WO2009057742A1 - 磁石用複合磁性材料、及びその製造方法 - Google Patents

磁石用複合磁性材料、及びその製造方法 Download PDF

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Publication number
WO2009057742A1
WO2009057742A1 PCT/JP2008/069858 JP2008069858W WO2009057742A1 WO 2009057742 A1 WO2009057742 A1 WO 2009057742A1 JP 2008069858 W JP2008069858 W JP 2008069858W WO 2009057742 A1 WO2009057742 A1 WO 2009057742A1
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WO
WIPO (PCT)
Prior art keywords
magnetic material
magnet
composite magnetic
manufacturing
composite
Prior art date
Application number
PCT/JP2008/069858
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English (en)
French (fr)
Inventor
Nobuyoshi Imaoka
Masanori Abe
Takashi Nakagawa
Masaru Tada
Original Assignee
Asahi Kasei Kabushiki Kaisha
Tokyo Institute Of Technology
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 Asahi Kasei Kabushiki Kaisha, Tokyo Institute Of Technology filed Critical Asahi Kasei Kabushiki Kaisha
Priority to EP08844196.9A priority Critical patent/EP2228808B1/en
Priority to JP2009539122A priority patent/JP4830024B2/ja
Priority to US12/740,647 priority patent/US20100261038A1/en
Publication of WO2009057742A1 publication Critical patent/WO2009057742A1/ja

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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/16—Metallic particles coated with a non-metal
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • 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
    • H01F1/09—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 mixtures of metallic and non-metallic particles; metallic particles having oxide skin
    • 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
    • H01F41/0266—Moulding; Pressing
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/041—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by mechanical alloying, e.g. blending, milling
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/043—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by ball milling
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/045—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling
    • B22F2009/046—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling by cutting
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties
    • C22C2202/02—Magnetic
    • 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

Abstract

　磁気特性が高く、電気抵抗率の高い磁石用複合磁性材料、特に高周波領域で機能する回転モータ用磁石などにも好適に利用される磁石用複合磁性材料を提供する。該磁石用複合磁性材料は、希土類－鉄－窒素系磁性材料の表面にフェライト系磁性材料が被覆されてなる。
PCT/JP2008/069858 2007-11-02 2008-10-31 磁石用複合磁性材料、及びその製造方法 WO2009057742A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP08844196.9A EP2228808B1 (en) 2007-11-02 2008-10-31 Composite magnetic material for magnet and method for manufacturing such material
JP2009539122A JP4830024B2 (ja) 2007-11-02 2008-10-31 磁石用複合磁性材料、及びその製造方法
US12/740,647 US20100261038A1 (en) 2007-11-02 2008-10-31 Composite magnetic material for magnet and method for manufacturing such material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-285815 2007-11-02
JP2007285815 2007-11-02

Publications (1)

Publication Number Publication Date
WO2009057742A1 true WO2009057742A1 (ja) 2009-05-07

Family

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Application Number Title Priority Date Filing Date
PCT/JP2008/069858 WO2009057742A1 (ja) 2007-11-02 2008-10-31 磁石用複合磁性材料、及びその製造方法

Country Status (4)

Country Link
US (1) US20100261038A1 (ja)
EP (1) EP2228808B1 (ja)
JP (1) JP4830024B2 (ja)
WO (1) WO2009057742A1 (ja)

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EP2436016A1 (en) * 2009-05-27 2012-04-04 BYD Company Limited Nd-fe-b permanent magnetic material and preparation method thereof
JP2013175650A (ja) * 2012-02-27 2013-09-05 Jtekt Corp 磁石の製造方法および磁石
JP2013175651A (ja) * 2012-02-27 2013-09-05 Jtekt Corp 磁石の製造方法および磁石
WO2016076154A1 (ja) * 2014-11-11 2016-05-19 住友電気工業株式会社 磁石用成形体、磁性部材、磁石用成形体の製造方法、及び磁性部材の製造方法
WO2017164375A1 (ja) 2016-03-25 2017-09-28 国立研究開発法人産業技術総合研究所 磁性材料とその製造方法
WO2017164376A1 (ja) 2016-03-25 2017-09-28 国立研究開発法人産業技術総合研究所 磁性材料とその製造法
WO2018155608A1 (ja) 2017-02-24 2018-08-30 国立研究開発法人産業技術総合研究所 磁性材料とその製造法
WO2018173783A1 (ja) * 2017-03-22 2018-09-27 株式会社 東芝 永久磁石、回転電機、及び車両
WO2019059259A1 (ja) 2017-09-25 2019-03-28 国立研究開発法人産業技術総合研究所 磁性材料とその製造方法
WO2019059256A1 (ja) 2017-09-25 2019-03-28 国立研究開発法人産業技術総合研究所 磁性材料とその製造法

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EP2436016A4 (en) * 2009-05-27 2012-10-31 Byd Co Ltd ND-FE-B-PERMANENT MAGNETIC MATERIAL AND MANUFACTURING METHOD THEREFOR
JP2013175650A (ja) * 2012-02-27 2013-09-05 Jtekt Corp 磁石の製造方法および磁石
JP2013175651A (ja) * 2012-02-27 2013-09-05 Jtekt Corp 磁石の製造方法および磁石
WO2016076154A1 (ja) * 2014-11-11 2016-05-19 住友電気工業株式会社 磁石用成形体、磁性部材、磁石用成形体の製造方法、及び磁性部材の製造方法
JP2016092378A (ja) * 2014-11-11 2016-05-23 住友電気工業株式会社 磁石用成形体、磁性部材、磁石用成形体の製造方法、及び磁性部材の製造方法
CN107112104A (zh) * 2014-11-11 2017-08-29 住友电气工业株式会社 磁体用成形体、磁性部件、磁体用成形体的制造方法以及磁性部件的制造方法
CN107112104B (zh) * 2014-11-11 2019-11-05 住友电气工业株式会社 磁体用成形体、磁性部件、磁体用成形体的制造方法以及磁性部件的制造方法
WO2017164376A1 (ja) 2016-03-25 2017-09-28 国立研究開発法人産業技術総合研究所 磁性材料とその製造法
WO2017164375A1 (ja) 2016-03-25 2017-09-28 国立研究開発法人産業技術総合研究所 磁性材料とその製造方法
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WO2018155608A1 (ja) 2017-02-24 2018-08-30 国立研究開発法人産業技術総合研究所 磁性材料とその製造法
US11331721B2 (en) 2017-02-24 2022-05-17 National Institute Of Advanced Industrial Science And Technology Magnetic material and process for manufacturing same
WO2018173783A1 (ja) * 2017-03-22 2018-09-27 株式会社 東芝 永久磁石、回転電機、及び車両
CN108631454A (zh) * 2017-03-22 2018-10-09 株式会社东芝 永久磁铁、旋转电机及车辆
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EP2228808B1 (en) 2017-01-04
JPWO2009057742A1 (ja) 2011-03-10

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