发明名称 |
STABILIZATION OF IRON IN AQUEOUS SYSTEMS |
摘要 |
The present invention is directed to a process for stabilizing iron hydr(oxide) in aqueous systems which comprises adding to an aqueous system in which the water contains or will contain soluble iron a polymer which contains pendant N-substituted amide functionality, including amide substituted with sulfoalkyl wherein the alkyl is of 1 to 3 carbon atoms, sulfophenyl, or such groups substituted further with (poly)hydroxy.
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申请公布号 |
CA1339404(C) |
申请公布日期 |
1997.09.02 |
申请号 |
CA19890589483 |
申请日期 |
1989.01.30 |
申请人 |
KAPLAN, ROY I.;HOOTS, JOHN E.;FIVIZZANI, KENNETH P. |
发明人 |
KAPLAN, ROY I.;HOOTS, JOHN E.;FIVIZZANI, KENNETH P. |
分类号 |
C02F5/12;(IPC1-7):C02F5/12 |
主分类号 |
C02F5/12 |
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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