KR100535947B1 - 희토류계 본드자석용 컴파운드 및 그것을 이용한 본드자석 - Google Patents

희토류계 본드자석용 컴파운드 및 그것을 이용한 본드자석 Download PDF

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Publication number
KR100535947B1
KR100535947B1 KR10-2003-7008575A KR20037008575A KR100535947B1 KR 100535947 B1 KR100535947 B1 KR 100535947B1 KR 20037008575 A KR20037008575 A KR 20037008575A KR 100535947 B1 KR100535947 B1 KR 100535947B1
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South Korea
Prior art keywords
rare earth
compound
powder
magnetic
magnet
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Expired - Fee Related
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KR10-2003-7008575A
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English (en)
Korean (ko)
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KR20040030469A (ko
Inventor
니시우치다케시
카네키요히로가쯔
히로사와사토시
미요시토시오
Original Assignee
가부시키가이샤 네오맥스
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    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic 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)
KR10-2003-7008575A 2001-11-20 2002-11-18 희토류계 본드자석용 컴파운드 및 그것을 이용한 본드자석 Expired - Fee Related KR100535947B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001354315 2001-11-20
JPJP-P-2001-00354315 2001-11-20
PCT/JP2002/012033 WO2003044811A1 (en) 2001-11-20 2002-11-18 Compound for rare earth element based bonded magnet and bonded magnet using the same

Publications (2)

Publication Number Publication Date
KR20040030469A KR20040030469A (ko) 2004-04-09
KR100535947B1 true KR100535947B1 (ko) 2005-12-12

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KR10-2003-7008575A Expired - Fee Related KR100535947B1 (ko) 2001-11-20 2002-11-18 희토류계 본드자석용 컴파운드 및 그것을 이용한 본드자석

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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JP4902677B2 (ja) * 2009-02-02 2012-03-21 株式会社日立製作所 希土類磁石
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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
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JP7057156B2 (ja) * 2018-02-28 2022-04-19 株式会社神戸製鋼所 粉末冶金用鉄粉
CA3093878A1 (en) * 2018-04-13 2019-10-17 Taniobis Gmbh Metal powders for 3d-printing
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
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JP2024023145A (ja) * 2022-08-08 2024-02-21 日亜化学工業株式会社 多極円筒状磁石および複合部材
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
CN121790159A (zh) * 2025-12-30 2026-04-03 山西师范大学 一种均相功能基元序构的塑性可调钕铁硼磁体及制备方法

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Also Published As

Publication number Publication date
AU2002349650A1 (en) 2003-06-10
KR20040030469A (ko) 2004-04-09
EP1447823A1 (en) 2004-08-18
RU2253918C1 (ru) 2005-06-10
EP1447823A4 (en) 2005-03-02
HUP0302850A3 (en) 2008-06-30
JP4069727B2 (ja) 2008-04-02
WO2003044811A1 (en) 2003-05-30
CN1303622C (zh) 2007-03-07
HUP0302850A2 (hu) 2004-04-28
CN1483207A (zh) 2004-03-17
JP2003224010A (ja) 2003-08-08

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