| 申请日期 | 2025-06-25 | 申请号 | US10415273 |
| 公开（公告）号 | US7175718B2 | 公开（公告）日 | 2007-02-13 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Hideharu Nobutoki; Suguru Nagae; Satoru Hayasi | ||
| 简介 | A material for a rare earth permanent magnet having a high magnetic coercive force and a high residual magnetic flux density. 28 to 35% by weight of at least one rare earth element selected from the group consisting of neodymium, praseodymium, dysprosium, terbium, and holmium, 0.9 to 1.3% by weight of boron, 0.25 to 3% by weight of phosphorus, iron, and inevitable impurities. It can further comprise 0.1 to 3.6% by weight of cobalt and 0.02 to 0.25% by weight of copper. | ||
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