| 发明名称 |
Reaction of {60 -phosphorus containing carboxylic acids with phosphorous acid to prepare scale and corrosion inhibitors |
| 摘要 |
Novel compounds and the use of these compounds in inhibiting corrosion and scale in open cooling systems containing ferrous materials which are: <IMAGE> <IMAGE> +TR <IMAGE> These compounds are prepared by a carboxylic acid-phosphonic acid interchange in the general reaction involving alpha -phosphorous containing carboxylic acids as reactants:
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| 申请公布号 |
US4138431(A) |
申请公布日期 |
1979.02.06 |
| 申请号 |
US19780920615 |
申请日期 |
1978.06.29 |
| 申请人 |
NALCO CHEMICAL COMPANY |
发明人 |
RIES, DONALD G.;MANISCALCO, JOSEPH P. |
| 分类号 |
C02F5/14;C07F9/38;C23F11/167;(IPC1-7):C07F9/38;C23F11/00;C09D5/08;C02B5/06 |
主分类号 |
C02F5/14 |
| 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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