| 发明名称 |
HIGH MOLECULAR WEIGHT ZWITTERIONIC POLYMERS. |
| 摘要 |
This invention is directed to high molecular weight water-soluble zwitterionic polymers derived from zwitterionic and nonionic monomer units, and to the use of the polymers in papermaking processes. |
| 申请公布号 |
MXPA02000149(A) |
申请公布日期 |
2002.07.02 |
| 申请号 |
MX2002PA00149 |
申请日期 |
2000.06.28 |
| 申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
CARTER, PHILLIP, W. |
| 分类号 |
B01D21/01;C02F1/56;C02F11/14;C08F218/08;C08F220/28;C08F220/54;C08F226/10;C08F228/02;C08F246/00;D21F1/82;D21H17/41;D21H17/46;D21H17/68;D21H21/10 |
主分类号 |
B01D21/01 |
| 代理机构 |
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