JP5908246B2 - 希土類永久磁石の製造方法 - Google Patents

希土類永久磁石の製造方法 Download PDF

Info

Publication number
JP5908246B2
JP5908246B2 JP2011218589A JP2011218589A JP5908246B2 JP 5908246 B2 JP5908246 B2 JP 5908246B2 JP 2011218589 A JP2011218589 A JP 2011218589A JP 2011218589 A JP2011218589 A JP 2011218589A JP 5908246 B2 JP5908246 B2 JP 5908246B2
Authority
JP
Japan
Prior art keywords
magnet
sintering
permanent magnet
organometallic compound
rare earth
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 - Fee Related
Application number
JP2011218589A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013080738A (ja
Inventor
孝志 尾崎
孝志 尾崎
克也 久米
克也 久米
利昭 奥野
利昭 奥野
出光 尾関
出光 尾関
智弘 大牟礼
智弘 大牟礼
啓介 太白
啓介 太白
山本　貴士
貴士 山本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 to JP2011218589A priority Critical patent/JP5908246B2/ja
Application filed by Nitto Denko Corp filed Critical Nitto Denko Corp
Priority to IN1766CHN2014 priority patent/IN2014CN01766A/en
Priority to CN201280047635.6A priority patent/CN103843081A/zh
Priority to EP12836769.5A priority patent/EP2763147A4/en
Priority to KR1020147011139A priority patent/KR20140082741A/ko
Priority to PCT/JP2012/074471 priority patent/WO2013047467A1/ja
Priority to US14/241,511 priority patent/US20140241929A1/en
Priority to TW101136037A priority patent/TW201330022A/zh
Publication of JP2013080738A publication Critical patent/JP2013080738A/ja
Application granted granted Critical
Publication of JP5908246B2 publication Critical patent/JP5908246B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/0536—Alloys characterised by their composition containing rare earth metals sintered
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • 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
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/107—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing organic material comprising solvents, e.g. for slip casting
    • 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
    • B22F3/10—Sintering only
    • B22F3/1017—Multiple heating or additional steps
    • B22F3/1021—Removal of binder or filler
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • H01F1/0572—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 with a protective layer
    • 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
    • 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
    • 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
    • H01F41/0293—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 diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
JP2011218589A 2011-09-30 2011-09-30 希土類永久磁石の製造方法 Expired - Fee Related JP5908246B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2011218589A JP5908246B2 (ja) 2011-09-30 2011-09-30 希土類永久磁石の製造方法
CN201280047635.6A CN103843081A (zh) 2011-09-30 2012-09-25 稀土类永久磁铁和稀土类永久磁铁的制造方法
EP12836769.5A EP2763147A4 (en) 2011-09-30 2012-09-25 PERMANENT MAGNET BASED ON RARE EARTHS AND PRODUCTION METHOD FOR PERMANENT MAGNET BASED ON RARE EARTHS
KR1020147011139A KR20140082741A (ko) 2011-09-30 2012-09-25 희토류 영구 자석 및 희토류 영구 자석의 제조 방법
IN1766CHN2014 IN2014CN01766A (https=) 2011-09-30 2012-09-25
PCT/JP2012/074471 WO2013047467A1 (ja) 2011-09-30 2012-09-25 希土類永久磁石及び希土類永久磁石の製造方法
US14/241,511 US20140241929A1 (en) 2011-09-30 2012-09-25 Rare-earth permanent magnet and method for manufacturing rare-earth permanent magnet
TW101136037A TW201330022A (zh) 2011-09-30 2012-09-28 稀土類永久磁石及稀土類永久磁石之製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011218589A JP5908246B2 (ja) 2011-09-30 2011-09-30 希土類永久磁石の製造方法

Publications (2)

Publication Number Publication Date
JP2013080738A JP2013080738A (ja) 2013-05-02
JP5908246B2 true JP5908246B2 (ja) 2016-04-26

Family

ID=47995499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011218589A Expired - Fee Related JP5908246B2 (ja) 2011-09-30 2011-09-30 希土類永久磁石の製造方法

Country Status (8)

Country Link
US (1) US20140241929A1 (https=)
EP (1) EP2763147A4 (https=)
JP (1) JP5908246B2 (https=)
KR (1) KR20140082741A (https=)
CN (1) CN103843081A (https=)
IN (1) IN2014CN01766A (https=)
TW (1) TW201330022A (https=)
WO (1) WO2013047467A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015121913A1 (ja) * 2014-02-12 2015-08-20 日東電工株式会社 希土類永久磁石及び希土類永久磁石の製造方法
JP6511779B2 (ja) * 2014-11-12 2019-05-15 Tdk株式会社 Ｒ−ｔ−ｂ系焼結磁石
CN104599833B (zh) * 2015-01-16 2017-07-04 浙江和也健康科技有限公司 一种高韧性的稀土柔性磁条及其生产方法
AU2016253743B2 (en) * 2015-04-30 2018-12-20 Ihi Corporation Rare earth permanent magnet and method for producing rare earth permanent magnet
FR3069096B1 (fr) * 2017-07-12 2020-12-25 Commissariat Energie Atomique Procede de fabrication d'un aimant permanent
KR102398932B1 (ko) 2018-08-31 2022-05-16 주식회사 엘지화학 자석 분말의 제조 방법 및 자석 분말
CN110534331A (zh) * 2019-09-23 2019-12-03 广西科技大学 一种高磁能积、高矫顽力烧结钕铁硼磁体的制备方法
CN111331129A (zh) * 2020-04-26 2020-06-26 杭州屹通新材料股份有限公司 一种低松装密度CuSn10粉的制备方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4996022A (en) * 1989-07-14 1991-02-26 Juki Corporation Process for producing a sintered body
JPH05320708A (ja) * 1992-01-10 1993-12-03 Kawasaki Steel Corp 焼結性粉末射出成形用バインダおよび組成物
JPH0669009A (ja) * 1992-08-19 1994-03-11 Matsushita Electric Ind Co Ltd 希土類−鉄系磁石の製造方法
JP3298219B2 (ja) 1993-03-17 2002-07-02 日立金属株式会社 希土類―Ｆｅ−Ｃｏ−Ａｌ−Ｖ−Ｇａ−Ｂ系焼結磁石
JP4448987B2 (ja) * 2000-06-09 2010-04-14 川研ファインケミカル株式会社 ビスマスアルコキシドの製造方法
JP2002363607A (ja) * 2001-06-13 2002-12-18 Sumitomo Metal Mining Co Ltd 希土類系磁性粉末、その製造方法及びこれを用いた磁石
JP2004031781A (ja) * 2002-06-27 2004-01-29 Nissan Motor Co Ltd 希土類磁石およびその製造方法、ならびに希土類磁石を用いてなるモータ
JP4525072B2 (ja) * 2003-12-22 2010-08-18 日産自動車株式会社 希土類磁石およびその製造方法
JP2005191187A (ja) * 2003-12-25 2005-07-14 Nissan Motor Co Ltd 希土類磁石およびその製造方法
JP2005197299A (ja) * 2003-12-26 2005-07-21 Tdk Corp 希土類焼結磁石及びその製造方法
JP4635832B2 (ja) * 2005-11-08 2011-02-23 日立金属株式会社 希土類焼結磁石の製造方法
WO2007010860A1 (ja) * 2005-07-15 2007-01-25 Neomax Co., Ltd. 希土類焼結磁石及びその製造方法
US7569254B2 (en) * 2005-08-22 2009-08-04 Eastman Kodak Company Nanocomposite materials comprising high loadings of filler materials and an in-situ method of making such materials
EP2133891B1 (en) * 2007-03-30 2017-03-08 TDK Corporation Process for producing magnet
JP5320708B2 (ja) * 2007-09-06 2013-10-23 セイコーエプソン株式会社 文書管理装置、文書管理方法及び文書管理プログラム
JP5266523B2 (ja) * 2008-04-15 2013-08-21 日東電工株式会社 永久磁石及び永久磁石の製造方法
JP5261747B2 (ja) * 2008-04-15 2013-08-14 日東電工株式会社 永久磁石及び永久磁石の製造方法
JP5266522B2 (ja) * 2008-04-15 2013-08-21 日東電工株式会社 永久磁石及び永久磁石の製造方法
CN102687217A (zh) * 2010-03-31 2012-09-19 日东电工株式会社 永久磁铁及永久磁铁的制造方法
JP4923152B2 (ja) * 2010-03-31 2012-04-25 日東電工株式会社 永久磁石及び永久磁石の製造方法

Also Published As

Publication number Publication date
TW201330022A (zh) 2013-07-16
CN103843081A (zh) 2014-06-04
EP2763147A1 (en) 2014-08-06
KR20140082741A (ko) 2014-07-02
US20140241929A1 (en) 2014-08-28
JP2013080738A (ja) 2013-05-02
EP2763147A4 (en) 2015-10-14
WO2013047467A1 (ja) 2013-04-04
IN2014CN01766A (https=) 2015-05-29

Similar Documents

Publication Publication Date Title
JP5908246B2 (ja) 希土類永久磁石の製造方法
JP5103553B1 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP5411956B2 (ja) 希土類永久磁石、希土類永久磁石の製造方法及び希土類永久磁石の製造装置
WO2013137134A1 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP2013219322A (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP5969781B2 (ja) 希土類永久磁石の製造方法
JP2013030742A (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP5203520B2 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
WO2015121915A1 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JPWO2015121914A1 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP5203522B2 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP5969782B2 (ja) 希土類永久磁石の製造方法
JP5203521B2 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP5307912B2 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP2013191607A (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP5969783B2 (ja) 希土類永久磁石の製造方法
WO2012176510A1 (ja) 希土類永久磁石及び希土類永久磁石の製造方法
JP2013191614A (ja) 希土類永久磁石及び希土類永久磁石の製造方法

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20140602

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20150929

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20151127

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20160223

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20160323

R150 Certificate of patent or registration of utility model

Ref document number: 5908246

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees