KR0131060B1 - R-fe-b permanent magnet material & processing method - Google Patents

R-fe-b permanent magnet material & processing method

Info

Publication number
KR0131060B1
KR0131060B1 KR93021615A KR930021615A KR0131060B1 KR 0131060 B1 KR0131060 B1 KR 0131060B1 KR 93021615 A KR93021615 A KR 93021615A KR 930021615 A KR930021615 A KR 930021615A KR 0131060 B1 KR0131060 B1 KR 0131060B1
Authority
KR
South Korea
Prior art keywords
alloy
permanent magnet
pulverization
max
phase
Prior art date
Application number
KR93021615A
Other languages
English (en)
Korean (ko)
Other versions
KR950004295A (ko
Inventor
Yuki Kaneko
Naoyuki Ishikaki
Koki Tokuhara
Original Assignee
Sumitomo Spec Metals
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
Priority claimed from JP19288693A external-priority patent/JP3415208B2/ja
Priority claimed from JP20719193A external-priority patent/JP3151088B2/ja
Priority claimed from JP20719093A external-priority patent/JP3151087B2/ja
Priority claimed from JP5207192A external-priority patent/JPH0745412A/ja
Priority claimed from JP21217193A external-priority patent/JP3299000B2/ja
Application filed by Sumitomo Spec Metals filed Critical Sumitomo Spec Metals
Publication of KR950004295A publication Critical patent/KR950004295A/ko
Application granted granted Critical
Publication of KR0131060B1 publication Critical patent/KR0131060B1/ko

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
    • 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
    • H01F1/0573—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 obtained by reduction or by hydrogen decrepitation or embrittlement
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
    • 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
    • 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
    • H01F1/0577—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 sintered
    • 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
    • B22F2202/00—Treatment under specific physical conditions
    • B22F2202/05—Use of magnetic field
    • 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
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
KR93021615A 1993-07-06 1993-10-15 R-fe-b permanent magnet material & processing method KR0131060B1 (en)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP19288693A JP3415208B2 (ja) 1993-07-06 1993-07-06 Ｒ−Ｆｅ−Ｂ系永久磁石材料の製造方法
JP93-192886 1993-07-06
JP93-207190 1993-07-28
JP20719193A JP3151088B2 (ja) 1993-07-28 1993-07-28 Ｒ−Ｆｅ−Ｂ系永久磁石用原料粉末の製造方法及び原料粉末調整用合金粉末
JP20719093A JP3151087B2 (ja) 1993-07-28 1993-07-28 Ｒ−Ｆｅ−Ｂ系永久磁石用原料粉末の製造方法及び原料粉末調整用合金粉末
JP93-207192 1993-07-28
JP5207192A JPH0745412A (ja) 1993-07-28 1993-07-28 Ｒ−Ｆｅ−Ｂ系永久磁石材料
JP93-207191 1993-07-28
JP93-212171 1993-08-03
JP21217193A JP3299000B2 (ja) 1993-08-03 1993-08-03 Ｒ−Ｆｅ−Ｂ系永久磁石用原料粉末の製造方法及び原料粉末調整用合金粉末

Publications (2)

Publication Number Publication Date
KR950004295A KR950004295A (ko) 1995-02-17
KR0131060B1 true KR0131060B1 (en) 1998-04-24

Family

ID=27529067

Family Applications (1)

Application Number Title Priority Date Filing Date
KR93021615A KR0131060B1 (en) 1993-07-06 1993-10-15 R-fe-b permanent magnet material & processing method

Country Status (7)

Country Link
EP (1) EP0633581B1 (de)
KR (1) KR0131060B1 (de)
CN (1) CN1076115C (de)
AT (1) ATE165477T1 (de)
DE (1) DE69318147T2 (de)
RU (1) RU2113742C1 (de)
TW (1) TW272293B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100446193B1 (ko) * 2002-05-29 2004-08-30 주식회사 태평양금속 도전체 박막을 구비한 영구 자석 제조 방법 및 장치

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US5666635A (en) * 1994-10-07 1997-09-09 Sumitomo Special Metals Co., Ltd. Fabrication methods for R-Fe-B permanent magnets
US5858123A (en) * 1995-07-12 1999-01-12 Hitachi Metals, Ltd. Rare earth permanent magnet and method for producing the same
US6319335B1 (en) 1999-02-15 2001-11-20 Shin-Etsu Chemical Co., Ltd. Quenched thin ribbon of rare earth/iron/boron-based magnet alloy
EP1059645B1 (de) 1999-06-08 2006-06-14 Shin-Etsu Chemical Co., Ltd. Dünnes Band einer dauermagnetischen Legierung auf Seltenerdbasis
CN1182548C (zh) 2000-07-10 2004-12-29 株式会社新王磁材 稀土磁铁及其制造方法
US7618497B2 (en) 2003-06-30 2009-11-17 Tdk Corporation R-T-B based rare earth permanent magnet and method for production thereof
JP4179973B2 (ja) 2003-11-18 2008-11-12 Ｔｄｋ株式会社 焼結磁石の製造方法
JP4656323B2 (ja) 2006-04-14 2011-03-23 信越化学工業株式会社 希土類永久磁石材料の製造方法
US7955443B2 (en) 2006-04-14 2011-06-07 Shin-Etsu Chemical Co., Ltd. Method for preparing rare earth permanent magnet material
CN100394518C (zh) * 2006-08-04 2008-06-11 北京工业大学 一种制备高矫顽力烧结稀土-铁-硼永磁材料的方法
JP5090359B2 (ja) * 2006-09-14 2012-12-05 株式会社アルバック 永久磁石及び永久磁石の製造方法
RU2009123435A (ru) 2006-11-21 2010-12-27 Улвак, Инк. (Jp) Способ изготовления ориентированного тела, прессованного тела и спеченного тела, а также способ изготовления постоянного магнита
WO2008075711A1 (ja) * 2006-12-21 2008-06-26 Ulvac, Inc. 永久磁石及び永久磁石の製造方法
CN101393791B (zh) * 2007-09-21 2012-10-03 有研稀土新材料股份有限公司 一种各向异性粘结磁粉及其制备方法
CN101872668B (zh) * 2009-04-23 2014-06-25 北京中科三环高技术股份有限公司 具有优良磁化特性的烧结钕铁硼稀土永磁体及其制造方法
CN102087917B (zh) * 2009-12-02 2014-06-25 北京中科三环高技术股份有限公司 一种辐射取向磁环或多极磁环的制备方法及其压制设备
JP5572673B2 (ja) 2011-07-08 2014-08-13 昭和電工株式会社 Ｒ−ｔ−ｂ系希土類焼結磁石用合金、ｒ−ｔ−ｂ系希土類焼結磁石用合金の製造方法、ｒ−ｔ−ｂ系希土類焼結磁石用合金材料、ｒ−ｔ−ｂ系希土類焼結磁石、ｒ−ｔ−ｂ系希土類焼結磁石の製造方法およびモーター
EP2745298B1 (de) 2011-08-17 2019-12-11 Regents of the University of Minnesota Verfahren und system zur bildung eines eisennitrid-permanentmagneten
CN103797549B (zh) 2011-12-27 2016-07-06 因太金属株式会社 NdFeB系烧结磁体
CN106448984A (zh) 2011-12-27 2017-02-22 因太金属株式会社 NdFeB系烧结磁体
JP6119548B2 (ja) * 2012-10-17 2017-04-26 信越化学工業株式会社 希土類焼結磁石の製造方法
CN103887028B (zh) * 2012-12-24 2017-07-28 北京中科三环高技术股份有限公司 一种烧结钕铁硼磁体及其制造方法
JP6238444B2 (ja) 2013-01-07 2017-11-29 昭和電工株式会社 Ｒ−ｔ−ｂ系希土類焼結磁石、ｒ−ｔ−ｂ系希土類焼結磁石用合金およびその製造方法
CN112164539A (zh) * 2013-02-07 2021-01-01 明尼苏达大学董事会 氮化铁永磁体和形成氮化铁永磁体的技术
JP2016536777A (ja) 2013-06-27 2016-11-24 リージェンツ オブ ザ ユニバーシティ オブ ミネソタ 窒化鉄材料及び窒化鉄材料を含む磁石
JP2017517630A (ja) 2014-03-28 2017-06-29 リージェンツ オブ ザ ユニバーシティ オブ ミネソタ コーティングされたナノ粒子を含む鉄窒化物磁性材料
US9994949B2 (en) 2014-06-30 2018-06-12 Regents Of The University Of Minnesota Applied magnetic field synthesis and processing of iron nitride magnetic materials
EP3178099A4 (de) 2014-08-08 2018-04-18 Regents of the University of Minnesota Mehrschichtiges eisennitrid aus hartmagnetischen materialen
US10002694B2 (en) 2014-08-08 2018-06-19 Regents Of The University Of Minnesota Inductor including alpha″-Fe16Z2 or alpha″-Fe16(NxZ1-x)2, where Z includes at least one of C, B, or O
US10072356B2 (en) 2014-08-08 2018-09-11 Regents Of The University Of Minnesota Magnetic material including α″-Fe16(NxZ1-x)2 or a mixture of α″-Fe16Z2 and α″-Fe16N2, where Z includes at least one of C, B, or O
EP3177752A1 (de) 2014-08-08 2017-06-14 Regents of the University of Minnesota Bildung von eisennitridhartmagnetmaterialen mittels cvd oder flüssigphasenepitaxie
DE102016205243A1 (de) * 2016-03-30 2017-10-05 Thyssenkrupp Ag Vorrichtung und Verfahren zur Aufbereitung eines Probematerials
CN108481877B (zh) * 2018-03-10 2020-06-23 葛理想 电磁屏蔽用磁材的碎化处理工艺
US12018386B2 (en) 2019-10-11 2024-06-25 Regents Of The University Of Minnesota Magnetic material including α″-Fe16(NxZ1-x)2 or a mixture of α″-Fe16Z2 and α″-Fe16N2, where Z includes at least one of C, B, or O
JP7409285B2 (ja) * 2020-10-22 2024-01-09 トヨタ自動車株式会社 希土類磁石及びその製造方法
CN115747611B (zh) * 2022-10-13 2023-10-20 包头金山磁材有限公司 一种辅合金铸片和高剩磁高矫顽力钕铁硼永磁体及制备方法

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JPH01119001A (ja) * 1987-10-30 1989-05-11 Kubota Ltd 希土類含有永久磁石粉末の製造方法
JPH0529117A (ja) * 1990-10-22 1993-02-05 Kawasaki Steel Corp 希土類−遷移金属系異方性磁粉の製造方法
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JP2782024B2 (ja) * 1992-01-29 1998-07-30 住友特殊金属株式会社 Ｒ−Ｆｅ−Ｂ系永久磁石用原料粉末の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100446193B1 (ko) * 2002-05-29 2004-08-30 주식회사 태평양금속 도전체 박막을 구비한 영구 자석 제조 방법 및 장치

Also Published As

Publication number Publication date
DE69318147D1 (de) 1998-05-28
KR950004295A (ko) 1995-02-17
TW272293B (de) 1996-03-11
CN1076115C (zh) 2001-12-12
DE69318147T2 (de) 1998-11-12
ATE165477T1 (de) 1998-05-15
CN1114779A (zh) 1996-01-10
EP0633581B1 (de) 1998-04-22
RU2113742C1 (ru) 1998-06-20
EP0633581A1 (de) 1995-01-11

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