JP2002164239A - 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 - Google Patents

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

Info

Publication number
JP2002164239A
JP2002164239A JP2001279656A JP2001279656A JP2002164239A JP 2002164239 A JP2002164239 A JP 2002164239A JP 2001279656 A JP2001279656 A JP 2001279656A JP 2001279656 A JP2001279656 A JP 2001279656A JP 2002164239 A JP2002164239 A JP 2002164239A
Authority
JP
Japan
Prior art keywords
magnet
arc segment
less
rare earth
slurry
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
JP2001279656A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002164239A5 (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 JP2001279656A priority Critical patent/JP2002164239A/ja
Publication of JP2002164239A publication Critical patent/JP2002164239A/ja
Publication of JP2002164239A5 publication Critical patent/JP2002164239A5/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
    • H01F1/057—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
JP2001279656A 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およびアークセグメント磁石 Pending JP2002164239A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001279656A JP2002164239A (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およびアークセグメント磁石

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000-280104 2000-09-14
JP2000280104 2000-09-14
JP2001279656A JP2002164239A (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およびアークセグメント磁石

Publications (2)

Publication Number Publication Date
JP2002164239A true JP2002164239A (ja) 2002-06-07
JP2002164239A5 JP2002164239A5 (enExample) 2007-03-01

Family

ID=26600003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001279656A Pending JP2002164239A (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およびアークセグメント磁石

Country Status (1)

Country Link
JP (1) JP2002164239A (enExample)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004029997A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石及び磁石組成物
WO2004029995A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石
WO2004029999A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石
US7314531B2 (en) 2003-03-28 2008-01-01 Tdk Corporation R-T-B system rare earth permanent magnet
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
WO2009128458A1 (ja) * 2008-04-15 2009-10-22 日東電工株式会社 永久磁石及び永久磁石の製造方法
WO2009128459A1 (ja) * 2008-04-15 2009-10-22 日東電工株式会社 永久磁石及び永久磁石の製造方法
JP2012050329A (ja) * 2011-11-24 2012-03-08 Nitto Denko Corp モータ用永久磁石及びモータ用永久磁石の製造方法
US9093218B2 (en) 2008-03-18 2015-07-28 Nitto Denko Corporation Permanent magnet for motor, and method for manufacturing the permanent magnet for motor
CN107610861A (zh) * 2017-09-26 2018-01-19 北京京磁电工科技有限公司 钕铁硼磁体的高剩磁制备工艺
CN107622853A (zh) * 2016-07-15 2018-01-23 Tdk株式会社 R‑t‑b系稀土类永久磁铁
JP2021082826A (ja) * 2015-03-24 2021-05-27 日東電工株式会社 希土類磁石形成用焼結体の製造方法

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004029997A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石及び磁石組成物
WO2004029995A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石
WO2004029996A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石
WO2004029998A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石の製造方法
WO2004029999A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石
WO2004030000A1 (ja) * 2002-09-30 2004-04-08 Tdk Corporation Ｒ−ｔ−ｂ系希土類永久磁石の製造方法
US7311788B2 (en) 2002-09-30 2007-12-25 Tdk Corporation R-T-B system rare earth permanent magnet
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
US7314531B2 (en) 2003-03-28 2008-01-01 Tdk Corporation R-T-B system rare earth permanent magnet
US9093218B2 (en) 2008-03-18 2015-07-28 Nitto Denko Corporation Permanent magnet for motor, and method for manufacturing the permanent magnet for motor
WO2009128459A1 (ja) * 2008-04-15 2009-10-22 日東電工株式会社 永久磁石及び永久磁石の製造方法
JP2009259956A (ja) * 2008-04-15 2009-11-05 Nitto Denko Corp 永久磁石及び永久磁石の製造方法
JP2009259955A (ja) * 2008-04-15 2009-11-05 Nitto Denko Corp 永久磁石及び永久磁石の製造方法
US8333848B2 (en) 2008-04-15 2012-12-18 Nitto Denko Corporation Permanent magnet and process for producing permanent magnet
US8500922B2 (en) 2008-04-15 2013-08-06 Nitto Denko Corporation Permanent magnet and process for producing permanent magnet
KR101458255B1 (ko) * 2008-04-15 2014-11-04 닛토덴코 가부시키가이샤 영구 자석 및 영구 자석의 제조 방법
KR101458256B1 (ko) * 2008-04-15 2014-11-04 닛토덴코 가부시키가이샤 영구 자석 및 영구 자석의 제조 방법
WO2009128458A1 (ja) * 2008-04-15 2009-10-22 日東電工株式会社 永久磁石及び永久磁石の製造方法
JP2012050329A (ja) * 2011-11-24 2012-03-08 Nitto Denko Corp モータ用永久磁石及びモータ用永久磁石の製造方法
JP2021082826A (ja) * 2015-03-24 2021-05-27 日東電工株式会社 希土類磁石形成用焼結体の製造方法
CN107622853A (zh) * 2016-07-15 2018-01-23 Tdk株式会社 R‑t‑b系稀土类永久磁铁
CN107622853B (zh) * 2016-07-15 2019-09-20 Tdk株式会社 R-t-b系稀土类永久磁铁
CN107610861A (zh) * 2017-09-26 2018-01-19 北京京磁电工科技有限公司 钕铁硼磁体的高剩磁制备工艺

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