| 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 |
US5352408(A) |
申请公布日期 |
1994.10.04 |
| 申请号 |
US19910784827 |
申请日期 |
1991.10.30 |
| 申请人 |
BASF CORP. |
发明人 |
HIROZAWA, STANLEY T.;TURCOTTE, DAVID E.;WELCH, MICHAEL C. |
| 分类号 |
C09K5/20;C23F11/167;(IPC1-7):C23F11/167;C09K5/00 |
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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