CN1139943C - 硬磁性材料 - Google Patents

硬磁性材料 Download PDF

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Publication number
CN1139943C
CN1139943C CNB971165432A CN97116543A CN1139943C CN 1139943 C CN1139943 C CN 1139943C CN B971165432 A CNB971165432 A CN B971165432A CN 97116543 A CN97116543 A CN 97116543A CN 1139943 C CN1139943 C CN 1139943C
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CN
China
Prior art keywords
mutually
phase
noncrystal
mean concentration
retentive material
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 - Fee Related
Application number
CNB971165432A
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English (en)
Chinese (zh)
Other versions
CN1177821A (zh
Inventor
小岛章伸
士弥
荻原富士弥
久
井上明久
增本健
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of CN1177821A publication Critical patent/CN1177821A/zh
Application granted granted Critical
Publication of CN1139943C publication Critical patent/CN1139943C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • H01F1/0579—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)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
CNB971165432A 1996-09-12 1997-09-11 硬磁性材料 Expired - Fee Related CN1139943C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8242356A JPH1088294A (ja) 1996-09-12 1996-09-12 硬磁性材料
JP242356/96 1996-09-12
JP242356/1996 1996-09-12

Publications (2)

Publication Number Publication Date
CN1177821A CN1177821A (zh) 1998-04-01
CN1139943C true CN1139943C (zh) 2004-02-25

Family

ID=17087978

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB971165432A Expired - Fee Related CN1139943C (zh) 1996-09-12 1997-09-11 硬磁性材料

Country Status (3)

Country Link
JP (1) JPH1088294A (de)
CN (1) CN1139943C (de)
DE (1) DE19739959C2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW505928B (en) 1999-06-11 2002-10-11 Seiko Epson Corp Magnetic powder and isotropic bonded magnet
JP3593939B2 (ja) 2000-01-07 2004-11-24 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
KR100562681B1 (ko) * 2000-05-24 2006-03-23 가부시키가이샤 네오맥스 복수의 강자성상을 포함하는 영구자석 및 그 제조방법
JP4243415B2 (ja) * 2000-06-06 2009-03-25 セイコーエプソン株式会社 磁石粉末の製造方法およびボンド磁石の製造方法
CN1228158C (zh) 2000-10-06 2005-11-23 株式会社三德 使用薄带铸造法的纳米复合型永磁体用原料合金制造方法
US7217328B2 (en) 2000-11-13 2007-05-15 Neomax Co., Ltd. Compound for rare-earth bonded magnet and bonded magnet using the compound
US6790296B2 (en) * 2000-11-13 2004-09-14 Neomax Co., Ltd. Nanocomposite magnet and method for producing same
CN1212626C (zh) 2001-05-15 2005-07-27 株式会社新王磁材 铁基稀土合金纳米复合磁体及其制造方法
JP4055709B2 (ja) 2001-07-31 2008-03-05 日立金属株式会社 アトマイズ法によるナノコンポジット磁石の製造方法
ATE335280T1 (de) 2001-11-22 2006-08-15 Neomax Co Ltd Nanozusammensetzungsmagnet
KR101708114B1 (ko) * 2015-06-11 2017-02-21 한국생산기술연구원 비정질 연자성 합금
CN105655076B (zh) * 2016-04-06 2017-10-24 湖北汽车工业学院 驱动电机用多主相高矫顽力钕铁硼永磁材料及其制备方法

Family Cites Families (3)

* 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
JPH0344904A (ja) * 1989-07-12 1991-02-26 Matsushita Electric Ind Co Ltd 希土類・鉄系永久磁石の製造方法
CA2040741C (en) * 1990-04-24 2000-02-08 Kiyonori Suzuki Fe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materials

Also Published As

Publication number Publication date
DE19739959A1 (de) 1998-03-26
CN1177821A (zh) 1998-04-01
JPH1088294A (ja) 1998-04-07
DE19739959C2 (de) 2003-07-31

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C14 Grant of patent or utility model
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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20040225

Termination date: 20130911