KR100202161B1 - 희토류 원소-철-붕소 영구자석의 제조방법 - Google Patents

희토류 원소-철-붕소 영구자석의 제조방법 Download PDF

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Publication number
KR100202161B1
KR100202161B1 KR1019950034256A KR19950034256A KR100202161B1 KR 100202161 B1 KR100202161 B1 KR 100202161B1 KR 1019950034256 A KR1019950034256 A KR 1019950034256A KR 19950034256 A KR19950034256 A KR 19950034256A KR 100202161 B1 KR100202161 B1 KR 100202161B1
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KR
South Korea
Prior art keywords
atomic
less
magnetic field
powder
koe
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
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KR1019950034256A
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English (en)
Korean (ko)
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KR960015612A (ko
Inventor
유지 가네코
나오유키 이시가키
Original Assignee
오카모토 유지
스미토모 도큐슈 긴조쿠 가부시키가이샤
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 JP6270618A external-priority patent/JPH08111307A/ja
Priority claimed from JP27061994A external-priority patent/JP3459477B2/ja
Priority claimed from JP33169994A external-priority patent/JP3383448B2/ja
Priority claimed from JP33169894A external-priority patent/JP3777199B2/ja
Application filed by 오카모토 유지, 스미토모 도큐슈 긴조쿠 가부시키가이샤 filed Critical 오카모토 유지
Publication of KR960015612A publication Critical patent/KR960015612A/ko
Application granted granted Critical
Publication of KR100202161B1 publication Critical patent/KR100202161B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B22F3/004—Filling molds with powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—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
    • 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
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Compounds Of Iron (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
KR1019950034256A 1994-10-07 1995-10-06 희토류 원소-철-붕소 영구자석의 제조방법 Expired - Lifetime KR100202161B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP94-270619 1994-10-07
JP6270618A JPH08111307A (ja) 1994-10-07 1994-10-07 Ｒ−Ｆｅ−Ｂ系永久磁石用原料粉末の製造方法
JP94-270618 1994-10-07
JP27061994A JP3459477B2 (ja) 1994-10-07 1994-10-07 希土類磁石用原料粉末の製造方法
JP33169994A JP3383448B2 (ja) 1994-12-09 1994-12-09 Ｒ−Ｆｅ−Ｂ系永久磁石材料の製造方法
JP94-331699 1994-12-09
JP33169894A JP3777199B2 (ja) 1994-12-09 1994-12-09 高性能Ｒ−Ｆｅ−Ｂ系永久磁石材料の製造方法
JP94-331698 1994-12-09

Publications (2)

Publication Number Publication Date
KR960015612A KR960015612A (ko) 1996-05-22
KR100202161B1 true KR100202161B1 (ko) 1999-06-15

Family

ID=27478890

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950034256A Expired - Lifetime KR100202161B1 (ko) 1994-10-07 1995-10-06 희토류 원소-철-붕소 영구자석의 제조방법

Country Status (8)

Country Link
US (1) US5666635A (enExample)
EP (1) EP0706190B1 (enExample)
KR (1) KR100202161B1 (enExample)
CN (1) CN1120507C (enExample)
AT (1) ATE183016T1 (enExample)
DE (1) DE69511202T2 (enExample)
RU (1) RU2112627C1 (enExample)
TW (1) TW290697B (enExample)

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EP0991086B1 (en) * 1998-04-22 2009-07-15 Hitachi Metals, Limited METHOD FOR PRODUCING R-Fe-B PERMANENT MAGNET, LUBRICATING AGENT AND RELEASE AGENT FOR USE IN SHAPING THE SAME
DE10066419B8 (de) 1999-08-30 2015-09-17 Hitachi Metals, Ltd. Verfahren zum Konservieren (Aufrechterhalten) eines Legierungspulvermaterials für einen gesinterten Magneten vom R-Fe-B-Typ
WO2001091139A1 (en) 2000-05-24 2001-11-29 Sumitomo Special Metals Co., Ltd. Permanent magnet including multiple ferromagnetic phases and method for producing the magnet
AU2001288123A1 (en) * 2000-10-06 2002-04-22 Santoku Corporation Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet
US6790296B2 (en) 2000-11-13 2004-09-14 Neomax Co., Ltd. Nanocomposite magnet and method for producing same
US7217328B2 (en) * 2000-11-13 2007-05-15 Neomax Co., Ltd. Compound for rare-earth bonded magnet and bonded magnet using the compound
JP4698867B2 (ja) * 2001-03-29 2011-06-08 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系合金の造粒粉の製造方法およびＲ−Ｆｅ−Ｂ系合金焼結体の製造方法
DE60221448T2 (de) * 2001-03-30 2007-11-29 Neomax Co., Ltd. Seltenerdlegierungs Sinterformteil
CN1212626C (zh) * 2001-05-15 2005-07-27 株式会社新王磁材 铁基稀土合金纳米复合磁体及其制造方法
US7507302B2 (en) * 2001-07-31 2009-03-24 Hitachi Metals, Ltd. Method for producing nanocomposite magnet using atomizing method
KR100518067B1 (ko) * 2001-10-31 2005-09-28 가부시키가이샤 네오맥스 영구자석의 제조방법 및 프레스 장치
EP1446816B1 (en) * 2001-11-22 2006-08-02 Neomax Co., Ltd. Nanocomposite magnet
DE10297484B4 (de) * 2001-11-28 2006-10-19 Neomax Co., Ltd. Verfahren und Vorrichtung zur Herstellung eines granulierten Seltenerdmetall-Legierungspulvers und Verfahren zur Herstellung eines Seltenerdmetall-Legierungssinterkörpers
RU2212075C1 (ru) * 2001-12-26 2003-09-10 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" Магнитный материал и изделие, выполненное из него
KR100524827B1 (ko) * 2003-04-02 2005-11-01 자화전자 주식회사 희토류자석 제조의 고이방화 종축 성형방법 및 그 장치
CN1310729C (zh) * 2003-04-22 2007-04-18 株式会社新王磁材 稀土类合金粉末的制造方法及稀土类烧结磁铁的制造方法
US7416613B2 (en) * 2004-01-26 2008-08-26 Tdk Corporation Method for compacting magnetic powder in magnetic field, and method for producing rare-earth sintered magnet
JP4391897B2 (ja) * 2004-07-01 2009-12-24 インターメタリックス株式会社 磁気異方性希土類焼結磁石の製造方法及び製造装置
EP1830371B1 (en) * 2004-10-19 2016-07-27 Shin-Etsu Chemical Co., Ltd. Method for producing rare earth permanent magnet material
US20080257716A1 (en) * 2005-03-18 2008-10-23 Hiroshi Nagata Coating Method and Apparatus, a Permanent Magnet, and Manufacturing Method Thereof
MY141999A (en) * 2005-03-23 2010-08-16 Shinetsu Chemical Co Functionally graded rare earth permanent magnet
US8128757B2 (en) * 2006-11-21 2012-03-06 Ulvac, Inc. Method of manufacturing oriented body, molded body and sintered body as well as method of manufacturing permanent magnet
DE112007003125T5 (de) * 2006-12-21 2009-11-05 ULVAC, Inc., Chigasaki Permanentmagnet und Verfahren zu dessen Herstellung
TWI447751B (zh) * 2007-12-25 2014-08-01 Ulvac Inc Method of manufacturing permanent magnet
JP5434869B2 (ja) * 2009-11-25 2014-03-05 Ｔｄｋ株式会社 希土類焼結磁石の製造方法
CN101937769B (zh) * 2010-09-13 2012-05-09 华南理工大学 一种各向异性无粘结剂钕铁硼磁体的高速压制成形方法
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
US9272332B2 (en) * 2011-09-29 2016-03-01 GM Global Technology Operations LLC Near net shape manufacturing of rare earth permanent magnets
CN102403118B (zh) * 2011-11-23 2013-05-08 北京航空航天大学 一种各向异性钐钴基纳米晶稀土永磁体制备方法
US20140127072A1 (en) * 2012-11-08 2014-05-08 Shenyang General Magnetic Co., Ltd Continuous sintering method for rare earth permanent magnetic alloy and equipment therefor
CN103219146B (zh) * 2013-03-26 2015-06-10 北矿磁材科技股份有限公司 一种还原扩散法提高磁铁性能的方法
RU2525867C1 (ru) * 2013-06-14 2014-08-20 Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт физики металлов Уральского отделения Российской академии наук (ИФМ УрО РАН) СПОСОБ ПОЛУЧЕНИЯ СПЕЧЕННОГО ВЫСОКОЭНЕРГОЕМКОГО ПОСТОЯННОГО МАГНИТА ИЗ СПЛАВА НА ОСНОВЕ Nd-Fe-B
EP3011573B1 (en) 2013-06-17 2020-06-10 Urban Mining Technology Company, LLC Magnet recycling to create nd-fe-b magnets with improved or restored magnetic performance
PL3123489T3 (pl) * 2014-03-28 2020-02-28 Magnetnotes, Ltd. Rotacyjny sposób nanoszenia kompozycji magnetycznych
JP2016017203A (ja) * 2014-07-08 2016-02-01 昭和電工株式会社 Ｒ−ｔ−ｂ系希土類焼結磁石用合金の製造方法及びｒ−ｔ−ｂ系希土類焼結磁石の製造方法
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
RU2611814C1 (ru) * 2015-12-29 2017-03-01 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Способ измельчения смеси карбоната стронция и оксида железа в производстве гексаферритов стронция
RU2618781C1 (ru) * 2015-12-29 2017-05-11 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Способ измельчения смеси карбоната бария и оксида железа в производстве гексаферритов бария
CN105931833B (zh) * 2016-04-20 2017-11-17 北京科技大学 一种高取向度烧结钕铁硼永磁材料的制备方法
TWI719259B (zh) * 2016-09-23 2021-02-21 日商日東電工股份有限公司 稀土類燒結磁石形成用燒結體及其製造方法
CN108305771A (zh) * 2017-09-12 2018-07-20 包头韵升强磁材料有限公司 一种低脆性钕铁硼磁性材料的制备方法
CN110323022B (zh) * 2019-07-24 2024-07-23 江西金力永磁科技股份有限公司 一种连续式烧结磁体的制造方法及其设备
CN111940745B (zh) * 2019-12-30 2024-01-19 宁夏东方钽业股份有限公司 大松装冶金级钽粉的制造方法
JP7707703B2 (ja) * 2020-12-21 2025-07-15 株式会社プロテリアル Ｒ－ｔ－ｂ系焼結磁石の製造方法

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CA1316375C (en) 1982-08-21 1993-04-20 Masato Sagawa Magnetic materials and permanent magnets
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Also Published As

Publication number Publication date
DE69511202T2 (de) 2000-04-06
EP0706190A1 (en) 1996-04-10
EP0706190B1 (en) 1999-08-04
CN1120507C (zh) 2003-09-03
CN1130289A (zh) 1996-09-04
DE69511202D1 (de) 1999-09-09
RU2112627C1 (ru) 1998-06-10
KR960015612A (ko) 1996-05-22
TW290697B (enExample) 1996-11-11
ATE183016T1 (de) 1999-08-15
US5666635A (en) 1997-09-09

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