| 申请日期 | 2025-07-13 | 申请号 | EP18783853 |
| 公开（公告）号 | EP3611740B1 | 公开（公告）日 | 2022-03-09 |
| 公开国别 | EP | 申请人省市代码 | 全国 |
| 申请人 | LG Innotek Co Ltd | ||
| 简介 | A permanent magnet of an embodiment comprises : a base magnet represented by a-b-c (a includes a rare earth-based element, b includes a transition element, and c includes boron (B)); and a coating layer coated on a surface of the base magnet, wherein the coating layer comprises a compound containing a metal having magnetism, the compound including : a phosphor (P); and a metal belonging to the fourth period in the periodic table. | ||
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