发明申请
- 专利标题： RARE EARTH MAGNETIC MATERIALS AND METHODS THEREOF
- 专利标题（中）： 稀土磁性材料及其方法
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申请号： US12860575申请日： 2010-08-20
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公开(公告)号： US20110062372A1公开(公告)日： 2011-03-17
- 发明人: Qing Gong , Xiaoxia Deng , Xin Du
- 申请人： Qing Gong , Xiaoxia Deng , Xin Du
- 优先权： CN200910190316.0 20090915
- 主分类号： H01F1/057
- IPC分类号： H01F1/057
摘要：
A magnetic material is provided, which is represented by the general formula of: Ra-x-yHoxDyy Fe1-a-b-c-d Cod McBb, where x, y, a, b, c, and d are weight percentages of related elements and in respective ranges of: about 28%≦a≦about 34%, about 0.95%≦b≦about 1.3%, about 0≦c≦about 1.5%, about 1%≦d≦about 10%, about 15%≦x≦about 20%, about 3%≦y≦about 8%. R is a rare earth element, which is selected from the group consisting of: Nd, Pr, La, Ce, Gd, Tb, and combinations thereof. M is a metal selected from the group consisting of: Al, Cu, Ti, V, Cr, Zr, Hf, Mn, Nb, Sn, Mo, Ga, Si, and combinations thereof.
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