DE19981167T1 - Seltenerd-Magnetmaterialien vom Nitrid-Typ und daraus gebildete Verbundmagnete - Google Patents

Seltenerd-Magnetmaterialien vom Nitrid-Typ und daraus gebildete Verbundmagnete

Info

Publication number
DE19981167T1
DE19981167T1 DE19981167T DE19981167T DE19981167T1 DE 19981167 T1 DE19981167 T1 DE 19981167T1 DE 19981167 T DE19981167 T DE 19981167T DE 19981167 T DE19981167 T DE 19981167T DE 19981167 T1 DE19981167 T1 DE 19981167T1
Authority
DE
Germany
Prior art keywords
rare earth
earth magnet
formed therefrom
magnet materials
nitride type
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.)
Withdrawn
Application number
DE19981167T
Other languages
English (en)
Inventor
Hiroshi Okajima
Masahiro Tobise
Mikio Shindo
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
Publication of DE19981167T1 publication Critical patent/DE19981167T1/de
Withdrawn legal-status Critical Current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
    • H01F1/06—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 in the form of particles, e.g. powder
    • 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
    • H01F1/059—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2
    • 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
    • H01F1/059—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2
    • H01F1/0596—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2 of rhombic or rhombohedral Th2Zn17 structure or hexagonal Th2Ni17 structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
DE19981167T 1998-05-26 1999-05-25 Seltenerd-Magnetmaterialien vom Nitrid-Typ und daraus gebildete Verbundmagnete Withdrawn DE19981167T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16137598 1998-05-26
PCT/JP1999/002746 WO1999062081A1 (fr) 1998-05-26 1999-05-25 Materiau pour aimant permanent en terre rare de type nitrure et aimant lie utilisant ce materiau

Publications (1)

Publication Number Publication Date
DE19981167T1 true DE19981167T1 (de) 2000-08-10

Family

ID=15733905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19981167T Withdrawn DE19981167T1 (de) 1998-05-26 1999-05-25 Seltenerd-Magnetmaterialien vom Nitrid-Typ und daraus gebildete Verbundmagnete

Country Status (5)

Country Link
US (1) US6413327B1 (de)
KR (1) KR20010022276A (de)
CN (1) CN1163914C (de)
DE (1) DE19981167T1 (de)
WO (1) WO1999062081A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6797081B2 (en) * 2000-08-31 2004-09-28 Showa Denko K.K. Centrifugal casting method, centrifugal casting apparatus, and cast alloy produced by same
EP1383143B1 (de) * 2001-04-24 2016-08-17 Asahi Kasei Kabushiki Kaisha Herstellungsverfahren eines festmaterials für einen magnet
US20050062572A1 (en) * 2003-09-22 2005-03-24 General Electric Company Permanent magnet alloy for medical imaging system and method of making
US7713360B2 (en) * 2004-02-26 2010-05-11 Shin-Etsu Chemical Co., Ltd. Rare earth permanent magnet
EP1749599B1 (de) * 2004-04-30 2015-09-09 Hitachi Metals, Ltd. Verfahren zur herstellung einer rohmateriallegierung für seltenerdmagenten, pulvermagneten und sintermagneten
US7846273B2 (en) * 2005-10-31 2010-12-07 Showa Denko K.K. R-T-B type alloy, production method of R-T-B type alloy flake, fine powder for R-T-B type rare earth permanent magnet, and R-T-B type rare earth permanent magnet
CN100437841C (zh) * 2006-09-19 2008-11-26 北京大学 各向异性稀土永磁材料及其磁粉和磁体的制造方法
CN101981634B (zh) * 2008-03-31 2013-06-12 日立金属株式会社 R-t-b系烧结磁体及其制造方法
CN101577162B (zh) * 2009-03-19 2011-07-20 包头市玺骏稀土有限责任公司 一种各向异性的钐钴粘接磁粉
DE102012207308A1 (de) * 2012-05-02 2013-11-07 Robert Bosch Gmbh Magnetisches Material, seine Verwendung und Verfahren zu dessen Herstellung
CN105723476B (zh) * 2014-09-19 2018-03-27 株式会社东芝 永磁体、电动机及发电机
CN107077936B (zh) * 2014-11-28 2019-03-12 株式会社东芝 永磁体、电动机及发电机
JP2016207712A (ja) * 2015-04-16 2016-12-08 株式会社ジェイテクト 磁石の製造方法及び磁石
CN105355354B (zh) * 2015-12-15 2017-12-08 北京科技大学 一种钐铁氮基各向异性稀土永磁粉及其制备方法
JP6332259B2 (ja) * 2015-12-24 2018-05-30 日亜化学工業株式会社 異方性磁性粉末およびその製造方法
WO2018163967A1 (ja) * 2017-03-10 2018-09-13 国立研究開発法人産業技術総合研究所 Ｓｍ－Ｆｅ－Ｎ系結晶粒子を含む磁石粉末およびそれから製造される焼結磁石ならびにそれらの製造方法
JP6447768B2 (ja) 2017-05-17 2019-01-09 日亜化学工業株式会社 異方性磁性粉末用二次粒子および異方性磁性粉末の製造方法
JP7168394B2 (ja) * 2018-09-21 2022-11-09 トヨタ自動車株式会社 希土類磁石及びその製造方法
CN109192428B (zh) * 2018-10-19 2020-06-16 广东省稀有金属研究所 一种低成本单晶磁粉及其制备方法与应用
JP7405141B2 (ja) * 2019-05-31 2023-12-26 株式会社村田製作所 サマリウム鉄窒素系磁性材料
JP7385868B2 (ja) * 2020-06-29 2023-11-24 国立大学法人東北大学 希土類鉄窒素系磁性粉末、ボンド磁石用コンパウンド、ボンド磁石及び希土類鉄窒素系磁性粉末の製造方法
JP2022053207A (ja) 2020-09-24 2022-04-05 トヨタ自動車株式会社 Ｓｍ－Ｆｅ－Ｎ系磁性材料及びその製造方法
JP7447753B2 (ja) * 2020-09-24 2024-03-12 トヨタ自動車株式会社 Ｓｍ－Ｆｅ－Ｎ系磁性材料及びその製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5186766A (en) * 1988-09-14 1993-02-16 Asahi Kasei Kogyo Kabushiki Kaisha Magnetic materials containing rare earth element iron nitrogen and hydrogen
JPH04260302A (ja) 1991-02-14 1992-09-16 Tdk Corp 磁石粉末およびその製造方法ならびにボンディッド磁石
JPH04323350A (ja) 1991-04-22 1992-11-12 Shin Etsu Chem Co Ltd 希土類磁石合金および希土類永久磁石
JPH0594917A (ja) * 1991-05-28 1993-04-16 Akihisa Inoue 永久磁石体
GB9217760D0 (en) 1992-08-21 1992-10-07 Martinex R & D Inc Permanent manget material containing a rare-earth element,iron,nitrogen & carbon
US5456769A (en) * 1993-03-10 1995-10-10 Kabushiki Kaisha Toshiba Magnetic material
US5403407A (en) * 1993-04-08 1995-04-04 University Of Delaware Permanent magnets made from iron alloys
US5750044A (en) * 1994-07-12 1998-05-12 Tdk Corporation Magnet and bonded magnet
JP3504735B2 (ja) * 1994-07-25 2004-03-08 住友特殊金属株式会社 Ｒ−ｔ−ｍ−ｎ系異方性ボンド磁石の製造方法
US5858123A (en) * 1995-07-12 1999-01-12 Hitachi Metals, Ltd. Rare earth permanent magnet and method for producing the same
JP3304726B2 (ja) * 1995-11-28 2002-07-22 住友金属鉱山株式会社 希土類−鉄−窒素系磁石合金
US5968290A (en) * 1997-04-03 1999-10-19 Kabushiki Kaisha Toshiba Permanent magnet material and bonded magnet

Also Published As

Publication number Publication date
CN1272213A (zh) 2000-11-01
CN1163914C (zh) 2004-08-25
KR20010022276A (ko) 2001-03-15
US6413327B1 (en) 2002-07-02
WO1999062081A1 (fr) 1999-12-02

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Legal Events

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OP8 Request for examination as to paragraph 44 patent law
8139 Disposal/non-payment of the annual fee