KR102313049B1 - 영구 자석, 영구 자석의 제조 방법, 및 회전기 - Google Patents
영구 자석, 영구 자석의 제조 방법, 및 회전기 Download PDFInfo
- Publication number
- KR102313049B1 KR102313049B1 KR1020207014994A KR20207014994A KR102313049B1 KR 102313049 B1 KR102313049 B1 KR 102313049B1 KR 1020207014994 A KR1020207014994 A KR 1020207014994A KR 20207014994 A KR20207014994 A KR 20207014994A KR 102313049 B1 KR102313049 B1 KR 102313049B1
- Authority
- KR
- South Korea
- Prior art keywords
- permanent magnet
- raw material
- coercive force
- alloy
- absolute value
- Prior art date
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Continuous Casting (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2017/043682 WO2019111328A1 (ja) | 2017-12-05 | 2017-12-05 | 永久磁石、永久磁石の製造方法、および、回転機 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20200079514A KR20200079514A (ko) | 2020-07-03 |
KR102313049B1 true KR102313049B1 (ko) | 2021-10-14 |
Family
ID=62904854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020207014994A KR102313049B1 (ko) | 2017-12-05 | 2017-12-05 | 영구 자석, 영구 자석의 제조 방법, 및 회전기 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6359232B1 (ja) |
KR (1) | KR102313049B1 (ja) |
CN (1) | CN111418034B (ja) |
WO (1) | WO2019111328A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021048916A1 (ja) * | 2019-09-10 | 2021-03-18 | 三菱電機株式会社 | 希土類磁石合金、その製造方法、希土類磁石、回転子及び回転機 |
DE112020007065T5 (de) * | 2020-04-08 | 2023-01-26 | Mitsubishi Electric Corporation | Seltenerd-sintermagnet, verfahren zum produzieren eines seltenerd-sintermagneten, rotor und rotationsmaschine |
JP7254912B2 (ja) * | 2020-10-29 | 2023-04-10 | 三菱電機株式会社 | 希土類焼結磁石、希土類焼結磁石の製造方法、回転子および回転機 |
WO2022107221A1 (ja) * | 2020-11-17 | 2022-05-27 | 三菱電機株式会社 | 希土類焼結磁石、希土類焼結磁石の製造方法、回転子および回転機 |
CN112563013A (zh) * | 2020-11-30 | 2021-03-26 | 三菱电机(中国)有限公司 | 一种晶界扩散制备高内禀矫顽力钕铁硼永磁材料的方法 |
CN117751414A (zh) * | 2021-08-04 | 2024-03-22 | 三菱电机株式会社 | 稀土烧结磁铁及稀土烧结磁铁的制造方法、转子以及旋转机 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002520843A (ja) * | 1998-07-13 | 2002-07-09 | サントク アメリカ,インコーポレイティド | 高性能の、鉄−希土類−ホウ素−耐熱物−コバルトのナノ複合材料 |
JP2015213146A (ja) * | 2014-04-15 | 2015-11-26 | Tdk株式会社 | 永久磁石および可変磁束モータ |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0125347B1 (en) * | 1983-05-06 | 1990-04-18 | Sumitomo Special Metals Co., Ltd. | Isotropic magnets and process for producing same |
JPH068488B2 (ja) * | 1985-06-21 | 1994-02-02 | 住友特殊金属株式会社 | 永久磁石合金 |
JPH0633444B2 (ja) * | 1986-01-23 | 1994-05-02 | 住友特殊金属株式会社 | 永久磁石合金 |
JPH023207A (ja) * | 1988-06-20 | 1990-01-08 | Seiko Epson Corp | 永久磁石 |
JPH09115713A (ja) | 1995-10-23 | 1997-05-02 | Daido Steel Co Ltd | 希土類ボンド磁石およびその製造方法 |
US7175718B2 (en) * | 2001-06-19 | 2007-02-13 | Mitsubishi Denki Kabushiki Kaisha | Rare earth element permanent magnet material |
JP2010045068A (ja) * | 2008-08-08 | 2010-02-25 | Toshiba Corp | 永久磁石およびその製造方法 |
WO2013114892A1 (ja) * | 2012-02-02 | 2013-08-08 | 中電レアアース株式会社 | R-T-B-Ga系磁石用原料合金およびその製造方法 |
CN105185501B (zh) * | 2015-08-28 | 2017-08-11 | 包头天和磁材技术有限责任公司 | 稀土永磁材料的制造方法 |
CN105489332B (zh) * | 2016-01-05 | 2018-01-12 | 江苏南方永磁科技有限公司 | 多稀土相永磁材料及制备方法 |
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2017
- 2017-12-05 CN CN201780097304.6A patent/CN111418034B/zh active Active
- 2017-12-05 WO PCT/JP2017/043682 patent/WO2019111328A1/ja active Application Filing
- 2017-12-05 JP JP2018519497A patent/JP6359232B1/ja active Active
- 2017-12-05 KR KR1020207014994A patent/KR102313049B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002520843A (ja) * | 1998-07-13 | 2002-07-09 | サントク アメリカ,インコーポレイティド | 高性能の、鉄−希土類−ホウ素−耐熱物−コバルトのナノ複合材料 |
JP2015213146A (ja) * | 2014-04-15 | 2015-11-26 | Tdk株式会社 | 永久磁石および可変磁束モータ |
Also Published As
Publication number | Publication date |
---|---|
CN111418034B (zh) | 2021-08-13 |
WO2019111328A1 (ja) | 2019-06-13 |
KR20200079514A (ko) | 2020-07-03 |
CN111418034A (zh) | 2020-07-14 |
JPWO2019111328A1 (ja) | 2019-12-12 |
JP6359232B1 (ja) | 2018-07-18 |
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