JPH0524219B2 - - Google Patents

Info

Publication number
JPH0524219B2
JPH0524219B2 JP63308720A JP30872088A JPH0524219B2 JP H0524219 B2 JPH0524219 B2 JP H0524219B2 JP 63308720 A JP63308720 A JP 63308720A JP 30872088 A JP30872088 A JP 30872088A JP H0524219 B2 JPH0524219 B2 JP H0524219B2
Authority
JP
Japan
Prior art keywords
permanent magnet
ihc
energy product
present
less
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
JP63308720A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02156051A (ja
Inventor
Takaaki Yasumura
Teruo Kyomya
Yasutoshi Mizuno
Kazuo Matsui
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.)
FDK Corp
Original Assignee
FDK 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
Application filed by FDK Corp filed Critical FDK Corp
Priority to JP63308720A priority Critical patent/JPH02156051A/ja
Priority to DE1989616522 priority patent/DE68916522T2/de
Priority to EP19890312748 priority patent/EP0372948B1/de
Publication of JPH02156051A publication Critical patent/JPH02156051A/ja
Priority to US07/759,130 priority patent/US5183517A/en
Publication of JPH0524219B2 publication Critical patent/JPH0524219B2/ja
Granted 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
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
JP63308720A 1988-12-08 1988-12-08 永久磁石材料 Granted JPH02156051A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP63308720A JPH02156051A (ja) 1988-12-08 1988-12-08 永久磁石材料
DE1989616522 DE68916522T2 (de) 1988-12-08 1989-12-07 Dauermagnet-Zusammenstellung.
EP19890312748 EP0372948B1 (de) 1988-12-08 1989-12-07 Dauermagnet-Zusammenstellung
US07/759,130 US5183517A (en) 1988-12-08 1991-09-11 Permanent magnet composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63308720A JPH02156051A (ja) 1988-12-08 1988-12-08 永久磁石材料

Publications (2)

Publication Number Publication Date
JPH02156051A JPH02156051A (ja) 1990-06-15
JPH0524219B2 true JPH0524219B2 (de) 1993-04-07

Family

ID=17984471

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63308720A Granted JPH02156051A (ja) 1988-12-08 1988-12-08 永久磁石材料

Country Status (3)

Country Link
EP (1) EP0372948B1 (de)
JP (1) JPH02156051A (de)
DE (1) DE68916522T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1035700C (zh) * 1992-07-07 1997-08-20 上海跃龙有色金属有限公司 稀土磁性合金粉末制造方法及其产品
JP5558447B2 (ja) * 2011-09-29 2014-07-23 株式会社東芝 永久磁石とそれを用いたモータおよび発電機
DE102012110629A1 (de) 2012-11-06 2014-05-08 Rainer Geschwandtner Eindeckbare Sicherungsvorrichtung für Steildächer
JP6125687B2 (ja) * 2016-03-18 2017-05-10 株式会社東芝 モータ、発電機、および自動車
JP6462754B2 (ja) * 2017-04-04 2019-01-30 株式会社東芝 永久磁石、モータ、発電機、および車

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5812331B2 (ja) * 1974-10-25 1983-03-08 セイコーエプソン株式会社 金属間化合物磁石
JPS55128502A (en) * 1979-03-23 1980-10-04 Tdk Corp Permanent magnet material and its manufacture
JPS56116862A (en) * 1980-02-15 1981-09-12 Seiko Instr & Electronics Ltd Manufacture of rare earth element magnet
US4497672A (en) * 1982-04-06 1985-02-05 Shin-Etsu Chemical Co., Ltd. Method for the preparation of a rare earth-cobalt based permanent magnet

Also Published As

Publication number Publication date
JPH02156051A (ja) 1990-06-15
DE68916522D1 (de) 1994-08-04
EP0372948B1 (de) 1994-06-29
EP0372948A3 (de) 1991-05-29
DE68916522T2 (de) 1994-10-13
EP0372948A2 (de) 1990-06-13

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