Floculant for treating sewage


Application Number  00129363 Application Date  2000.11.29
Publication Number  1355141 Publication Date  2002.06.26
Priority Information    
International
Classification
 C02F1/56;C08K3/10;C08K5/04;C08K5/07;C08L79/02  
Applicant(s) Name  Sun Chuanbin  
Address    
Inventor(s) Name  Sun Chuanbin;Lin Pei;Sun Xin  
Patent Agency Code  37100 Patent Agent  jiang meng
AbstractA flocculant for treating sewage is prepared from polyacrylamide (1-40 wt portions), NaCl (1-40), catalyst (5-35) and water (800-1500). The said catalyst is prepared from formaldehyde (10-90 wt. portions), dimethylamine (15-95) and ammonia solution (or urea) (1-80). Its advantages include high speed (1-5) seconds), siple equipment, low cost, and no secondary pollution.