ATE213563T1 - Temperatur-stabilisierter dauermagnet - Google Patents

Temperatur-stabilisierter dauermagnet

Info

Publication number
ATE213563T1
ATE213563T1 AT96307978T AT96307978T ATE213563T1 AT E213563 T1 ATE213563 T1 AT E213563T1 AT 96307978 T AT96307978 T AT 96307978T AT 96307978 T AT96307978 T AT 96307978T AT E213563 T1 ATE213563 T1 AT E213563T1
Authority
AT
Austria
Prior art keywords
permanent magnet
temperature
stabilized
stabilized permanent
intrinsic coercivity
Prior art date
Application number
AT96307978T
Other languages
English (en)
Inventor
Andrew S Kim
Original Assignee
Crumax Magnetics Inc
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 Crumax Magnetics Inc filed Critical Crumax Magnetics Inc
Application granted granted Critical
Publication of ATE213563T1 publication Critical patent/ATE213563T1/de

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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT96307978T 1995-11-20 1996-11-04 Temperatur-stabilisierter dauermagnet ATE213563T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/560,888 US5772796A (en) 1995-11-20 1995-11-20 Temperature stable permanent magnet

Publications (1)

Publication Number Publication Date
ATE213563T1 true ATE213563T1 (de) 2002-03-15

Family

ID=24239774

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96307978T ATE213563T1 (de) 1995-11-20 1996-11-04 Temperatur-stabilisierter dauermagnet

Country Status (4)

Country Link
US (1) US5772796A (de)
EP (1) EP0774762B1 (de)
AT (1) ATE213563T1 (de)
DE (1) DE69619345T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6451132B1 (en) * 1999-01-06 2002-09-17 University Of Dayton High temperature permanent magnets
US6979409B2 (en) * 2003-02-06 2005-12-27 Magnequench, Inc. Highly quenchable Fe-based rare earth materials for ferrite replacement
CN104637642B (zh) * 2015-02-13 2017-03-08 宁波宁港永磁材料有限公司 一种钐钴烧结永磁体材料及其制备方法
CN107123497B (zh) * 2017-04-14 2020-01-07 中国科学院宁波材料技术与工程研究所 高温度稳定性永磁材料及其应用
CN111863368A (zh) * 2020-08-06 2020-10-30 杭州永磁集团有限公司 一种超低退磁率高温用钐钴永磁材料及其制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5111039B2 (de) * 1973-03-06 1976-04-08
US3982971A (en) * 1974-02-21 1976-09-28 Shin-Etsu Chemical Co., Ltd Rare earth-containing permanent magnets
JPS52155124A (en) * 1976-06-18 1977-12-23 Hitachi Metals Ltd Permanent magnetic alloy
US4172717A (en) * 1978-04-04 1979-10-30 Hitachi Metals, Ltd. Permanent magnet alloy
US4276097A (en) * 1980-05-02 1981-06-30 The United States Of America As Represented By The Secretary Of The Army Method of treating Sm2 Co17 -based permanent magnet alloys
JPS56166357A (en) * 1980-05-23 1981-12-21 Shin Etsu Chem Co Ltd Permanent magnet alloy containing rare earth metal
JPS57196502A (en) * 1981-05-29 1982-12-02 Tohoku Metal Ind Ltd Material for permanent magnet
US4578125A (en) * 1981-07-03 1986-03-25 Tokyo Shibaura Denki Kabushiki Kaisha Permanent magnet
GB8403751D0 (en) * 1984-02-13 1984-03-14 Sherritt Gordon Mines Ltd Producing sm2 co17 alloy
JPH0362775A (ja) * 1989-07-31 1991-03-18 Nissei Oputo Kk ファクシミリ装置の読取装置
US5382303A (en) * 1992-04-13 1995-01-17 Sps Technologies, Inc. Permanent magnets and methods for their fabrication

Also Published As

Publication number Publication date
EP0774762B1 (de) 2002-02-20
US5772796A (en) 1998-06-30
EP0774762A1 (de) 1997-05-21
DE69619345D1 (de) 2002-03-28
DE69619345T2 (de) 2002-08-22

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Legal Events

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