CN114556496A - 永磁体用合金及其制造方法以及永磁体及其制造方法 - Google Patents

永磁体用合金及其制造方法以及永磁体及其制造方法 Download PDF

Info

Publication number
CN114556496A
CN114556496A CN202180005134.0A CN202180005134A CN114556496A CN 114556496 A CN114556496 A CN 114556496A CN 202180005134 A CN202180005134 A CN 202180005134A CN 114556496 A CN114556496 A CN 114556496A
Authority
CN
China
Prior art keywords
alloy
permanent magnet
less
atomic
phase
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202180005134.0A
Other languages
English (en)
Chinese (zh)
Inventor
贝沼亮介
大森俊洋
许皛
桥本直树
槙智仁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tohoku University NUC
Proterial Ltd
Original Assignee
Tohoku University NUC
Hitachi Metals 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 Tohoku University NUC, Hitachi Metals Ltd filed Critical Tohoku University NUC
Publication of CN114556496A publication Critical patent/CN114556496A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C22/00—Alloys based on manganese
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • 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
    • H01F1/06—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 in the form of particles, e.g. powder
    • H01F1/08—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 in the form of particles, e.g. powder pressed, sintered, or bound together
    • 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
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
CN202180005134.0A 2020-09-25 2021-09-10 永磁体用合金及其制造方法以及永磁体及其制造方法 Pending CN114556496A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2020160621 2020-09-25
JP2020-160621 2020-09-25
JP2021-042837 2021-03-16
JP2021042837 2021-03-16
PCT/JP2021/033394 WO2022065089A1 (ja) 2020-09-25 2021-09-10 永久磁石用合金及びその製造方法並びに永久磁石及びその製造方法

Publications (1)

Publication Number Publication Date
CN114556496A true CN114556496A (zh) 2022-05-27

Family

ID=80846469

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180005134.0A Pending CN114556496A (zh) 2020-09-25 2021-09-10 永磁体用合金及其制造方法以及永磁体及其制造方法

Country Status (5)

Country Link
US (1) US20220415547A1 (https=)
EP (1) EP4012729A4 (https=)
JP (1) JP7425451B2 (https=)
CN (1) CN114556496A (https=)
WO (1) WO2022065089A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101404195A (zh) * 2006-11-17 2009-04-08 信越化学工业株式会社 用于制备稀土永磁体的方法
JP2009302262A (ja) * 2008-06-12 2009-12-24 Toshiba Corp 永久磁石およびその製造方法
CN101882493A (zh) * 2009-05-08 2010-11-10 包头稀土研究院 磁性合金材料及其制造方法以及磁制冷系统
CN106997800A (zh) * 2017-03-10 2017-08-01 杭州电子科技大学 一种无稀土MnAlCuC永磁合金及其制备方法
JP2018061012A (ja) * 2016-09-29 2018-04-12 日立金属株式会社 永久磁石及びその製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4121965B1 (https=) * 1964-03-03 1966-12-22
JPS5914532B2 (ja) * 1976-08-27 1984-04-05 松下電器産業株式会社 合金磁石
JPS609644B2 (ja) * 1977-08-31 1985-03-12 松下電器産業株式会社 合金磁石
US4342608A (en) * 1980-04-21 1982-08-03 Bell Telephone Laboratories, Incorporated Mn-Al Permanent magnets and their manufacture
JPS594946A (ja) 1982-06-30 1984-01-11 Hitachi Metals Ltd Ｃｕ−Ａｌ−Ｍｎ系磁石合金の製造方法
JPS63104405A (ja) * 1986-10-22 1988-05-09 Sankyo Seiki Mfg Co Ltd Ｍｎ−Ａ１−Ｃボンド磁石の製造方法
JPH0521216A (ja) * 1991-07-17 1993-01-29 Hitachi Metals Ltd 永久磁石合金およびその製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101404195A (zh) * 2006-11-17 2009-04-08 信越化学工业株式会社 用于制备稀土永磁体的方法
JP2009302262A (ja) * 2008-06-12 2009-12-24 Toshiba Corp 永久磁石およびその製造方法
CN101882493A (zh) * 2009-05-08 2010-11-10 包头稀土研究院 磁性合金材料及其制造方法以及磁制冷系统
JP2018061012A (ja) * 2016-09-29 2018-04-12 日立金属株式会社 永久磁石及びその製造方法
CN106997800A (zh) * 2017-03-10 2017-08-01 杭州电子科技大学 一种无稀土MnAlCuC永磁合金及其制备方法

Also Published As

Publication number Publication date
JPWO2022065089A1 (https=) 2022-03-31
US20220415547A1 (en) 2022-12-29
EP4012729A4 (en) 2023-09-27
WO2022065089A1 (ja) 2022-03-31
EP4012729A1 (en) 2022-06-15
JP7425451B2 (ja) 2024-01-31

Similar Documents

Publication Publication Date Title
CN106898450B (zh) 稀土磁体
JP6493138B2 (ja) Ｒ−ｔ−ｂ系焼結磁石
JP6488976B2 (ja) Ｒ−ｔ−ｂ系焼結磁石
US11532412B2 (en) Samarium-cobalt magnets and method for preparing the same
JP6094612B2 (ja) Ｒ−ｔ−ｂ系焼結磁石の製造方法
JP2018028123A (ja) Ｒ−ｔ−ｂ系焼結磁石の製造方法
WO2016136705A1 (ja) Ｒ－ｔ－ｂ系焼結磁石の製造方法
JPS6110209A (ja) 永久磁石
CN109102978B (zh) 通过直接烧结制备MnBi LTP磁体
JP6624455B2 (ja) Ｒ−ｔ−ｂ系焼結磁石の製造方法
JP6508447B1 (ja) Ｒ−ｔ−ｂ系焼結磁石の製造方法
JP7425451B2 (ja) 永久磁石用合金及びその製造方法並びに永久磁石及びその製造方法
JPH05135978A (ja) 希土類磁石の製造方法
JPS60244003A (ja) 永久磁石
Kang et al. Microstructural and magnetic properties of low-energy ball milled LTP-MnBi powders via melt-spinning and gas-atomization
JP7695309B2 (ja) 希土類コバルト永久磁石、希土類コバルト永久磁石の製造方法、及びデバイス
JP3178848B2 (ja) 永久磁石の製造方法
JP2009302256A (ja) 希土類磁石の製造方法
RU2685708C1 (ru) Способ изготовления термостабильных редкоземельных магнитов
JP2018147986A (ja) 希土類コバルト系永久磁石及びその製造方法、並びにデバイス
JP2022022948A (ja) 強磁性化合物および強磁性化合物を含む強磁性合金
JP2023007042A (ja) 永久磁石及びその製造方法
JPS5822348A (ja) 永久磁石合金
JP2726991B2 (ja) 希土類系複合磁石材料
JPH0362775B2 (https=)

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Address after: Miyagi Prefecture, Japan

Applicant after: TOHOKU University

Applicant after: Bomeilicheng Co.,Ltd.

Address before: Miyagi Prefecture, Japan

Applicant before: TOHOKU University

Applicant before: HITACHI METALS, Ltd.