PL4138101T3 - Sposób wytwarzania spiekanego magnesu ziem rzadkich - Google Patents

Sposób wytwarzania spiekanego magnesu ziem rzadkich

Info

Publication number
PL4138101T3
PL4138101T3 PL22187126.2T PL22187126T PL4138101T3 PL 4138101 T3 PL4138101 T3 PL 4138101T3 PL 22187126 T PL22187126 T PL 22187126T PL 4138101 T3 PL4138101 T3 PL 4138101T3
Authority
PL
Poland
Prior art keywords
earth magnet
sintered rare
manufacturing sintered
manufacturing
rare
Prior art date
Application number
PL22187126.2T
Other languages
English (en)
Inventor
Taiga ASAI
Akira Fujimoto
Tetsuya Ohashi
Original Assignee
Shin-Etsu Chemical Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shin-Etsu Chemical Co., Ltd. filed Critical Shin-Etsu Chemical Co., Ltd.
Publication of PL4138101T3 publication Critical patent/PL4138101T3/pl

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C12/00—Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces
    • C23C12/02—Diffusion in one step
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties
    • C22C2202/02—Magnetic
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
PL22187126.2T 2021-08-18 2022-07-27 Sposób wytwarzania spiekanego magnesu ziem rzadkich PL4138101T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021133243A JP7533395B2 (ja) 2021-08-18 2021-08-18 希土類焼結磁石の製造方法

Publications (1)

Publication Number Publication Date
PL4138101T3 true PL4138101T3 (pl) 2025-08-25

Family

ID=82748621

Family Applications (1)

Application Number Title Priority Date Filing Date
PL22187126.2T PL4138101T3 (pl) 2021-08-18 2022-07-27 Sposób wytwarzania spiekanego magnesu ziem rzadkich

Country Status (7)

Country Link
US (1) US11915845B2 (pl)
EP (1) EP4138101B1 (pl)
JP (1) JP7533395B2 (pl)
CN (1) CN115938772A (pl)
HU (1) HUE072058T2 (pl)
PH (1) PH12022050379A1 (pl)
PL (1) PL4138101T3 (pl)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4017032B2 (ja) * 2002-03-29 2007-12-05 ソニー株式会社 磁性膜およびその形成方法
US6759085B2 (en) 2002-06-17 2004-07-06 Sulzer Metco (Us) Inc. Method and apparatus for low pressure cold spraying
JP4560619B2 (ja) * 2003-03-26 2010-10-13 独立行政法人産業技術総合研究所 永久磁石膜
RU2367045C2 (ru) 2004-10-19 2009-09-10 Син-Эцу Кемикал Ко., Лтд. Получение материала редкоземельного постоянного магнита
CN101006534B (zh) 2005-04-15 2011-04-27 日立金属株式会社 稀土类烧结磁铁及其制造方法
KR101344990B1 (ko) * 2006-04-20 2013-12-24 신에쓰 가가꾸 고교 가부시끼가이샤 도전성 내플라즈마 부재
GB2540149B (en) * 2015-07-06 2019-10-02 Dyson Technology Ltd Magnet
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
JP6784484B2 (ja) * 2015-09-11 2020-11-11 Tdk株式会社 Ｒ−ｔ−ｂ系焼結磁石およびモータ
CN109564819B (zh) 2016-09-29 2021-06-29 日立金属株式会社 R－t－b系烧结磁体的制造方法
US11564645B2 (en) 2020-02-25 2023-01-31 GE Precision Healthcare LLC Methods and systems for digital mammography imaging

Also Published As

Publication number Publication date
HUE072058T2 (hu) 2025-10-28
US20230066157A1 (en) 2023-03-02
US11915845B2 (en) 2024-02-27
JP7533395B2 (ja) 2024-08-14
PH12022050379A1 (en) 2024-05-27
JP2023027892A (ja) 2023-03-03
CN115938772A (zh) 2023-04-07
EP4138101A1 (en) 2023-02-22
EP4138101B1 (en) 2025-04-23

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