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Author:

岳明 (岳明.) (Scholars:岳明) | 张东涛 (张东涛.) (Scholars:张东涛) | 耿文甜 (耿文甜.) | 刘卫强 (刘卫强.) (Scholars:刘卫强) | 张久兴 (张久兴.) (Scholars:张久兴)

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incoPat zhihuiya

Abstract:

一种钴纳米颗粒掺杂制备高矫顽力锰铋磁粉的方法,属于锰铋磁粉技术领域。采用磁悬浮熔炼技术制备锰铋合金;将锰铋合金在在真空的条件下进行热处理;将热处理后的锰铋合金利用滚动球磨技术制备成合金粉末;采用物理气相沉积技术制备钴纳米颗粒;将锰铋合金粉末与钴纳米颗粒混合均匀;将混合后的粉末在氩气的保护下进行高能球磨,最终获得高矫顽力的锰铋磁粉。与采用相同方法制备的未掺杂钴纳米颗粒的锰铋磁粉相比,本发明利用钴纳米颗粒尺寸小,表面活性高的特点,通过高能球磨使之进入锰铋合金晶格,使最终获得的钴纳米颗粒掺杂型锰铋合金磁性粉末的矫顽力显著提高50-100%。

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Patent Info :

Type: 发明授权

Patent No.: CN201210394265.5

Filing Date: 2012-10-17

Publication Date: 2014-06-18

Pub. No.: CN102909381B

Applicants: 北京工业大学

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: 18

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