JP2018174312A5 - - Google Patents
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- Publication number
- JP2018174312A5 JP2018174312A5 JP2018055192A JP2018055192A JP2018174312A5 JP 2018174312 A5 JP2018174312 A5 JP 2018174312A5 JP 2018055192 A JP2018055192 A JP 2018055192A JP 2018055192 A JP2018055192 A JP 2018055192A JP 2018174312 A5 JP2018174312 A5 JP 2018174312A5
- Authority
- JP
- Japan
- Prior art keywords
- core
- shell
- main phase
- phase particles
- magnet
- 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.)
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- 239000002245 particle Substances 0.000 claims 33
- 239000011258 core-shell material Substances 0.000 claims 27
- 239000010410 layer Substances 0.000 claims 10
- 229910052796 boron Inorganic materials 0.000 claims 4
- 229910052761 rare earth metal Inorganic materials 0.000 claims 4
- 239000002344 surface layer Substances 0.000 claims 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims 2
- 239000013078 crystal Substances 0.000 claims 2
- 229910052723 transition metal Inorganic materials 0.000 claims 2
- 238000005245 sintering Methods 0.000 claims 1
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/939,778 US10748686B2 (en) | 2017-03-30 | 2018-03-29 | R-T-B based sintered magnet |
| CN201810293088.9A CN108695034B (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 |
|---|---|---|---|
| JP2017069144 | 2017-03-30 | ||
| JP2017069144 | 2017-03-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018174312A JP2018174312A (ja) | 2018-11-08 |
| JP2018174312A5 true JP2018174312A5 (enExample) | 2021-04-22 |
| JP7035682B2 JP7035682B2 (ja) | 2022-03-15 |
Family
ID=64107608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018055192A Active JP7035682B2 (ja) | 2017-03-30 | 2018-03-22 | Ｒ－ｔ－ｂ系焼結磁石 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7035682B2 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102561239B1 (ko) | 2018-11-27 | 2023-07-31 | 엘지이노텍 주식회사 | 희토류 자석 제조방법 |
| CN111223624B (zh) * | 2020-02-26 | 2022-08-23 | 福建省长汀金龙稀土有限公司 | 一种钕铁硼磁体材料、原料组合物及制备方法和应用 |
| CN111223625B (zh) * | 2020-02-26 | 2022-08-16 | 福建省长汀金龙稀土有限公司 | 钕铁硼磁体材料、原料组合物及制备方法和应用 |
| CN113674945B (zh) * | 2021-06-11 | 2023-06-27 | 烟台正海磁性材料股份有限公司 | 一种低成本高矫顽力富LaCe钕铁硼永磁体及其制备方法和应用 |
| CN115240944B (zh) * | 2022-09-19 | 2022-12-30 | 南通正海磁材有限公司 | 一种烧结钕铁硼永磁体及其制备方法和应用 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| EP2043114B1 (en) * | 2006-11-30 | 2019-01-02 | Hitachi Metals, Ltd. | R-fe-b microcrystalline high-density magnet and process for production thereof |
| 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 |
| 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 |
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2018
- 2018-03-22 JP JP2018055192A patent/JP7035682B2/ja active Active