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Inventor:

王晨 (王晨.) [1] (Scholars:王晨) | 陈君君 (陈君君.) [2] | 李媛 (李媛.) [3] | 罗朝林 (罗朝林.) [4] | 汪炜 (汪炜.) [5] | 洪志军 (洪志军.) [6]

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incoPat

Abstract:

本发明公开了一种制备块体各向异性纳米晶稀土永磁材料的方法。本发明的制备方法为:首先,采用真空熔炼法制备合金铸锭;其次,将该合金铸锭熔化,在熔体中通入外加直流电场,进行直流电孕育处理;接着,在外加直流磁场的作用下,采用铜模快速凝固法制备块体各向异性纳米晶稀土永磁材料;然后,根据具体情况对所得材料进行适当热处理。本发明所制备的块体纳米晶永磁材料具有明显的磁各向异性、致密度高和良好的综合永磁性能,而且生产工艺流程简单,便于操作,工艺消耗少。

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Patent Info :

Type: 发明授权

Patent No.: CN201210005040.6

Filing Date: 2012/1/10

Publication Date: 2014/11/5

Pub. No.: CN102543341B

公开国别: CN

Applicants: 福州大学

Legal Status: 未缴年费

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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