| 申请日期 | 2026-03-12 | 申请号 | JP2021534239 |
| 公开（公告）号 | JP2022508370A | 公开（公告）日 | 2022-01-19 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | 三環瓦克華(北京)磁性器件有限公司 | ||
| 简介 | A composite coating layer for coating a NdFeB rare earth magnet includes a first coating layer and a second coating layer formed over a surface of the first coating layer. The first coating layer includes a Nd coating layer, a Pr coating layer, or an alloy coating layer including two or more of Nd, Pr, and Cu. The second coating layer includes a Tb coating layer. | ||
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