发明名称 |
Electro rheological fluid |
摘要 |
<p>A homogeneous electro rheological fluid of the invention comprises a poly( gamma -glutamate), and an electric insulating liquid in a specific amount. To provide a homogeneous electro rheological fluid of good stability, with long lasting and consistent performance in the presence of a trace of water. The fluid also exerts a good electro rheological effect wherein a hydrocarbon oil or an ester-type oil is used as an electric insulating liquid.</p> |
申请公布号 |
EP0785248(A1) |
申请公布日期 |
1997.07.23 |
申请号 |
EP19970103393 |
申请日期 |
1994.05.20 |
申请人 |
NIPPON OIL CO., LTD. |
发明人 |
SASAKI, MAKOTO;ISHIT, TAKAFUMI;HAJI, KATSUHIKO |
分类号 |
C10M171/00;(IPC1-7):C10M171/00 |
主分类号 |
C10M171/00 |
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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