发明名称 |
DIPHOSPHONATES AS CORROSION INHIBITORS FOR ANTIFREEZE COOLANTS AND OTHER FUNCTIONAL FLUIDS |
摘要 |
A coolant or antifreeze composition has one or more glycols or glycol ethers in combination with water, one or more additives, and an effective amount of 1-hydroxyoctylidene-1,1-diphosphonic acid or 1-hydroxydodecylidene-1,1-diphosphonic acid as a corrosion inhibitor.
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申请公布号 |
CA2081727(C) |
申请公布日期 |
2000.01.18 |
申请号 |
CA19922081727 |
申请日期 |
1992.10.29 |
申请人 |
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发明人 |
WELCH, MICHAEL C.;HIROZAWA, STANLEY T.;TURCOTTE, DAVID E. |
分类号 |
C09K5/20;C23F11/08;C23F11/167;(IPC1-7):C09K5/00;C23F11/12 |
主分类号 |
C09K5/20 |
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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