发明名称 MAGNETIC MATERIAL AND MAGNET USING THE SAME
摘要 <P>PROBLEM TO BE SOLVED: To provide a magnetic material capable of easily forming a magnet having a small content of rare earth elements, sufficient magnetic characteristics, and a bulk shape, and to provide a magnet that uses the magnetic material. <P>SOLUTION: The magnetic material has: a main phase particle 2 made of an intermetallic compound that contains at least rare earth elements and has a CaCu<SB>5</SB>-type crystal structure; and a coating layer 4 that covers at least one portion of the periphery of the main phase particle 2 and uses Fe as the main component. The magnet that uses the magnetic material is provided also. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2008251993(A) 申请公布日期 2008.10.16
申请号 JP20070094175 申请日期 2007.03.30
申请人 TDK CORP 发明人 IWASAKI MAKOTO;HAYAKAWA TAKUMA;CHO TSUTOMU;SAKAMOTO TAKESHI
分类号 H01F1/053;B22F1/00;B22F1/02;B22F3/00;C22C19/07;C22C38/00;H01F1/06;H01F41/02 主分类号 H01F1/053
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