发明名称 |
Process for bleaching aqueous surfactant solutions |
摘要 |
The invention relates to a process for bleaching aqueous alkyl polyglycoside solutions using hydrogen peroxide, in a first step the actual bleaching being carried out at alkaline pHs in the presence of an inorganic additive (hydrogen peroxide decomposition inhibitor) and in a second step a specific decomposition of the unreacted hydrogen peroxide being performed by contact with transition metals or inorganic compounds thereof.
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申请公布号 |
US5633358(A) |
申请公布日期 |
1997.05.27 |
申请号 |
US19950527897 |
申请日期 |
1995.09.14 |
申请人 |
HUELS AKTIENGESELLSCHAFT |
发明人 |
GRUETZKE, JUERGEN;SCHMIDT, STEFAN;GRUND, GERDA;TANGER, UWE |
分类号 |
B01J21/06;B01F17/56;B01J23/10;B01J23/12;B01J23/16;B01J23/38;B01J23/70;C07H15/04;C11D1/14;C11D1/28;C11D1/68;(IPC1-7):C07G3/00;C07H1/06 |
主分类号 |
B01J21/06 |
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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