DE68904811T2 - Seltene erden-dauermagnet. - Google Patents

Seltene erden-dauermagnet.

Info

Publication number
DE68904811T2
DE68904811T2 DE8989305390T DE68904811T DE68904811T2 DE 68904811 T2 DE68904811 T2 DE 68904811T2 DE 8989305390 T DE8989305390 T DE 8989305390T DE 68904811 T DE68904811 T DE 68904811T DE 68904811 T2 DE68904811 T2 DE 68904811T2
Authority
DE
Germany
Prior art keywords
permanent magnet
rare earth
earth permanent
rare
magnet
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.)
Expired - Fee Related
Application number
DE8989305390T
Other languages
English (en)
Other versions
DE68904811D1 (de
Inventor
Ken Ohashi
Yoshio Tawara
Ryo Osugi
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.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
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 Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Publication of DE68904811D1 publication Critical patent/DE68904811D1/de
Application granted granted Critical
Publication of DE68904811T2 publication Critical patent/DE68904811T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
DE8989305390T 1988-05-26 1989-05-26 Seltene erden-dauermagnet. Expired - Fee Related DE68904811T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63129263A JP3057448B2 (ja) 1988-05-26 1988-05-26 希土類永久磁石

Publications (2)

Publication Number Publication Date
DE68904811D1 DE68904811D1 (de) 1993-03-25
DE68904811T2 true DE68904811T2 (de) 1993-05-27

Family

ID=15005248

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989305390T Expired - Fee Related DE68904811T2 (de) 1988-05-26 1989-05-26 Seltene erden-dauermagnet.

Country Status (4)

Country Link
US (1) US4971637A (de)
EP (1) EP0344018B1 (de)
JP (1) JP3057448B2 (de)
DE (1) DE68904811T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5478411A (en) * 1990-12-21 1995-12-26 Provost, Fellows And Scholars Of The College Of The Holy And Undivided Trinity Of Queen Elizabeth Near Dublin Magnetic materials and processes for their production
DE69110644T2 (de) * 1990-12-21 1995-12-14 Trinity College Dublin Verfahren zur Modifizierung von Magnetmaterialien und Magnetmaterialien daraus.
DE69200130T2 (de) * 1991-03-27 1994-09-22 Toshiba Kawasaki Kk Magnetisches Material.
JPH04322405A (ja) * 1991-04-22 1992-11-12 Shin Etsu Chem Co Ltd 希土類永久磁石
EP0538058B1 (de) * 1991-10-16 1997-07-16 Kabushiki Kaisha Toshiba Magnetisches Material
JPH0645119A (ja) * 1992-07-24 1994-02-18 Tokin Corp 永久磁石材料及びその製造方法
US5403408A (en) * 1992-10-19 1995-04-04 Inland Steel Company Non-uniaxial permanent magnet material
CH685393A5 (de) * 1992-12-16 1995-06-30 Kores Holding Zug Ag Zusammensetzung zum festen Abdecken von Schreibfehlern auf Papier, sowie Stift mit einer solchen Zusammensetzung.
US5456769A (en) * 1993-03-10 1995-10-10 Kabushiki Kaisha Toshiba Magnetic material
SI9300422A (sl) * 1993-08-06 1993-12-31 Inst Jozef Stefan Zlitina Sm<SUB>2<\SUB>Fe<SUB>17<\SUB> z dodatkom Ta in postopek za njeno pripravo
JP3234741B2 (ja) * 1995-04-25 2001-12-04 昭和電工株式会社 希土類磁石用合金及びその製造方法
JP3751084B2 (ja) * 1996-08-30 2006-03-01 本田技研工業株式会社 複合磁歪材料およびその製造方法
JPH1197222A (ja) * 1997-09-19 1999-04-09 Shin Etsu Chem Co Ltd 異方性希土類永久磁石材料及び磁石粉末
US6328825B1 (en) 1997-11-12 2001-12-11 Showa Denko K.K. Alloy used for production of a rare-earth magnet and method for producing the same
AU2003291539A1 (en) * 2002-11-18 2004-06-15 Iowa State University Research Foundation, Inc. Permanent magnet alloy with improved high temperature performance
US7713360B2 (en) * 2004-02-26 2010-05-11 Shin-Etsu Chemical Co., Ltd. Rare earth permanent magnet
JP4481949B2 (ja) * 2006-03-27 2010-06-16 株式会社東芝 磁気冷凍用磁性材料
JP4805998B2 (ja) * 2008-11-19 2011-11-02 株式会社東芝 永久磁石とそれを用いた永久磁石モータおよび発電機
JP5197669B2 (ja) * 2010-03-31 2013-05-15 株式会社東芝 永久磁石およびそれを用いたモータおよび発電機
JP5558596B2 (ja) * 2013-02-04 2014-07-23 株式会社東芝 永久磁石およびそれを用いたモータおよび発電機
DE102013009940A1 (de) * 2013-06-13 2014-12-18 Hochschule Aalen Magnetisches Material, seine Verwendung und Verfahren zu dessen Herstellung
JP6248689B2 (ja) * 2014-02-20 2017-12-20 日立金属株式会社 強磁性合金およびその製造方法
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
JP6319808B2 (ja) 2015-09-17 2018-05-09 トヨタ自動車株式会社 磁性化合物及びその製造方法
DE102015222075A1 (de) * 2015-11-10 2017-05-11 Robert Bosch Gmbh Verfahren zu Herstellung eines magnetischen Materials und elektrische Maschine
JP6402707B2 (ja) * 2015-12-18 2018-10-10 トヨタ自動車株式会社 希土類磁石

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH601481A5 (de) * 1975-05-05 1978-07-14 Far Fab Assortiments Reunies
US4192696A (en) * 1975-12-02 1980-03-11 Bbc Brown Boveri & Company Limited Permanent-magnet alloy
JPS53131222A (en) * 1977-03-25 1978-11-15 Tdk Corp Permanent magnet material
JPS5511157A (en) * 1978-07-10 1980-01-25 Seiko Epson Corp Permanent magnet and manufacture thereof
JPS5910562B2 (ja) * 1978-11-14 1984-03-09 セイコーエプソン株式会社 金属間化合物磁石
JPS5567108A (en) * 1978-11-14 1980-05-21 Seiko Epson Corp Intermetallic compound magnet
JPS56123344A (en) * 1980-03-05 1981-09-28 Namiki Precision Jewel Co Ltd Permanent magnet alloy
JPS57104202A (en) * 1980-12-19 1982-06-29 Seiko Epson Corp Permanent magnet made of rare-earth cobalt
JPS5848650A (ja) * 1981-09-16 1983-03-22 Namiki Precision Jewel Co Ltd 永久磁石合金
JPS5928543A (ja) * 1982-08-10 1984-02-15 Hitachi Metals Ltd 永久磁石合金の製造方法
JPH0778269B2 (ja) * 1983-05-31 1995-08-23 住友特殊金属株式会社 永久磁石用希土類・鉄・ボロン系正方晶化合物
JPH0732090B2 (ja) * 1984-05-18 1995-04-10 株式会社東芝 永久磁石
JPS6110209A (ja) * 1984-06-26 1986-01-17 Toshiba Corp 永久磁石
JPS6115944A (ja) * 1984-07-03 1986-01-24 Kawasaki Steel Corp 希土類系磁石薄帯
JPS6115945A (ja) * 1984-07-03 1986-01-24 Kawasaki Steel Corp 希土類系永久磁石
US4765848A (en) * 1984-12-31 1988-08-23 Kaneo Mohri Permanent magnent and method for producing same
JPS6217153A (ja) * 1985-07-16 1987-01-26 Seiko Epson Corp 永久磁石合金
JPS62227055A (ja) * 1986-03-28 1987-10-06 Hitachi Metals Ltd 希土類コバルト磁石材料
JPS62241304A (ja) * 1986-04-12 1987-10-22 Shin Etsu Chem Co Ltd 希土類永久磁石
US5041171A (en) * 1986-07-18 1991-08-20 U.S. Philips Corporation Hard magnetic material
JPS63111602A (ja) * 1986-10-30 1988-05-16 Tdk Corp 高性能希土類鋳造磁石
DE3704238A1 (de) * 1987-02-11 1988-08-25 Siemens Ag Eisenhaltiges, magnetisches material

Also Published As

Publication number Publication date
JPH01298704A (ja) 1989-12-01
US4971637A (en) 1990-11-20
EP0344018B1 (de) 1993-02-10
EP0344018A3 (en) 1990-03-14
DE68904811D1 (de) 1993-03-25
JP3057448B2 (ja) 2000-06-26
EP0344018A2 (de) 1989-11-29

Similar Documents

Publication Publication Date Title
DE68904811D1 (de) Seltene erden-dauermagnet.
DE3875183T2 (de) Dauermagnete.
DE3780876D1 (de) Dauermagnet auf der basis der seltenen erden.
FI852764A0 (fi) Kaernmagnetisk resonansapparat med en permanent magnet.
DE3587977D1 (de) Dauermagnete.
DE3668514D1 (de) Seltenerd-eisen-bor-dauermagnet.
DE58905461D1 (de) Bistabiler Magnet.
DE69402664D1 (de) Dauermagnetläufer
DE68910226T2 (de) Anisotropische Selten-Erden-Permanentmagnete und Herstellungsverfahren.
DE3887429T2 (de) Korrosionswiderstandsfähiger Seltenerdmetallmagnet.
DE3784575T2 (de) Dauermagnet-material.
DE3676403D1 (de) Dauermagnet.
DE3884439T2 (de) Ein seltene Erden-Dauermagnet.
DE3867779D1 (de) Dauermagnetlaeufer.
DE3888949T2 (de) Permanent-Magnet aus seltenen Erden.
DE3884817D1 (de) Magnetisch anisotrope sintermagnete.
DE69101895D1 (de) Dauermagnetpulver.
DE68909070T2 (de) Hestellungsverfahren für Seltenerd-Dauermagneten.
DE68916522T2 (de) Dauermagnet-Zusammenstellung.
NO893308L (no) Magnetanordning.
DE59004054D1 (de) Permanentmagnet.
KR880015450U (ko) 영구자석 회전자
DE68924587D1 (de) Auf Seltenerdeisen basierender Dauermagnet.
DE69203405D1 (de) Anisotroper Seltenerd-Magnet.
KR890017721U (ko) 영구자석을 이용한 자물쇠

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee