KR100414460B1 - 자석 분말, 자석 분말의 제조방법 및 결합 자석 - Google Patents

자석 분말, 자석 분말의 제조방법 및 결합 자석 Download PDF

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Publication number
KR100414460B1
KR100414460B1 KR10-2001-0028086A KR20010028086A KR100414460B1 KR 100414460 B1 KR100414460 B1 KR 100414460B1 KR 20010028086 A KR20010028086 A KR 20010028086A KR 100414460 B1 KR100414460 B1 KR 100414460B1
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South Korea
Prior art keywords
magnetic
magnet
powder
atomic
coercive force
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Expired - Fee Related
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KR10-2001-0028086A
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English (en)
Korean (ko)
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KR20010107652A (ko
Inventor
아라이아키라
가토히로시
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세이코 엡슨 가부시키가이샤
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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
    • 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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/70—Nanostructure
    • Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
    • Y10S977/775—Nanosized powder or flake, e.g. nanosized catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/70—Nanostructure
    • Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
    • Y10S977/775—Nanosized powder or flake, e.g. nanosized catalyst
    • Y10S977/777—Metallic powder or flake
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/70—Nanostructure
    • Y10S977/832—Nanostructure having specified property, e.g. lattice-constant, thermal expansion coefficient
    • Y10S977/838—Magnetic property of nanomaterial

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Power Engineering (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Hard Magnetic Materials (AREA)
KR10-2001-0028086A 2000-05-22 2001-05-22 자석 분말, 자석 분말의 제조방법 및 결합 자석 Expired - Fee Related KR100414460B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP00-149717 2000-05-22
JP2000149717A JP2001332410A (ja) 2000-05-22 2000-05-22 磁石粉末、磁石粉末の製造方法およびボンド磁石

Publications (2)

Publication Number Publication Date
KR20010107652A KR20010107652A (ko) 2001-12-07
KR100414460B1 true KR100414460B1 (ko) 2004-01-07

Family

ID=18655531

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2001-0028086A Expired - Fee Related KR100414460B1 (ko) 2000-05-22 2001-05-22 자석 분말, 자석 분말의 제조방법 및 결합 자석

Country Status (7)

Country Link
US (1) US6627102B2 (enExample)
EP (1) EP1158544B1 (enExample)
JP (1) JP2001332410A (enExample)
KR (1) KR100414460B1 (enExample)
CN (1) CN1251253C (enExample)
DE (1) DE60123701T2 (enExample)
TW (1) TW554352B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090060773A1 (en) * 2004-10-28 2009-03-05 Kim Hyoung Tae Manufacture Method of NDFEB Isotropic and Anisotropic Permanent Magnets
RU2604092C1 (ru) * 2015-09-10 2016-12-10 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Магнитотвердый материал и изделие, выполненное из него

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0823713A1 (en) * 1996-08-07 1998-02-11 Toda Kogyo Corp. Rare earth bonded magnet and rare earth-iron-boron type magnet alloy
JPH10125518A (ja) * 1996-10-18 1998-05-15 Sumitomo Special Metals Co Ltd 微細結晶組織を有する薄板磁石
JPH10199717A (ja) * 1996-12-27 1998-07-31 Daido Steel Co Ltd 異方性磁石ならびにその製造方法
JPH10265915A (ja) * 1997-03-27 1998-10-06 Sumitomo Special Metals Co Ltd 微細結晶永久磁石合金及び永久磁石粉末の製造方法
JPH1116715A (ja) * 1997-06-26 1999-01-22 Sumitomo Special Metals Co Ltd 積層永久磁石の製造方法
KR100213333B1 (ko) * 1995-12-29 1999-08-02 이구택 초미세립 복합상 영구자석 조성물 및 이를 모재로 한 영구자석 재료 제조방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1273231A (en) * 1984-12-10 1990-08-28 Kalathur S.V.L. Narasimhan Permanent magnet alloy
JPS61157659A (ja) * 1984-12-28 1986-07-17 Tohoku Metal Ind Ltd 希土類磁石
JPS62165305A (ja) * 1986-01-16 1987-07-21 Hitachi Metals Ltd 熱安定性良好な永久磁石およびその製造方法
DE3786719T2 (de) * 1986-08-04 1993-12-09 Sumitomo Spec Metals Seltenerdmagnet und Seltenerdlegierung-Magnetpulver mit grossem Korrosionswiderstand.
JPH01205403A (ja) 1988-02-10 1989-08-17 Seiko Epson Corp 希土類，鉄系樹脂結合型磁石
DE68925506T2 (de) * 1988-10-04 1996-09-19 Hitachi Metals Ltd Gebundener R-Fe-B-Magnet und Verfahren zur Herstellung
JP3121824B2 (ja) * 1990-02-14 2001-01-09 ティーディーケイ株式会社 焼結永久磁石
FI930169A7 (fi) * 1990-07-16 1993-01-15 Aura Systems Inc Magnetiskt material
JP2999649B2 (ja) 1992-03-19 2000-01-17 住友特殊金属株式会社 希土類磁石並びに希土類磁石合金粉末とその製造方法
JPH06112026A (ja) * 1992-09-24 1994-04-22 Hitachi Metals Ltd 熱安定性と耐食性の良好な永久磁石およびその製造方法
JP3641021B2 (ja) * 1995-04-01 2005-04-20 株式会社Ｎｅｏｍａｘ 高保磁力鉄基永久磁石及びボンド磁石
JPH1053844A (ja) 1996-08-07 1998-02-24 Toda Kogyo Corp 希土類−鉄−ボロン系磁石合金及びその製造法並びに該希土類−鉄−ボロン系磁石合金を用いたボンド磁石
US6332933B1 (en) * 1997-10-22 2001-12-25 Santoku Corporation Iron-rare earth-boron-refractory metal magnetic nanocomposites

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100213333B1 (ko) * 1995-12-29 1999-08-02 이구택 초미세립 복합상 영구자석 조성물 및 이를 모재로 한 영구자석 재료 제조방법
EP0823713A1 (en) * 1996-08-07 1998-02-11 Toda Kogyo Corp. Rare earth bonded magnet and rare earth-iron-boron type magnet alloy
JPH10125518A (ja) * 1996-10-18 1998-05-15 Sumitomo Special Metals Co Ltd 微細結晶組織を有する薄板磁石
JPH10199717A (ja) * 1996-12-27 1998-07-31 Daido Steel Co Ltd 異方性磁石ならびにその製造方法
JPH10265915A (ja) * 1997-03-27 1998-10-06 Sumitomo Special Metals Co Ltd 微細結晶永久磁石合金及び永久磁石粉末の製造方法
JPH1116715A (ja) * 1997-06-26 1999-01-22 Sumitomo Special Metals Co Ltd 積層永久磁石の製造方法

Also Published As

Publication number Publication date
CN1327243A (zh) 2001-12-19
EP1158544A3 (en) 2002-08-28
KR20010107652A (ko) 2001-12-07
TW554352B (en) 2003-09-21
CN1251253C (zh) 2006-04-12
EP1158544B1 (en) 2006-10-11
DE60123701T2 (de) 2007-09-06
JP2001332410A (ja) 2001-11-30
US6627102B2 (en) 2003-09-30
DE60123701D1 (de) 2006-11-23
EP1158544A2 (en) 2001-11-28
US20020148535A1 (en) 2002-10-17

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