DE69811320T2 - Dauermagnetisches Material - Google Patents

Dauermagnetisches Material

Info

Publication number
DE69811320T2
DE69811320T2 DE69811320T DE69811320T DE69811320T2 DE 69811320 T2 DE69811320 T2 DE 69811320T2 DE 69811320 T DE69811320 T DE 69811320T DE 69811320 T DE69811320 T DE 69811320T DE 69811320 T2 DE69811320 T2 DE 69811320T2
Authority
DE
Germany
Prior art keywords
magnetic material
permanent magnetic
permanent
magnetic
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 - Lifetime
Application number
DE69811320T
Other languages
English (en)
Other versions
DE69811320D1 (de
Inventor
Akinori Kojima
Akihiro Makino
Takashi Hatanai
Yutaka Yamamoto
Akihisa Inoue
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Application granted granted Critical
Publication of DE69811320D1 publication Critical patent/DE69811320D1/de
Publication of DE69811320T2 publication Critical patent/DE69811320T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
DE69811320T 1997-12-02 1998-11-25 Dauermagnetisches Material Expired - Lifetime DE69811320T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33213497 1997-12-02
JP10280557A JP2000003808A (ja) 1997-12-02 1998-09-16 硬磁性材料

Publications (2)

Publication Number Publication Date
DE69811320D1 DE69811320D1 (de) 2003-03-20
DE69811320T2 true DE69811320T2 (de) 2003-06-18

Family

ID=26553824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69811320T Expired - Lifetime DE69811320T2 (de) 1997-12-02 1998-11-25 Dauermagnetisches Material

Country Status (4)

Country Link
US (1) US6235129B1 (de)
EP (1) EP0921532B1 (de)
JP (1) JP2000003808A (de)
DE (1) DE69811320T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1253604A4 (de) * 2000-01-06 2007-12-12 Kaneka Corp Magnetwalze
JP3822031B2 (ja) 2000-06-29 2006-09-13 日産自動車株式会社 交換スプリング磁石粉末の製造方法
US7371292B2 (en) * 2002-11-12 2008-05-13 Nissan Motor Co., Ltd. Nd-Fe-B type anisotropic exchange spring magnet and method of producing the same
WO2004046409A2 (en) * 2002-11-18 2004-06-03 Iowa State University Research Foundation, Inc. Permanent magnet alloy with improved high temperature performance
JP2004257817A (ja) * 2003-02-25 2004-09-16 Ntn Corp 磁気エンコーダおよびそれを備えた車輪用軸受
US7090733B2 (en) * 2003-06-17 2006-08-15 The Regents Of The University Of California Metallic glasses with crystalline dispersions formed by electric currents
CN102496437B (zh) * 2011-11-17 2014-07-09 中国科学院宁波材料技术与工程研究所 各向异性纳米晶复相致密化块体钕铁硼永磁材料的制备方法
US9790580B1 (en) 2013-11-18 2017-10-17 Materion Corporation Methods for making bulk metallic glasses containing metalloids
CN103730227B (zh) * 2014-01-28 2016-04-27 成都银河磁体股份有限公司 一种纳米双相各向同性复合永磁体及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3779481T2 (de) * 1986-04-15 1992-12-24 Tdk Corp Dauermagnet und verfahren zu seiner herstellung.
US5022939A (en) * 1987-07-30 1991-06-11 Tdk Corporation Permanent magnets
JPH01103805A (ja) * 1987-07-30 1989-04-20 Tdk Corp 永久磁石
KR900010031A (ko) 1988-12-26 1990-07-06 아마노 마스오 희토류 자석합금
JP2861074B2 (ja) 1989-07-04 1999-02-24 大同特殊鋼株式会社 永久磁石材料
US5482573A (en) * 1991-10-16 1996-01-09 Kabushiki Kaisha Toshiba Magnetic material
JP3299887B2 (ja) * 1996-06-27 2002-07-08 明久 井上 硬質磁性材料

Also Published As

Publication number Publication date
DE69811320D1 (de) 2003-03-20
EP0921532A1 (de) 1999-06-09
JP2000003808A (ja) 2000-01-07
US6235129B1 (en) 2001-05-22
EP0921532B1 (de) 2003-02-12

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