JP2020161790A5 - - Google Patents
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- JP2020161790A5 JP2020161790A5 JP2019176508A JP2019176508A JP2020161790A5 JP 2020161790 A5 JP2020161790 A5 JP 2020161790A5 JP 2019176508 A JP2019176508 A JP 2019176508A JP 2019176508 A JP2019176508 A JP 2019176508A JP 2020161790 A5 JP2020161790 A5 JP 2020161790A5
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- concentration
- less
- grain boundary
- ratio
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019056940 | 2019-03-25 | ||
| JP2019056940 | 2019-03-25 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020161790A JP2020161790A (ja) | 2020-10-01 |
| JP2020161790A5 true JP2020161790A5 (enExample) | 2022-08-18 |
| JP7367428B2 JP7367428B2 (ja) | 2023-10-24 |
Family
ID=72639980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019176508A Active JP7367428B2 (ja) | 2019-03-25 | 2019-09-27 | Ｒ－ｔ－ｂ系焼結磁石 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7367428B2 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053607B (zh) * | 2021-03-19 | 2022-05-03 | 金力永磁(包头)科技有限公司 | 一种钕铁硼磁体及一种三维晶界扩散制备钕铁硼磁体的方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5767788B2 (ja) * | 2010-06-29 | 2015-08-19 | 昭和電工株式会社 | Ｒ−ｔ−ｂ系希土類永久磁石、モーター、自動車、発電機、風力発電装置 |
| US10256015B2 (en) * | 2013-08-09 | 2019-04-09 | Tdk Corporation | R-t-b based sintered magnet and rotating machine |
| CN105453196B (zh) * | 2013-08-09 | 2017-12-22 | Tdk株式会社 | R‑t‑b系烧结磁铁以及电动机 |
| DE112015001405B4 (de) * | 2014-03-26 | 2018-07-26 | Hitachi Metals, Ltd. | Verfahren zum Herstellen eines R-T-B-basierten Sintermagneten |
| WO2016133071A1 (ja) * | 2015-02-18 | 2016-08-25 | 日立金属株式会社 | Ｒ－ｔ－ｂ系焼結磁石の製造方法 |
| EP3503130B1 (en) * | 2016-08-17 | 2024-06-05 | Proterial, Ltd. | R-t-b sintered magnet |
| TWI719259B (zh) * | 2016-09-23 | 2021-02-21 | 日商日東電工股份有限公司 | 稀土類燒結磁石形成用燒結體及其製造方法 |
| JP6691666B2 (ja) * | 2016-10-06 | 2020-05-13 | 日立金属株式会社 | Ｒ−ｔ−ｂ系磁石の製造方法 |
-
2019
- 2019-09-27 JP JP2019176508A patent/JP7367428B2/ja active Active
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