JP2002164238A - 希土類焼結磁石の製造方法およびリング磁石 - Google Patents

希土類焼結磁石の製造方法およびリング磁石

Info

Publication number
JP2002164238A
JP2002164238A JP2001279655A JP2001279655A JP2002164238A JP 2002164238 A JP2002164238 A JP 2002164238A JP 2001279655 A JP2001279655 A JP 2001279655A JP 2001279655 A JP2001279655 A JP 2001279655A JP 2002164238 A JP2002164238 A JP 2002164238A
Authority
JP
Japan
Prior art keywords
rare earth
magnet
slurry
weight
ring
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.)
Pending
Application number
JP2001279655A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002164238A5 (enExample
Inventor
Hisato Tokoro
久人 所
Kimio Uchida
公穂 内田
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP2001279655A priority Critical patent/JP2002164238A/ja
Publication of JP2002164238A publication Critical patent/JP2002164238A/ja
Publication of JP2002164238A5 publication Critical patent/JP2002164238A5/ja
Pending 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
    • H01F1/0558—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together bonded together

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
JP2001279655A 2000-09-14 2001-09-14 希土類焼結磁石の製造方法およびリング磁石 Pending JP2002164238A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001279655A JP2002164238A (ja) 2000-09-14 2001-09-14 希土類焼結磁石の製造方法およびリング磁石

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000-280104 2000-09-14
JP2000280104 2000-09-14
JP2001279655A JP2002164238A (ja) 2000-09-14 2001-09-14 希土類焼結磁石の製造方法およびリング磁石

Publications (2)

Publication Number Publication Date
JP2002164238A true JP2002164238A (ja) 2002-06-07
JP2002164238A5 JP2002164238A5 (enExample) 2007-03-01

Family

ID=26600002

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001279655A Pending JP2002164238A (ja) 2000-09-14 2001-09-14 希土類焼結磁石の製造方法およびリング磁石

Country Status (1)

Country Link
JP (1) JP2002164238A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005091315A1 (ja) * 2004-03-23 2005-09-29 Japan Science And Technology Agency Ｒ−Ｆｅ−Ｂ系薄膜磁石及びその製造方法
KR100826661B1 (ko) * 2004-03-23 2008-05-02 도꾸리쯔교세이호징 가가꾸 기쥬쯔 신꼬 기꼬 Ｒ-Ｆｅ-Ｂ계 박막자석 및 그 제조방법
JP2008163466A (ja) * 2002-10-08 2008-07-17 Hitachi Metals Ltd 焼結型永久磁石の製造方法及び金型
CN100431062C (zh) * 2002-10-08 2008-11-05 日立金属株会社 烧结型R-Fe-B系永磁体及其制造方法
JP2009200186A (ja) * 2008-02-20 2009-09-03 Tdk Corp 焼結磁石の製造方法
CN112919895A (zh) * 2020-12-28 2021-06-08 横店集团东磁股份有限公司 一种应用异性干压铁氧体细粉的磁体的制备方法

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008163466A (ja) * 2002-10-08 2008-07-17 Hitachi Metals Ltd 焼結型永久磁石の製造方法及び金型
CN100431062C (zh) * 2002-10-08 2008-11-05 日立金属株会社 烧结型R-Fe-B系永磁体及其制造方法
WO2005091315A1 (ja) * 2004-03-23 2005-09-29 Japan Science And Technology Agency Ｒ−Ｆｅ−Ｂ系薄膜磁石及びその製造方法
KR100826661B1 (ko) * 2004-03-23 2008-05-02 도꾸리쯔교세이호징 가가꾸 기쥬쯔 신꼬 기꼬 Ｒ-Ｆｅ-Ｂ계 박막자석 및 그 제조방법
JPWO2005091315A1 (ja) * 2004-03-23 2008-05-22 独立行政法人科学技術振興機構 Ｒ−Ｆｅ−Ｂ系薄膜磁石及びその製造方法
US7790300B2 (en) 2004-03-23 2010-09-07 Japan Science And Technology Agency R-Fe-B based thin film magnet and method for preparation thereof
JP4698581B2 (ja) * 2004-03-23 2011-06-08 独立行政法人科学技術振興機構 Ｒ−Ｆｅ−Ｂ系薄膜磁石及びその製造方法
JP2009200186A (ja) * 2008-02-20 2009-09-03 Tdk Corp 焼結磁石の製造方法
CN112919895A (zh) * 2020-12-28 2021-06-08 横店集团东磁股份有限公司 一种应用异性干压铁氧体细粉的磁体的制备方法
CN112919895B (zh) * 2020-12-28 2022-02-18 横店集团东磁股份有限公司 一种应用异性干压铁氧体细粉的磁体的制备方法

Similar Documents

Publication Publication Date Title
JP6274216B2 (ja) Ｒ−ｔ−ｂ系焼結磁石、および、モータ
JP5754232B2 (ja) 高保磁力ＮｄＦｅＢ磁石の製法
JP5196080B2 (ja) 希土類磁石の製造方法
JP6330813B2 (ja) Ｒ−ｔ−ｂ系焼結磁石、および、モータ
CN106898450A (zh) 稀土磁体
JP6536816B2 (ja) Ｒ−ｔ−ｂ系焼結磁石およびモータ
CN103620707A (zh) 稀土类烧结磁体、稀土类烧结磁体的制造方法以及旋转电机
JP6484994B2 (ja) Ｓｍ−Ｆｅ−Ｎ系磁石成形体およびその製造方法
WO2013027592A1 (ja) 磁石用圧粉成形体の製造方法、磁石用圧粉成形体、及び焼結体
US6635120B2 (en) Method for producing sintered rare earth magnet and sintered ring magnet
JP2012212808A (ja) 希土類焼結磁石の製造方法
US6312494B1 (en) Arc segment magnet, ring magnet and method for producing such magnets
JP2002164239A (ja) 希土類焼結磁石の製造方法およびリング磁石およびアークセグメント磁石
JP6613730B2 (ja) 希土類磁石の製造方法
CN110537232A (zh) 永久磁铁和旋转电机
JP5743458B2 (ja) Ｒ−ｔ−ｂ系希土類永久磁石用合金材料、ｒ−ｔ−ｂ系希土類永久磁石の製造方法およびモーター
JP6691666B2 (ja) Ｒ−ｔ−ｂ系磁石の製造方法
CN113614864B (zh) R－t－b系永久磁体及其制造方法
CN1238062A (zh) 具有微晶组织的薄带磁体及其制造方法以及各向同性永久磁体粉末的制造方法
JP2002164239A5 (enExample)
JP2002164238A (ja) 希土類焼結磁石の製造方法およびリング磁石
CN100394521C (zh) 磁场中成型方法及稀土类烧结磁铁的制造方法
JP2002164238A5 (enExample)
JP2000235909A (ja) 希土類・鉄・ボロン系磁石とその製造方法
JP6691667B2 (ja) Ｒ−ｔ−ｂ系磁石の製造方法

Legal Events

Date Code Title Description
A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A712

Effective date: 20040526

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070116

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070116

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20070116

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A712

Effective date: 20070613

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20090903

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090909

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20100106