DE60143830D1 - Anisotroper Magnet und zugehöriges Herstellungsverfahren - Google Patents

Anisotroper Magnet und zugehöriges Herstellungsverfahren

Info

Publication number
DE60143830D1
DE60143830D1 DE60143830T DE60143830T DE60143830D1 DE 60143830 D1 DE60143830 D1 DE 60143830D1 DE 60143830 T DE60143830 T DE 60143830T DE 60143830 T DE60143830 T DE 60143830T DE 60143830 D1 DE60143830 D1 DE 60143830D1
Authority
DE
Germany
Prior art keywords
manufacturing process
anisotropic magnet
related manufacturing
anisotropic
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 - Lifetime
Application number
DE60143830T
Other languages
English (en)
Inventor
Hideaki Ono
Munekatsu Shimada
Norihisa Waki
Akira Fujiki
Takahiko Iriyama
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.)
Nissan Motor Co Ltd
Original Assignee
Daido Steel Co Ltd
Nissan Motor 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 JP2000243642A external-priority patent/JP3618648B2/ja
Priority claimed from JP2000243637A external-priority patent/JP3618647B2/ja
Application filed by Daido Steel Co Ltd, Nissan Motor Co Ltd filed Critical Daido Steel Co Ltd
Application granted granted Critical
Publication of DE60143830D1 publication Critical patent/DE60143830D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01F1/032—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
    • H01F1/0575—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 pressed, sintered or bonded together
    • H01F1/0576—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 pressed, sintered or bonded together pressed, e.g. hot working
    • 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
    • H01F1/0575—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 pressed, sintered or bonded together
    • H01F1/0578—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 pressed, sintered or bonded together bonded together
    • 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
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Hard Magnetic Materials (AREA)
DE60143830T 2000-08-11 2001-08-10 Anisotroper Magnet und zugehöriges Herstellungsverfahren Expired - Lifetime DE60143830D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000243642A JP3618648B2 (ja) 2000-08-11 2000-08-11 異方性磁石とその製造方法およびこれを用いたモータ
JP2000243637A JP3618647B2 (ja) 2000-08-11 2000-08-11 異方性磁石とその製造方法およびこれを用いたモータ

Publications (1)

Publication Number Publication Date
DE60143830D1 true DE60143830D1 (de) 2011-02-24

Family

ID=26597790

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60143830T Expired - Lifetime DE60143830D1 (de) 2000-08-11 2001-08-10 Anisotroper Magnet und zugehöriges Herstellungsverfahren

Country Status (3)

Country Link
US (1) US6605162B2 (de)
EP (1) EP1180772B1 (de)
DE (1) DE60143830D1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1985338A (zh) * 2004-06-30 2007-06-20 代顿大学 各向异性的纳米复合稀土永磁体及其制造方法
US7569959B2 (en) * 2004-08-31 2009-08-04 Asmo Co., Ltd. Motor
JP5413383B2 (ja) * 2011-02-23 2014-02-12 トヨタ自動車株式会社 希土類磁石の製造方法
US8572830B2 (en) * 2011-03-14 2013-11-05 Apple Inc. Method and apparatus for producing magnetic attachment system
DE102012211960A1 (de) * 2012-07-10 2014-01-16 Robert Bosch Gmbh Magnetisches Material, seine Verwendung und Verfahren zu dessen Herstellung
JP5704186B2 (ja) * 2013-04-01 2015-04-22 トヨタ自動車株式会社 希土類磁石の製造方法
US20150068420A1 (en) * 2013-09-10 2015-03-12 Magnetnotes, Ltd. In-line magnetic coating integrated with a printing process
DE102013018277A1 (de) 2013-10-31 2015-04-30 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Elektrische Maschine
EP3675143B1 (de) * 2018-12-28 2024-02-14 Nichia Corporation Verfahren zur herstellung eines verbundmagneten
CN115719666B (zh) * 2022-11-04 2023-07-14 包头骏业功能材料有限公司 一种耐高温钕铁硼永磁材料及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5125988A (en) * 1987-03-02 1992-06-30 Seiko Epson Corporation Rare earth-iron system permanent magnet and process for producing the same
US5213631A (en) * 1987-03-02 1993-05-25 Seiko Epson Corporation Rare earth-iron system permanent magnet and process for producing the same
ATE109921T1 (de) * 1987-04-30 1994-08-15 Seiko Epson Corp Dauermagnet und sein herstellungsverfahren.
JPH01103805A (ja) * 1987-07-30 1989-04-20 Tdk Corp 永久磁石
JPH01257308A (ja) * 1987-09-09 1989-10-13 Hitachi Metals Ltd ボイスコイルモーター用磁石
JPS6472502A (en) * 1987-09-11 1989-03-17 Hitachi Metals Ltd Permanent magnet for accelerating particle beam
US4881985A (en) 1988-08-05 1989-11-21 General Motors Corporation Method for producing anisotropic RE-FE-B type magnetically aligned material
JPH04218903A (ja) * 1990-10-13 1992-08-10 Nippon Steel Corp 異方性希土類磁石又は異方性希土類磁石粉末の製造方法
EP0558691B1 (de) * 1991-03-08 1994-11-30 BASF Aktiengesellschaft Eine neue kategorie magnetischer materialien, deren herstellung und anwendung
JPH11323509A (ja) * 1998-05-15 1999-11-26 Alps Electric Co Ltd 硬磁性合金圧密成形体およびその製造方法
US6432158B1 (en) * 1999-10-25 2002-08-13 Sumitomo Special Metals Co., Ltd. Method and apparatus for producing compact of rare earth alloy powder and rare earth magnet
JP2001323343A (ja) * 2000-05-12 2001-11-22 Isuzu Motors Ltd 高性能希土類永久磁石用合金及びその製造方法

Also Published As

Publication number Publication date
EP1180772B1 (de) 2011-01-12
EP1180772A2 (de) 2002-02-20
EP1180772A3 (de) 2003-02-26
US6605162B2 (en) 2003-08-12
US20020043302A1 (en) 2002-04-18

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: NISSAN MOTOR CO., LTD., YOKOHAMA-SHI, KANAGAWA, JP