EP2444984A4 - Verfahren und vorrichtung zur herstellung von magnetpulver - Google Patents

Verfahren und vorrichtung zur herstellung von magnetpulver

Info

Publication number
EP2444984A4
EP2444984A4 EP09846173.4A EP09846173A EP2444984A4 EP 2444984 A4 EP2444984 A4 EP 2444984A4 EP 09846173 A EP09846173 A EP 09846173A EP 2444984 A4 EP2444984 A4 EP 2444984A4
Authority
EP
European Patent Office
Prior art keywords
magnetic powder
producing magnetic
producing
powder
magnetic
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.)
Granted
Application number
EP09846173.4A
Other languages
English (en)
French (fr)
Other versions
EP2444984A1 (de
EP2444984B1 (de
Inventor
Noritaka Miyamoto
Shinya Omura
Akira Manabe
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of EP2444984A1 publication Critical patent/EP2444984A1/de
Publication of EP2444984A4 publication Critical patent/EP2444984A4/de
Application granted granted Critical
Publication of EP2444984B1 publication Critical patent/EP2444984B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/17—Metallic particles coated with metal
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • H01F1/0572—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 with a protective layer
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/003—Apparatus, e.g. furnaces
    • 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
    • H01F1/06—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
    • H01F1/086—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 sintered

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Hard Magnetic Materials (AREA)
EP09846173.4A 2009-06-18 2009-06-18 Verfahren und vorrichtung zur herstellung von magnetpulver Active EP2444984B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/061076 WO2010146680A1 (ja) 2009-06-18 2009-06-18 磁性粉末の製造方法及びその製造装置

Publications (3)

Publication Number Publication Date
EP2444984A1 EP2444984A1 (de) 2012-04-25
EP2444984A4 true EP2444984A4 (de) 2015-01-14
EP2444984B1 EP2444984B1 (de) 2018-04-18

Family

ID=43356018

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09846173.4A Active EP2444984B1 (de) 2009-06-18 2009-06-18 Verfahren und vorrichtung zur herstellung von magnetpulver

Country Status (4)

Country Link
EP (1) EP2444984B1 (de)
JP (1) JP5267665B2 (de)
CN (1) CN102804296B (de)
WO (1) WO2010146680A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5739093B2 (ja) * 2009-09-10 2015-06-24 株式会社豊田中央研究所 希土類磁石とその製造方法および磁石複合部材
JP5873471B2 (ja) * 2013-10-29 2016-03-01 大陽日酸株式会社 複合超微粒子の製造方法
JP6552283B2 (ja) * 2015-06-02 2019-07-31 Ｄｏｗａエレクトロニクス株式会社 磁性コンパウンド、アンテナおよび電子機器
CN106229102B (zh) * 2016-08-23 2019-05-31 南京工程学院 一种超细晶NdFeB永磁材料及其制备方法
DE102017215265A1 (de) * 2017-08-31 2019-02-28 Siemens Aktiengesellschaft Verfahren zur Herstellung eines Permanentmagneten, Permanentmagnet, elektrische Maschine, Medizingerät und Elektrofahrzeug
CN107876791A (zh) * 2017-10-27 2018-04-06 内蒙古盛本荣科技有限公司 生产粉体的装置及其方法
CN109954876B (zh) * 2019-05-14 2020-06-16 广东工业大学 一种抗氧化微纳铜材料的制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02125402A (ja) * 1988-11-04 1990-05-14 Seiko Epson Corp 磁性粉末およびその製造方法
JP2001254168A (ja) * 2000-03-10 2001-09-18 Kinya Adachi 磁性材料の表面防錆ならびに高性能化処理
JP2005203653A (ja) * 2004-01-19 2005-07-28 Yaskawa Electric Corp 磁石製造方法およびこれに用いる超微粒子磁性粉の製造方法
US20060022175A1 (en) * 2004-07-28 2006-02-02 Matahiro Komuro Rare-earth magnet

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2853838B2 (ja) 1991-06-04 1999-02-03 信越化学工業株式会社 希土類永久磁石の製造方法
JP3179821B2 (ja) * 1991-11-25 2001-06-25 日清製粉株式会社 超微粒子で表面が被覆された粒子の製造方法および装置
JP2948697B2 (ja) * 1992-06-25 1999-09-13 キヤノン株式会社 再生装置
JP2517877B2 (ja) * 1993-11-09 1996-07-24 工業技術院長 微粒子複合体の製造方法
JP3812660B2 (ja) * 2001-10-11 2006-08-23 独立行政法人産業技術総合研究所 複合構造物作製方法及び複合構造物作製装置
JP2003211030A (ja) * 2001-11-16 2003-07-29 National Institute Of Advanced Industrial & Technology 複合構造物作製方法及び複合構造物作製装置
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
JP4702546B2 (ja) 2005-03-23 2011-06-15 信越化学工業株式会社 希土類永久磁石

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02125402A (ja) * 1988-11-04 1990-05-14 Seiko Epson Corp 磁性粉末およびその製造方法
JP2001254168A (ja) * 2000-03-10 2001-09-18 Kinya Adachi 磁性材料の表面防錆ならびに高性能化処理
JP2005203653A (ja) * 2004-01-19 2005-07-28 Yaskawa Electric Corp 磁石製造方法およびこれに用いる超微粒子磁性粉の製造方法
US20060022175A1 (en) * 2004-07-28 2006-02-02 Matahiro Komuro Rare-earth magnet

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010146680A1 *

Also Published As

Publication number Publication date
CN102804296B (zh) 2015-04-15
CN102804296A (zh) 2012-11-28
WO2010146680A1 (ja) 2010-12-23
JP5267665B2 (ja) 2013-08-21
JPWO2010146680A1 (ja) 2012-11-29
EP2444984A1 (de) 2012-04-25
EP2444984B1 (de) 2018-04-18

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