JP5814809B2 - 圧粉磁心用混合粉末 - Google Patents

圧粉磁心用混合粉末 Download PDF

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Publication number
JP5814809B2
JP5814809B2 JP2012017711A JP2012017711A JP5814809B2 JP 5814809 B2 JP5814809 B2 JP 5814809B2 JP 2012017711 A JP2012017711 A JP 2012017711A JP 2012017711 A JP2012017711 A JP 2012017711A JP 5814809 B2 JP5814809 B2 JP 5814809B2
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Japan
Prior art keywords
powder
film
molded body
mixed powder
heat treatment
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JP2012017711A
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English (en)
Japanese (ja)
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JP2013155414A (ja
Inventor
三谷　宏幸
宏幸 三谷
北条　啓文
啓文 北条
友綱 上條
友綱 上條
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Kobe Steel Ltd
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Kobe Steel Ltd
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Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP2012017711A priority Critical patent/JP5814809B2/ja
Priority to TW102100698A priority patent/TWI478184B/zh
Priority to CN201310020757.2A priority patent/CN103227020B/zh
Priority to KR1020130010462A priority patent/KR101436720B1/ko
Publication of JP2013155414A publication Critical patent/JP2013155414A/ja
Application granted granted Critical
Publication of JP5814809B2 publication Critical patent/JP5814809B2/ja
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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
    • H01F1/12—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
    • H01F1/14—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 metals or alloys
    • H01F1/20—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 metals or alloys in the form of particles, e.g. powder
    • H01F1/22—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/255—Magnetic cores made from particles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/08—Cores, Yokes, or armatures made from powder
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
JP2012017711A 2012-01-31 2012-01-31 圧粉磁心用混合粉末 Active JP5814809B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2012017711A JP5814809B2 (ja) 2012-01-31 2012-01-31 圧粉磁心用混合粉末
TW102100698A TWI478184B (zh) 2012-01-31 2013-01-09 壓粉磁心用混合粉末、壓粉磁心及壓粉磁心之製造方法
CN201310020757.2A CN103227020B (zh) 2012-01-31 2013-01-21 压粉磁芯用混合粉末
KR1020130010462A KR101436720B1 (ko) 2012-01-31 2013-01-30 압분 자심용 혼합 분말

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012017711A JP5814809B2 (ja) 2012-01-31 2012-01-31 圧粉磁心用混合粉末

Publications (2)

Publication Number Publication Date
JP2013155414A JP2013155414A (ja) 2013-08-15
JP5814809B2 true JP5814809B2 (ja) 2015-11-17

Family

ID=48837431

Family Applications (1)

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JP2012017711A Active JP5814809B2 (ja) 2012-01-31 2012-01-31 圧粉磁心用混合粉末

Country Status (4)

Country Link
JP (1) JP5814809B2 (ko)
KR (1) KR101436720B1 (ko)
CN (1) CN103227020B (ko)
TW (1) TWI478184B (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105161239B (zh) * 2015-09-16 2018-08-24 广州齐达材料科技有限公司 一种复合半硬磁材料及其制备方法
WO2020090405A1 (ja) * 2018-10-30 2020-05-07 アルプスアルパイン株式会社 圧粉成形コア、当該圧粉成形コアの製造方法、該圧粉成形コアを備えるインダクタ、および該インダクタが実装された電子・電気機器
WO2020195842A1 (ja) * 2019-03-22 2020-10-01 日本特殊陶業株式会社 圧粉磁心
CN111724965A (zh) * 2019-03-22 2020-09-29 株式会社田村制作所 软磁性粉末及其制造方法、压粉磁芯及其制造方法
JP7441113B2 (ja) 2019-08-02 2024-02-29 国立大学法人東海国立大学機構 圧粉磁心
CN111974987B (zh) * 2020-08-14 2022-09-13 泉州天智合金材料科技有限公司 一种Fe基软磁粉末的绝缘包覆层及其包覆方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0464441A (ja) * 1990-07-04 1992-02-28 Achilles Corp アイオノマー多層シート状物
JPH06120046A (ja) * 1992-09-25 1994-04-28 Tokin Corp 圧粉磁芯
JPH0837107A (ja) * 1994-07-22 1996-02-06 Tdk Corp 圧粉コア
JP2001358005A (ja) 2000-06-13 2001-12-26 Daido Steel Co Ltd 軟磁性アトマイズ粉末およびこれを用いた圧粉磁芯
JP2003224017A (ja) * 2002-01-28 2003-08-08 Kobe Steel Ltd 圧粉磁心およびその製造方法
JP2003332116A (ja) 2002-05-15 2003-11-21 Hitachi Powdered Metals Co Ltd 圧粉磁心およびその製造方法
JP4701797B2 (ja) * 2005-04-04 2011-06-15 Ｊｆｅスチール株式会社 圧粉磁芯用被覆鉄基粉末および圧粉磁芯
JP4134111B2 (ja) * 2005-07-01 2008-08-13 三菱製鋼株式会社 絶縁軟磁性金属粉末成形体の製造方法
JP4044591B1 (ja) * 2006-09-11 2008-02-06 株式会社神戸製鋼所 圧粉磁心用鉄基軟磁性粉末およびその製造方法ならびに圧粉磁心
JP4630251B2 (ja) * 2006-09-11 2011-02-09 株式会社神戸製鋼所 圧粉磁心および圧粉磁心用の鉄基粉末
JP2008248306A (ja) * 2007-03-30 2008-10-16 Daido Steel Co Ltd 圧粉成形用粉末および圧粉成形磁芯ならびにその製造方法
JP5022999B2 (ja) * 2008-06-17 2012-09-12 株式会社タムラ製作所 圧粉磁心及びその製造方法
JP2010272604A (ja) * 2009-05-20 2010-12-02 Nec Tokin Corp 軟磁性粉末及びそれを用いた圧粉磁芯、インダクタ並びにその製造方法

Also Published As

Publication number Publication date
TWI478184B (zh) 2015-03-21
JP2013155414A (ja) 2013-08-15
KR101436720B1 (ko) 2014-09-01
KR20130088801A (ko) 2013-08-08
CN103227020B (zh) 2016-04-27
CN103227020A (zh) 2013-07-31
TW201346946A (zh) 2013-11-16

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