TWI366203B - - Google Patents

Info

Publication number
TWI366203B
TWI366203B TW096113085A TW96113085A TWI366203B TW I366203 B TWI366203 B TW I366203B TW 096113085 A TW096113085 A TW 096113085A TW 96113085 A TW96113085 A TW 96113085A TW I366203 B TWI366203 B TW I366203B
Authority
TW
Taiwan
Application number
TW096113085A
Other versions
TW200746183A (en
Inventor
Hajime Nakamura
Takehisa Minowa
Original Assignee
Shinetsu Chemical Co
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 Shinetsu Chemical Co filed Critical Shinetsu Chemical Co
Publication of TW200746183A publication Critical patent/TW200746183A/zh
Application granted granted Critical
Publication of TWI366203B publication Critical patent/TWI366203B/zh

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
    • H01F1/055—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
    • 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
    • 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
    • H01F41/0273—Imparting anisotropy
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Powder Metallurgy (AREA)
  • Chemically Coating (AREA)
TW096113085A 2006-04-14 2007-04-13 Method for preparing permanent magnet material TW200746183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006112306A JP2007287865A (ja) 2006-04-14 2006-04-14 永久磁石材料の製造方法

Publications (2)

Publication Number Publication Date
TW200746183A TW200746183A (en) 2007-12-16
TWI366203B true TWI366203B (zh) 2012-06-11

Family

ID=38315729

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096113085A TW200746183A (en) 2006-04-14 2007-04-13 Method for preparing permanent magnet material

Country Status (7)

Country Link
US (1) US7922832B2 (zh)
EP (1) EP1845535B1 (zh)
JP (1) JP2007287865A (zh)
KR (1) KR101353131B1 (zh)
CN (1) CN101054646B (zh)
DE (1) DE602007012481D1 (zh)
TW (1) TW200746183A (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP4840606B2 (ja) 2006-11-17 2011-12-21 信越化学工業株式会社 希土類永久磁石の製造方法
CN101568980B (zh) * 2006-12-21 2011-12-28 株式会社爱发科 永磁铁及永磁铁的制造方法
CN102039410B (zh) * 2009-10-14 2014-03-26 三环瓦克华（北京）磁性器件有限公司 能提高烧结钕铁硼磁体的矫顽力的烧结时效工艺
CN102436892B (zh) * 2011-12-15 2016-02-24 钢铁研究总院 一种低钕、无重稀土高性能磁体及制备方法
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
JP6312821B2 (ja) 2013-06-17 2018-04-18 アーバン マイニング テクノロジー カンパニー，エルエルシー 磁気性能が改善又は回復されたｎｄ−ｆｅ−ｂ磁石を形成するための磁石の再生
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
CN107146673B (zh) * 2017-05-17 2020-06-23 成都银磁材料有限公司 一种粘结磁粉及其制备方法
CN107742574A (zh) * 2017-09-25 2018-02-27 北矿磁材科技有限公司 一种粘结铁氧体磁粉的表面处理方法
CN110273120B (zh) * 2019-07-30 2023-07-07 太原学院 一种合金表面快速纳米化的方法及装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1012235B (zh) * 1985-02-27 1991-03-27 住友特殊金属株式会社 生产永久磁体的方法及其产品
JPH0742553B2 (ja) * 1986-02-18 1995-05-10 住友特殊金属株式会社 永久磁石材料及びその製造方法
US4942098A (en) * 1987-03-26 1990-07-17 Sumitomo Special Metals, Co., Ltd. Corrosion resistant permanent magnet
US5173206A (en) * 1987-12-14 1992-12-22 The B. F. Goodrich Company Passivated rare earth magnet or magnetic material compositions
JP2520450B2 (ja) * 1988-06-02 1996-07-31 信越化学工業株式会社 耐食性希土類磁石の製造方法
JPH03173106A (ja) * 1989-11-30 1991-07-26 Shin Etsu Chem Co Ltd 耐食性被膜を有する希土類永久磁石およびその製造方法
JP2904571B2 (ja) * 1990-10-29 1999-06-14 信越化学工業株式会社 希土類異方性焼結永久磁石の製造方法
JP3323561B2 (ja) * 1992-11-20 2002-09-09 住友特殊金属株式会社 ボンド磁石用合金粉末の製造方法
JPH0737742A (ja) * 1993-07-21 1995-02-07 Tokin Corp 希土類永久磁石合金の製造方法
JP3393018B2 (ja) * 1996-08-23 2003-04-07 住友特殊金属株式会社 薄肉Ｒ−Ｆｅ−Ｂ系焼結磁石の製造方法
JP3549382B2 (ja) * 1997-12-22 2004-08-04 信越化学工業株式会社 希土類元素・鉄・ボロン系永久磁石およびその製造方法
JP4227326B2 (ja) * 2001-11-28 2009-02-18 Ｄｏｗａホールディングス株式会社 焼結希土類磁石合金からなるリング状薄板の製法
CN1306527C (zh) * 2001-12-18 2007-03-21 昭和电工株式会社 用于稀土磁体的合金薄片及其生产方法、用于稀土烧结磁体的合金粉末、稀土烧结磁体、用于结合磁体的合金粉末和结合磁体
CN1150076C (zh) * 2002-04-15 2004-05-19 清华大学 一种制备氢化-歧化-脱氢-重组稀土永磁粉的方法
JP2004281493A (ja) * 2003-03-13 2004-10-07 Shin Etsu Chem Co Ltd 永久磁石材料の製造方法
JP2004281492A (ja) * 2003-03-13 2004-10-07 Shin Etsu Chem Co Ltd 永久磁石材料
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
JP2005285861A (ja) 2004-03-26 2005-10-13 Tdk Corp 希土類磁石の製造方法

Also Published As

Publication number Publication date
TW200746183A (en) 2007-12-16
DE602007012481D1 (de) 2011-03-31
CN101054646A (zh) 2007-10-17
US7922832B2 (en) 2011-04-12
JP2007287865A (ja) 2007-11-01
KR20070102419A (ko) 2007-10-18
EP1845535B1 (en) 2011-02-16
EP1845535A3 (en) 2008-07-02
KR101353131B1 (ko) 2014-01-17
US20070240787A1 (en) 2007-10-18
EP1845535A2 (en) 2007-10-17
CN101054646B (zh) 2011-02-02

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