| 发明名称 |
Spherical magnetic composite particles |
| 摘要 |
Disclosed are herein spherical magnetic particles comprising magnetic particles, a thermosetting resin and carbon which is derived from the thermosetting resin by carbonizing at least a part of the thermosetting resin, and having an average particle diameter of 1 to 1000 mu m.
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| 申请公布号 |
US5731085(A) |
申请公布日期 |
1998.03.24 |
| 申请号 |
US19940187045 |
申请日期 |
1994.01.27 |
| 申请人 |
TODA KOGYO CORPORATION |
发明人 |
HAKATA, TOSHIYUKI;TAKARAGI, SHIGERU |
| 分类号 |
C01G49/00;H01F1/00;H01F1/11;H01F1/42;(IPC1-7):B32B5/16;G11B5/66 |
主分类号 |
C01G49/00 |
| 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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