| 申请日期 | 2026-01-14 | 申请号 | WOCN20097637 |
| 公开（公告）号 | WO2021258280A1 | 公开（公告）日 | 2021-12-30 |
| 公开国别 | WO | 申请人省市代码 | 全国 |
| 申请人 | NINGBO INSTITUTE OF MATERIALS TECHNOLOGY ENGINEERING CHINESE ACADEMY OF SCIENCES | ||
| 简介 | Provided are a heavy rare earth-free high-performance neodymium-iron-boron permanent magnet material and a preparation method therefor. The preparation method comprises : providing an anisotropic magnet material, the chemical formula thereof being (Nd, Pr)xFe(100-x-y-z)ByMz, in which 28.5%≤x≤29%, 0.86%≤y≤0.92%, and 0 | ||
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