1. Global MarketFrom the perspective of the global water treatment chemicals market, the growth rate has been stable in the past five years. In 2019, the global demand was about 40 million tons. It is e...

After calendering, the paper fiber is no longer loosely arranged, but has a certain degree of tightness, but the surface smoothness still can not meet the requirements of high-grade fine printing.

A complete and efficient wastewater treatment system can be divided into three levels: primary treatment, secondary treatment and tertiary treatment.

Polyacrylamide is widely used in the paper making industry. It can be used as paper making dispersant, paper making retention aid, and paper making wastewater treatment flocculant.