JP2018174313A5 - - Google Patents
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- Publication number
- JP2018174313A5 JP2018174313A5 JP2018055201A JP2018055201A JP2018174313A5 JP 2018174313 A5 JP2018174313 A5 JP 2018174313A5 JP 2018055201 A JP2018055201 A JP 2018055201A JP 2018055201 A JP2018055201 A JP 2018055201A JP 2018174313 A5 JP2018174313 A5 JP 2018174313A5
- Authority
- JP
- Japan
- Prior art keywords
- main phase
- rtb
- sintered magnet
- based sintered
- core
- 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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- 239000013078 crystal Substances 0.000 claims 6
- 239000002245 particle Substances 0.000 claims 6
- 229910052796 boron Inorganic materials 0.000 claims 2
- 239000011258 core-shell material Substances 0.000 claims 2
- 229910052761 rare earth metal Inorganic materials 0.000 claims 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims 1
- 229910052723 transition metal Inorganic materials 0.000 claims 1
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/939,719 US10748685B2 (en) | 2017-03-30 | 2018-03-29 | R-T-B based sintered magnet |
| CN201810292546.7A CN108695032B (zh) | 2017-03-30 | 2018-03-30 | R-t-b系烧结磁铁 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017069147 | 2017-03-30 | ||
| JP2017069147 | 2017-03-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018174313A JP2018174313A (ja) | 2018-11-08 |
| JP2018174313A5 true JP2018174313A5 (enExample) | 2021-04-15 |
| JP7143605B2 JP7143605B2 (ja) | 2022-09-29 |
Family
ID=64107548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018055201A Active JP7143605B2 (ja) | 2017-03-30 | 2018-03-22 | Ｒ－ｔ－ｂ系焼結磁石 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7143605B2 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102871820B1 (ko) | 2022-08-24 | 2025-10-15 | 미쓰비시덴키 가부시키가이샤 | 희토류 소결 자석, 희토류 소결 자석의 제조 방법, 회전자 및 회전기 |
| JP7742957B2 (ja) | 2023-02-06 | 2025-09-22 | 三菱電機株式会社 | 希土類焼結磁石、希土類焼結磁石の製造方法、回転子および回転機 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2893265B2 (ja) * | 1988-12-01 | 1999-05-17 | 株式会社トーキン | 希土類永久磁石合金及びその製造方法 |
| JP2904571B2 (ja) * | 1990-10-29 | 1999-06-14 | 信越化学工業株式会社 | 希土類異方性焼結永久磁石の製造方法 |
| JP2002356701A (ja) | 2001-03-30 | 2002-12-13 | Sumitomo Special Metals Co Ltd | 希土類合金焼結体およびその製造方法 |
| EP2043114B1 (en) | 2006-11-30 | 2019-01-02 | Hitachi Metals, Ltd. | R-fe-b microcrystalline high-density magnet and process for production thereof |
| US9177705B2 (en) | 2011-05-25 | 2015-11-03 | Tdk Corporation | Sintered rare earth magnet, method of producing the same, and rotating machine |
| JP6044866B2 (ja) | 2011-09-29 | 2016-12-14 | 日立金属株式会社 | Ｒ−ｔ−ｂ系焼結磁石の製造方法 |
| JP2015135935A (ja) | 2013-03-28 | 2015-07-27 | Tdk株式会社 | 希土類磁石 |
| JP6504044B2 (ja) | 2015-02-16 | 2019-04-24 | Tdk株式会社 | 希土類系永久磁石 |
| JP6424664B2 (ja) | 2015-02-16 | 2018-11-21 | Tdk株式会社 | 希土類系永久磁石 |
-
2018
- 2018-03-22 JP JP2018055201A patent/JP7143605B2/ja active Active
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