RU2671006C1 - Редкоземельный магнит и способ его производства - Google Patents

Редкоземельный магнит и способ его производства Download PDF

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Publication number
RU2671006C1
RU2671006C1 RU2017142763A RU2017142763A RU2671006C1 RU 2671006 C1 RU2671006 C1 RU 2671006C1 RU 2017142763 A RU2017142763 A RU 2017142763A RU 2017142763 A RU2017142763 A RU 2017142763A RU 2671006 C1 RU2671006 C1 RU 2671006C1
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RU
Russia
Prior art keywords
phase
rare earth
earth magnet
rare
modifier
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RU2017142763A
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English (en)
Russian (ru)
Inventor
Масааки ИТО
Норицугу САКУМА
Тецуя СОДЗИ
Хидефуми КИСИМОТО
Масао ЯНО
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Тойота Дзидося Кабусики Кайся
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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
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01F41/005—Impregnating or encapsulating
    • 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
    • H01F41/0293—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 diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
RU2017142763A 2016-12-28 2017-12-07 Редкоземельный магнит и способ его производства RU2671006C1 (ru)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2016256776 2016-12-28
JP2016-256776 2016-12-28
JP2017121398A JP6894305B2 (ja) 2016-12-28 2017-06-21 希土類磁石及びその製造方法
JP2017-121398 2017-06-21

Publications (1)

Publication Number Publication Date
RU2671006C1 true RU2671006C1 (ru) 2018-10-29

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Family Applications (1)

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RU2017142763A RU2671006C1 (ru) 2016-12-28 2017-12-07 Редкоземельный магнит и способ его производства

Country Status (4)

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JP (2) JP6894305B2 (ja)
KR (1) KR101989704B1 (ja)
BR (1) BR102017028168A2 (ja)
RU (1) RU2671006C1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7040335B2 (ja) * 2018-07-24 2022-03-23 トヨタ自動車株式会社 モータの制御方法
JP7167709B2 (ja) * 2018-12-28 2022-11-09 トヨタ自動車株式会社 希土類磁石及びその製造方法
JP7298533B2 (ja) * 2020-04-21 2023-06-27 トヨタ自動車株式会社 希土類磁石及びその製造方法
JP7303157B2 (ja) * 2020-06-01 2023-07-04 トヨタ自動車株式会社 希土類磁石及びその製造方法
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
CN115612884B (zh) * 2022-09-07 2023-06-23 广西大学 一种MB2(M=Ti+V)颗粒的制备方法及应用

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2506683A (en) * 2012-10-08 2014-04-09 Vacuumschmelze Gmbh & Co Kg Anisotropic soft magnetic article and method for its production
RU2559035C2 (ru) * 2010-05-14 2015-08-10 Син-Эцу Кемикал Ко., Лтд. Редкоземельный спеченный магнит r-t-b
RU2578211C1 (ru) * 2014-10-29 2016-03-27 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Магнитный материал для постоянных магнитов и изделие, выполненное из него
US20160141083A1 (en) * 2013-06-05 2016-05-19 Toyota Jidosha Kabushiki Kaisha Rare-earth magnet and method for manufacturing same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH066775B2 (ja) * 1984-04-18 1994-01-26 セイコーエプソン株式会社 希土類永久磁石
JP2513994B2 (ja) * 1985-09-17 1996-07-10 ティーディーケイ株式会社 永久磁石
JPH0630295B2 (ja) * 1984-12-31 1994-04-20 ティーディーケイ株式会社 永久磁石
JP5107198B2 (ja) * 2008-09-22 2012-12-26 株式会社東芝 永久磁石および永久磁石の製造方法並びにそれを用いたモータ
JP6791614B2 (ja) * 2014-12-04 2020-11-25 トヨタ自動車株式会社 モータ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2559035C2 (ru) * 2010-05-14 2015-08-10 Син-Эцу Кемикал Ко., Лтд. Редкоземельный спеченный магнит r-t-b
GB2506683A (en) * 2012-10-08 2014-04-09 Vacuumschmelze Gmbh & Co Kg Anisotropic soft magnetic article and method for its production
US20160141083A1 (en) * 2013-06-05 2016-05-19 Toyota Jidosha Kabushiki Kaisha Rare-earth magnet and method for manufacturing same
RU2578211C1 (ru) * 2014-10-29 2016-03-27 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Магнитный материал для постоянных магнитов и изделие, выполненное из него

Also Published As

Publication number Publication date
KR101989704B1 (ko) 2019-06-14
JP7056696B2 (ja) 2022-04-19
KR20180077022A (ko) 2018-07-06
JP2018110208A (ja) 2018-07-12
BR102017028168A2 (pt) 2018-11-21
JP2020202383A (ja) 2020-12-17
JP6894305B2 (ja) 2021-06-30

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