ATE165477T1 - R-fe-b dauermagnetmaterialien und ihre herstellungsverfahren - Google Patents

R-fe-b dauermagnetmaterialien und ihre herstellungsverfahren

Info

Publication number
ATE165477T1
ATE165477T1 AT93308184T AT93308184T ATE165477T1 AT E165477 T1 ATE165477 T1 AT E165477T1 AT 93308184 T AT93308184 T AT 93308184T AT 93308184 T AT93308184 T AT 93308184T AT E165477 T1 ATE165477 T1 AT E165477T1
Authority
AT
Austria
Prior art keywords
permanent magnet
alloy
pulverization
max
phase
Prior art date
Application number
AT93308184T
Other languages
German (de)
English (en)
Inventor
Yuji Kaneko
Naoyuki Ishigaki
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
Application granted granted Critical
Publication of ATE165477T1 publication Critical patent/ATE165477T1/de

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)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
AT93308184T 1993-07-06 1993-10-14 R-fe-b dauermagnetmaterialien und ihre herstellungsverfahren ATE165477T1 (de)

Applications Claiming Priority (5)

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
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
JP5207192A JPH0745412A (ja) 1993-07-28 1993-07-28 Ｒ−Ｆｅ−Ｂ系永久磁石材料
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 (1)

Publication Number Publication Date
ATE165477T1 true ATE165477T1 (de) 1998-05-15

Family

ID=27529067

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93308184T ATE165477T1 (de) 1993-07-06 1993-10-14 R-fe-b dauermagnetmaterialien und ihre herstellungsverfahren

Country Status (7)

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

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE60028659T2 (de) * 1999-06-08 2007-05-31 Shin-Etsu Chemical Co., Ltd. Dünnes Band einer dauermagnetischen Legierung auf Seltenerdbasis
US6527874B2 (en) 2000-07-10 2003-03-04 Sumitomo Special Metals Co., Ltd. Rare earth magnet and method for making same
RU2205294C2 (ru) * 2001-04-26 2003-05-27 Зинченко Сергей Васильевич Магнитный насос
KR100446193B1 (ko) * 2002-05-29 2004-08-30 주식회사 태평양금속 도전체 박막을 구비한 영구 자석 제조 방법 및 장치
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
KR101456841B1 (ko) * 2006-09-14 2014-11-03 가부시키가이샤 알박 영구자석 및 영구자석의 제조방법
WO2008062757A1 (fr) 2006-11-21 2008-05-29 Ulvac, Inc. Procédé de production d'un objet orienté, d'un objet moulé, et d'un objet fritté et procédé de production d'un aimant permanent
CN101563737B (zh) * 2006-12-21 2013-03-20 株式会社爱发科 永磁铁及永磁铁的制造方法
KR101373271B1 (ko) * 2006-12-21 2014-03-11 가부시키가이샤 알박 영구자석 및 영구자석의 제조방법
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
CN101911226B (zh) * 2007-12-25 2013-07-24 株式会社爱发科 永磁体的制造方法
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 (en) 2011-08-17 2019-12-11 Regents of the University of Minnesota Technique and system for forming iron nitride permanent magnet
US9412505B2 (en) 2011-12-27 2016-08-09 Intermetallics Co., Ltd. NdFeB system sintered magnet
WO2013100010A1 (ja) 2011-12-27 2013-07-04 インターメタリックス株式会社 NdFeB系焼結磁石
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
US9715957B2 (en) 2013-02-07 2017-07-25 Regents Of The University Of Minnesota Iron nitride permanent magnet and technique for forming iron nitride permanent magnet
CA2916483C (en) 2013-06-27 2017-02-28 Regents Of The University Of Minnesota Iron nitride materials and magnets including iron nitride materials
BR112016022561A2 (pt) 2014-03-28 2017-08-15 Univ Minnesota Material magnético de nitreto de ferro incluindo nanopartículas revestidas
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
KR20170039741A (ko) 2014-08-08 2017-04-11 리전츠 오브 더 유니버시티 오브 미네소타 다층 질화철 경자성 재료
AU2015301085A1 (en) 2014-08-08 2017-03-02 Regents Of The University Of Minnesota Forming iron nitride hard magnetic materials using chemical vapor deposition or liquid phase epitaxy
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
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316375C (en) * 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
JPS62291901A (ja) * 1986-06-12 1987-12-18 Toshiba Corp 永久磁石
CN1051864C (zh) * 1986-08-04 2000-04-26 住友特殊金属株式会社 具有优异耐蚀性的稀土永磁体
GB2201426B (en) * 1987-02-27 1990-05-30 Philips Electronic Associated Improved method for the manufacture of rare earth transition metal alloy magnets
CN1012477B (zh) * 1987-08-19 1991-05-01 三菱金属株式会社 稀土-铁-硼磁体粉末及其制备方法
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
SU1760563A1 (ru) * 1990-12-14 1992-09-07 Центральный научно-исследовательский институт черной металлургии им.И.П.Бардина Способ получени заготовки посто нного магнита
EP0517179B1 (en) * 1991-06-04 1995-05-17 Shin-Etsu Chemical Co., Ltd. Method of making two phase Rare Earth permanent magnets
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

Also Published As

Publication number Publication date
EP0633581A1 (en) 1995-01-11
KR0131060B1 (en) 1998-04-24
CN1114779A (zh) 1996-01-10
DE69318147D1 (de) 1998-05-28
KR950004295A (ko) 1995-02-17
RU2113742C1 (ru) 1998-06-20
EP0633581B1 (en) 1998-04-22
TW272293B (enrdf_load_stackoverflow) 1996-03-11
CN1076115C (zh) 2001-12-12
DE69318147T2 (de) 1998-11-12

Similar Documents

Publication Publication Date Title
ATE165477T1 (de) R-fe-b dauermagnetmaterialien und ihre herstellungsverfahren
CA1336551C (en) Anisotropic magnetic powder and magnet thereof and method of producing same
DE69511202D1 (de) Verfahren zur Herstellung von R-Fe-B-Dauermagneten
EP0344542A3 (en) An nd-fe-b sintered magnet and method for producing the same
JPH1053844A (ja) 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
JP3296507B2 (ja) 希土類永久磁石
JP2000235909A (ja) 希土類・鉄・ボロン系磁石とその製造方法
Kim High coercivity Nd‐Fe‐B magnets with lower dysprosium content
JP3357421B2 (ja) 磁石用粉末の磁場成形方法および磁石の製造方法
JPH0547533A (ja) 焼結永久磁石およびその製造方法
JP2001006911A (ja) 希土類永久磁石の製造方法
JPH0559572B2 (enrdf_load_stackoverflow)
KR930011237B1 (ko) 이상혼합형 희토류계 영구자석의 제조방법
JPS62158854A (ja) 永久磁石材料
Kaneko et al. Research and Development of the Super High Energy Products Magnet
JPS62170455A (ja) 永久磁石合金
JPH07245206A (ja) 希土類永久磁石用粉末及びその製造方法
KR970009409B1 (ko) 소결자석용 사마리움-철계 영구자석 재료의 제조방법
GB2069528A (en) Ferromagnetic Alloys
EP0338597A3 (en) Permanent magnets
Iwamura et al. Microstructures and Magnetic Properties of Hot-Rolled Nd--Fe--B Magnets
JPH04346203A (ja) 希土類磁石粉末、ボンド磁石、及び希土類磁石粉末の製造方法
JPS63287005A (ja) 永久磁石及びその製造方法
JPH06120026A (ja) マグネットロール
JPH10163015A (ja) 磁石合金粉末とその製造方法およびそれを用いた磁石