JP7035682B2 - Ｒ－ｔ－ｂ系焼結磁石 - Google Patents

Ｒ－ｔ－ｂ系焼結磁石 Download PDF

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JP7035682B2
JP7035682B2 JP2018055192A JP2018055192A JP7035682B2 JP 7035682 B2 JP7035682 B2 JP 7035682B2 JP 2018055192 A JP2018055192 A JP 2018055192A JP 2018055192 A JP2018055192 A JP 2018055192A JP 7035682 B2 JP7035682 B2 JP 7035682B2
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core
shell
main phase
phase particles
magnet
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JP2018174312A5 (https=
JP2018174312A (ja
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佳則 藤川
将史 三輪
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TDK Corp
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TDK Corp
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Priority to US15/939,778 priority Critical patent/US10748686B2/en
Priority to CN201810293088.9A priority patent/CN108695034B/zh
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  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
JP2018055192A 2017-03-30 2018-03-22 Ｒ－ｔ－ｂ系焼結磁石 Active JP7035682B2 (ja)

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

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JP2017069144 2017-03-30
JP2017069144 2017-03-30

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JP2018174312A JP2018174312A (ja) 2018-11-08
JP2018174312A5 JP2018174312A5 (https=) 2021-04-22
JP7035682B2 true JP7035682B2 (ja) 2022-03-15

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Families Citing this family (5)

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Publication number Priority date Publication date Assignee Title
KR102561239B1 (ko) * 2018-11-27 2023-07-31 엘지이노텍 주식회사 희토류 자석 제조방법
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
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
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016152246A (ja) 2015-02-16 2016-08-22 Tdk株式会社 希土類系永久磁石
JP2016154219A (ja) 2015-02-16 2016-08-25 Tdk株式会社 希土類系永久磁石

Family Cites Families (3)

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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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016152246A (ja) 2015-02-16 2016-08-22 Tdk株式会社 希土類系永久磁石
JP2016154219A (ja) 2015-02-16 2016-08-25 Tdk株式会社 希土類系永久磁石

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