ATE371937T1 - Nanokomposit-magnet und herstellungsverfahren - Google Patents

Nanokomposit-magnet und herstellungsverfahren

Info

Publication number
ATE371937T1
ATE371937T1 AT03754048T AT03754048T ATE371937T1 AT E371937 T1 ATE371937 T1 AT E371937T1 AT 03754048 T AT03754048 T AT 03754048T AT 03754048 T AT03754048 T AT 03754048T AT E371937 T1 ATE371937 T1 AT E371937T1
Authority
AT
Austria
Prior art keywords
magnet
nanocomposite magnet
production process
nanocomposite
magnetic phase
Prior art date
Application number
AT03754048T
Other languages
English (en)
Inventor
Toshio Miyoshi
Hirokazu Kanekiyo
Original Assignee
Neomax 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 Neomax Co Ltd filed Critical Neomax Co Ltd
Application granted granted Critical
Publication of ATE371937T1 publication Critical patent/ATE371937T1/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
    • H01F1/057—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
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • 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
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15325—Amorphous metallic alloys, e.g. glassy metals containing rare earths
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0266—Moulding; Pressing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Continuous Casting (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
AT03754048T 2002-10-17 2003-10-08 Nanokomposit-magnet und herstellungsverfahren ATE371937T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002302769 2002-10-17

Publications (1)

Publication Number Publication Date
ATE371937T1 true ATE371937T1 (de) 2007-09-15

Family

ID=32105053

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03754048T ATE371937T1 (de) 2002-10-17 2003-10-08 Nanokomposit-magnet und herstellungsverfahren

Country Status (12)

Country Link
US (1) US20050040923A1 (de)
EP (1) EP1552537B1 (de)
KR (1) KR101045696B1 (de)
CN (1) CN1303623C (de)
AT (1) ATE371937T1 (de)
AU (1) AU2003272093A1 (de)
DE (1) DE60316007T2 (de)
HU (1) HU228834B1 (de)
MY (1) MY136992A (de)
RU (1) RU2311698C2 (de)
TW (1) TWI308349B (de)
WO (1) WO2004036602A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100562681B1 (ko) * 2000-05-24 2006-03-23 가부시키가이샤 네오맥스 복수의 강자성상을 포함하는 영구자석 및 그 제조방법
WO2002030595A1 (fr) * 2000-10-06 2002-04-18 Santoku Corporation Procede de fabrication par coulee de bandes d'un alliage brut pour aimant permanent nanocomposite
US7217328B2 (en) * 2000-11-13 2007-05-15 Neomax Co., Ltd. Compound for rare-earth bonded magnet and bonded magnet using the compound
US7208097B2 (en) * 2001-05-15 2007-04-24 Neomax Co., Ltd. Iron-based rare earth alloy nanocomposite magnet and method for producing the same
US7507302B2 (en) * 2001-07-31 2009-03-24 Hitachi Metals, Ltd. Method for producing nanocomposite magnet using atomizing method
DE60213642T2 (de) * 2001-11-22 2006-12-07 Neomax Co., Ltd. Nanozusammensetzungsmagnet
EP1766641A2 (de) * 2004-06-30 2007-03-28 University Of Dayton Anisotrope nanoverbundstoff-seltenerd-dauermagnete und herstellungsverfahren
US20090129966A1 (en) * 2005-03-24 2009-05-21 Hitachi Metals, Ltd. Iron-based rare-earth-containing nanocomposite magnet and process for producing the same
EP1762632B1 (de) * 2005-03-24 2011-05-25 Hitachi Metals, Ltd. Seltene erden enthaltender nanokomposit-magnet auf eisenbasis und verfahren zu dessen herstellung
TWI339847B (en) * 2005-06-10 2011-04-01 Delta Electronics Inc Inductor and magnetic body thereof
CN101853723B (zh) * 2009-03-31 2012-11-21 比亚迪股份有限公司 一种复合磁性材料及其制备方法
TWI426187B (zh) * 2009-04-29 2014-02-11 Chenming Mold Ind Corp Production method of concave cam and concave cam
EA013720B1 (ru) * 2009-10-23 2010-06-30 Общество с ограниченной ответственностью "Перспективные магнитные технологии и консультации" Электромагнитный клапан и автоматизированная система на основе этого клапана
EP2503570B1 (de) * 2010-03-31 2015-01-21 Nitto Denko Corporation Verfahren zur herstellung eines permanentmagneten
WO2013103132A1 (ja) * 2012-01-04 2013-07-11 トヨタ自動車株式会社 希土類ナノコンポジット磁石
DE102014223991B4 (de) * 2014-11-25 2022-06-23 Robert Bosch Gmbh Magnetisches Material, Verfahren zu dessen Herstellung und Elektromotor oder Starter oder Generator mit dem magnetischen Material
JP7143635B2 (ja) * 2018-05-30 2022-09-29 トヨタ自動車株式会社 軟磁性材料及びその製造方法
US11993834B2 (en) 2019-08-21 2024-05-28 Ut-Battelle, Llc Indirect additive manufacturing process for fabricating bonded soft magnets

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316375C (en) * 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
US4851058A (en) * 1982-09-03 1989-07-25 General Motors Corporation High energy product rare earth-iron magnet alloys
DE3779481T2 (de) * 1986-04-15 1992-12-24 Tdk Corp Dauermagnet und verfahren zu seiner herstellung.
EP0867897B1 (de) * 1997-03-25 2003-11-26 Alps Electric Co., Ltd. Auf Fe basierte hartmagnetische Legierung mit einer supergekühlter Spanne
US6302972B1 (en) * 1998-12-07 2001-10-16 Sumitomo Special Metals Co., Ltd Nanocomposite magnet material and method for producing nanocomposite magnet
WO2002030595A1 (fr) * 2000-10-06 2002-04-18 Santoku Corporation Procede de fabrication par coulee de bandes d'un alliage brut pour aimant permanent nanocomposite
US6790296B2 (en) * 2000-11-13 2004-09-14 Neomax Co., Ltd. Nanocomposite magnet and method for producing same
JP4023138B2 (ja) * 2001-02-07 2007-12-19 日立金属株式会社 鉄基希土類合金粉末および鉄基希土類合金粉末を含むコンパウンドならびにそれを用いた永久磁石
CN1220989C (zh) * 2001-02-07 2005-09-28 株式会社新王磁材 制造铁基稀土磁体用合金材料的方法
JP3801456B2 (ja) 2001-03-27 2006-07-26 株式会社Ｎｅｏｍａｘ 鉄基希土類系永久磁石合金およびその製造方法
US7208097B2 (en) * 2001-05-15 2007-04-24 Neomax Co., Ltd. Iron-based rare earth alloy nanocomposite magnet and method for producing the same
JP3983999B2 (ja) * 2001-05-17 2007-09-26 日産自動車株式会社 異方性交換スプリング磁石の製造方法とこれを備えてなるモータ
DE60213642T2 (de) * 2001-11-22 2006-12-07 Neomax Co., Ltd. Nanozusammensetzungsmagnet
JP3602120B2 (ja) * 2002-08-08 2004-12-15 株式会社Ｎｅｏｍａｘ ナノコンポジット磁石用急冷合金の製造方法

Also Published As

Publication number Publication date
TW200419597A (en) 2004-10-01
EP1552537B1 (de) 2007-08-29
DE60316007D1 (de) 2007-10-11
KR101045696B1 (ko) 2011-06-30
HU228834B1 (hu) 2013-06-28
RU2004109582A (ru) 2005-05-10
KR20050065445A (ko) 2005-06-29
HUP0600024A2 (en) 2006-04-28
EP1552537A1 (de) 2005-07-13
AU2003272093A1 (en) 2004-05-04
MY136992A (en) 2008-12-31
CN1303623C (zh) 2007-03-07
DE60316007T2 (de) 2007-12-13
TWI308349B (en) 2009-04-01
WO2004036602A1 (en) 2004-04-29
US20050040923A1 (en) 2005-02-24
RU2311698C2 (ru) 2007-11-27
CN1550020A (zh) 2004-11-24

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Legal Events

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