| 发明名称 |
Cationic polymers for sludge dewatering |
| 摘要 |
Water-in-oil emulsion polymers of cationic acrylamides to which are added small quantities of a hydroxyalkyl methacrylate and sodium formate. These polymers are useful as flocculants in sludge dewatering processes.
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| 申请公布号 |
US5093413(A) |
申请公布日期 |
1992.03.03 |
| 申请号 |
US19910664558 |
申请日期 |
1991.03.04 |
| 申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
BHATTACHARYYA, DECEASED, BHUPATI R.;SPARAPANY, JOHN W.;DUNN, YVONNE O.;FOSTER MICHAEL H. |
| 分类号 |
C02F1/54;C08F2/32;C08F220/56 |
主分类号 |
C02F1/54 |
| 代理机构 |
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