KR900006194B1 - 영구 자석 재료 및 그 제조방법 - Google Patents

영구 자석 재료 및 그 제조방법 Download PDF

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Publication number
KR900006194B1
KR900006194B1 KR1019870008020A KR870008020A KR900006194B1 KR 900006194 B1 KR900006194 B1 KR 900006194B1 KR 1019870008020 A KR1019870008020 A KR 1019870008020A KR 870008020 A KR870008020 A KR 870008020A KR 900006194 B1 KR900006194 B1 KR 900006194B1
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South Korea
Prior art keywords
amount
composition
element selected
permanent magnet
group
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KR1019870008020A
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English (en)
Korean (ko)
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KR880002201A (ko
Inventor
도모히사 아라이
나오유기 소리
세이기 사또오
노부오 우찌다
Original Assignee
가부시끼가이샤 도시바
아오이 죠이찌
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Publication of KR880002201A publication Critical patent/KR880002201A/ko
Application granted granted Critical
Publication of KR900006194B1 publication Critical patent/KR900006194B1/ko
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    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Powder Metallurgy (AREA)
KR1019870008020A 1986-07-23 1987-07-23 영구 자석 재료 및 그 제조방법 Expired KR900006194B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61173200A JPS6328844A (ja) 1986-07-23 1986-07-23 永久磁石材料
JP173200 1986-07-23

Publications (2)

Publication Number Publication Date
KR880002201A KR880002201A (ko) 1988-04-29
KR900006194B1 true KR900006194B1 (ko) 1990-08-25

Family

ID=15955961

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870008020A Expired KR900006194B1 (ko) 1986-07-23 1987-07-23 영구 자석 재료 및 그 제조방법

Country Status (5)

Country Link
US (1) US4734131A (https=)
EP (1) EP0254529B1 (https=)
JP (1) JPS6328844A (https=)
KR (1) KR900006194B1 (https=)
DE (1) DE3784575T2 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0248665B1 (en) * 1986-06-06 1994-05-18 Seiko Instruments Inc. Rare earth-iron magnet and method of making same
JPH01225101A (ja) * 1988-03-04 1989-09-08 Shin Etsu Chem Co Ltd 希土類永久磁石
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
US4911882A (en) * 1989-02-08 1990-03-27 Sps Technologies, Inc. Process for producing permanent magnets
JP2774372B2 (ja) * 1990-09-20 1998-07-09 三菱製鋼株式会社 永久磁石粉末
GB9022033D0 (en) * 1990-10-10 1990-11-21 Lee Victor C A method of making a material with permanent magnetic properties
EP0506412B1 (en) * 1991-03-27 1994-05-11 Kabushiki Kaisha Toshiba Magnetic material
CN1035700C (zh) * 1992-07-07 1997-08-20 上海跃龙有色金属有限公司 稀土磁性合金粉末制造方法及其产品
US6332933B1 (en) 1997-10-22 2001-12-25 Santoku Corporation Iron-rare earth-boron-refractory metal magnetic nanocomposites
TW493185B (en) 1998-07-13 2002-07-01 Santoku Inc High performance iron-rare earth-boron-refractory-cobalt nanocomposites
AU2003291539A1 (en) * 2002-11-18 2004-06-15 Iowa State University Research Foundation, Inc. Permanent magnet alloy with improved high temperature performance
US6979409B2 (en) * 2003-02-06 2005-12-27 Magnequench, Inc. Highly quenchable Fe-based rare earth materials for ferrite replacement
US20100056290A1 (en) * 2008-08-27 2010-03-04 Byron Smith Detachable Putter Head
JP5107198B2 (ja) * 2008-09-22 2012-12-26 株式会社東芝 永久磁石および永久磁石の製造方法並びにそれを用いたモータ
US8821650B2 (en) * 2009-08-04 2014-09-02 The Boeing Company Mechanical improvement of rare earth permanent magnets
JP6129813B2 (ja) * 2014-12-05 2017-05-17 株式会社東芝 モータまたは発電機、および車
JP6129812B2 (ja) * 2014-12-05 2017-05-17 株式会社東芝 永久磁石
CN105931776B (zh) * 2016-05-31 2017-09-08 宁波宁港永磁材料有限公司 一种高性能钐钴永磁体的制备方法
CN106653264B (zh) * 2016-11-28 2019-05-10 宁波科星材料科技有限公司 一种钐钴基复合磁性材料制备方法及钐钴基复合磁性材料

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3874938A (en) * 1971-04-06 1975-04-01 Int Nickel Co Hot working of dispersion-strengthened heat resistant alloys and the product thereof
US4030946A (en) * 1976-04-13 1977-06-21 Carpenter Technology Corporation Eliminating prior particle boundary delineation
US4104787A (en) * 1977-03-21 1978-08-08 General Motors Corporation Forming curved wafer thin magnets from rare earth-cobalt alloy powders
JPS55115304A (en) * 1979-02-28 1980-09-05 Daido Steel Co Ltd Permanent magnet material
JPS5647542A (en) * 1979-09-27 1981-04-30 Hitachi Metals Ltd Alloy for permanent magnet
JPS5647540A (en) * 1979-09-27 1981-04-30 Hitachi Metals Ltd Alloy for permanent magnet
JPS57120307A (en) * 1981-01-19 1982-07-27 Seiko Epson Corp Rare earth cobalt permanent magnet
JPS57141901A (en) * 1981-02-26 1982-09-02 Mitsubishi Steel Mfg Co Ltd Permanent magnet powder
JPS5822351A (ja) * 1981-08-04 1983-02-09 Seiko Epson Corp 希土類永久磁石
JPS59153859A (ja) * 1983-02-23 1984-09-01 Daido Steel Co Ltd 磁石合金
US4597938A (en) * 1983-05-21 1986-07-01 Sumitomo Special Metals Co., Ltd. Process for producing permanent magnet materials
US4601875A (en) * 1983-05-25 1986-07-22 Sumitomo Special Metals Co., Ltd. Process for producing magnetic materials
US4585473A (en) * 1984-04-09 1986-04-29 Crucible Materials Corporation Method for making rare-earth element containing permanent magnets
US4678634A (en) * 1985-04-18 1987-07-07 Shin-Etsu Chemical Co., Ltd. Method for the preparation of an anisotropic sintered permanent magnet

Also Published As

Publication number Publication date
EP0254529A3 (en) 1989-08-23
KR880002201A (ko) 1988-04-29
JPH0322457B2 (https=) 1991-03-26
EP0254529B1 (en) 1993-03-10
EP0254529A2 (en) 1988-01-27
DE3784575D1 (de) 1993-04-15
JPS6328844A (ja) 1988-02-06
DE3784575T2 (de) 1993-06-17
US4734131A (en) 1988-03-29

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