| 发明名称 |
Ferrofluid having improved oxidation resistance |
| 摘要 |
The present invention relates to a ferrofluid composition having improved oxidation resistance, which contains a carrier liquid, magnetic particles in a stable colloidal suspension, and from about 5% to about 50% by weight of an antioxidant.
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| 申请公布号 |
US5656196(A) |
申请公布日期 |
1997.08.12 |
| 申请号 |
US19940356519 |
申请日期 |
1994.12.15 |
| 申请人 |
FERROTEC CORPORATION |
发明人 |
TSUDA, SHIRO;TAKAYAMA, MAYUMI |
| 分类号 |
B01J13/00;C09K15/18;C10M125/10;C10N10/16;C10N40/14;H01F1/44;(IPC1-7):H01F1/44;C09K3/00;C09K15/00 |
主分类号 |
B01J13/00 |
| 代理机构 |
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