发明名称 |
Dry-strength system |
摘要 |
The invention relates to resin systems useful for imparting dry-strength to paper without substantially increasing the paper's wet-strength wherein the resin system comprises a cationic component and an anionic component. The invention also relates to the process for incorporating these resin systems into paper and the paper produced containing the resin systems.
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申请公布号 |
US6294645(B1) |
申请公布日期 |
2001.09.25 |
申请号 |
US19970900805 |
申请日期 |
1997.07.25 |
申请人 |
HERCULES INCORPORATED |
发明人 |
ALLEN ANTHONY J.;ECHT ELLIOTT;MASLANKA WILLIAM W.;PETERS JEFFREY C. |
分类号 |
C08G73/02;D21H17/54;D21H21/18;(IPC1-7):C08G69/48;C08L79/02 |
主分类号 |
C08G73/02 |
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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