| 申请日期 | 2025-06-24 | 申请号 | JP2017187699 |
| 公开（公告）号 | JP2019062152A | 公开（公告）日 | 2019-04-18 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | HITACHI METALS LTD | ||
| 简介 | To provide a diffusion source which enables the enhancement of magnet characteristics of an R-T-B based sintered magnet.SOLUTION : A diffusion source consists of powder of an alloy comprising 40 mass% or more of a rare earth element R1 necessarily including at least one of Dy and Tb. The alloy powder is composed of intermetallic compound particles having an average crystal grain diameter over 3 μm; the section of the particles is in a thin flake shape.SELECTED DRAWING : None | ||
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