ATE109588T1 - Gesinterter nd-fe-b-magnet und sein herstellungsverfahren. - Google Patents

Gesinterter nd-fe-b-magnet und sein herstellungsverfahren.

Info

Publication number
ATE109588T1
ATE109588T1 AT89109037T AT89109037T ATE109588T1 AT E109588 T1 ATE109588 T1 AT E109588T1 AT 89109037 T AT89109037 T AT 89109037T AT 89109037 T AT89109037 T AT 89109037T AT E109588 T1 ATE109588 T1 AT E109588T1
Authority
AT
Austria
Prior art keywords
magnet
compsn
compound
ihc
proviso
Prior art date
Application number
AT89109037T
Other languages
English (en)
Inventor
Masato Sagawa
Original Assignee
Masato Sagawa
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
Priority claimed from JP63250850A external-priority patent/JPH02119105A/ja
Priority claimed from JP63326225A external-priority patent/JP2704745B2/ja
Application filed by Masato Sagawa filed Critical Masato Sagawa
Application granted granted Critical
Publication of ATE109588T1 publication Critical patent/ATE109588T1/de

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT89109037T 1988-06-03 1989-05-19 Gesinterter nd-fe-b-magnet und sein herstellungsverfahren. ATE109588T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP13541988 1988-06-03
JP17508788 1988-07-15
JP63250850A JPH02119105A (ja) 1988-06-03 1988-10-06 Ｎｄ−Ｆｅ−Ｂ系焼結磁石
JP63326225A JP2704745B2 (ja) 1988-07-15 1988-12-26 永久磁石の製造方法

Publications (1)

Publication Number Publication Date
ATE109588T1 true ATE109588T1 (de) 1994-08-15

Family

ID=27471916

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89109037T ATE109588T1 (de) 1988-06-03 1989-05-19 Gesinterter nd-fe-b-magnet und sein herstellungsverfahren.

Country Status (10)

Country Link
US (1) US5000800A (de)
EP (1) EP0344542B1 (de)
AT (1) ATE109588T1 (de)
DE (1) DE68917213T2 (de)
ES (1) ES2057018T3 (de)
FI (1) FI102988B (de)
FR (1) FR2632766B1 (de)
GB (1) GB2219309B (de)
IE (1) IE891582L (de)
IT (1) IT1230181B (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5167914A (en) * 1986-08-04 1992-12-01 Sumitomo Special Metals Co., Ltd. Rare earth magnet having excellent corrosion resistance
US5190684A (en) * 1988-07-15 1993-03-02 Matsushita Electric Industrial Co., Ltd. Rare earth containing resin-bonded magnet and its production
US5200001A (en) * 1989-12-01 1993-04-06 Sumitomo Special Metals Co., Ltd. Permanent magnet
AT398861B (de) * 1991-02-11 1995-02-27 Boehler Ybbstalwerke Gesinterter permanentmagnet(-werkstoff) sowie verfahren zu dessen herstellung
US5482575A (en) * 1992-12-08 1996-01-09 Ugimag Sa Fe-Re-B type magnetic powder, sintered magnets and preparation method thereof
FR2707421B1 (fr) * 1993-07-07 1995-08-11 Ugimag Sa Poudre additive pour la fabrication d'aimants frittés type Fe-Nd-B, méthode de fabrication et aimants correspondants.
US6415048B1 (en) 1993-10-12 2002-07-02 Schneider Medical Technologies, Inc. Compositional analysis system
TW383249B (en) * 1998-09-01 2000-03-01 Sumitomo Spec Metals Cutting method for rare earth alloy by annular saw and manufacturing for rare earth alloy board
JP3233359B2 (ja) * 2000-03-08 2001-11-26 住友特殊金属株式会社 希土類合金磁性粉末成形体の作製方法および希土類磁石の製造方法
CN1182548C (zh) 2000-07-10 2004-12-29 株式会社新王磁材 稀土磁铁及其制造方法
US7018487B2 (en) * 2001-11-22 2006-03-28 Nissan Motor Co., Ltd. Magnet containing low rare earth element and method for manufacturing the same
AU2002349595A1 (en) * 2001-11-28 2003-06-10 Neomax Co., Ltd. Method and apparatus for producing granulated powder of rare earth alloy and method for producing rare earth alloy sintered compact
US7311788B2 (en) 2002-09-30 2007-12-25 Tdk Corporation R-T-B system rare earth permanent magnet
JP3997413B2 (ja) 2002-11-14 2007-10-24 信越化学工業株式会社 Ｒ−Ｆｅ−Ｂ系焼結磁石及びその製造方法
CN1898757B (zh) * 2004-10-19 2010-05-05 信越化学工业株式会社 稀土永磁材料的制备方法
US20110074530A1 (en) * 2009-09-30 2011-03-31 General Electric Company Mixed rare-earth permanent magnet and method of fabrication
SG11201404222PA (en) * 2012-08-31 2014-10-30 Jx Nippon Mining & Metals Corp Fe-BASED MAGNETIC MATERIAL SINTERED BODY
KR20140067689A (ko) * 2012-11-27 2014-06-05 삼성전기주식회사 무접점 전력 전송 장치 및 그 제조 방법
CN103065787B (zh) * 2012-12-26 2015-10-28 宁波韵升股份有限公司 一种制备烧结钕铁硼磁体的方法
WO2014205002A2 (en) 2013-06-17 2014-12-24 Miha Zakotnik Magnet recycling to create nd-fe-b magnets with improved or restored magnetic performance
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
WO2016086398A1 (zh) * 2014-12-04 2016-06-09 浙江大学 一种高矫顽力烧结钕铁硼的制备方法及产品
CN105761925A (zh) * 2016-04-18 2016-07-13 中钢集团安徽天源科技股份有限公司 一种钬铁镓共晶掺杂制备高性能钕铁硼磁体的方法
JP2017216778A (ja) * 2016-05-30 2017-12-07 Tdk株式会社 モータ
CN110875110A (zh) * 2018-08-29 2020-03-10 射洪福临磁材有限公司 含vn粒子的钕铁硼磁性材料及其制备方法
CN113223801B (zh) * 2021-05-21 2024-08-30 慈溪市兴发磁业科技有限公司 一种高硼钕铁硼永磁体及其制备方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1315571C (en) * 1982-08-21 1993-04-06 Masato Sagawa Magnetic materials and permanent magnets
US4792368A (en) * 1982-08-21 1988-12-20 Sumitomo Special Metals Co., Ltd. Magnetic materials and permanent magnets
CA1316375C (en) * 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
US4767474A (en) * 1983-05-06 1988-08-30 Sumitomo Special Metals Co., Ltd. Isotropic magnets and process for producing same
US4684406A (en) * 1983-05-21 1987-08-04 Sumitomo Special Metals Co., Ltd. Permanent magnet materials
US4601875A (en) * 1983-05-25 1986-07-22 Sumitomo Special Metals Co., Ltd. Process for producing magnetic materials
JPS6032306A (ja) * 1983-08-02 1985-02-19 Sumitomo Special Metals Co Ltd 永久磁石
JPS6034005A (ja) * 1983-08-04 1985-02-21 Sumitomo Special Metals Co Ltd 永久磁石
JPS6077960A (ja) * 1983-10-03 1985-05-02 Sumitomo Special Metals Co Ltd 永久磁石材料の製造方法
EP0153744B1 (de) * 1984-02-28 1990-01-03 Sumitomo Special Metals Co., Ltd. Verfahren zur Herstellung von permanenten Magneten
JPH068488B2 (ja) * 1985-06-21 1994-02-02 住友特殊金属株式会社 永久磁石合金
JPS6274054A (ja) * 1985-09-27 1987-04-04 Hitachi Metals Ltd 永久磁石合金
JPH07105289B2 (ja) * 1986-03-06 1995-11-13 信越化学工業株式会社 希土類永久磁石の製造方法
EP0258609B1 (de) * 1986-07-23 1993-02-03 Hitachi Metals, Ltd. Dauermagnet mit guter thermischer Stabilität
JPS6362842A (ja) * 1986-09-04 1988-03-19 Tdk Corp 希土類永久磁石材料
EP0261579B1 (de) * 1986-09-16 1993-01-07 Tokin Corporation Verfahren zur Herstellung eines Seltenerd-Eisen-Bor-Dauermagneten mit Hilfe eines abgeschreckten Legierungspuders

Also Published As

Publication number Publication date
GB8905754D0 (en) 1989-04-26
FI892716A0 (fi) 1989-06-02
DE68917213D1 (de) 1994-09-08
FR2632766A1 (fr) 1989-12-15
GB2219309A (en) 1989-12-06
EP0344542A2 (de) 1989-12-06
ES2057018T3 (es) 1994-10-16
FR2632766B1 (fr) 1995-04-21
FI102988B1 (fi) 1999-03-31
GB2219309B (en) 1992-11-18
EP0344542A3 (de) 1991-07-17
EP0344542B1 (de) 1994-08-03
FI892716A (fi) 1989-12-04
IT1230181B (it) 1991-10-18
IT8919862A0 (it) 1989-03-22
IE891582L (en) 1989-12-03
DE68917213T2 (de) 1995-03-23
FI102988B (fi) 1999-03-31
US5000800A (en) 1991-03-19

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