DE68909070T2 - Hestellungsverfahren für Seltenerd-Dauermagneten. - Google Patents

Hestellungsverfahren für Seltenerd-Dauermagneten.

Info

Publication number
DE68909070T2
DE68909070T2 DE89302154T DE68909070T DE68909070T2 DE 68909070 T2 DE68909070 T2 DE 68909070T2 DE 89302154 T DE89302154 T DE 89302154T DE 68909070 T DE68909070 T DE 68909070T DE 68909070 T2 DE68909070 T2 DE 68909070T2
Authority
DE
Germany
Prior art keywords
manufacturing process
rare earth
permanent magnets
earth permanent
magnets
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
DE89302154T
Other languages
English (en)
Other versions
DE68909070D1 (de
Inventor
Hiroaki Nagata
Ken Ohashi
Yoshio Tawara
Kenichi Uesaka
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.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical 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 Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Application granted granted Critical
Publication of DE68909070D1 publication Critical patent/DE68909070D1/de
Publication of DE68909070T2 publication Critical patent/DE68909070T2/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
    • H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
    • H01F1/0557—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together sintered
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0433—Nickel- or cobalt-based alloys
    • C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
DE89302154T 1988-03-04 1989-03-03 Hestellungsverfahren für Seltenerd-Dauermagneten. Expired - Lifetime DE68909070T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63050799A JPH01225101A (ja) 1988-03-04 1988-03-04 希土類永久磁石

Publications (2)

Publication Number Publication Date
DE68909070D1 DE68909070D1 (de) 1993-10-21
DE68909070T2 true DE68909070T2 (de) 1994-01-20

Family

ID=12868833

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89302154T Expired - Lifetime DE68909070T2 (de) 1988-03-04 1989-03-03 Hestellungsverfahren für Seltenerd-Dauermagneten.

Country Status (4)

Country Link
US (1) US5057165A (de)
EP (1) EP0331517B1 (de)
JP (1) JPH01225101A (de)
DE (1) DE68909070T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4015683C2 (de) * 1990-05-16 1994-01-13 Schramberg Magnetfab Verfahren zum Herstellen von hoch- oder niederkoerzitiven Permanentmagneten
FR2686730B1 (fr) * 1992-01-23 1994-11-04 Aimants Ugimag Sa Methode de reglage de l'induction remanente d'un aimant fritte et produit ainsi obtenu.
CN1044940C (zh) * 1992-08-13 1999-09-01 Ybm麦格奈克斯公司 基于钕铁硼的生产永久磁铁的方法
CN1297678C (zh) * 2001-11-09 2007-01-31 株式会社三德 用于Sm－Co基磁体的合金,其生产方法,烧结磁体以及粘结磁体
CN102436888A (zh) * 2011-12-21 2012-05-02 钢铁研究总院 一种铈基1:5永磁材料及制备方法
CN112435846A (zh) * 2020-10-28 2021-03-02 包头市沃野对外贸易有限责任公司 一种耐550度高温型钐钴永磁材料的制造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5417284B2 (de) * 1974-04-10 1979-06-28
CH603802A5 (de) * 1975-12-02 1978-08-31 Bbc Brown Boveri & Cie
JPS53115615A (en) * 1977-03-22 1978-10-09 Toshiba Corp Permanent magnet
JPS53115614A (en) * 1977-03-22 1978-10-09 Toshiba Corp Permanent magnet
JPS5496421A (en) * 1978-01-17 1979-07-30 Tdk Corp Permanent magnet material
JPS5810454B2 (ja) * 1980-02-07 1983-02-25 住友特殊金属株式会社 永久磁石合金
JPS5830107A (ja) * 1981-08-17 1983-02-22 Seiko Epson Corp 永久磁石の製造方法
JPS5866305A (ja) * 1981-10-15 1983-04-20 Tdk Corp 永久磁石
JPS58125804A (ja) * 1982-01-22 1983-07-27 Sumitomo Special Metals Co Ltd 永久磁石の原料粉末およびその製造方法
JPS58153306A (ja) * 1982-03-08 1983-09-12 Seiko Instr & Electronics Ltd 希土類磁石の製造方法
JPS59129403A (ja) * 1983-01-14 1984-07-25 Hitachi Metals Ltd 希土類コバルト磁石の製造方法
JPS60121239A (ja) * 1983-12-06 1985-06-28 Hitachi Metals Ltd 永久磁石合金の製造方法
JPS6328844A (ja) * 1986-07-23 1988-02-06 Toshiba Corp 永久磁石材料

Also Published As

Publication number Publication date
EP0331517B1 (de) 1993-09-15
JPH01225101A (ja) 1989-09-08
US5057165A (en) 1991-10-15
EP0331517A3 (en) 1990-09-26
EP0331517A2 (de) 1989-09-06
DE68909070D1 (de) 1993-10-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee