发明名称 |
Method of increasing retention and drainage in papermaking using high molecular weight water-soluble anionic or monionic dispersion polymers |
摘要 |
This invention is directed to a method of increasing retention and drainage in a papermaking furnish comprising adding to the furnish an effective flocculating amount of a high molecular weight water-soluble anionic or nonionic dispersion polymer.
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申请公布号 |
US6331229(B1) |
申请公布日期 |
2001.12.18 |
申请号 |
US19990392671 |
申请日期 |
1999.09.08 |
申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
WONG SHING JANE B.;MALTESH CHIDAMBARAM;HURLOCK JOHN R. |
分类号 |
D21H17/42;C08F2/16;D21H17/37;D21H21/10;(IPC1-7):D21H11/00 |
主分类号 |
D21H17/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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