ATE252764T1 - Pulver für dauermagnet, ihres herstellungsverfahren und mit dieses puder hergestellte anisotrope dauermagnet - Google Patents

Pulver für dauermagnet, ihres herstellungsverfahren und mit dieses puder hergestellte anisotrope dauermagnet

Info

Publication number
ATE252764T1
ATE252764T1 AT97909739T AT97909739T ATE252764T1 AT E252764 T1 ATE252764 T1 AT E252764T1 AT 97909739 T AT97909739 T AT 97909739T AT 97909739 T AT97909739 T AT 97909739T AT E252764 T1 ATE252764 T1 AT E252764T1
Authority
AT
Austria
Prior art keywords
powder
permanent magnet
production process
anisotropic
produced
Prior art date
Application number
AT97909739T
Other languages
German (de)
English (en)
Inventor
Ryo Murakami
Original Assignee
Santoku Corp
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 Santoku Corp filed Critical Santoku Corp
Application granted granted Critical
Publication of ATE252764T1 publication Critical patent/ATE252764T1/de

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
    • H01F1/059—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2
    • 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
    • H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
    • H01F1/0306—Metals or alloys, e.g. LAVES phase alloys of the MgCu2-type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
AT97909739T 1996-11-06 1997-11-04 Pulver für dauermagnet, ihres herstellungsverfahren und mit dieses puder hergestellte anisotrope dauermagnet ATE252764T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29404996A JP3647995B2 (ja) 1996-11-06 1996-11-06 永久磁石用粉末並びにその製造方法および該粉末を用いた異方性永久磁石
PCT/JP1997/004012 WO1998020507A1 (fr) 1996-11-06 1997-11-04 Poudre pour aimant permanent, procede de production associe et aimant permanent anisotrope fabrique avec ladite poudre

Publications (1)

Publication Number Publication Date
ATE252764T1 true ATE252764T1 (de) 2003-11-15

Family

ID=17802626

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97909739T ATE252764T1 (de) 1996-11-06 1997-11-04 Pulver für dauermagnet, ihres herstellungsverfahren und mit dieses puder hergestellte anisotrope dauermagnet

Country Status (6)

Country Link
US (1) US6328817B1 (enExample)
EP (1) EP0938105B1 (enExample)
JP (1) JP3647995B2 (enExample)
AT (1) ATE252764T1 (enExample)
DE (1) DE69725750T2 (enExample)
WO (1) WO1998020507A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6710693B2 (en) * 2001-03-23 2004-03-23 Nec Tokin Corporation Inductor component containing permanent magnet for magnetic bias and method of manufacturing the same
JP2002359126A (ja) * 2001-05-30 2002-12-13 Nec Tokin Corp インダクタンス部品
DE10155898A1 (de) * 2001-11-14 2003-05-28 Vacuumschmelze Gmbh & Co Kg Induktives Bauelement und Verfahren zu seiner Herstellung
CA2571401A1 (en) * 2004-06-30 2006-01-12 University Of Dayton Anisotropic nanocomposite rare earth permanent magnets and method of making
JP4834869B2 (ja) * 2007-04-06 2011-12-14 Ｎｅｃトーキン株式会社 永久磁石材料とそれを用いた永久磁石およびその製造方法
JPWO2009075110A1 (ja) * 2007-12-12 2011-04-28 パナソニック株式会社 インダクタンス部品およびその製造方法
DE102012204083A1 (de) * 2012-03-15 2013-09-19 Siemens Aktiengesellschaft Nanopartikel, Permanentmagnet, Motor und Generator
US9607760B2 (en) 2012-12-07 2017-03-28 Samsung Electronics Co., Ltd. Apparatus for rapidly solidifying liquid in magnetic field and anisotropic rare earth permanent magnet
JP7636005B2 (ja) * 2020-07-28 2025-02-26 国立研究開発法人産業技術総合研究所 異方性磁石微粒子およびその製造方法
CN115472373A (zh) 2021-06-10 2022-12-13 日亚化学工业株式会社 SmFeN系各向异性磁性粉末的制造方法和SmFeN系各向异性磁性粉末
CN115472409A (zh) 2021-06-10 2022-12-13 日亚化学工业株式会社 SmFeN系稀土磁体的制造方法
US12027294B2 (en) 2021-09-27 2024-07-02 Nichia Corporation Method of producing SmFeN-based rare earth magnet

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165232A (en) * 1978-09-15 1979-08-21 Basf Aktiengesellschaft Manufacture of ferromagnetic metal particles essentially consisting of iron
US5466308A (en) * 1982-08-21 1995-11-14 Sumitomo Special Metals Co. Ltd. Magnetic precursor materials for making permanent magnets
US5183515A (en) * 1989-11-07 1993-02-02 Unitika Ltd. Fibrous anisotropic permanent magnet and production process thereof
JP3109637B2 (ja) 1993-12-10 2000-11-20 日亜化学工業株式会社 異方性針状磁性粉末およびそれを用いたボンド磁石
JPH07272913A (ja) * 1994-03-30 1995-10-20 Kawasaki Teitoku Kk 永久磁石原料、その製造法及び永久磁石
JPH08203715A (ja) * 1995-01-30 1996-08-09 Takahashi Yoshiaki 永久磁石原料及びその製造法
US5840375A (en) * 1995-06-22 1998-11-24 Shin-Etsu Chemical Co., Ltd. Method for the preparation of a highly corrosion resistant rare earth based permanent magnet

Also Published As

Publication number Publication date
WO1998020507A1 (fr) 1998-05-14
EP0938105A1 (en) 1999-08-25
US6328817B1 (en) 2001-12-11
DE69725750T2 (de) 2004-08-19
JP3647995B2 (ja) 2005-05-18
EP0938105B1 (en) 2003-10-22
JPH10144509A (ja) 1998-05-29
EP0938105A4 (enExample) 1999-09-15
DE69725750D1 (de) 2003-11-27

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