JP7247467B2 - フェライト焼結磁石の製造方法及びフェライト焼結磁石 - Google Patents

フェライト焼結磁石の製造方法及びフェライト焼結磁石 Download PDF

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JP7247467B2
JP7247467B2 JP2018056152A JP2018056152A JP7247467B2 JP 7247467 B2 JP7247467 B2 JP 7247467B2 JP 2018056152 A JP2018056152 A JP 2018056152A JP 2018056152 A JP2018056152 A JP 2018056152A JP 7247467 B2 JP7247467 B2 JP 7247467B2
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JP2018160672A (ja
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将貴 山本
常宏 川田
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PROTERIAL, LTD.
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PROTERIAL, LTD.
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Priority to KR1020180071464A priority Critical patent/KR102434929B1/ko
Priority to CN201810788286.2A priority patent/CN110299239B/zh
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    • 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
    • H01F1/10—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Ceramics (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Compounds Of Iron (AREA)
JP2018056152A 2017-03-23 2018-03-23 フェライト焼結磁石の製造方法及びフェライト焼結磁石 Active JP7247467B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020180071464A KR102434929B1 (ko) 2017-03-23 2018-06-21 페라이트 소결 자석 및 그 제조 방법
CN201810788286.2A CN110299239B (zh) 2017-03-23 2018-07-17 铁氧体烧结磁铁及其制造方法

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JP2017057565 2017-03-23
JP2017057565 2017-03-23

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JP2018160672A JP2018160672A (ja) 2018-10-11
JP7247467B2 true JP7247467B2 (ja) 2023-03-29

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JP (1) JP7247467B2 (zh)
KR (1) KR102434929B1 (zh)
CN (1) CN110299239B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7338161B2 (ja) * 2019-02-05 2023-09-05 Tdk株式会社 フェライト焼結磁石
JP7468009B2 (ja) * 2019-03-20 2024-04-16 株式会社プロテリアル フェライト仮焼体、フェライト焼結磁石及びその製造方法
JP7396137B2 (ja) * 2020-03-17 2023-12-12 株式会社プロテリアル フェライト仮焼体、フェライト焼結磁石及びその製造方法
JP7468045B2 (ja) * 2020-03-24 2024-04-16 株式会社プロテリアル フェライト仮焼体粉末、フェライト焼結磁石及びその製造方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000323317A (ja) 1996-11-18 2000-11-24 Hitachi Metals Ltd フェライト磁石及びその粉末の製造方法
WO2005073147A1 (ja) 2004-01-28 2005-08-11 Tdk Corporation フェライト焼結体の製造方法
JP2006104050A (ja) 2004-09-10 2006-04-20 Neomax Co Ltd 酸化物磁性材料および焼結磁石
WO2007077811A1 (ja) 2005-12-28 2007-07-12 Hitachi Metals, Ltd. 酸化物磁性材料
JP2011171568A (ja) 2010-02-19 2011-09-01 Hitachi Metals Ltd 酸化物磁性材料、フェライト焼結磁石及びフェライト焼結磁石の製造方法
WO2012090935A1 (ja) 2010-12-28 2012-07-05 日立金属株式会社 フェライト焼結磁石及びその製造方法
JP2012209295A (ja) 2011-03-29 2012-10-25 Hitachi Metals Ltd フェライト焼結磁石
JP2015130489A (ja) 2013-12-06 2015-07-16 Tdk株式会社 Ｓｒフェライト焼結磁石、モータ及び発電機
JP2017005004A (ja) 2015-06-05 2017-01-05 Tdk株式会社 Ｓｒフェライト焼結磁石、モータ及び発電機

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49128297A (zh) * 1973-04-11 1974-12-09
JP3012492B2 (ja) * 1995-07-21 2000-02-21 株式会社豊田中央研究所 乾式成形法による異方性磁石の製造方法
JP3181559B2 (ja) * 1997-09-19 2001-07-03 ティーディーケイ株式会社 酸化物磁性材料、フェライト粒子、ボンディット磁石、焼結磁石、これらの製造方法および磁気記録媒体
BRPI0508979B1 (pt) * 2004-09-10 2016-07-12 Hitachi Metals Ltd material magnético de óxido e magneto sinterizado
JP6152854B2 (ja) * 2012-09-28 2017-06-28 日立金属株式会社 フェライト焼結磁石及びその製造方法
KR102588231B1 (ko) * 2016-06-20 2023-10-13 유니온머티리얼 주식회사 페라이트 자성재료 및 페라이트 소결자석
JP2018030751A (ja) * 2016-08-24 2018-03-01 日立金属株式会社 フェライト化合物

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000323317A (ja) 1996-11-18 2000-11-24 Hitachi Metals Ltd フェライト磁石及びその粉末の製造方法
WO2005073147A1 (ja) 2004-01-28 2005-08-11 Tdk Corporation フェライト焼結体の製造方法
JP2006104050A (ja) 2004-09-10 2006-04-20 Neomax Co Ltd 酸化物磁性材料および焼結磁石
WO2007077811A1 (ja) 2005-12-28 2007-07-12 Hitachi Metals, Ltd. 酸化物磁性材料
JP2011171568A (ja) 2010-02-19 2011-09-01 Hitachi Metals Ltd 酸化物磁性材料、フェライト焼結磁石及びフェライト焼結磁石の製造方法
WO2012090935A1 (ja) 2010-12-28 2012-07-05 日立金属株式会社 フェライト焼結磁石及びその製造方法
JP2012209295A (ja) 2011-03-29 2012-10-25 Hitachi Metals Ltd フェライト焼結磁石
JP2015130489A (ja) 2013-12-06 2015-07-16 Tdk株式会社 Ｓｒフェライト焼結磁石、モータ及び発電機
JP2017005004A (ja) 2015-06-05 2017-01-05 Tdk株式会社 Ｓｒフェライト焼結磁石、モータ及び発電機

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KR102434929B1 (ko) 2022-08-22
KR20190111711A (ko) 2019-10-02
JP2018160672A (ja) 2018-10-11
CN110299239A (zh) 2019-10-01
CN110299239B (zh) 2024-02-06

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