发明名称 |
Stabilization of alkaline hydrogen peroxide |
摘要 |
A stabilized basic aqueous hydrogen peroxide composition is disclosed. The composition contains about 0.3 wt % to about 15 wt % of hydrogen peroxide; water; and a stabilizer system that contains about 10 ppm to about 1% of a stannate stabilizer; 10 ppm to about 1% of a phosphonic acid chelating agent or a mixture of phosphonic acid chelating agents; and 10 ppm to about 1% of an aromatic chelating agent or a mixture of aromatic chelating agents. The composition comprises less than 10 ppm pyrophosphate, preferably no pyrophosphate; and has a pH greater than 7.0, preferably about 8.0 to about 10.5.
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申请公布号 |
US7341636(B2) |
申请公布日期 |
2008.03.11 |
申请号 |
US20070654845 |
申请日期 |
2007.01.18 |
申请人 |
ARKEMA INC. |
发明人 |
WANG XUE;GENCO KEITH ROBERT |
分类号 |
C01B15/037;B08B3/08;C11D3/02;C11D3/20;C11D3/28;C11D3/36;C11D3/39;C11D7/18 |
主分类号 |
C01B15/037 |
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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