DE60040570D1 - Seltenerde Dauermagnet und sein Herstellungsverfahren - Google Patents

Seltenerde Dauermagnet und sein Herstellungsverfahren

Info

Publication number
DE60040570D1
DE60040570D1 DE60040570T DE60040570T DE60040570D1 DE 60040570 D1 DE60040570 D1 DE 60040570D1 DE 60040570 T DE60040570 T DE 60040570T DE 60040570 T DE60040570 T DE 60040570T DE 60040570 D1 DE60040570 D1 DE 60040570D1
Authority
DE
Germany
Prior art keywords
permanent magnet
manufacturing process
rare earth
earth permanent
rare
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
Application number
DE60040570T
Other languages
English (en)
Inventor
Yoshimura Kohshi
Nishiuchi Takeshi
Kikui Fumiaki
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.)
Proterial Ltd
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
Application granted granted Critical
Publication of DE60040570D1 publication Critical patent/DE60040570D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01F41/026—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 protecting methods against environmental influences, e.g. oxygen, by surface treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Electroplating Methods And Accessories (AREA)
DE60040570T 1999-01-27 2000-01-20 Seltenerde Dauermagnet und sein Herstellungsverfahren Expired - Lifetime DE60040570D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1842699 1999-01-27
JP11583699 1999-04-23
JP11583599 1999-04-23
JP2000002223A JP3278647B2 (ja) 1999-01-27 2000-01-11 希土類系ボンド磁石

Publications (1)

Publication Number Publication Date
DE60040570D1 true DE60040570D1 (de) 2008-12-04

Family

ID=27456960

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60040570T Expired - Lifetime DE60040570D1 (de) 1999-01-27 2000-01-20 Seltenerde Dauermagnet und sein Herstellungsverfahren

Country Status (6)

Country Link
US (2) US6399150B1 (de)
EP (1) EP1024506B1 (de)
JP (1) JP3278647B2 (de)
CN (1) CN1187763C (de)
DE (1) DE60040570D1 (de)
MY (1) MY117208A (de)

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US7056400B1 (en) 2003-04-22 2006-06-06 R. J. Lee Group, Inc. Method of separating superalloy metal powder from admixed contaminants
JP4576800B2 (ja) * 2003-04-28 2010-11-10 日立金属株式会社 希土類磁石およびその製造方法
US7153377B2 (en) * 2004-02-02 2006-12-26 R. J. Lee Group, Inc. Method of separating admixed contaminants from superalloy metal powder
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CN1898757B (zh) * 2004-10-19 2010-05-05 信越化学工业株式会社 稀土永磁材料的制备方法
MY142024A (en) * 2005-03-23 2010-08-16 Shinetsu Chemical Co Rare earth permanent magnet
TWI413136B (zh) * 2005-03-23 2013-10-21 Shinetsu Chemical Co 稀土族永久磁體
TWI417906B (zh) * 2005-03-23 2013-12-01 Shinetsu Chemical Co 機能分級式稀土族永久磁鐵
MY141999A (en) * 2005-03-23 2010-08-16 Shinetsu Chemical Co Functionally graded rare earth permanent magnet
US7955443B2 (en) * 2006-04-14 2011-06-07 Shin-Etsu Chemical Co., Ltd. Method for preparing rare earth permanent magnet material
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
JP5226520B2 (ja) * 2006-09-15 2013-07-03 インターメタリックス株式会社 ＮｄＦｅＢ焼結磁石の製造方法
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
JP4835407B2 (ja) * 2006-11-28 2011-12-14 Ｔｄｋ株式会社 希土類磁石及びその製造方法
JP5363314B2 (ja) * 2007-05-01 2013-12-11 インターメタリックス株式会社 ＮｄＦｅＢ系焼結磁石製造方法
US8268264B2 (en) * 2009-02-09 2012-09-18 Caprotec Bioanalytics Gmbh Devices, systems and methods for separating magnetic particles
US20100224290A1 (en) * 2009-03-09 2010-09-09 Honda Motor Co., Ltd. Aluminum alloy casting and method for producing the same, and apparatus for producing slide member
JP5288276B2 (ja) * 2009-08-28 2013-09-11 日立金属株式会社 Ｒ−ｔ−ｂ系永久磁石の製造方法
DE102009046426A1 (de) * 2009-11-05 2011-05-12 Robert Bosch Gmbh Verfahren zur Herstellung eines Magnets sowie Magnet und elektrische Maschine
JP5573663B2 (ja) * 2010-12-27 2014-08-20 日立金属株式会社 耐食性磁石の製造方法
JP6003085B2 (ja) 2012-02-27 2016-10-05 株式会社ジェイテクト 磁石の製造方法
JP2013175650A (ja) * 2012-02-27 2013-09-05 Jtekt Corp 磁石の製造方法および磁石
JP2014007278A (ja) * 2012-06-25 2014-01-16 Jtekt Corp 磁石の製造方法および磁石
EP3790029A1 (de) 2013-06-17 2021-03-10 Urban Mining Technology Company, LLC Magnetrecycling zur erzeugung von nd-fe-b-magneten mit verbesserter oder regenerierter magnetischer leistung
CN104032263B (zh) * 2013-12-27 2016-04-06 厦门钨业股份有限公司 一种真空蒸发镀膜的方法和一种覆盖蒸发镀膜的稀土磁铁
US9791470B2 (en) * 2013-12-27 2017-10-17 Intel Corporation Magnet placement for integrated sensor packages
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
DE102014218369A1 (de) * 2014-09-12 2016-03-31 Siemens Aktiengesellschaft Elektrochemische Abscheidung von Neodym zur Vergrößerung der Koerzitivfeldstärke von Seltenerddauermagneten
KR102283172B1 (ko) 2015-02-03 2021-07-29 엘지이노텍 주식회사 희토류 자석 및 이를 포함하는 전동기
CN108962579B (zh) * 2018-06-28 2020-09-25 宁波招宝磁业有限公司 制备高矫顽力钕铁硼磁体的方法
CN113166948A (zh) * 2018-12-04 2021-07-23 Ppg工业俄亥俄公司 经处理颗粒及基底
CN109830353A (zh) * 2018-12-29 2019-05-31 昆山磁通新材料科技有限公司 一种高成型密度、低成型压力、表面绝缘的磁性金属粉末
CN111243846B (zh) * 2020-01-19 2021-12-24 北京工业大学 一种可同时提高NdFeB粉末和磁体的抗氧化腐蚀性的方法
CN111403166B (zh) * 2020-04-17 2022-08-05 成都银河磁体股份有限公司 一种热压磁体的制备方法及其产品
CN112117075B (zh) * 2020-08-24 2024-05-31 宁波晨洋磁材科技有限公司 一种高机械强度镨铁硼永磁体及其制备方法和加工罐
CN112779576B (zh) * 2020-12-25 2022-06-21 南通正海磁材有限公司 一种钕铁硼磁体复合镀层及其制备方法

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JPH0682574B2 (ja) 1985-01-18 1994-10-19 住友特殊金属株式会社 耐食性のすぐれた永久磁石の製造方法
JPS6455806A (en) * 1987-08-27 1989-03-02 Tdk Corp Rare earth magnet
JPH04237103A (ja) * 1991-01-22 1992-08-25 Kawasaki Steel Corp 耐蝕性に優れた樹脂結合型磁石用磁粉の製造方法
DE69220519T2 (de) * 1991-03-04 1998-02-19 Toda Kogyo Corp Verfahren zur Plattierung eines Verbundmagneten sowie Verbundmagnet mit einem Metallüberzug
DE69223877T2 (de) * 1991-08-09 1998-04-16 Intermetallics Co Ltd Beschichtete Bauteile mit pulvergerüststrukturiertem Film und Verfahren zur ihrer Herstellung
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JPH07302705A (ja) * 1994-05-09 1995-11-14 Daido Steel Co Ltd 耐食性希土類磁石とその製造方法
JPH08186016A (ja) 1994-12-28 1996-07-16 Kanegafuchi Chem Ind Co Ltd めっき被膜を有するボンド磁石とその製造方法
JPH08331784A (ja) * 1995-03-24 1996-12-13 Hitachi Metals Ltd 永久磁石界磁方式回転機
JP3234448B2 (ja) 1995-06-19 2001-12-04 信越化学工業株式会社 高耐蝕性永久磁石の製造方法
JPH09205013A (ja) * 1996-01-25 1997-08-05 Daidoo Denshi:Kk 防錆被覆層を有するボンド磁石とその防錆被覆処理方法
JPH09289108A (ja) 1996-04-19 1997-11-04 Sumitomo Special Metals Co Ltd 密着性のすぐれた電気絶縁性被膜を有するＲ−Ｆｅ−Ｂ系永久磁石とその製造方法
JPH113811A (ja) * 1997-06-10 1999-01-06 Daidoo Denshi:Kk 希土類ボンド磁石およびその製造方法
CN1205626C (zh) * 1997-10-30 2005-06-08 株式会社新王磁材 具有高耐蚀性的R－Fe－B基粘结磁体及其制造工艺
JP3236815B2 (ja) 1998-02-12 2001-12-10 住友特殊金属株式会社 高耐食性Ｒ−Ｆｅ−Ｂ系ボンド磁石とその製造方法
JP3236813B2 (ja) 1997-10-30 2001-12-10 住友特殊金属株式会社 高耐食性Ｒ−Ｆｅ−Ｂ系ボンド磁石とその製造方法

Also Published As

Publication number Publication date
EP1024506A1 (de) 2000-08-02
US6399150B1 (en) 2002-06-04
EP1024506B1 (de) 2008-10-22
US7053745B2 (en) 2006-05-30
JP2001006909A (ja) 2001-01-12
CN1267892A (zh) 2000-09-27
CN1187763C (zh) 2005-02-02
MY117208A (en) 2004-05-31
JP3278647B2 (ja) 2002-04-30
US20020144753A1 (en) 2002-10-10

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