DE3752160D1 - Magnetische Legierung und Herstellungsverfahren - Google Patents

Magnetische Legierung und Herstellungsverfahren

Info

Publication number
DE3752160D1
DE3752160D1 DE3752160T DE3752160T DE3752160D1 DE 3752160 D1 DE3752160 D1 DE 3752160D1 DE 3752160 T DE3752160 T DE 3752160T DE 3752160 T DE3752160 T DE 3752160T DE 3752160 D1 DE3752160 D1 DE 3752160D1
Authority
DE
Germany
Prior art keywords
manufacturing process
magnetic alloy
anisotropic
boron
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
DE3752160T
Other languages
English (en)
Other versions
DE3752160T2 (de
Inventor
Osamu Kobayashi
Koji Akioka
Tatsuya Shimoda
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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
Priority claimed from JP62104622A external-priority patent/JP2611221B2/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE3752160D1 publication Critical patent/DE3752160D1/de
Publication of DE3752160T2 publication Critical patent/DE3752160T2/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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • 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
    • 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
    • H01F41/0273—Imparting anisotropy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Treatment Devices (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
DE3752160T 1987-04-30 1987-09-28 Magnetische Legierung und Herstellungsverfahren Expired - Lifetime DE3752160T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62104622A JP2611221B2 (ja) 1986-05-01 1987-04-30 永久磁石の製造方法

Publications (2)

Publication Number Publication Date
DE3752160D1 true DE3752160D1 (de) 1998-02-12
DE3752160T2 DE3752160T2 (de) 1998-04-16

Family

ID=14385541

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3752160T Expired - Lifetime DE3752160T2 (de) 1987-04-30 1987-09-28 Magnetische Legierung und Herstellungsverfahren
DE3750367T Expired - Lifetime DE3750367T2 (de) 1987-04-30 1987-09-28 Dauermagnet und sein Herstellungsverfahren.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3750367T Expired - Lifetime DE3750367T2 (de) 1987-04-30 1987-09-28 Dauermagnet und sein Herstellungsverfahren.

Country Status (4)

Country Link
US (1) US5076861A (de)
EP (1) EP0288637B1 (de)
AT (2) ATE109921T1 (de)
DE (2) DE3752160T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5460662A (en) * 1987-04-30 1995-10-24 Seiko Epson Corporation Permanent magnet and method of production
US5186761A (en) * 1987-04-30 1993-02-16 Seiko Epson Corporation Magnetic alloy and method of production
DE69318998T2 (de) * 1992-02-15 1998-10-15 Santoku Metal Ind Legierungsblock für einen Dauermagnet, anisotropes Pulver für einen Dauermagnet, Verfahren zur Herstellung eines solchen und Dauermagneten
JP3932143B2 (ja) * 1992-02-21 2007-06-20 Ｔｄｋ株式会社 磁石の製造方法
US5595608A (en) * 1993-11-02 1997-01-21 Tdk Corporation Preparation of permanent magnet
US6605162B2 (en) 2000-08-11 2003-08-12 Nissan Motor Co., Ltd. Anisotropic magnet and process of producing the same

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57100705A (en) * 1980-12-16 1982-06-23 Seiko Epson Corp Permanent magnet
JPS5947017B2 (ja) * 1981-01-24 1984-11-16 財団法人電気磁気材料研究所 磁気録音および再生ヘツド用磁性合金ならびにその製造法
EP0108474B2 (de) * 1982-09-03 1995-06-21 General Motors Corporation RE-TM-B Legierungen, deren Herstellung und permanent Magnete die solche Legierungen enthalten
DE3379084D1 (en) * 1982-09-27 1989-03-02 Sumitomo Spec Metals Permanently magnetizable alloys, magnetic materials and permanent magnets comprising febr or (fe,co)br (r=vave earth)
US4767474A (en) * 1983-05-06 1988-08-30 Sumitomo Special Metals Co., Ltd. Isotropic magnets and process for producing same
US4902361A (en) * 1983-05-09 1990-02-20 General Motors Corporation Bonded rare earth-iron magnets
CA1216623A (en) * 1983-05-09 1987-01-13 John J. Croat Bonded rare earth-iron magnets
US4597938A (en) * 1983-05-21 1986-07-01 Sumitomo Special Metals Co., Ltd. Process for producing permanent magnet materials
JPS6032306A (ja) * 1983-08-02 1985-02-19 Sumitomo Special Metals Co Ltd 永久磁石
CA1236381A (en) * 1983-08-04 1988-05-10 Robert W. Lee Iron-rare earth-boron permanent magnets by hot working
JPS6063304A (ja) * 1983-09-17 1985-04-11 Sumitomo Special Metals Co Ltd 希土類・ボロン・鉄系永久磁石用合金粉末の製造方法
JPS6076108A (ja) * 1983-10-03 1985-04-30 Sumitomo Special Metals Co Ltd 磁気回路
JPS60152008A (ja) * 1984-01-20 1985-08-10 Tdk Corp 永久磁石用材料
JPS60162750A (ja) * 1984-02-01 1985-08-24 Nippon Gakki Seizo Kk 希土類磁石およびその製法
JPS60218457A (ja) * 1984-04-12 1985-11-01 Seiko Epson Corp 永久磁石合金
EP0175214B2 (de) * 1984-09-14 1993-12-29 Kabushiki Kaisha Toshiba Permanentmagnetische Legierung und Methode zu ihrer Herstellung
US4767450A (en) * 1984-11-27 1988-08-30 Sumitomo Special Metals Co., Ltd. Process for producing the rare earth alloy powders
US4765848A (en) * 1984-12-31 1988-08-23 Kaneo Mohri Permanent magnent and method for producing same
JPS61268006A (ja) * 1985-05-23 1986-11-27 Tdk Corp 異方性磁石
FR2586323B1 (fr) * 1985-08-13 1992-11-13 Seiko Epson Corp Aimant permanent a base de terres rares-fer
JP2558095B2 (ja) * 1986-02-26 1996-11-27 セイコーエプソン株式会社 希土類一鉄系永久磁石の製造方法
JPS6318604A (ja) * 1986-07-11 1988-01-26 Namiki Precision Jewel Co Ltd 樹脂結合永久磁石およびその製造方法
JP2664159B2 (ja) * 1987-09-21 1997-10-15 株式会社日立製作所 アーマロッドの巻付装置
JPS6481604A (en) * 1987-09-22 1989-03-27 Toshiba Corp Line breaker
US4834812A (en) * 1987-11-02 1989-05-30 Union Oil Company Of California Method for producing polymer-bonded magnets from rare earth-iron-boron compositions
JP2869462B2 (ja) * 1989-02-01 1999-03-10 株式会社ハッコー 光ケーブル布設工法
JPH03213320A (ja) * 1990-01-18 1991-09-18 Fanuc Ltd 電動式射出成形機の射出装置

Also Published As

Publication number Publication date
DE3750367T2 (de) 1994-12-08
EP0288637B1 (de) 1994-08-10
EP0288637A2 (de) 1988-11-02
ATE162001T1 (de) 1998-01-15
EP0288637A3 (en) 1989-08-30
ATE109921T1 (de) 1994-08-15
DE3750367D1 (de) 1994-09-15
DE3752160T2 (de) 1998-04-16
US5076861A (en) 1991-12-31

Similar Documents

Publication Publication Date Title
DE3582144D1 (de) Dauermagnet-laeufer z.b. fuer generatoren und herstellungsverfahren.
DE69009335D1 (de) Seltenerdpulver für Dauermagnet, Herstellungsverfahren und Verbundmagnet.
DE3789829T2 (de) Seltene Erden-Eisenmagnet und Herstellungsverfahren.
DE3850001D1 (de) Magnetisches Seltenerd-Eisen-Bor-Puder und sein Herstellungsverfahren.
DE3875183D1 (de) Dauermagnete.
DE3780876D1 (de) Dauermagnet auf der basis der seltenen erden.
MX26533A (es) Metodo para producir una aleacion magnetica a base de elementos de tierra rara, hierro y cobalto.
DE68907278D1 (de) Supraleitender magnetresonanz-magnet.
DE68904811T2 (de) Seltene erden-dauermagnet.
DE68910226D1 (de) Anisotropische Selten-Erden-Permanentmagnete und Herstellungsverfahren.
DE3786426T2 (de) Dauermagnet und Dauermagnetlegierung.
ES8707373A1 (es) Un metodo para producir un cuerpo uniforme de iman permanen-te
FI852763L (fi) Kaernmagnetisk resonansanordning med en magnet av permanent magnetiskt aemne.
DE3786719D1 (de) Seltenerdmagnet und seltenerdlegierung-magnetpulver mit grossem korrosionswiderstand.
DE3777523D1 (de) Magnetisches material aus eisen, bor und seltenerdmetall.
DE3867779D1 (de) Dauermagnetlaeufer.
DE3888949D1 (de) Permanent-Magnet aus seltenen Erden.
DE3752160T2 (de) Magnetische Legierung und Herstellungsverfahren
HU907678D0 (en) Fe-nd-b alloy, sintered permanent magnet and process for manufacturing them
DE69011042T2 (de) Faseriger anisotrope Dauermagnet und Herstellungsverfahren.
JPS5285311A (en) Rotor for pulse motor
FR2618249B1 (fr) Electro-aimant a aimant permanent tenu par cage.
GB9104793D0 (en) D.c.machine of type having permanent magnet with auxiliary pole
DE69004006T2 (de) Helikoidaler Wiggler mit Permanentmagneten für Freie-Elektronen-Laser.
JPS5239046A (en) A permanent magnet opposed type magnetic bearing

Legal Events

Date Code Title Description
8364 No opposition during term of opposition