PL2184747T3 - Spiekany anizotropowy magnes R-Fe-B - Google Patents

Spiekany anizotropowy magnes R-Fe-B

Info

Publication number
PL2184747T3
PL2184747T3 PL08829605T PL08829605T PL2184747T3 PL 2184747 T3 PL2184747 T3 PL 2184747T3 PL 08829605 T PL08829605 T PL 08829605T PL 08829605 T PL08829605 T PL 08829605T PL 2184747 T3 PL2184747 T3 PL 2184747T3
Authority
PL
Poland
Prior art keywords
sintered magnet
anisotropic sintered
anisotropic
magnet
sintered
Prior art date
Application number
PL08829605T
Other languages
English (en)
Inventor
Tomoori Odaka
Hideyuki Morimoto
Kohshi Yoshimura
Shigeru Takaki
Original Assignee
Hitachi Metals Ltd
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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Publication of PL2184747T3 publication Critical patent/PL2184747T3/pl

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
    • 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
    • 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
    • B22F3/24—After-treatment of workpieces or articles
    • 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
    • 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
    • H01F1/06—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 in the form of particles, e.g. powder
    • H01F1/08—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 in the form of particles, e.g. powder pressed, sintered, or bound together
    • 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)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
PL08829605T 2007-09-04 2008-09-02 Spiekany anizotropowy magnes R-Fe-B PL2184747T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007229113 2007-09-04
EP20080829605 EP2184747B1 (en) 2007-09-04 2008-09-02 R-fe-b anisotropic sintered magnet
PCT/JP2008/002399 WO2009031292A1 (ja) 2007-09-04 2008-09-02 Ｒ－Ｆｅ－Ｂ系異方性焼結磁石

Publications (1)

Publication Number Publication Date
PL2184747T3 true PL2184747T3 (pl) 2015-10-30

Family

ID=40428616

Family Applications (1)

Application Number Title Priority Date Filing Date
PL08829605T PL2184747T3 (pl) 2007-09-04 2008-09-02 Spiekany anizotropowy magnes R-Fe-B

Country Status (11)

Country Link
US (1) US8177922B2 (pl)
EP (1) EP2184747B1 (pl)
JP (1) JP5201144B2 (pl)
KR (1) KR101474947B1 (pl)
CN (1) CN101652820B (pl)
BR (1) BRPI0816463B1 (pl)
ES (1) ES2536189T3 (pl)
HU (1) HUE025146T2 (pl)
PL (1) PL2184747T3 (pl)
PT (1) PT2184747E (pl)
WO (1) WO2009031292A1 (pl)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009004794A1 (ja) * 2007-07-02 2009-01-08 Hitachi Metals, Ltd. Ｒ－Ｆｅ－Ｂ系希土類焼結磁石およびその製造方法
JP5532922B2 (ja) * 2007-07-27 2014-06-25 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石
ES2536189T3 (es) * 2007-09-04 2015-05-21 Hitachi Metals, Ltd. Imán anisotrópico sinterizado de R-Fe-B
EP2455954B1 (en) * 2009-07-15 2019-10-16 Hitachi Metals, Ltd. Process for production of r-t-b based sintered magnets
CN102763180B (zh) * 2010-02-10 2015-04-01 日立金属株式会社 磁力特性计算方法、磁力特性计算装置以及计算机程序
JP5885907B2 (ja) * 2010-03-30 2016-03-16 Tdk株式会社 希土類焼結磁石及びその製造方法、並びにモータ及び自動車
JP5373834B2 (ja) * 2011-02-15 2013-12-18 株式会社豊田中央研究所 希土類磁石およびその製造方法
US9547051B2 (en) * 2011-05-17 2017-01-17 Hitachi Metals, Ltd. Calculating method of magnetic force characteristic, and magnetic force characteristic computing device
CN102218531B (zh) * 2011-05-18 2012-12-19 山西众恒磁性材料有限公司 高性能烧结钕铁硼永磁体的混合制备方法
JP5939302B2 (ja) * 2012-08-13 2016-06-22 日立金属株式会社 希土類系焼結磁石の製造方法および成形装置
DE102013205442A1 (de) * 2013-03-27 2014-10-02 Robert Bosch Gmbh Pumpe mit Elektromotor
KR101543111B1 (ko) * 2013-12-17 2015-08-10 현대자동차주식회사 NdFeB 영구자석 및 그 제조방법
WO2018034264A1 (ja) * 2016-08-17 2018-02-22 日立金属株式会社 Ｒ－ｔ－ｂ系焼結磁石
JP2020150262A (ja) * 2019-03-08 2020-09-17 日立金属株式会社 Ｒ−ｔ−ｂ系焼結磁石
CN110853854B (zh) * 2019-11-13 2021-03-16 北京工业大学 一种两步扩散法制备高性能双主相烧结混合稀土铁硼磁体的方法
CN113053607B (zh) * 2021-03-19 2022-05-03 金力永磁(包头)科技有限公司 一种钕铁硼磁体及一种三维晶界扩散制备钕铁硼磁体的方法

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
JPH0663086B2 (ja) 1985-09-27 1994-08-17 住友特殊金属株式会社 永久磁石材料及びその製造方法
ATE167239T1 (de) 1992-02-15 1998-06-15 Santoku Metal Ind Legierungsblock für einen dauermagnet, anisotropes pulver für einen dauermagnet, verfahren zur herstellung eines solchen und dauermagneten
JP3516820B2 (ja) * 1996-09-17 2004-04-05 住友特殊金属株式会社 希土類永久磁石用合金原料、希土類永久磁石用合金粉末及び希土類永久磁石の製造方法
CN1169165C (zh) * 1998-10-14 2004-09-29 日立金属株式会社 R-t-b系烧结型永磁体
US7244318B2 (en) * 2001-01-30 2007-07-17 Neomax Co., Ltd. Method for preparation of permanent magnet
JP2002356701A (ja) 2001-03-30 2002-12-13 Sumitomo Special Metals Co Ltd 希土類合金焼結体およびその製造方法
JP4870274B2 (ja) 2001-03-30 2012-02-08 Ｔｄｋ株式会社 希土類永久磁石の製造方法
EP1645648B1 (en) 2001-03-30 2007-07-25 Neomax Co., Ltd. A rare earth alloy sintered compact
JP2004296973A (ja) * 2003-03-28 2004-10-21 Kenichi Machida 金属蒸気収着による高性能希土類磁石の製造
JP3897724B2 (ja) 2003-03-31 2007-03-28 独立行政法人科学技術振興機構 超小型製品用の微小、高性能焼結希土類磁石の製造方法
US6823442B1 (en) * 2003-05-12 2004-11-23 3Pardata, Inc. Method of managing virtual volumes in a utility storage server system
JP2005011973A (ja) 2003-06-18 2005-01-13 Japan Science & Technology Agency 希土類−鉄−ホウ素系磁石及びその製造方法
JP3960966B2 (ja) * 2003-12-10 2007-08-15 独立行政法人科学技術振興機構 耐熱性希土類磁石の製造方法
JP2005285859A (ja) 2004-03-26 2005-10-13 Tdk Corp 希土類磁石及びその製造方法
CN101006534B (zh) 2005-04-15 2011-04-27 日立金属株式会社 稀土类烧结磁铁及其制造方法
EP1981043B1 (en) * 2006-01-31 2015-08-12 Hitachi Metals, Limited R-Fe-B RARE-EARTH SINTERED MAGNET AND PROCESS FOR PRODUCING THE SAME
EP2899726B1 (en) * 2006-03-03 2018-02-21 Hitachi Metals, Ltd. R-fe-b rare earth sintered magnet
MY149353A (en) * 2007-03-16 2013-08-30 Shinetsu Chemical Co Rare earth permanent magnet and its preparations
WO2009004794A1 (ja) * 2007-07-02 2009-01-08 Hitachi Metals, Ltd. Ｒ－Ｆｅ－Ｂ系希土類焼結磁石およびその製造方法
JP5532922B2 (ja) * 2007-07-27 2014-06-25 日立金属株式会社 Ｒ−Ｆｅ−Ｂ系希土類焼結磁石
ES2536189T3 (es) * 2007-09-04 2015-05-21 Hitachi Metals, Ltd. Imán anisotrópico sinterizado de R-Fe-B

Also Published As

Publication number Publication date
BRPI0816463A2 (pt) 2015-03-24
US20110205006A1 (en) 2011-08-25
HUE025146T2 (en) 2016-01-28
KR20100049503A (ko) 2010-05-12
PT2184747E (pt) 2015-06-01
US8177922B2 (en) 2012-05-15
EP2184747B1 (en) 2015-04-22
CN101652820B (zh) 2012-06-27
EP2184747A1 (en) 2010-05-12
EP2184747A4 (en) 2011-08-31
JP5201144B2 (ja) 2013-06-05
CN101652820A (zh) 2010-02-17
ES2536189T3 (es) 2015-05-21
JPWO2009031292A1 (ja) 2010-12-09
WO2009031292A1 (ja) 2009-03-12
BRPI0816463B1 (pt) 2022-04-05
KR101474947B1 (ko) 2014-12-19

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