| 申请日期 | 2025-07-28 | 申请号 | JP2003434690 |
| 公开（公告）号 | JP2005187929A | 公开（公告）日 | 2005-07-14 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | TDK CORP | ||
| 简介 | PROBLEM TO BE SOLVED : To provide a rare-earth magnet which has a protective layer with superior characteristics on the surface and thereby shows high corrosion resistance, and to provide a manufacturing method therefor. SOLUTION : The rare-earth magnet 1 comprises a magnet body 2 containing a rare-earth element and a protective layer 4 formed on the surface. The protective layer 4 contains a compound in which an organic structural unit and an inorganic structural unit are covalently bonded. | ||
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