DE60139844D1 - Herstellungsverfahren eines anisotropen Magnetpulvers - Google Patents

Herstellungsverfahren eines anisotropen Magnetpulvers

Info

Publication number
DE60139844D1
DE60139844D1 DE60139844T DE60139844T DE60139844D1 DE 60139844 D1 DE60139844 D1 DE 60139844D1 DE 60139844 T DE60139844 T DE 60139844T DE 60139844 T DE60139844 T DE 60139844T DE 60139844 D1 DE60139844 D1 DE 60139844D1
Authority
DE
Germany
Prior art keywords
production process
magnetic powder
anisotropic magnetic
anisotropic
powder
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
DE60139844T
Other languages
English (en)
Inventor
Yoshinobu Honkura
Norihiko Hamada
Chisato Mishima
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.)
Aichi Steel Corp
Original Assignee
Aichi Steel 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 Aichi Steel Corp filed Critical Aichi Steel Corp
Application granted granted Critical
Publication of DE60139844D1 publication Critical patent/DE60139844D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • 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
    • H01F1/0573—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 obtained by reduction or by hydrogen decrepitation or embrittlement
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
DE60139844T 2000-09-20 2001-09-18 Herstellungsverfahren eines anisotropen Magnetpulvers Expired - Lifetime DE60139844D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000285679A JP3452254B2 (ja) 2000-09-20 2000-09-20 異方性磁石粉末の製造方法、異方性磁石粉末の原料粉末およびボンド磁石

Publications (1)

Publication Number Publication Date
DE60139844D1 true DE60139844D1 (de) 2009-10-22

Family

ID=18769707

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60139844T Expired - Lifetime DE60139844D1 (de) 2000-09-20 2001-09-18 Herstellungsverfahren eines anisotropen Magnetpulvers

Country Status (7)

Country Link
US (2) US6709533B2 (de)
EP (1) EP1191553B1 (de)
JP (1) JP3452254B2 (de)
KR (1) KR100452787B1 (de)
CN (1) CN1198291C (de)
DE (1) DE60139844D1 (de)
TW (1) TW527611B (de)

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EP1457998A4 (de) * 2001-12-19 2009-06-17 Hitachi Metals Ltd Seltenerdelement-eisenborlegierung und magnetisch anisotropes permanentmagnetpulver und verfahren zu seiner herstellung
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US6955729B2 (en) 2002-04-09 2005-10-18 Aichi Steel Corporation Alloy for bonded magnets, isotropic magnet powder and anisotropic magnet powder and their production method, and bonded magnet
US7255751B2 (en) * 2002-09-30 2007-08-14 Tdk Corporation Method for manufacturing R-T-B system rare earth permanent magnet
US7311788B2 (en) * 2002-09-30 2007-12-25 Tdk Corporation R-T-B system rare earth permanent magnet
DE60317460T2 (de) * 2002-09-30 2008-09-18 Tdk Corp. Seltenerdelement-permanentmagnet auf r-t-b-basis
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CN1333410C (zh) * 2003-01-16 2007-08-22 爱知制钢株式会社 各向异性磁铁粉末的制造方法
US7632360B2 (en) 2003-08-27 2009-12-15 Nissan Motor Co., Ltd. Rare earth magnet powder and method of producing the same
US7357880B2 (en) 2003-10-10 2008-04-15 Aichi Steel Corporation Composite rare-earth anisotropic bonded magnet, composite rare-earth anisotropic bonded magnet compound, and methods for their production
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CN1622237B (zh) * 2003-11-28 2010-04-28 Tdk株式会社 永久磁铁用合金粉末的制造装置及制造方法
CN1901105B (zh) * 2005-07-18 2010-05-12 漯河市三鑫稀土永磁材料有限责任公司 高耐温性hddr钕铁硼各向异性磁粉
JP4605396B2 (ja) 2006-04-14 2011-01-05 信越化学工業株式会社 希土類永久磁石材料の製造方法
JP4730545B2 (ja) * 2006-04-14 2011-07-20 信越化学工業株式会社 希土類永久磁石材料の製造方法
JP4730546B2 (ja) * 2006-04-14 2011-07-20 信越化学工業株式会社 希土類永久磁石の製造方法
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JP4656323B2 (ja) * 2006-04-14 2011-03-23 信越化学工業株式会社 希土類永久磁石材料の製造方法
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JP4835758B2 (ja) 2009-03-30 2011-12-14 Ｔｄｋ株式会社 希土類磁石の製造方法
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JP5381435B2 (ja) * 2009-07-14 2014-01-08 富士電機株式会社 永久磁石用磁石粉末の製造方法、永久磁石粉末及び永久磁石
KR101166662B1 (ko) 2009-07-31 2012-07-18 히타치 긴조쿠 가부시키가이샤 희토류계 자석용 원료 합금의 수소 분쇄가루의 회수방법 및 회수장치
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JP5059955B2 (ja) 2010-04-15 2012-10-31 住友電気工業株式会社 磁石用粉末
CN103151130A (zh) 2010-05-19 2013-06-12 住友电气工业株式会社 磁性部件用粉末、粉末成形体及磁性部件
JP5856953B2 (ja) * 2010-05-20 2016-02-10 国立研究開発法人物質・材料研究機構 希土類永久磁石の製造方法および希土類永久磁石
KR101219515B1 (ko) 2010-07-02 2013-01-11 한국기계연구원 본드자석용 Ｒ―Ｆｅ―Ｂ계 희토류 자성분말의 제조방법, 이에 의해 제조된 자성분말 및 상기 자성분말을 이용한 본드자석의 제조방법, 이에 의해 제조된 본드자석
JP5757394B2 (ja) * 2010-07-30 2015-07-29 日立金属株式会社 希土類永久磁石の製造方法
WO2012043692A1 (ja) * 2010-09-30 2012-04-05 日立金属株式会社 Ｒ－ｔ－ｂ系焼結磁石の製造方法
JP5760400B2 (ja) * 2010-11-17 2015-08-12 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系焼結磁石の製造方法
JP5854304B2 (ja) * 2011-01-19 2016-02-09 日立金属株式会社 Ｒ−ｔ−ｂ系焼結磁石の製造方法
JP5708241B2 (ja) * 2011-05-24 2015-04-30 トヨタ自動車株式会社 希土類磁石の製造方法
DE102011108173A1 (de) * 2011-07-20 2013-01-24 Aichi Steel Corporation Magnetisches Material und Verfahren zu dessen Herstellung
DE102011108174A1 (de) * 2011-07-20 2013-01-24 Aichi Steel Corporation Magnetisches Material und Verfahren zu dessen Herstellung
DE102012200850A1 (de) * 2012-01-20 2013-07-25 Robert Bosch Gmbh Verfahren zur Herstellung eines magnetischen Materials und Permanentmagnet
CN104036949A (zh) * 2014-06-11 2014-09-10 北京工业大学 一种利用块状烧结钕铁硼加工废料制备高性能再生烧结钕铁硼磁体的方法
CN104036945A (zh) * 2014-06-11 2014-09-10 北京工业大学 一种利用废旧永磁电机磁钢制备高温稳定性再生烧结钕铁硼磁体的方法
CN104036944A (zh) * 2014-06-11 2014-09-10 北京工业大学 一种利用块状烧结钕铁硼加工废料制备高温稳定性再生烧结钕铁硼磁体的方法
CN104036947A (zh) * 2014-06-11 2014-09-10 北京工业大学 一种利用废旧永磁电机磁钢制备高矫顽力再生烧结钕铁硼磁体的方法
CN104036942A (zh) * 2014-06-11 2014-09-10 北京工业大学 一种利用块状烧结钕铁硼加工废料制备高性能高矫顽力再生烧结钕铁硼磁体的方法
CN105839006B (zh) 2015-01-29 2020-08-11 户田工业株式会社 R-t-b系稀土磁铁粉末的制造方法、r-t-b系稀土磁铁粉末和粘结磁铁
FR3044161B1 (fr) * 2015-11-25 2019-05-03 Commissariat A L'energie Atomique Et Aux Energies Alternatives Aimant permanent fritte
CN106205992B (zh) * 2016-06-28 2019-05-07 上海交通大学 高矫顽力及低剩磁温度敏感性的烧结钕铁硼磁体及制备
US10490326B2 (en) * 2016-12-12 2019-11-26 Hyundai Motor Company Method of producing rare earth permanent magnet
CN108220732B (zh) 2016-12-22 2019-12-31 有研稀土新材料股份有限公司 合金材料、粘结磁体以及稀土永磁粉的改性方法
KR102045402B1 (ko) * 2018-04-30 2019-11-15 성림첨단산업(주) 희토류 영구자석의 제조방법
JP7167673B2 (ja) * 2018-12-03 2022-11-09 Tdk株式会社 Ｒ‐ｔ‐ｂ系永久磁石の製造方法
CN110752087B (zh) * 2019-11-06 2021-12-14 有研稀土新材料股份有限公司 稀土类异方性粘结磁粉的制备方法
CN110890190A (zh) * 2019-11-06 2020-03-17 有研稀土新材料股份有限公司 一种异方性粘结磁粉及其制备方法
CN112017835B (zh) * 2020-08-20 2023-03-17 合肥工业大学 一种低重稀土高矫顽力烧结钕铁硼磁体及其制备方法
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Also Published As

Publication number Publication date
EP1191553A2 (de) 2002-03-27
US6709533B2 (en) 2004-03-23
EP1191553B1 (de) 2009-09-09
EP1191553A3 (de) 2003-07-30
JP3452254B2 (ja) 2003-09-29
US20020059965A1 (en) 2002-05-23
TW527611B (en) 2003-04-11
CN1345073A (zh) 2002-04-17
KR100452787B1 (ko) 2004-10-14
US20030047240A1 (en) 2003-03-13
CN1198291C (zh) 2005-04-20
KR20020033504A (ko) 2002-05-07
JP2002093610A (ja) 2002-03-29

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