JP2019176011A5 - - Google Patents

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Publication number
JP2019176011A5
JP2019176011A5 JP2018062776A JP2018062776A JP2019176011A5 JP 2019176011 A5 JP2019176011 A5 JP 2019176011A5 JP 2018062776 A JP2018062776 A JP 2018062776A JP 2018062776 A JP2018062776 A JP 2018062776A JP 2019176011 A5 JP2019176011 A5 JP 2019176011A5
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JP
Japan
Prior art keywords
phase
oxide
rtb
grain boundary
based sintered
Prior art date
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Application number
JP2018062776A
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English (en)
Japanese (ja)
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JP2019176011A (ja
JP7110662B2 (ja
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Priority to JP2018062776A priority Critical patent/JP7110662B2/ja
Priority claimed from JP2018062776A external-priority patent/JP7110662B2/ja
Priority to US16/364,443 priority patent/US11145444B2/en
Priority to CN201910238251.6A priority patent/CN110323019B/zh
Publication of JP2019176011A publication Critical patent/JP2019176011A/ja
Publication of JP2019176011A5 publication Critical patent/JP2019176011A5/ja
Application granted granted Critical
Publication of JP7110662B2 publication Critical patent/JP7110662B2/ja
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JP2018062776A 2018-03-28 2018-03-28 Ｒ‐ｔ‐ｂ系焼結磁石 Active JP7110662B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018062776A JP7110662B2 (ja) 2018-03-28 2018-03-28 Ｒ‐ｔ‐ｂ系焼結磁石
US16/364,443 US11145444B2 (en) 2018-03-28 2019-03-26 R-T-B-based sintered magnet
CN201910238251.6A CN110323019B (zh) 2018-03-28 2019-03-27 R-t-b系烧结磁铁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018062776A JP7110662B2 (ja) 2018-03-28 2018-03-28 Ｒ‐ｔ‐ｂ系焼結磁石

Publications (3)

Publication Number Publication Date
JP2019176011A JP2019176011A (ja) 2019-10-10
JP2019176011A5 true JP2019176011A5 (enExample) 2021-04-08
JP7110662B2 JP7110662B2 (ja) 2022-08-02

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ID=68057240

Family Applications (1)

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JP2018062776A Active JP7110662B2 (ja) 2018-03-28 2018-03-28 Ｒ‐ｔ‐ｂ系焼結磁石

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US (1) US11145444B2 (enExample)
JP (1) JP7110662B2 (enExample)
CN (1) CN110323019B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111243812B (zh) * 2020-02-29 2022-04-05 厦门钨业股份有限公司 一种r-t-b系永磁材料及其制备方法和应用
JP7214043B2 (ja) * 2020-04-08 2023-01-27 三菱電機株式会社 希土類焼結磁石および希土類焼結磁石の製造方法、回転子並びに回転機
CN118486518B (zh) * 2024-07-16 2024-10-18 南通正海磁材有限公司 R-t-b-m系永磁材料及其制备方法和应用

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
JPS62291902A (ja) * 1986-06-12 1987-12-18 Toshiba Corp 永久磁石の製造方法
US5405455A (en) * 1991-06-04 1995-04-11 Shin-Etsu Chemical Co. Ltd. Rare earth-based permanent magnet
JPH05226129A (ja) * 1992-02-18 1993-09-03 Kobe Steel Ltd 高耐食性希土類磁石の製造方法
AU2001275775A1 (en) * 2000-08-03 2002-02-18 Sanei Kasei Co., Limited Nanocomposite permanent magnet
US20030130129A1 (en) * 2001-07-13 2003-07-10 Massachusetts Institute Of Technology Vacuum processing for fabrication of superconducting films fabricated by metal-organic processing
JP3997413B2 (ja) * 2002-11-14 2007-10-24 信越化学工業株式会社 Ｒ−Ｆｅ−Ｂ系焼結磁石及びその製造方法
EP1562203A4 (en) 2003-03-12 2009-08-05 Hitachi Metals Ltd R-T-B SINTERED MAGNET AND PROCESS FOR ITS MANUFACTURE
JP2005260098A (ja) * 2004-03-12 2005-09-22 Tdk Corp 希土類磁石およびその製造方法
EP1744331B1 (en) 2004-03-31 2016-06-29 TDK Corporation Rare earth magnet and method for manufacturing same
JP5115511B2 (ja) 2008-03-28 2013-01-09 Ｔｄｋ株式会社 希土類磁石
US8823478B2 (en) * 2010-03-30 2014-09-02 Tdk Corporation Rare earth sintered magnet, method for producing same, motor and automobile
EP2444985B1 (en) * 2010-10-25 2018-07-11 Toyota Jidosha Kabushiki Kaisha Production method of rare earth magnet
JP5572673B2 (ja) 2011-07-08 2014-08-13 昭和電工株式会社 Ｒ−ｔ−ｂ系希土類焼結磁石用合金、ｒ−ｔ−ｂ系希土類焼結磁石用合金の製造方法、ｒ−ｔ−ｂ系希土類焼結磁石用合金材料、ｒ−ｔ−ｂ系希土類焼結磁石、ｒ−ｔ−ｂ系希土類焼結磁石の製造方法およびモーター
JP6238444B2 (ja) 2013-01-07 2017-11-29 昭和電工株式会社 Ｒ−ｔ−ｂ系希土類焼結磁石、ｒ−ｔ−ｂ系希土類焼結磁石用合金およびその製造方法
JP6303480B2 (ja) * 2013-03-28 2018-04-04 Tdk株式会社 希土類磁石
US10109403B2 (en) * 2013-08-09 2018-10-23 Tdk Corporation R-T-B based sintered magnet and motor
JP6493801B2 (ja) * 2014-06-27 2019-04-03 日立金属株式会社 コイル部品
JP6511844B2 (ja) 2015-02-10 2019-05-15 Tdk株式会社 Ｒ−ｔ−ｂ系焼結磁石
CN107077965B (zh) * 2015-07-30 2018-12-28 日立金属株式会社 R-t-b系烧结磁体的制造方法
JP6759649B2 (ja) * 2016-03-23 2020-09-23 Tdk株式会社 希土類磁石及びモーター
JP7387992B2 (ja) * 2019-03-20 2023-11-29 Tdk株式会社 Ｒ－ｔ－ｂ系永久磁石

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