DE69823252D1 - Dauermagnetlegierung, Dauermagnetlegierungs-Pressling und Herstellungsverfahren dazu - Google Patents

Dauermagnetlegierung, Dauermagnetlegierungs-Pressling und Herstellungsverfahren dazu

Info

Publication number
DE69823252D1
DE69823252D1 DE69823252T DE69823252T DE69823252D1 DE 69823252 D1 DE69823252 D1 DE 69823252D1 DE 69823252 T DE69823252 T DE 69823252T DE 69823252 T DE69823252 T DE 69823252T DE 69823252 D1 DE69823252 D1 DE 69823252D1
Authority
DE
Germany
Prior art keywords
permanent magnet
magnet alloy
manufacturing process
process therefor
compact
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
DE69823252T
Other languages
English (en)
Other versions
DE69823252T2 (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
Priority claimed from JP9321807A external-priority patent/JPH10324958A/ja
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of DE69823252D1 publication Critical patent/DE69823252D1/de
Application granted granted Critical
Publication of DE69823252T2 publication Critical patent/DE69823252T2/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
    • H01F1/0579—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B with exchange spin coupling between hard and soft nanophases, e.g. nanocomposite spring magnets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
DE69823252T 1997-02-20 1998-02-11 Dauermagnetlegierung, Dauermagnetlegierungs-Pressling und Herstellungsverfahren dazu Expired - Lifetime DE69823252T2 (de)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP3671897 1997-02-20
JP3671897 1997-02-20
JP6871597 1997-03-21
JP6871597 1997-03-21
JP7246497 1997-03-25
JP7246497 1997-03-25
JP13560197 1997-05-26
JP13560197 1997-05-26
JP29461397 1997-10-27
JP29461397 1997-10-27
JP9321807A JPH10324958A (ja) 1997-03-25 1997-11-21 硬磁性合金圧密体およびその製造方法と薄型硬磁性合金圧密体
JP32180797 1997-11-21

Publications (2)

Publication Number Publication Date
DE69823252D1 true DE69823252D1 (de) 2004-05-27
DE69823252T2 DE69823252T2 (de) 2005-04-14

Family

ID=27549820

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69823252T Expired - Lifetime DE69823252T2 (de) 1997-02-20 1998-02-11 Dauermagnetlegierung, Dauermagnetlegierungs-Pressling und Herstellungsverfahren dazu

Country Status (4)

Country Link
US (1) US6171410B1 (de)
EP (1) EP0860838B1 (de)
KR (1) KR100299863B1 (de)
DE (1) DE69823252T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6302972B1 (en) * 1998-12-07 2001-10-16 Sumitomo Special Metals Co., Ltd Nanocomposite magnet material and method for producing nanocomposite magnet
TW436821B (en) * 1998-12-17 2001-05-28 Shinetsu Chemical Co Rare earth/iron/boron-based permanent magnet and method for the preparation thereof
JP3186746B2 (ja) * 1998-12-28 2001-07-11 セイコーエプソン株式会社 磁石粉末および等方性希土類ボンド磁石
JP3275882B2 (ja) * 1999-07-22 2002-04-22 セイコーエプソン株式会社 磁石粉末および等方性ボンド磁石
EP1061533B1 (de) 1999-06-11 2006-09-27 Seiko Epson Corporation Magnetpulver und isotroper Verbundmagnet
JP3593939B2 (ja) 2000-01-07 2004-11-24 セイコーエプソン株式会社 磁石粉末および等方性ボンド磁石
JP3593940B2 (ja) * 2000-01-07 2004-11-24 セイコーエプソン株式会社 磁石粉末および等方性ボンド磁石
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
US20030059604A1 (en) 2001-09-05 2003-03-27 Fuji Photo Film Co., Ltd. Material coated with dispersion of ferromagnetic nanoparticles, and magnetic recording medium using the material
US6789948B2 (en) 2001-09-25 2004-09-14 Ntn Corporation Magnetic encoder and wheel bearing assembly using the same
US6869567B2 (en) 2002-05-15 2005-03-22 Steven Kretchmer Magnetic platinum alloys
JP4524078B2 (ja) * 2002-05-31 2010-08-11 富士フイルム株式会社 磁性粒子およびその製造方法、並びに、磁気記録媒体およびその製造方法
JP2004165630A (ja) * 2002-10-21 2004-06-10 Fuji Photo Film Co Ltd 磁性粒子塗布物、磁性粒子塗布物の製造方法、磁気記録媒体、電磁シールド材
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
US20090142590A1 (en) * 2007-12-03 2009-06-04 General Electric Company Composition and method
KR102372737B1 (ko) * 2013-03-14 2022-03-10 메사추세츠 인스티튜트 오브 테크놀로지 소결된 나노결정 합금
WO2015159612A1 (ja) * 2014-04-15 2015-10-22 Tdk株式会社 希土類永久磁石
US11644288B2 (en) 2015-09-17 2023-05-09 Massachusetts Institute Of Technology Nanocrystalline alloy penetrators

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5225004A (en) * 1985-08-15 1993-07-06 Massachusetts Institute Of Technology Bulk rapidly solifidied magnetic materials
JPH01103805A (ja) 1987-07-30 1989-04-20 Tdk Corp 永久磁石
JPH0257662A (ja) 1988-08-23 1990-02-27 M G:Kk ボンド磁石用急冷薄帯合金
JPH06505366A (ja) * 1991-03-08 1994-06-16 ビーエーエスエフ　アクチェンゲゼルシャフト 新規カテゴリーの磁性材料、その製造方法および用途
GB9215109D0 (en) * 1992-07-16 1992-08-26 Univ Sheffield Magnetic materials and method of making them
DE69423305T2 (de) * 1993-12-10 2000-11-30 Sumitomo Special Metals Co., Ltd. Dauermagnet-Legierungspulver auf Eisenbasis für harzgebundene Magneten und daraus hergestellte Magneten

Also Published As

Publication number Publication date
KR19980071502A (ko) 1998-10-26
US6171410B1 (en) 2001-01-09
EP0860838B1 (de) 2004-04-21
DE69823252T2 (de) 2005-04-14
KR100299863B1 (ko) 2001-11-30
EP0860838A1 (de) 1998-08-26

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Legal Events

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