CN1036554C - 热稳定性良好的永久磁铁 - Google Patents

热稳定性良好的永久磁铁 Download PDF

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Publication number
CN1036554C
CN1036554C CN87105186A CN87105186A CN1036554C CN 1036554 C CN1036554 C CN 1036554C CN 87105186 A CN87105186 A CN 87105186A CN 87105186 A CN87105186 A CN 87105186A CN 1036554 C CN1036554 C CN 1036554C
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CN
China
Prior art keywords
thermal stability
magnets
magnet
alloy
neodymium
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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CN87105186A
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English (en)
Chinese (zh)
Other versions
CN87105186A (zh
Inventor
德·永雅亮
远藤実
小暮浩
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Proterial Ltd
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Hitachi Metals Ltd
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Publication date
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Publication of CN87105186A publication Critical patent/CN87105186A/zh
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Publication of CN1036554C publication Critical patent/CN1036554C/zh
Anticipated expiration legal-status Critical
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    • 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

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  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
CN87105186A 1986-07-23 1987-07-23 热稳定性良好的永久磁铁 Expired - Lifetime CN1036554C (zh)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP61-172987 1986-07-23
JP172987/86 1986-07-23
JP17298786 1986-07-23
JP185905/86 1986-08-07
JP18590586 1986-08-07
JP61-185905 1986-08-07
JP24349086 1986-10-14
JP61-243490 1986-10-14
JP243490/86 1986-10-14
JP857/87 1987-01-06
JP85787 1987-01-06
JP62-857 1987-01-06

Publications (2)

Publication Number Publication Date
CN87105186A CN87105186A (zh) 1988-02-03
CN1036554C true CN1036554C (zh) 1997-11-26

Family

ID=27453258

Family Applications (1)

Application Number Title Priority Date Filing Date
CN87105186A Expired - Lifetime CN1036554C (zh) 1986-07-23 1987-07-23 热稳定性良好的永久磁铁

Country Status (5)

Country Link
EP (2) EP0258609B1 (fr)
JP (1) JP2751109B2 (fr)
KR (1) KR910001065B1 (fr)
CN (1) CN1036554C (fr)
DE (2) DE3783975T2 (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983232A (en) * 1987-01-06 1991-01-08 Hitachi Metals, Ltd. Anisotropic magnetic powder and magnet thereof and method of producing same
JPH01257308A (ja) * 1987-09-09 1989-10-13 Hitachi Metals Ltd ボイスコイルモーター用磁石
JPS6472502A (en) * 1987-09-11 1989-03-17 Hitachi Metals Ltd Permanent magnet for accelerating particle beam
US5000800A (en) * 1988-06-03 1991-03-19 Masato Sagawa Permanent magnet and method for producing the same
DE3825358A1 (de) * 1988-07-26 1990-02-01 Siemens Ag Magnetischer werkstoff und verfahren zu seiner herstellung
JPH0257662A (ja) * 1988-08-23 1990-02-27 M G:Kk ボンド磁石用急冷薄帯合金
DE3840414A1 (de) * 1988-11-30 1990-05-31 Siemens Ag Verfahren zur herstellung eines koerpers mit einem hartmagnetischen werkstoff
DE69102999T2 (de) * 1990-03-16 1994-12-08 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland, Whitehall, London Ferromagnetische stoffe.
US5143560A (en) * 1990-04-20 1992-09-01 Hitachi Metals, Inc., Ltd. Method for forming Fe-B-R-T alloy powder by hydrogen decrepitation of die-upset billets
DE69202515T2 (de) * 1991-06-04 1995-09-21 Shinetsu Chemical Co Verfahren zur Herstellung von zweiphasigen Dauermagneten auf der Basis von Seltenen Erden.
US5405455A (en) * 1991-06-04 1995-04-11 Shin-Etsu Chemical Co. Ltd. Rare earth-based permanent magnet
DE4331563A1 (de) * 1992-09-18 1994-03-24 Hitachi Metals Ltd Nd-Fe-B-Sintermagnete
US5472525A (en) * 1993-01-29 1995-12-05 Hitachi Metals, Ltd. Nd-Fe-B system permanent magnet
DE19541948A1 (de) * 1995-11-10 1997-05-15 Schramberg Magnetfab Magnetmaterial und Dauermagnet des NdFeB-Typs
CN1182547C (zh) * 2001-06-19 2004-12-29 三菱电机株式会社 稀土类永久磁铁材料
US20050067052A1 (en) * 2002-06-28 2005-03-31 Yoshimobu Honkura Alloy for use in bonded magnet, isotropic magnet powder and anisotropic magnet powder and method for production thereof, and bonded magnet
CN101240398B (zh) * 2007-02-07 2010-12-29 罗阳 金属间化合物各向异性磁粉，制备方法及专用设备
JP4103938B1 (ja) 2007-05-02 2008-06-18 日立金属株式会社 Ｒ−ｔ−ｂ系焼結磁石
JP4103937B1 (ja) 2007-05-02 2008-06-18 日立金属株式会社 Ｒ−ｔ−ｂ系焼結磁石
JP5163630B2 (ja) * 2009-12-18 2013-03-13 トヨタ自動車株式会社 希土類磁石およびその製造方法
US10497497B2 (en) 2012-02-02 2019-12-03 Santoku Corporation R-T-B—Ga-based magnet material alloy and method of producing the same
WO2013125075A1 (fr) * 2012-02-23 2013-08-29 Jx日鉱日石金属株式会社 Aimant permanent en terre rare à base de néodyme et son processus de production
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
CN104952574A (zh) 2014-03-31 2015-09-30 厦门钨业股份有限公司 一种含W的Nd-Fe-B-Cu系烧结磁铁
CN104020032A (zh) * 2014-06-17 2014-09-03 攀钢集团攀枝花钢钒有限公司 一种对不易碎钒铁化学分析用试样的制备方法
CN110148506A (zh) * 2019-04-03 2019-08-20 宁波同创强磁材料有限公司 拓宽稀土永磁体烧结温度窗口的方法及稀土永磁体的制备方法
CN111627633B (zh) * 2020-06-28 2022-05-31 福建省长汀金龙稀土有限公司 一种r-t-b系磁性材料及其制备方法
JP2024154865A (ja) * 2023-04-20 2024-10-31 信越化学工業株式会社 希土類焼結磁石及びその製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0134304A1 (fr) * 1983-08-04 1985-03-20 Sumitomo Special Metals Co., Ltd. Aimants permanents
JPS60238447A (ja) * 1984-05-14 1985-11-27 Seiko Epson Corp 希土類永久磁石
JPS60243247A (ja) * 1984-05-15 1985-12-03 Namiki Precision Jewel Co Ltd 永久磁石合金

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316375C (fr) * 1982-08-21 1993-04-20 Masato Sagawa Materiaux magnetiques et aimants permanents
JPS60218455A (ja) * 1984-04-12 1985-11-01 Seiko Epson Corp 永久磁石合金
JPS60224761A (ja) * 1984-04-23 1985-11-09 Seiko Epson Corp 永久磁石合金
JPS60228652A (ja) * 1984-04-24 1985-11-13 Nippon Gakki Seizo Kk 希土類磁石およびその製法
JPS61179803A (ja) * 1985-02-05 1986-08-12 Seiko Epson Corp 強磁性樹脂組成物の製造方法
EP0216254B1 (fr) * 1985-09-10 1991-01-02 Kabushiki Kaisha Toshiba Aimant permanent
JPS62136551A (ja) * 1985-12-10 1987-06-19 Daido Steel Co Ltd 永久磁石材料
EP0248981B1 (fr) * 1986-06-12 1993-07-07 Kabushiki Kaisha Toshiba Aimant permanent et alliage magnétique permanent
JPS6318603A (ja) * 1986-07-11 1988-01-26 Toshiba Corp 永久磁石
JP3084975B2 (ja) * 1992-11-06 2000-09-04 松下電器産業株式会社 液晶表示用セルの製造装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0134304A1 (fr) * 1983-08-04 1985-03-20 Sumitomo Special Metals Co., Ltd. Aimants permanents
JPS60238447A (ja) * 1984-05-14 1985-11-27 Seiko Epson Corp 希土類永久磁石
JPS60243247A (ja) * 1984-05-15 1985-12-03 Namiki Precision Jewel Co Ltd 永久磁石合金

Also Published As

Publication number Publication date
EP0258609B1 (fr) 1993-02-03
KR880002202A (ko) 1988-04-29
DE3783975D1 (de) 1993-03-18
DE3783975T2 (de) 1993-05-27
JPS647503A (en) 1989-01-11
EP0421488A3 (en) 1991-08-28
EP0258609A2 (fr) 1988-03-09
EP0258609A3 (en) 1989-04-26
CN87105186A (zh) 1988-02-03
JP2751109B2 (ja) 1998-05-18
KR910001065B1 (ko) 1991-02-23
DE3750661D1 (de) 1994-11-17
EP0421488A2 (fr) 1991-04-10
EP0421488B1 (fr) 1994-10-12
DE3750661T2 (de) 1995-04-06

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