发明名称 |
Oxidation process |
摘要 |
The present invention relates to a process for the N-oxidation of polyamine polymers comprising treating said polyamine polymers with an effective amount of hydrogen peroxide in an aqueous or partly aqueous solution in the presence of heavy metal ion sequestrant and a metal oxide catalyst selected from tungstate, molybdate and vanadate. |
申请公布号 |
EP0636640(B1) |
申请公布日期 |
1998.03.11 |
申请号 |
EP19930202245 |
申请日期 |
1993.07.29 |
申请人 |
THE PROCTER & GAMBLE COMPANY |
发明人 |
HARDY, FREDERICK EDWARD;WILLEY, ALAN DAVID;ROWLAND, GEOFFREY WILLIAM |
分类号 |
C08F8/06;C08G73/02;C08G85/00 |
主分类号 |
C08F8/06 |
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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