EP2219195A4 - High-strength soft-magnetic composite material obtained by compaction/burning and process for producing the same - Google Patents

High-strength soft-magnetic composite material obtained by compaction/burning and process for producing the same

Info

Publication number
EP2219195A4
EP2219195A4 EP08847585.0A EP08847585A EP2219195A4 EP 2219195 A4 EP2219195 A4 EP 2219195A4 EP 08847585 A EP08847585 A EP 08847585A EP 2219195 A4 EP2219195 A4 EP 2219195A4
Authority
EP
European Patent Office
Prior art keywords
compaction
burning
producing
composite material
same
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.)
Withdrawn
Application number
EP08847585.0A
Other languages
German (de)
French (fr)
Other versions
EP2219195A1 (en
Inventor
Yoshihiro Tanaka
Masahisa Miyahara
Koichiro Morimoto
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.)
Diamet Corp
Original Assignee
Diamet 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 Diamet Corp filed Critical Diamet Corp
Publication of EP2219195A1 publication Critical patent/EP2219195A1/en
Publication of EP2219195A4 publication Critical patent/EP2219195A4/en
Withdrawn legal-status Critical Current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
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/16—Metallic particles coated with a non-metal
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0207—Using a mixture of prealloyed powders or a master alloy
    • C22C33/0228—Using a mixture of prealloyed powders or a master alloy comprising other non-metallic compounds or more than 5% of graphite
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/33—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 soft-magnetic materials mixtures of metallic and non-metallic particles; metallic particles having oxide skin

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
EP08847585.0A 2007-11-07 2008-11-06 High-strength soft-magnetic composite material obtained by compaction/burning and process for producing the same Withdrawn EP2219195A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007289774A JP2009117651A (en) 2007-11-07 2007-11-07 High-strength soft-magnetic composite material obtained by compaction/burning, and method of manufacturing the same
PCT/JP2008/070201 WO2009060895A1 (en) 2007-11-07 2008-11-06 High-strength soft-magnetic composite material obtained by compaction/burning and process for producing the same

Publications (2)

Publication Number Publication Date
EP2219195A1 EP2219195A1 (en) 2010-08-18
EP2219195A4 true EP2219195A4 (en) 2016-08-03

Family

ID=40625782

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08847585.0A Withdrawn EP2219195A4 (en) 2007-11-07 2008-11-06 High-strength soft-magnetic composite material obtained by compaction/burning and process for producing the same

Country Status (4)

Country Link
EP (1) EP2219195A4 (en)
JP (1) JP2009117651A (en)
CN (1) CN101849268B (en)
WO (1) WO2009060895A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013525597A (en) * 2010-04-01 2013-06-20 ヘガナーズ・コーポレーション Magnetic powder metallurgy material
JP5240234B2 (en) * 2010-04-30 2013-07-17 株式会社デンソー Manufacturing method of dust core
US8999075B2 (en) * 2010-06-30 2015-04-07 Panasonic Intellectual Property Management Co., Ltd. Composite magnetic material and process for production
JP2012049203A (en) * 2010-08-24 2012-03-08 Toyota Central R&D Labs Inc Powder magnetic core, powder for magnetic core and manufacturing method for the same
CN101996723B (en) * 2010-09-29 2012-07-25 清华大学 Composite soft magnetic powder core and preparation method thereof
JP5597512B2 (en) * 2010-10-14 2014-10-01 株式会社神戸製鋼所 Manufacturing method of dust core and dust core obtained by this manufacturing method
JP5580725B2 (en) * 2010-12-20 2014-08-27 株式会社神戸製鋼所 Manufacturing method of dust core and dust core obtained by the manufacturing method
JP6071211B2 (en) * 2011-02-22 2017-02-01 三菱マテリアル株式会社 Low magnetostrictive high magnetic flux density composite soft magnetic material and its manufacturing method
KR101503104B1 (en) * 2011-08-01 2015-03-16 삼성전기주식회사 Ferrite powder of metal, ferrite material comprising the same, and multilayered chip materials comprising ferrite layer using the ferrite material
JP6036801B2 (en) * 2012-02-17 2016-11-30 Tdk株式会社 Soft magnetic powder magnetic core
KR101688299B1 (en) * 2012-08-10 2016-12-20 가부시키가이샤 무라타 세이사쿠쇼 Magnetic material composition and coil component
JP6075605B2 (en) * 2012-09-14 2017-02-08 アイシン精機株式会社 Soft magnetic material and manufacturing method thereof
CN103943321B (en) * 2013-01-23 2017-04-12 Tdk株式会社 Magnetic core and coil-type electronic element
CN104282406B (en) * 2013-07-04 2017-04-12 Tdk株式会社 Soft magnetic material composition and manufacturing method thereof, magnetic core, and coil type electronic component
JP2015028985A (en) * 2013-07-30 2015-02-12 Tdk株式会社 Soft magnetic material composition, method for manufacturing the same, magnetic core, and coil type electronic component
CN105917422B (en) * 2014-01-14 2018-05-15 日立金属株式会社 Magnetic core and the coil component using magnetic core
JP6832774B2 (en) * 2016-03-31 2021-02-24 三菱マテリアル株式会社 Silica-based insulating coated dust core and its manufacturing method and electromagnetic circuit parts
EP3693101A4 (en) * 2017-10-04 2021-03-31 Mitsubishi Materials Corporation Silica-based insulator-coated soft magnetic powder and method for producing same
JP7324130B2 (en) * 2019-11-27 2023-08-09 Ｄｏｗａエレクトロニクス株式会社 Silicon oxide coated soft magnetic powder and manufacturing method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000232014A (en) * 1999-02-12 2000-08-22 Matsushita Electric Ind Co Ltd Manufacture of composite magnetic material
JP2006332524A (en) * 2005-05-30 2006-12-07 Mitsubishi Materials Pmg Corp High-strength complex soft magnetic material having high strength, high magnetic flux density, high resistance and less iron loss, and manufacturing method thereof
WO2007004727A1 (en) * 2005-07-01 2007-01-11 Mitsubishi Steel Mfg. Co., Ltd. Method for manufacturing of insulated soft magnetic metal powder formed body

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63158810A (en) 1986-12-23 1988-07-01 Toshiba Corp Dust core
JPH05258934A (en) 1992-03-11 1993-10-08 Kenichi Suzuki Magnetic material and manufacturing method thereof
JPH0974011A (en) * 1995-09-07 1997-03-18 Tdk Corp Dust core and manufacture thereof
JP2004297036A (en) 2002-12-04 2004-10-21 Mitsubishi Materials Corp Method of manufacturing iron soft magnetic powder coated with spinel ferrite film containing zinc and soft magnetic sintered composite material produced by this method
JP2004253787A (en) 2003-01-30 2004-09-09 Mitsubishi Materials Corp Complex soft magnetic sintered material with high strength, high magnetic flux density, and high resistance, and method of manufacturing same
JP4265358B2 (en) * 2003-10-03 2009-05-20 パナソニック株式会社 Manufacturing method of composite sintered magnetic material
JP2005133168A (en) * 2003-10-31 2005-05-26 Mitsubishi Materials Corp Method for manufacturing compound soft magnetic material having excellent magnetic characteristic, high strength and low core loss
JP4534523B2 (en) * 2004-02-25 2010-09-01 パナソニック株式会社 Method for producing composite sintered magnetic material
JP2006185981A (en) * 2004-12-27 2006-07-13 Mitsubishi Materials Pmg Corp Method of manufacturing dust core material having high strength
JP2006332525A (en) * 2005-05-30 2006-12-07 Mitsubishi Materials Pmg Corp High-strength complex soft magnetic material having high strength, high magnetic flux density, high resistance and less iron loss, and manufacturing method thereof
WO2007052772A1 (en) * 2005-11-02 2007-05-10 Mitsubishi Materials Pmg Corporation Fe-Si TYPE IRON-BASED SOFT MAGNETIC POWDER COATED WITH OXIDE DEPOSIT FILM AND PROCESS FOR PRODUCING THE SAME
JP2007162103A (en) * 2005-12-15 2007-06-28 Hitachi Metals Ltd Magnetic powder mixture, its production method, sheet stock obtained by using the same and its production method
JP4782058B2 (en) * 2007-03-28 2011-09-28 株式会社ダイヤメット Manufacturing method of high strength soft magnetic composite compacted fired material and high strength soft magnetic composite compacted fired material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000232014A (en) * 1999-02-12 2000-08-22 Matsushita Electric Ind Co Ltd Manufacture of composite magnetic material
JP2006332524A (en) * 2005-05-30 2006-12-07 Mitsubishi Materials Pmg Corp High-strength complex soft magnetic material having high strength, high magnetic flux density, high resistance and less iron loss, and manufacturing method thereof
WO2007004727A1 (en) * 2005-07-01 2007-01-11 Mitsubishi Steel Mfg. Co., Ltd. Method for manufacturing of insulated soft magnetic metal powder formed body

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009060895A1 *

Also Published As

Publication number Publication date
JP2009117651A (en) 2009-05-28
EP2219195A1 (en) 2010-08-18
WO2009060895A1 (en) 2009-05-14
CN101849268B (en) 2012-10-10
CN101849268A (en) 2010-09-29

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