DE69619460D1 - Seltenerd-Verbundmagnet und Zusammensetzung dafür - Google Patents

Seltenerd-Verbundmagnet und Zusammensetzung dafür

Info

Publication number
DE69619460D1
DE69619460D1 DE69619460T DE69619460T DE69619460D1 DE 69619460 D1 DE69619460 D1 DE 69619460D1 DE 69619460 T DE69619460 T DE 69619460T DE 69619460 T DE69619460 T DE 69619460T DE 69619460 D1 DE69619460 D1 DE 69619460D1
Authority
DE
Germany
Prior art keywords
rare earth
earth composite
composite magnet
composition therefor
therefor
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
DE69619460T
Other languages
English (en)
Other versions
DE69619460T2 (de
Inventor
Koji Akioka
Hayato Shirai
Ken Ikuma
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE69619460D1 publication Critical patent/DE69619460D1/de
Publication of DE69619460T2 publication Critical patent/DE69619460T2/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
    • 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
    • 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
    • H01F1/0533—Alloys characterised by their composition containing rare earth metals in a bonding agent
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/70—Nanostructure
    • Y10S977/832—Nanostructure having specified property, e.g. lattice-constant, thermal expansion coefficient
    • Y10S977/838—Magnetic property of nanomaterial

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69619460T 1995-10-18 1996-10-17 Seltenerd-Verbundmagnet und Zusammensetzung dafür Expired - Lifetime DE69619460T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27040195 1995-10-18
JP29148795 1995-11-09

Publications (2)

Publication Number Publication Date
DE69619460D1 true DE69619460D1 (de) 2002-04-04
DE69619460T2 DE69619460T2 (de) 2002-10-10

Family

ID=26549205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69619460T Expired - Lifetime DE69619460T2 (de) 1995-10-18 1996-10-17 Seltenerd-Verbundmagnet und Zusammensetzung dafür

Country Status (6)

Country Link
US (1) US5888417A (de)
EP (1) EP0769791B1 (de)
KR (1) KR100241982B1 (de)
CN (1) CN1135571C (de)
DE (1) DE69619460T2 (de)
TW (1) TW338167B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6149736A (en) * 1995-12-05 2000-11-21 Honda Giken Kogyo Kabushiki Kaisha Magnetostructure material, and process for producing the same
WO1998003981A1 (fr) * 1996-07-23 1998-01-29 Seiko Epson Corporation Procede de fabrication d'aimants agglomeres de metal des terres rares, et aimant agglomere de metal des terres rares
JP2002503027A (ja) * 1998-02-09 2002-01-29 ロフォ ハイ テク フィルム ゲゼルシャフト ミット ベシュレンクテル ハフツング 磁性フィルム及びその製造方法
US6190573B1 (en) * 1998-06-15 2001-02-20 Magx Co., Ltd. Extrusion-molded magnetic body comprising samarium-iron-nitrogen system magnetic particles
JP3275882B2 (ja) * 1999-07-22 2002-04-22 セイコーエプソン株式会社 磁石粉末および等方性ボンド磁石
JP2001052911A (ja) * 1999-08-11 2001-02-23 Seiko Epson Corp 磁石材料の製造方法、薄帯状磁石材料、磁石粉末およびボンド磁石
JP3172521B1 (ja) * 2000-06-29 2001-06-04 住友特殊金属株式会社 希土類磁石の製造方法および粉体プレス装置
EP1187147B1 (de) * 2000-09-08 2009-12-16 Shin-Etsu Chemical Co., Ltd. Seltenerd-Legierung, Seltenerd-Sintermagnet und Herstellungsverfahren
US6518754B1 (en) * 2000-10-25 2003-02-11 Baker Hughes Incorporated Powerful bonded nonconducting permanent magnet for downhole use
JP2002356717A (ja) * 2001-05-29 2002-12-13 Shin Etsu Chem Co Ltd 希土類ボンド磁石用合金の製造方法並びに希土類ボンド磁石組成物
JP2003082236A (ja) * 2001-09-11 2003-03-19 Bridgestone Corp 樹脂磁石組成物
DE10240993A1 (de) * 2002-09-05 2004-03-18 Rehau Ag + Co. Türdichtungsrahmen für Kühlgeräte
US7357880B2 (en) * 2003-10-10 2008-04-15 Aichi Steel Corporation Composite rare-earth anisotropic bonded magnet, composite rare-earth anisotropic bonded magnet compound, and methods for their production
US7828988B2 (en) * 2004-08-24 2010-11-09 Panasonic Corporation Anisotropic rare earth bonded magnet having self-organized network boundary phase and permanent magnet motor utilizing the same
CN100403434C (zh) * 2005-06-10 2008-07-16 上海爱普生磁性器件有限公司 硬盘驱动器磁体及其制备方法
CN101513673B (zh) * 2008-02-22 2012-07-25 北京中科三环高技术股份有限公司 用于挤出机的一次挤出多件磁体的流道装置及用该装置的制备方法
CN101299364B (zh) * 2008-03-13 2012-07-18 上海爱普生磁性器件有限公司 蓝色激光光碟驱动器用粘结稀土磁体及其制备方法
CN101964234B (zh) * 2009-10-28 2013-10-02 广州新莱福磁电有限公司 一种添加再生塑料的可挠性塑胶磁性膜片材料
US9666361B2 (en) * 2011-03-02 2017-05-30 Hitachi Metals, Ltd. Rare-earth bond magnet manufacturing method
US9802353B2 (en) * 2015-03-27 2017-10-31 Sonoco Development, Inc. Method of making a flexible magnetized sheet
CN106312077B (zh) * 2015-06-23 2021-04-13 宁夏君磁新材料科技有限公司 亚微米各向异性钐铁氮磁粉及其杂化粘结磁体的制备方法
US11440091B2 (en) * 2018-01-22 2022-09-13 Nichia Corporation Methods of producing bonded magnet and compound for bonded magnets
CN110655784A (zh) * 2019-09-26 2020-01-07 金旸（厦门）新材料科技有限公司 一种磁性塑料组合物及其制备方法
KR102189985B1 (ko) 2019-10-25 2020-12-11 한국생산기술연구원 Nd-Fe-B계 영구자석 제조 방법 및 이에 의하여 제조된 Nd-Fe-B계 영구자석

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2689398A (en) * 1948-03-24 1954-09-21 Plessey Co Ltd Method of making magnetizable compacts
US4402770A (en) * 1981-10-23 1983-09-06 The United States Of America As Represented By The Secretary Of The Navy Hard magnetic alloys of a transition metal and lanthanide
JPS58171802A (ja) * 1982-04-02 1983-10-08 Sumitomo Bakelite Co Ltd 強磁性樹脂組成物
US4851058A (en) * 1982-09-03 1989-07-25 General Motors Corporation High energy product rare earth-iron magnet alloys
JPS59136909A (ja) * 1983-01-27 1984-08-06 Seiko Epson Corp 樹脂結合型永久磁石の製造方法
CA1215223A (en) * 1983-07-04 1986-12-16 Tokuji Abe Composition for plastic magnets
US4792367A (en) * 1983-08-04 1988-12-20 General Motors Corporation Iron-rare earth-boron permanent
US4844754A (en) * 1983-08-04 1989-07-04 General Motors Corporation Iron-rare earth-boron permanent magnets by hot working
JPS608764B2 (ja) * 1983-12-27 1985-03-05 株式会社ニッカリ 刈払機
CA1269029A (en) * 1986-01-29 1990-05-15 Peter Vernia Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy
JPS62208608A (ja) * 1986-03-08 1987-09-12 Tohoku Metal Ind Ltd 複合磁性材料
JPS6411304A (en) * 1987-07-06 1989-01-13 Kanegafuchi Chemical Ind Permanent plastic magnet
US4988755A (en) * 1987-12-14 1991-01-29 The B. F. Goodrich Company Passivated rare earth magnet or magnetic material compositions
JPH0265103A (ja) * 1988-08-31 1990-03-05 Sumitomo Metal Mining Co Ltd 希土類−鉄系用樹脂バインダー及びそれを用いた樹脂磁石
CA2019257A1 (en) * 1989-06-27 1990-12-27 Takuji Nomura Magnet and method for manufacturing the same
JPH04324914A (ja) * 1991-04-25 1992-11-13 Seiko Epson Corp 希土類永久磁石の製造方法
JPH056323A (ja) * 1991-06-27 1993-01-14 Hitachi Ltd 資源管理方法および情報処理システム
US5545266A (en) * 1991-11-11 1996-08-13 Sumitomo Special Metals Co., Ltd. Rare earth magnets and alloy powder for rare earth magnets and their manufacturing methods
JPH05304013A (ja) * 1992-04-24 1993-11-16 Kanebo Ltd プラスチック磁石組成物
US5376291A (en) * 1993-01-29 1994-12-27 Ici Japan Limited Bonded magnet molding composition and bonded magnet

Also Published As

Publication number Publication date
DE69619460T2 (de) 2002-10-10
KR970023482A (ko) 1997-05-30
EP0769791A1 (de) 1997-04-23
TW338167B (en) 1998-08-11
EP0769791B1 (de) 2002-02-27
CN1167989A (zh) 1997-12-17
US5888417A (en) 1999-03-30
CN1135571C (zh) 2004-01-21
KR100241982B1 (ko) 2000-02-01

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Legal Events

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