JP4069727B2 - 希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石 - Google Patents

希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石 Download PDF

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Publication number
JP4069727B2
JP4069727B2 JP2002330654A JP2002330654A JP4069727B2 JP 4069727 B2 JP4069727 B2 JP 4069727B2 JP 2002330654 A JP2002330654 A JP 2002330654A JP 2002330654 A JP2002330654 A JP 2002330654A JP 4069727 B2 JP4069727 B2 JP 4069727B2
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Prior art keywords
powder
rare earth
compound
magnet
magnetic
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Expired - Fee Related
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JP2002330654A
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English (en)
Japanese (ja)
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JP2003224010A5 (enExample
JP2003224010A (ja
Inventor
武司 西内
裕和 金清
哲 広沢
敏夫 三次
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Proterial Ltd
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Hitachi Metals Ltd
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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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • H01F1/0578—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 bonded together
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
JP2002330654A 2001-11-20 2002-11-14 希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石 Expired - Fee Related JP4069727B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002330654A JP4069727B2 (ja) 2001-11-20 2002-11-14 希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001-354315 2001-11-20
JP2001354315 2001-11-20
JP2002330654A JP4069727B2 (ja) 2001-11-20 2002-11-14 希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石

Publications (3)

Publication Number Publication Date
JP2003224010A JP2003224010A (ja) 2003-08-08
JP2003224010A5 JP2003224010A5 (enExample) 2005-11-04
JP4069727B2 true JP4069727B2 (ja) 2008-04-02

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JP2002330654A Expired - Fee Related JP4069727B2 (ja) 2001-11-20 2002-11-14 希土類系ボンド磁石用コンパウンドおよびそれを用いたボンド磁石

Country Status (8)

Country Link
EP (1) EP1447823A4 (enExample)
JP (1) JP4069727B2 (enExample)
KR (1) KR100535947B1 (enExample)
CN (1) CN1303622C (enExample)
AU (1) AU2002349650A1 (enExample)
HU (1) HUP0302850A3 (enExample)
RU (1) RU2253918C1 (enExample)
WO (1) WO2003044811A1 (enExample)

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RU2288336C2 (ru) * 2004-08-23 2006-11-27 Валерий Тихонович Панков Элемент соединения профилей
GB0423737D0 (en) * 2004-10-26 2004-11-24 Less Common Metals Ltd Method of reducing the free iron phase in iron containing rare earth-transition metal-boron type alloys
EP2212868A4 (en) * 2007-10-04 2011-01-05 Bell Oak Invest Proprietary Ltd MONITORING DEVICE
KR101242465B1 (ko) * 2007-10-31 2013-03-12 가부시키가이샤 알박 영구자석의 제조 방법 및 영구자석
JP4902677B2 (ja) * 2009-02-02 2012-03-21 株式会社日立製作所 希土類磁石
CN102206767A (zh) * 2010-03-29 2011-10-05 深圳市铂科磁材有限公司 一种纳米铁硅软磁材料的制备方法
RU2483380C2 (ru) * 2011-04-07 2013-05-27 Олег Фёдорович Меньших Способ производства постоянных магнитов
JP5948805B2 (ja) * 2011-11-16 2016-07-06 Tdk株式会社 異方性ボンド磁石および異方性ボンド磁石用コンパウンド
KR101778164B1 (ko) * 2012-02-03 2017-09-13 엘지전자 주식회사 코어-쉘 구조를 가지는 경-연자성 혼성 구조의 나노입자, 상기 나노입자를 이용하여 제조한 자석 및 이들의 제조방법
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
DE102015213957B4 (de) * 2015-07-23 2019-03-14 Volkswagen Aktiengesellschaft Verfahren zur Herstellung eines Hybridmagneten sowie mit dem Verfahren herstellbarer Hybridmagnet und eine den Hybridmagnet umfassende elektrische Maschine
CN108074701B (zh) * 2016-11-07 2022-03-25 北京中科三环高技术股份有限公司 一种高密度粘结磁体及其制备方法
JP2019102583A (ja) * 2017-11-30 2019-06-24 ミネベアミツミ株式会社 希土類磁石粉末、希土類ボンド磁石および希土類ボンド磁石の製造方法
JP7057156B2 (ja) * 2018-02-28 2022-04-19 株式会社神戸製鋼所 粉末冶金用鉄粉
JP7424994B2 (ja) 2018-04-13 2024-01-30 タニオビス ゲー・エム・ベー・ハー ３ｄ印刷用の金属粉末
CN113077953B (zh) * 2021-03-26 2024-04-16 安徽工业大学 一种基于磁交换长度提升铁基磁粉芯导磁性的方法及产品
CN119407184B (zh) * 2025-01-08 2025-03-21 杭州电子科技大学 一种稀土金属间氮化物非球形纳米软磁颗粒及其制备方法和应用

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JPH01103805A (ja) * 1987-07-30 1989-04-20 Tdk Corp 永久磁石
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Also Published As

Publication number Publication date
KR100535947B1 (ko) 2005-12-12
EP1447823A1 (en) 2004-08-18
AU2002349650A1 (en) 2003-06-10
HUP0302850A3 (en) 2008-06-30
KR20040030469A (ko) 2004-04-09
JP2003224010A (ja) 2003-08-08
CN1483207A (zh) 2004-03-17
EP1447823A4 (en) 2005-03-02
HUP0302850A2 (hu) 2004-04-28
CN1303622C (zh) 2007-03-07
RU2253918C1 (ru) 2005-06-10
WO2003044811A1 (en) 2003-05-30

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