Using polyamidoamine (PAMAM) on the papermaking wastewater by flocculation treatment, the results show that, PAMAM dendrimers for papermaking wastewater has excellent flocculation effect.When pH is around 3.0, PAMAM dosage is 50mgL , the SS and COD Cr removal rate can reach 91% and 89.4%. Weihai CY Dendrimer Technology Co. Ltd.-Professional Manufacturer for low cost dendritic polymers, forwards from “A study on the application of polyamidoamine dendrimer in the treatment of paper mill effluent ” Shen Yi, Zhang Guanghua, Zhu Xuedan (key Laboratory of additives Chemistry&technology for chemical light industry, Ministry of Education,  Shaanxi University of Science&Technology, Xi’an 710021,China)

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