ATE101300T1 - Seltenerd-eisen-bor-dauermagnet. - Google Patents

Seltenerd-eisen-bor-dauermagnet.

Info

Publication number
ATE101300T1
ATE101300T1 AT90122959T AT90122959T ATE101300T1 AT E101300 T1 ATE101300 T1 AT E101300T1 AT 90122959 T AT90122959 T AT 90122959T AT 90122959 T AT90122959 T AT 90122959T AT E101300 T1 ATE101300 T1 AT E101300T1
Authority
AT
Austria
Prior art keywords
rare earth
permanent magnet
iron boron
earth iron
boron permanent
Prior art date
Application number
AT90122959T
Other languages
English (en)
Inventor
Satoshi Hirosawa
Atushi Hanaki
Hiroyuki Tomizawa
Shuji Mino
Original Assignee
Sumitomo Spec Metals
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 Sumitomo Spec Metals filed Critical Sumitomo Spec Metals
Application granted granted Critical
Publication of ATE101300T1 publication Critical patent/ATE101300T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/02—Amorphous alloys with iron as the major constituent
    • 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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
AT90122959T 1989-12-01 1990-11-30 Seltenerd-eisen-bor-dauermagnet. ATE101300T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31394589 1989-12-01
EP90122959A EP0430278B1 (de) 1989-12-01 1990-11-30 Seltenerd-Eisen-Bor-Dauermagnet

Publications (1)

Publication Number Publication Date
ATE101300T1 true ATE101300T1 (de) 1994-02-15

Family

ID=18047394

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90122959T ATE101300T1 (de) 1989-12-01 1990-11-30 Seltenerd-eisen-bor-dauermagnet.

Country Status (7)

Country Link
US (1) US5200001A (de)
EP (1) EP0430278B1 (de)
CN (2) CN1071046C (de)
AT (1) ATE101300T1 (de)
CA (1) CA2031127C (de)
DE (1) DE69006459T2 (de)
ES (1) ES2048946T3 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5482575A (en) * 1992-12-08 1996-01-09 Ugimag Sa Fe-Re-B type magnetic powder, sintered magnets and preparation method thereof
US5480471A (en) † 1994-04-29 1996-01-02 Crucible Materials Corporation Re-Fe-B magnets and manufacturing method for the same
DE19541948A1 (de) * 1995-11-10 1997-05-15 Schramberg Magnetfab Magnetmaterial und Dauermagnet des NdFeB-Typs
US6319336B1 (en) * 1998-07-29 2001-11-20 Dowa Mining Co., Ltd. Permanent magnet alloy having improved heat resistance and process for production thereof
JP4389427B2 (ja) * 2002-02-05 2009-12-24 日立金属株式会社 希土類−鉄−硼素系磁石用合金粉末を用いた焼結磁石
CN101447331B (zh) * 2002-10-08 2011-08-17 日立金属株式会社 烧结型R-Fe-B系永磁体的制造方法
JP4139767B2 (ja) * 2003-12-12 2008-08-27 信越化学工業株式会社 永久磁石対向型磁気回路
CN101246771B (zh) * 2007-02-12 2010-05-19 天津天和磁材技术有限公司 一种高性能钕铁硼永磁材料的制造方法
JP5274781B2 (ja) * 2007-03-22 2013-08-28 昭和電工株式会社 Ｒ−ｔ−ｂ系合金及びｒ−ｔ−ｂ系合金の製造方法、ｒ−ｔ−ｂ系希土類永久磁石用微粉、ｒ−ｔ−ｂ系希土類永久磁石
US8421292B2 (en) * 2007-03-27 2013-04-16 Hitachi Metals, Ltd. Permanent magnet motor having composite magnets and manufacturing method thereof
US20110074530A1 (en) * 2009-09-30 2011-03-31 General Electric Company Mixed rare-earth permanent magnet and method of fabrication
WO2011053352A1 (en) * 2009-10-30 2011-05-05 Iowa State University Research Foundation, Inc. Method for producing permanent magnet materials and resulting materials
WO2012011946A2 (en) 2010-07-20 2012-01-26 Iowa State University Research Foundation, Inc. Method for producing la/ce/mm/y base alloys, resulting alloys, and battery electrodes
CN102832003A (zh) * 2011-06-17 2012-12-19 中国科学院宁波材料技术与工程研究所 一种钕/铁/硼基永磁体
US9044834B2 (en) 2013-06-17 2015-06-02 Urban Mining Technology Company Magnet recycling to create Nd—Fe—B magnets with improved or restored magnetic performance
DE102014215399A1 (de) * 2014-08-05 2016-02-11 Hochschule Aalen Magnetische Materialien, ihre Verwendung, Verfahren zu deren Herstellung und elektrische Maschine enthaltend ein magnetisches Material
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
EP3179487B1 (de) * 2015-11-18 2021-04-28 Shin-Etsu Chemical Co., Ltd. R-(fe,co)-b-sintermagnet und herstellungsverfahren
CN114068121B (zh) * 2021-12-24 2023-04-07 余姚市宏伟磁材科技有限公司 一种低边界相电位差的烧结钕铁硼磁体及其制备方法
CN115747730A (zh) * 2022-11-21 2023-03-07 先导薄膜材料（广东）有限公司 一种CoFeB合金靶材及其制备方法
CN115807198A (zh) * 2022-11-24 2023-03-17 江西大有科技有限公司 非晶带材及其制备方法、及非晶磁环的制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0125347B1 (de) * 1983-05-06 1990-04-18 Sumitomo Special Metals Co., Ltd. Isotrope Magneten und Verfahren zu ihrer Herstellung
JPS6032606A (ja) * 1983-08-01 1985-02-19 イビデン株式会社 炭化珪素質成形型とその製造方法
JPS6032306A (ja) * 1983-08-02 1985-02-19 Sumitomo Special Metals Co Ltd 永久磁石
JPS6134242A (ja) * 1984-07-23 1986-02-18 帝人株式会社 無撚無糊織物の製織方法
JPS62165305A (ja) * 1986-01-16 1987-07-21 Hitachi Metals Ltd 熱安定性良好な永久磁石およびその製造方法
US5015307A (en) * 1987-10-08 1991-05-14 Kawasaki Steel Corporation Corrosion resistant rare earth metal magnet
JP2741508B2 (ja) * 1988-02-29 1998-04-22 住友特殊金属株式会社 磁気異方性焼結磁石とその製造方法
US5000800A (en) * 1988-06-03 1991-03-19 Masato Sagawa Permanent magnet and method for producing the same
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

Also Published As

Publication number Publication date
EP0430278A1 (de) 1991-06-05
CN1208789C (zh) 2005-06-29
ES2048946T3 (es) 1994-04-01
CN1427426A (zh) 2003-07-02
CA2031127C (en) 1999-01-19
CA2031127A1 (en) 1991-06-02
EP0430278B1 (de) 1994-02-02
DE69006459D1 (de) 1994-03-17
CN1071046C (zh) 2001-09-12
US5200001A (en) 1993-04-06
DE69006459T2 (de) 1994-05-11
CN1052746A (zh) 1991-07-03

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time