发明名称 |
MAGNETIC MATERIAL FOR HIGH FREQUENCY WAVE, AND METHOD FOR PRODUCTION THEREOF |
摘要 |
<p>Disclosed is a magnetic material for a high frequency wave which has high magnetic permeability and small eddy-current loss, particularly a magnetic material for a high frequency wave which can be used suitably in an information device which works in a high frequency field of 1 GHz or higher. Specifically disclosed is a composite magnetic material for a high frequency wave, which comprises a (rare earth element)-(iron)-(nitrogen)-based magnetic material and a (rare earth element)-(iron)-(nitrogen)-based magnetic material whose surface is coated with a ferrite magnetic material.</p> |
申请公布号 |
EP2146357(A1) |
申请公布日期 |
2010.01.20 |
申请号 |
EP20080752109 |
申请日期 |
2008.04.25 |
申请人 |
ASAHI KASEI KABUSHIKI KAISHA;TOKYO INSTITUTE OF TECHNOLOGY |
发明人 |
IMAOKA, NOBUYOSHI;ABE, MASANORI;NAKAGAWA, TAKASHI;TADA, MASARU |
分类号 |
H01F1/26;C01G49/00;C04B35/58;C22C38/00;H01F1/00;H01F1/14;H01F1/33 |
主分类号 |
H01F1/26 |
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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