| 发明名称 |
Stable wet strength resin |
| 摘要 |
A method of stabilizing an aqueous solution of polyaminoamide-epichlorohydrin resin comprising adjusting the pH of the solution to less than about 3 with strong acid and then adding to the solution a weak acid in a mole ratio of total protons available from the weak acid to total protons available from the strong acid of about 0.05 to about 2.
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| 申请公布号 |
US2005222377(A1) |
申请公布日期 |
2005.10.06 |
| 申请号 |
US20040818269 |
申请日期 |
2004.04.05 |
| 申请人 |
WEI MINGLI;GRIGORIEV VLADIMIR A;FURMAN GARY S JR |
发明人 |
WEI MINGLI;GRIGORIEV VLADIMIR A.;FURMAN GARY S.JR. |
| 分类号 |
C08G73/02;D21H11/00;D21H17/55;D21H21/20;(IPC1-7):D21H11/00 |
主分类号 |
C08G73/02 |
| 代理机构 |
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