JP2020161789A5 - - Google Patents

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Publication number
JP2020161789A5
JP2020161789A5 JP2019176506A JP2019176506A JP2020161789A5 JP 2020161789 A5 JP2020161789 A5 JP 2020161789A5 JP 2019176506 A JP2019176506 A JP 2019176506A JP 2019176506 A JP2019176506 A JP 2019176506A JP 2020161789 A5 JP2020161789 A5 JP 2020161789A5
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JP
Japan
Prior art keywords
mass
magnet
oxygen
gradually decreases
content
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JP2019176506A
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English (en)
Japanese (ja)
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JP7059995B2 (ja
JP2020161789A (ja
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Publication date
Application filed filed Critical
Priority to CN202010199666.XA priority Critical patent/CN111739704B/zh
Priority to US16/826,380 priority patent/US11239011B2/en
Priority to EP20165258.3A priority patent/EP3716297B1/en
Publication of JP2020161789A publication Critical patent/JP2020161789A/ja
Publication of JP2020161789A5 publication Critical patent/JP2020161789A5/ja
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Publication of JP7059995B2 publication Critical patent/JP7059995B2/ja
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JP2019176506A 2019-03-25 2019-09-27 Ｒ－ｔ－ｂ系焼結磁石 Active JP7059995B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202010199666.XA CN111739704B (zh) 2019-03-25 2020-03-20 R－t－b系烧结磁体
US16/826,380 US11239011B2 (en) 2019-03-25 2020-03-23 Sintered R-T-B based magnet
EP20165258.3A EP3716297B1 (en) 2019-03-25 2020-03-24 Sintered r-t-b based magnet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019056142 2019-03-25
JP2019056142 2019-03-25

Publications (3)

Publication Number Publication Date
JP2020161789A JP2020161789A (ja) 2020-10-01
JP2020161789A5 true JP2020161789A5 (https=) 2022-02-08
JP7059995B2 JP7059995B2 (ja) 2022-04-26

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ID=72639909

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019176506A Active JP7059995B2 (ja) 2019-03-25 2019-09-27 Ｒ－ｔ－ｂ系焼結磁石

Country Status (2)

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JP (1) JP7059995B2 (https=)
CN (1) CN111739704B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY206732A (en) * 2020-11-12 2025-01-03 Shinetsu Chemical Co Method for manufacturing rare earth sintered magnet
JP7248169B1 (ja) 2022-03-22 2023-03-29 株式会社プロテリアル Ｒ－ｔ－ｂ系焼結磁石
JP7831045B2 (ja) * 2022-03-22 2026-03-17 株式会社プロテリアル Ｒ－ｔ－ｂ系焼結磁石

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4753024B2 (ja) * 2005-03-24 2011-08-17 Ｔｄｋ株式会社 Ｒ−ｔ−ｂ系焼結磁石用原料合金、ｒ−ｔ−ｂ系焼結磁石及びその製造方法
US20150059525A1 (en) * 2012-03-30 2015-03-05 Intermetallics Co., Ltd. NdFeB SYSTEM SINTERED MAGNET
WO2013186864A1 (ja) * 2012-06-13 2013-12-19 株式会社 日立製作所 焼結磁石及びその製造方法
JP2014086529A (ja) * 2012-10-23 2014-05-12 Toyota Motor Corp 希土類焼結磁石とその製造方法
JP5464289B1 (ja) * 2013-04-22 2014-04-09 Ｔｄｋ株式会社 Ｒ−ｔ−ｂ系焼結磁石
CN105453195B (zh) * 2013-08-12 2018-11-16 日立金属株式会社 R-t-b系烧结磁体及r-t-b系烧结磁体的制造方法
CN107077964B (zh) * 2014-09-11 2020-11-03 日立金属株式会社 R－t－b系烧结磁体的制造方法
WO2016133067A1 (ja) * 2015-02-17 2016-08-25 日立金属株式会社 Ｒ－ｔ－ｂ系焼結磁石の製造方法
WO2017018291A1 (ja) * 2015-07-30 2017-02-02 日立金属株式会社 Ｒ－ｔ－ｂ系焼結磁石の製造方法
WO2018034264A1 (ja) * 2016-08-17 2018-02-22 日立金属株式会社 Ｒ－ｔ－ｂ系焼結磁石
CN108154988B (zh) * 2016-12-06 2020-10-23 Tdk株式会社 R-t-b系永久磁铁
JP7251917B2 (ja) * 2016-12-06 2023-04-04 Tdk株式会社 Ｒ－ｔ－ｂ系永久磁石
JP6414654B1 (ja) * 2017-01-31 2018-10-31 日立金属株式会社 Ｒ−ｔ−ｂ系焼結磁石の製造方法

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