DE69905439D1 - Verfahren zur Zersetzung und Behandlung eines Verbundmagnets - Google Patents

Verfahren zur Zersetzung und Behandlung eines Verbundmagnets

Info

Publication number
DE69905439D1
DE69905439D1 DE69905439T DE69905439T DE69905439D1 DE 69905439 D1 DE69905439 D1 DE 69905439D1 DE 69905439 T DE69905439 T DE 69905439T DE 69905439 T DE69905439 T DE 69905439T DE 69905439 D1 DE69905439 D1 DE 69905439D1
Authority
DE
Germany
Prior art keywords
decomposing
treating
bonded magnet
magnet
bonded
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 - Fee Related
Application number
DE69905439T
Other languages
English (en)
Other versions
DE69905439T2 (de
Inventor
Takahiko Terada
Hiroshi Onishi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69905439D1 publication Critical patent/DE69905439D1/de
Application granted granted Critical
Publication of DE69905439T2 publication Critical patent/DE69905439T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B23/00—Obtaining nickel or cobalt
    • C22B23/02—Obtaining nickel or cobalt by dry processes
    • C22B23/026—Obtaining nickel or cobalt by dry processes from spent catalysts
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • 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
    • H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
    • H01F1/0558—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together bonded together
    • 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
    • H01F1/0578—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 bonded together
    • 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
    • H01F1/083—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 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Processing Of Solid Wastes (AREA)
  • Hard Magnetic Materials (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE69905439T 1998-11-04 1999-11-04 Verfahren zur Zersetzung und Behandlung eines Verbundmagnets Expired - Fee Related DE69905439T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31292498 1998-11-04

Publications (2)

Publication Number Publication Date
DE69905439D1 true DE69905439D1 (de) 2003-03-27
DE69905439T2 DE69905439T2 (de) 2003-07-24

Family

ID=18035116

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69905439T Expired - Fee Related DE69905439T2 (de) 1998-11-04 1999-11-04 Verfahren zur Zersetzung und Behandlung eines Verbundmagnets

Country Status (4)

Country Link
US (1) US6537345B1 (de)
EP (1) EP0999566B1 (de)
CN (1) CN1103646C (de)
DE (1) DE69905439T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6537345B1 (en) 1998-11-04 2003-03-25 Matsushita Electric Industrial Co., Ltd. Method for decomposition and treatment of bond magnet
JP4265047B2 (ja) 1999-10-04 2009-05-20 パナソニック株式会社 希土類ボンド磁石からの磁性粉回収・再利用方法
CN1136062C (zh) 1999-10-26 2004-01-28 松下电器产业株式会社 制备粘合磁石的回收原料粉末及回收利用粘合磁石的方法
EP1408518B1 (de) * 2002-10-08 2010-12-15 Hitachi Metals, Ltd. R-Fe-B gesinterter Permanentmagnet und Verfahren zu dessen Herstellung
US20050062572A1 (en) * 2003-09-22 2005-03-24 General Electric Company Permanent magnet alloy for medical imaging system and method of making
CN102965115B (zh) * 2012-11-21 2014-06-04 中国计量学院 三元抗氧化剂及其用途
BR112015031725A2 (pt) 2013-06-17 2017-07-25 Urban Mining Tech Company Llc método para fabricação de um imã permanente de nd-fe-b reciclado
US9336932B1 (en) 2014-08-15 2016-05-10 Urban Mining Company Grain boundary engineering
CN113351614B (zh) * 2021-03-09 2022-04-22 北京工业大学 利用氢氧化钠化学反应法去除废旧mq粘结钕铁硼磁粉中有机物的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3227164A1 (de) * 1982-07-21 1984-01-26 Basf Ag, 6700 Ludwigshafen Magnetische aufzeichnungstraeger
JPH0555018A (ja) 1991-08-23 1993-03-05 Seiko Epson Corp 樹脂結合型磁石
US5246503A (en) * 1991-10-11 1993-09-21 Minnesota Mining And Manufacturing Company Aqueous based composition containing organic solvents for removing coatings
JP2746818B2 (ja) 1993-06-02 1998-05-06 信越化学工業株式会社 希土類焼結永久磁石の製造方法
JPH07111208A (ja) 1993-10-13 1995-04-25 Seiko Epson Corp 樹脂結合型磁石
DE4407900A1 (de) * 1994-03-09 1995-09-14 Basf Magnetics Gmbh Verfahren zur Wiedergewinnung von Rohmaterialien aus magnetischen Aufzeichnungsträgern
JPH1055908A (ja) 1996-08-09 1998-02-24 Bridgestone Corp ボンド磁石のリサイクル方法、ボンド磁石用組成物及び焼結磁石
US6537345B1 (en) 1998-11-04 2003-03-25 Matsushita Electric Industrial Co., Ltd. Method for decomposition and treatment of bond magnet
JP3292469B2 (ja) 1998-11-04 2002-06-17 松下電器産業株式会社 ボンド磁石の分解処理方法
JP4265047B2 (ja) 1999-10-04 2009-05-20 パナソニック株式会社 希土類ボンド磁石からの磁性粉回収・再利用方法

Also Published As

Publication number Publication date
US6537345B1 (en) 2003-03-25
CN1259408A (zh) 2000-07-12
EP0999566A3 (de) 2000-07-12
CN1103646C (zh) 2003-03-26
EP0999566A2 (de) 2000-05-10
EP0999566B1 (de) 2003-02-19
DE69905439T2 (de) 2003-07-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee