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一种烧结钕铁硼永磁体的制备方法、烧结钕铁硼永磁体及应用
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10Claims · 2 independent
§ Ⅰ
Dossier Overview
Inventor
岳文礼; 岳楷琨; 杨榕祯; 岳文莉
Filing Date
Sep 11, 2026
Publication Date
Oct 27, 2026
IPC Classification
H01F 41/02 (2006.01)H01F 1/057 (2006.01)H02K 1/27 (2022.01)
本申请涉及稀土永磁材料技术领域,特别涉及一种烧结钕铁硼永磁体的制备方法、烧结钕铁硼永磁体及应用,本申请提供的烧结钕铁硼永磁体,包括基础合金,并在基础合金中复合添加对应含量的Cu、Ga,Co及余量的Fe,通过控制轻稀土(Nd,Pr)含量、基础合金成分与晶界扩散工艺的协同设计,系统性地优化磁体的矫顽力温度系数、剩磁温度系数和高温不可逆损失,同时保持高室温磁性能,从而提高磁体的高温磁性能稳定性。
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