared with aluminum sulfate, PASS has advantages of less dosage, better flocculate properties, wider applied range.Preparation of PASS is a new approach of comprehensive utiliza...

• 利用粉煤灰制备高效无机高分子混凝剂聚硅硫酸铝；工艺较简单、生产成本低；而且使粉煤灰中的主要成分硅、铝同时得到了充分利用；是粉煤灰综合利用的一条新途径.