JP2015053517A5 - - Google Patents
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- Publication number
- JP2015053517A5 JP2015053517A5 JP2014234317A JP2014234317A JP2015053517A5 JP 2015053517 A5 JP2015053517 A5 JP 2015053517A5 JP 2014234317 A JP2014234317 A JP 2014234317A JP 2014234317 A JP2014234317 A JP 2014234317A JP 2015053517 A5 JP2015053517 A5 JP 2015053517A5
- Authority
- JP
- Japan
- Prior art keywords
- rare earth
- mass
- sintered magnet
- phase
- combination
- 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
Links
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 28
- 150000002910 rare earth metals Chemical class 0.000 claims description 25
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 19
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 229910052779 Neodymium Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 4
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910052797 bismuth Inorganic materials 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 229910052732 germanium Inorganic materials 0.000 claims description 3
- 229910052735 hafnium Inorganic materials 0.000 claims description 3
- 229910052745 lead Inorganic materials 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052706 scandium Inorganic materials 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- -1 and M (M is Ga) Inorganic materials 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014234317A JP6090596B2 (ja) | 2010-05-14 | 2014-11-19 | Ｎｄ−Ｆｅ−Ｂ系希土類焼結磁石 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010111743 | 2010-05-14 | ||
| JP2010111743 | 2010-05-14 | ||
| JP2014234317A JP6090596B2 (ja) | 2010-05-14 | 2014-11-19 | Ｎｄ−Ｆｅ−Ｂ系希土類焼結磁石 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011099465A Division JP2011258935A (ja) | 2010-05-14 | 2011-04-27 | Ｒ−ｔ−ｂ系希土類焼結磁石 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015053517A JP2015053517A (ja) | 2015-03-19 |
| JP2015053517A5 true JP2015053517A5 (enExample) | 2016-02-04 |
| JP6090596B2 JP6090596B2 (ja) | 2017-03-08 |
Family
ID=44117733
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011099465A Withdrawn JP2011258935A (ja) | 2010-05-14 | 2011-04-27 | Ｒ−ｔ−ｂ系希土類焼結磁石 |
| JP2014234317A Active JP6090596B2 (ja) | 2010-05-14 | 2014-11-19 | Ｎｄ−Ｆｅ−Ｂ系希土類焼結磁石 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011099465A Withdrawn JP2011258935A (ja) | 2010-05-14 | 2011-04-27 | Ｒ−ｔ−ｂ系希土類焼結磁石 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8298351B2 (enExample) |
| EP (1) | EP2387044B1 (enExample) |
| JP (2) | JP2011258935A (enExample) |
| KR (1) | KR20110126059A (enExample) |
| CN (1) | CN102360654B (enExample) |
| PH (1) | PH12011000150A1 (enExample) |
| RU (1) | RU2559035C2 (enExample) |
| TW (1) | TWI476791B (enExample) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9773599B2 (en) * | 2012-02-13 | 2017-09-26 | Tdk Corporation | R-T-B based sintered magnet |
| MY168281A (en) | 2012-04-11 | 2018-10-19 | Shinetsu Chemical Co | Rare earth sintered magnet and making method |
| JP6119548B2 (ja) * | 2012-10-17 | 2017-04-26 | 信越化学工業株式会社 | 希土類焼結磁石の製造方法 |
| CN103258634B (zh) * | 2013-05-30 | 2015-11-25 | 烟台正海磁性材料股份有限公司 | 一种制备高性能R-Fe-B系烧结磁体方法 |
| TWI476793B (zh) * | 2013-05-30 | 2015-03-11 | China Steel Corp | 釹鐵硼磁石及其製造方法 |
| WO2015002280A1 (ja) * | 2013-07-03 | 2015-01-08 | Tdk株式会社 | Ｒ－ｔ－ｂ系焼結磁石 |
| WO2015020183A1 (ja) * | 2013-08-09 | 2015-02-12 | Tdk株式会社 | Ｒ－ｔ－ｂ系焼結磁石、および、モータ |
| US10388441B2 (en) * | 2013-08-09 | 2019-08-20 | Tdk Corporation | R-T-B based sintered magnet and motor |
| DE112014003674T5 (de) | 2013-08-09 | 2016-05-12 | Tdk Corporation | R-T-B basierter gesinterter Magnet und Motor |
| CN105474333B (zh) * | 2013-08-09 | 2018-01-02 | Tdk株式会社 | R‑t‑b系烧结磁铁以及旋转电机 |
| EP3038116B1 (en) | 2013-08-12 | 2019-11-27 | Hitachi Metals, Ltd. | R-t-b system sintered magnet |
| CN103871704B (zh) * | 2014-03-04 | 2016-03-09 | 南京信息工程大学 | 一种钕铁氮磷永磁材料及制备方法 |
| JP2015228431A (ja) * | 2014-06-02 | 2015-12-17 | インターメタリックス株式会社 | ＲＦｅＢ系磁石及びＲＦｅＢ系磁石の製造方法 |
| JP6572550B2 (ja) * | 2015-02-04 | 2019-09-11 | Tdk株式会社 | Ｒ−ｔ−ｂ系焼結磁石 |
| CN106024235B (zh) * | 2015-03-30 | 2020-01-17 | 日立金属株式会社 | R－t－b系烧结磁体 |
| JP6604381B2 (ja) * | 2015-07-29 | 2019-11-13 | 日立金属株式会社 | 希土類系焼結磁石の製造方法 |
| CN106448985A (zh) * | 2015-09-28 | 2017-02-22 | 厦门钨业股份有限公司 | 一种复合含有Pr和W的R‑Fe‑B系稀土烧结磁铁 |
| JP6488976B2 (ja) | 2015-10-07 | 2019-03-27 | Tdk株式会社 | Ｒ−ｔ−ｂ系焼結磁石 |
| JP6614084B2 (ja) * | 2016-09-26 | 2019-12-04 | 信越化学工業株式会社 | Ｒ−Ｆｅ−Ｂ系焼結磁石の製造方法 |
| JP6894305B2 (ja) * | 2016-12-28 | 2021-06-30 | トヨタ自動車株式会社 | 希土類磁石及びその製造方法 |
| JP7056264B2 (ja) * | 2017-03-22 | 2022-04-19 | Tdk株式会社 | Ｒ－ｔ－ｂ系希土類磁石 |
| JP7247548B2 (ja) * | 2017-12-28 | 2023-03-29 | トヨタ自動車株式会社 | 希土類磁石及びその製造方法 |
| CN108922710B (zh) * | 2018-07-18 | 2020-03-20 | 钢铁研究总院 | 一种高韧性、高矫顽力含Ce烧结稀土永磁体及其制备方法 |
| CN109576557A (zh) * | 2018-10-08 | 2019-04-05 | 柳州凯通新材料科技有限公司 | 一种高磁能积高速无刷电机电芯材料及其制备方法 |
| JP7196708B2 (ja) * | 2019-03-18 | 2022-12-27 | Tdk株式会社 | Ｒ‐ｔ‐ｂ系永久磁石 |
| CN111180159B (zh) * | 2019-12-31 | 2021-12-17 | 厦门钨业股份有限公司 | 一种钕铁硼永磁材料、制备方法、应用 |
| CN111081444B (zh) * | 2019-12-31 | 2021-11-26 | 厦门钨业股份有限公司 | R-t-b系烧结磁体及其制备方法 |
| CN112795860B (zh) * | 2020-04-27 | 2022-04-26 | 天津京磁电子元件制造有限公司 | 烧结钕铁硼磁体表面耐蚀防护涂层的制备方法 |
| US20210366635A1 (en) * | 2020-05-19 | 2021-11-25 | Shin-Etsu Chemical Co., Ltd. | Rare earth sintered magnet and making method |
| CN112802650B (zh) * | 2020-12-30 | 2023-01-10 | 包头天和磁材科技股份有限公司 | 钐钴磁体及其制备方法和钛的用途 |
| CN115188551B (zh) * | 2022-07-26 | 2025-07-25 | 宁波大缙华磁性材料有限公司 | 一种耐腐蚀的烧结钕铁硼磁材及其制备工艺和由该钕铁硼磁材制成的圆柱体磁块 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1007847B (zh) | 1984-12-24 | 1990-05-02 | 住友特殊金属株式会社 | 制造具有改进耐蚀性磁铁的方法 |
| JPS61208807A (ja) * | 1985-03-13 | 1986-09-17 | Hitachi Metals Ltd | 永久磁石 |
| JPH024939A (ja) * | 1987-10-08 | 1990-01-09 | Kawasaki Steel Corp | 希土類―遷移金属系磁石合金 |
| US5015307A (en) | 1987-10-08 | 1991-05-14 | Kawasaki Steel Corporation | Corrosion resistant rare earth metal magnet |
| JP2741508B2 (ja) * | 1988-02-29 | 1998-04-22 | 住友特殊金属株式会社 | 磁気異方性焼結磁石とその製造方法 |
| JPH01289102A (ja) * | 1988-05-16 | 1989-11-21 | Kawasaki Steel Corp | 希土類永久磁石の製造方法 |
| JPH0653019A (ja) * | 1992-03-19 | 1994-02-25 | Sumitomo Special Metals Co Ltd | 希土類磁石並びに希土類磁石合金粉末とその製造方法 |
| US5482575A (en) * | 1992-12-08 | 1996-01-09 | Ugimag Sa | Fe-Re-B type magnetic powder, sintered magnets and preparation method thereof |
| JP3393018B2 (ja) * | 1996-08-23 | 2003-04-07 | 住友特殊金属株式会社 | 薄肉Ｒ−Ｆｅ−Ｂ系焼結磁石の製造方法 |
| RU2174261C1 (ru) * | 2000-12-26 | 2001-09-27 | Московский государственный институт стали и сплавов (технологический университет) | Материал для редкоземельных постоянных магнитов и способ его получения |
| JP3877552B2 (ja) | 2001-07-30 | 2007-02-07 | Ｔｄｋ株式会社 | 金属部材の製造方法 |
| JP2004006767A (ja) * | 2002-03-29 | 2004-01-08 | Tdk Corp | 永久磁石 |
| US7199690B2 (en) * | 2003-03-27 | 2007-04-03 | Tdk Corporation | R-T-B system rare earth permanent magnet |
| JP4260087B2 (ja) * | 2004-09-27 | 2009-04-30 | 日立金属株式会社 | 希土類焼結磁石及びその製造方法 |
| JP2007165607A (ja) * | 2005-12-14 | 2007-06-28 | Neomax Co Ltd | 永久磁石の製造方法 |
| RU2337975C2 (ru) * | 2006-12-11 | 2008-11-10 | Дмитрий Валерьевич Гундеров | Способ получения постоянных магнитов из сплавов на основе системы неодим-железо-бор или празеодим-железо-бор |
| KR101378090B1 (ko) * | 2007-05-02 | 2014-03-27 | 히다찌긴조꾸가부시끼가이사 | Ｒ－ｔ－ｂ계 소결 자석 |
| US8152936B2 (en) * | 2007-06-29 | 2012-04-10 | Tdk Corporation | Rare earth magnet |
| JP5299737B2 (ja) * | 2007-09-28 | 2013-09-25 | 日立金属株式会社 | Ｒ−ｔ−ｂ系焼結永久磁石用急冷合金およびそれを用いたｒ−ｔ−ｂ系焼結永久磁石 |
| JP5120710B2 (ja) * | 2008-06-13 | 2013-01-16 | 日立金属株式会社 | ＲＬ−ＲＨ−Ｔ−Ｍｎ−Ｂ系焼結磁石 |
-
2011
- 2011-04-27 JP JP2011099465A patent/JP2011258935A/ja not_active Withdrawn
- 2011-05-03 PH PH1/2011/000150A patent/PH12011000150A1/en unknown
- 2011-05-09 US US13/103,426 patent/US8298351B2/en active Active
- 2011-05-10 EP EP11165529.6A patent/EP2387044B1/en active Active
- 2011-05-13 TW TW100116763A patent/TWI476791B/zh not_active IP Right Cessation
- 2011-05-13 RU RU2011119505/07A patent/RU2559035C2/ru active
- 2011-05-13 CN CN201110165282.7A patent/CN102360654B/zh active Active
- 2011-05-13 KR KR1020110044935A patent/KR20110126059A/ko not_active Abandoned
-
2014
- 2014-11-19 JP JP2014234317A patent/JP6090596B2/ja active Active
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