DE69423305T2 - Dauermagnet-Legierungspulver auf Eisenbasis für harzgebundene Magneten und daraus hergestellte Magneten - Google Patents

Dauermagnet-Legierungspulver auf Eisenbasis für harzgebundene Magneten und daraus hergestellte Magneten

Info

Publication number
DE69423305T2
DE69423305T2 DE69423305T DE69423305T DE69423305T2 DE 69423305 T2 DE69423305 T2 DE 69423305T2 DE 69423305 T DE69423305 T DE 69423305T DE 69423305 T DE69423305 T DE 69423305T DE 69423305 T2 DE69423305 T2 DE 69423305T2
Authority
DE
Germany
Prior art keywords
magnets
iron
resin
permanent magnet
alloy powder
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
DE69423305T
Other languages
English (en)
Other versions
DE69423305D1 (de
Inventor
Hirokazu Kanekiyo
Satoshi Hirosawa
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.)
Neomax Co Ltd
Original Assignee
Sumitomo Special Metals 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 Sumitomo Special Metals Co Ltd filed Critical Sumitomo Special Metals Co Ltd
Application granted granted Critical
Publication of DE69423305D1 publication Critical patent/DE69423305D1/de
Publication of DE69423305T2 publication Critical patent/DE69423305T2/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/002—Making metallic powder or suspensions thereof amorphous or microcrystalline
    • B22F9/008—Rapid solidification processing
    • 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
    • H01F1/0577—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 sintered
    • 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

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)
DE69423305T 1993-12-10 1994-09-08 Dauermagnet-Legierungspulver auf Eisenbasis für harzgebundene Magneten und daraus hergestellte Magneten Expired - Lifetime DE69423305T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP34164693 1993-12-10
JP34164893 1993-12-10
JP34165093 1993-12-10
JP34357593 1993-12-15

Publications (2)

Publication Number Publication Date
DE69423305D1 DE69423305D1 (de) 2000-04-13
DE69423305T2 true DE69423305T2 (de) 2000-11-30

Family

ID=27480606

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423305T Expired - Lifetime DE69423305T2 (de) 1993-12-10 1994-09-08 Dauermagnet-Legierungspulver auf Eisenbasis für harzgebundene Magneten und daraus hergestellte Magneten

Country Status (5)

Country Link
US (1) USRE37666E1 (de)
EP (1) EP0657899B1 (de)
KR (1) KR0149901B1 (de)
CN (1) CN1080920C (de)
DE (1) DE69423305T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3490228B2 (ja) * 1996-03-25 2004-01-26 アルプス電気株式会社 硬磁性合金圧密体およびその製造方法
DE69707185T2 (de) * 1996-04-10 2002-06-27 Showa Denko Kk Gusslegierung für die Herstellung von Dauermagneten mit seltenen Erden und Verfahren zur Herstellung dieser Legierung und dieser Dauermagneten
EP0823713B1 (de) * 1996-08-07 2003-04-02 Toda Kogyo Corporation Seltenerdverbundmagnet und Seltenerd-Eisen-Bor-Typ Magnetlegierung
EP0959478B1 (de) 1997-02-06 2004-03-31 Sumitomo Special Metals Company Limited Herstellungsverfahren für ein dünne magnetscheibe mit mikrokristalline struktur
DE69823252T2 (de) * 1997-02-20 2005-04-14 Alps Electric Co., Ltd. Dauermagnetlegierung, Dauermagnetlegierungs-Pressling und Herstellungsverfahren dazu
US6332933B1 (en) 1997-10-22 2001-12-25 Santoku Corporation Iron-rare earth-boron-refractory metal magnetic nanocomposites
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
DE60031914T8 (de) * 1999-06-11 2007-10-31 Seiko Epson Corp. Magnetpulver und isotroper Verbundmagnet
EP1061533B1 (de) * 1999-06-11 2006-09-27 Seiko Epson Corporation Magnetpulver und isotroper Verbundmagnet
US6589367B2 (en) * 1999-06-14 2003-07-08 Shin-Etsu Chemical Co., Ltd. Anisotropic rare earth-based permanent magnet material
DE19945942C2 (de) * 1999-09-24 2003-07-17 Vacuumschmelze Gmbh Verfahren zur Herstellung von Dauermagneten aus einer borarmen Nd-Fe-B-Legierung
JP3951525B2 (ja) * 1999-11-25 2007-08-01 セイコーエプソン株式会社 薄帯状磁石材料、薄帯状磁石材料の製造方法、磁石粉末および希土類ボンド磁石
CN1162872C (zh) * 1999-12-27 2004-08-18 住友特殊金属株式会社 铁基磁性材料合金粉末的制造方法
JP4684461B2 (ja) 2000-04-28 2011-05-18 パナソニック株式会社 磁性素子の製造方法
CN101673605B (zh) * 2008-09-08 2011-12-07 南京理工大学 各向异性纳米/非晶复相块体永磁材料及其制备方法
CN103632834B (zh) * 2013-12-03 2015-12-02 江苏大学 一种高性能各向异性钕铁硼磁体的制备方法
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
CN104439235B (zh) * 2014-12-20 2017-03-29 珠海嘉磁电子有限公司 一种复合软磁材料的制备方法
US10629341B2 (en) * 2016-08-22 2020-04-21 Ford Global Technologies, Llc Magnetic phase coupling in composite permanent magnet
CN108262488B (zh) * 2018-01-24 2021-07-06 浙江农林大学 一种金纳米颗粒修饰的纳米磁珠的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2598558B2 (ja) * 1990-08-17 1997-04-09 富士電気化学株式会社 永久磁石
JP3502107B2 (ja) * 1991-08-29 2004-03-02 Ｔｄｋ株式会社 永久磁石材料の製造方法
CN1053988C (zh) * 1991-11-11 2000-06-28 住友特殊金属株式会社 稀土磁体和稀土磁体用的合金粉末及其制造方法
JP2966169B2 (ja) * 1991-11-11 1999-10-25 住友特殊金属株式会社 希土類磁石並びに希土類磁石用合金粉末とその製造方法

Also Published As

Publication number Publication date
CN1080920C (zh) 2002-03-13
KR950020781A (ko) 1995-07-24
EP0657899B1 (de) 2000-03-08
KR0149901B1 (ko) 1999-05-15
CN1105474A (zh) 1995-07-19
EP0657899A1 (de) 1995-06-14
USRE37666E1 (en) 2002-04-23
DE69423305D1 (de) 2000-04-13

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