ATE107076T1 - Seltene-erden-eisen-typ-dauermagnet und sein herstellungsverfahren. - Google Patents

Seltene-erden-eisen-typ-dauermagnet und sein herstellungsverfahren.

Info

Publication number
ATE107076T1
ATE107076T1 AT88902228T AT88902228T ATE107076T1 AT E107076 T1 ATE107076 T1 AT E107076T1 AT 88902228 T AT88902228 T AT 88902228T AT 88902228 T AT88902228 T AT 88902228T AT E107076 T1 ATE107076 T1 AT E107076T1
Authority
AT
Austria
Prior art keywords
alloy
less
atomic
rare
permanent magnet
Prior art date
Application number
AT88902228T
Other languages
English (en)
Inventor
Koji Akioka
Osamu Kobayashi
Tatsuya Shimoda
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of ATE107076T1 publication Critical patent/ATE107076T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the working steps
    • 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
    • B22F9/023—Hydrogen absorption
    • 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
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0433—Nickel- or cobalt-based alloys
    • C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
    • 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
    • C22C38/10—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
    • 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
    • H01F1/0576—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 pressed, e.g. hot working
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
AT88902228T 1987-03-02 1988-03-01 Seltene-erden-eisen-typ-dauermagnet und sein herstellungsverfahren. ATE107076T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4704287 1987-03-02

Publications (1)

Publication Number Publication Date
ATE107076T1 true ATE107076T1 (de) 1994-06-15

Family

ID=12764110

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88902228T ATE107076T1 (de) 1987-03-02 1988-03-01 Seltene-erden-eisen-typ-dauermagnet und sein herstellungsverfahren.

Country Status (7)

Country Link
US (1) US5125988A (de)
EP (1) EP0302947B1 (de)
JP (1) JPS64704A (de)
KR (1) KR960008185B1 (de)
AT (1) ATE107076T1 (de)
DE (1) DE3889996T2 (de)
WO (1) WO1988006797A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5538565A (en) * 1985-08-13 1996-07-23 Seiko Epson Corporation Rare earth cast alloy permanent magnets and methods of preparation
US6136099A (en) * 1985-08-13 2000-10-24 Seiko Epson Corporation Rare earth-iron series permanent magnets and method of preparation
JP2631380B2 (ja) * 1987-12-28 1997-07-16 セイコーエプソン株式会社 希土類―鉄系永久磁石の製造方法
JPH023206A (ja) * 1988-06-20 1990-01-08 Seiko Epson Corp 希土類−鉄系永久磁石
JPH023207A (ja) * 1988-06-20 1990-01-08 Seiko Epson Corp 永久磁石
IE891581A1 (en) * 1988-06-20 1991-01-02 Seiko Epson Corp Permanent magnet and a manufacturing method thereof
JP2787580B2 (ja) * 1988-10-06 1998-08-20 眞人 佐川 熱処理性がすぐれたＮｄ−Ｆｅ−Ｂ系焼結磁石
FR2648948B1 (fr) * 1989-06-23 1993-12-31 Baikowski Pierre Synthetique Procede perfectionne pour la preparation d'aimants permanents a hautes performances a base de neodyme-fer-bore
JP2596835B2 (ja) * 1989-08-04 1997-04-02 新日本製鐵株式会社 希土類系異方性粉末および希土類系異方性磁石
JPH03214608A (ja) * 1990-01-19 1991-09-19 Fuji Elelctrochem Co Ltd ボンド磁石の製造方法
JPH03214604A (ja) * 1990-01-19 1991-09-19 Fuji Elelctrochem Co Ltd ボンド磁石の製造方法
JPH03214609A (ja) * 1990-01-19 1991-09-19 Fuji Elelctrochem Co Ltd ボンド磁石の製造方法
JPH03214605A (ja) * 1990-01-19 1991-09-19 Fuji Elelctrochem Co Ltd ボンド磁石の製造方法
JPH03214606A (ja) * 1990-01-19 1991-09-19 Fuji Elelctrochem Co Ltd ボンド磁石の製造方法
WO1992020081A1 (fr) * 1991-04-25 1992-11-12 Seiko Epson Corporation Procede de production d'un aimant permanent compose de terres rares
DE69318998T2 (de) * 1992-02-15 1998-10-15 Santoku Metal Ind Legierungsblock für einen Dauermagnet, anisotropes Pulver für einen Dauermagnet, Verfahren zur Herstellung eines solchen und Dauermagneten
US5314548A (en) * 1992-06-22 1994-05-24 General Motors Corporation Fine grained anisotropic powder from melt-spun ribbons
DE19541948A1 (de) * 1995-11-10 1997-05-15 Schramberg Magnetfab Magnetmaterial und Dauermagnet des NdFeB-Typs
GB2308384B (en) * 1995-12-21 1999-09-15 Univ Hull Magnetic materials
EP0959478B1 (de) * 1997-02-06 2004-03-31 Sumitomo Special Metals Company Limited Herstellungsverfahren für ein dünne magnetscheibe mit mikrokristalline struktur
US6277211B1 (en) * 1999-09-30 2001-08-21 Magnequench Inc. Cu additions to Nd-Fe-B alloys to reduce oxygen content in the ingot and rapidly solidified ribbon
US6605162B2 (en) * 2000-08-11 2003-08-12 Nissan Motor Co., Ltd. Anisotropic magnet and process of producing the same
EP2302646B1 (de) * 2008-06-13 2018-10-31 Hitachi Metals, Ltd. Sintermagnet des r-t-cu-mn-b-typs
JP2010215972A (ja) * 2009-03-17 2010-09-30 Toyota Motor Corp ＮｄＦｅＢＣｕ磁石材料
EP2845949B1 (de) 2009-08-05 2023-07-19 International Paper Company Verfahren zum Auftragen einer Zusammensetzung enthaltend ein kationisches dreiwertiges Metal und ein bindungsauflösendes Mittel und hergestellter Flauschzellstoff in Blattform
JP5479395B2 (ja) * 2011-03-25 2014-04-23 株式会社東芝 永久磁石とそれを用いたモータおよび発電機
JP6044504B2 (ja) * 2012-10-23 2016-12-14 トヨタ自動車株式会社 希土類磁石の製造方法
JP5665906B2 (ja) * 2013-03-26 2015-02-04 株式会社東芝 永久磁石とそれを用いたモータおよび発電機
KR101451510B1 (ko) * 2013-05-14 2014-10-15 삼성전기주식회사 Nd계 희토류 소결 자석의 제조방법
CN103531322B (zh) * 2013-05-15 2016-04-13 锡山区羊尖泓之盛五金厂 一种硬磁合金
CN107077935A (zh) * 2014-12-08 2017-08-18 Lg电子株式会社 包含非磁性合金的热压变形的磁体及其制造方法

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JP2655835B2 (ja) * 1985-04-16 1997-09-24 日立金属株式会社 永久磁石合金およびその製造方法
JPS61268006A (ja) * 1985-05-23 1986-11-27 Tdk Corp 異方性磁石
FR2586323B1 (fr) * 1985-08-13 1992-11-13 Seiko Epson Corp Aimant permanent a base de terres rares-fer
JP2631380B2 (ja) * 1987-12-28 1997-07-16 セイコーエプソン株式会社 希土類―鉄系永久磁石の製造方法
JPH0663304A (ja) * 1992-08-19 1994-03-08 Tsukada Fuainesu:Kk 真空蒸留装置

Also Published As

Publication number Publication date
EP0302947A4 (de) 1990-03-08
EP0302947A1 (de) 1989-02-15
WO1988006797A1 (fr) 1988-09-07
DE3889996D1 (de) 1994-07-14
EP0302947B1 (de) 1994-06-08
US5125988A (en) 1992-06-30
JPS64704A (en) 1989-01-05
DE3889996T2 (de) 1994-09-15
KR890700911A (ko) 1989-04-28
KR960008185B1 (ko) 1996-06-20

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