JP6131577B2 - 複合粒子、圧粉磁心、磁性素子および携帯型電子機器 - Google Patents

複合粒子、圧粉磁心、磁性素子および携帯型電子機器 Download PDF

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JP6131577B2
JP6131577B2 JP2012254452A JP2012254452A JP6131577B2 JP 6131577 B2 JP6131577 B2 JP 6131577B2 JP 2012254452 A JP2012254452 A JP 2012254452A JP 2012254452 A JP2012254452 A JP 2012254452A JP 6131577 B2 JP6131577 B2 JP 6131577B2
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particles
particle
composite
dust core
binder
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JP2014103265A (ja
JP2014103265A5 (enExample
Inventor
大塚　勇
勇 大塚
前田　優
優 前田
冬乙 佐藤
冬乙 佐藤
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Seiko Epson Corp
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Seiko Epson Corp
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Priority to JP2012254452A priority Critical patent/JP6131577B2/ja
Priority to TW102141770A priority patent/TWI607459B/zh
Priority to CN201310577178.8A priority patent/CN103846426A/zh
Priority to US14/083,930 priority patent/US20140138569A1/en
Publication of JP2014103265A publication Critical patent/JP2014103265A/ja
Publication of JP2014103265A5 publication Critical patent/JP2014103265A5/ja
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    • 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
    • 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • 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
    • 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
    • H01F1/26—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 by macromolecular organic substances
    • 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15383—Applying coatings thereon
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
JP2012254452A 2012-11-20 2012-11-20 複合粒子、圧粉磁心、磁性素子および携帯型電子機器 Active JP6131577B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2012254452A JP6131577B2 (ja) 2012-11-20 2012-11-20 複合粒子、圧粉磁心、磁性素子および携帯型電子機器
TW102141770A TWI607459B (zh) 2012-11-20 2013-11-15 複合粒子、壓粉磁心、磁性元件及攜帶型電子機器
CN201310577178.8A CN103846426A (zh) 2012-11-20 2013-11-18 复合粒子、压粉磁芯、磁性元件以及便携式电子设备
US14/083,930 US20140138569A1 (en) 2012-11-20 2013-11-19 Composite particle, powder core, magnetic element, and portable electronic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012254452A JP6131577B2 (ja) 2012-11-20 2012-11-20 複合粒子、圧粉磁心、磁性素子および携帯型電子機器

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JP2014103265A JP2014103265A (ja) 2014-06-05
JP2014103265A5 JP2014103265A5 (enExample) 2016-01-14
JP6131577B2 true JP6131577B2 (ja) 2017-05-24

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US (1) US20140138569A1 (enExample)
JP (1) JP6131577B2 (enExample)
CN (1) CN103846426A (enExample)
TW (1) TWI607459B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
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JP2014103266A (ja) * 2012-11-20 2014-06-05 Seiko Epson Corp 複合粒子、複合粒子の製造方法、圧粉磁心、磁性素子および携帯型電子機器

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JP2014216495A (ja) * 2013-04-25 2014-11-17 Tdk株式会社 軟磁性体組成物、磁芯、コイル型電子部品および成形体の製造方法
JP6513458B2 (ja) * 2014-06-06 2019-05-15 アルプスアルパイン株式会社 圧粉コア、該圧粉コアの製造方法、該圧粉コアを備える電子・電気部品、および該電子・電気部品が実装された電子・電気機器
WO2016013183A1 (ja) * 2014-07-22 2016-01-28 パナソニックＩｐマネジメント株式会社 複合磁性材料とこれを用いたコイル部品ならびに複合磁性材料の製造方法
JP6314866B2 (ja) * 2015-02-09 2018-04-25 セイコーエプソン株式会社 粉末冶金用金属粉末、コンパウンド、造粒粉末および焼結体の製造方法
JP6625334B2 (ja) * 2015-03-24 2019-12-25 Ntn株式会社 磁心用粉末の製造方法
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JP6926419B2 (ja) * 2016-09-02 2021-08-25 Tdk株式会社 圧粉磁心
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JP7087539B2 (ja) * 2018-03-26 2022-06-21 Tdk株式会社 軟磁性材料および圧粉磁心
JP7102882B2 (ja) * 2018-04-05 2022-07-20 住友ベークライト株式会社 成形材料および成形体
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CN109872856B (zh) * 2018-10-29 2022-04-05 Neo新材料技术（新加坡）私人有限公司 混胶磁粉及其制备方法
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JP7300288B2 (ja) * 2019-03-22 2023-06-29 日本特殊陶業株式会社 圧粉磁心
JP7403964B2 (ja) * 2019-03-28 2023-12-25 太陽誘電株式会社 金属磁性粒子を含む複合磁性粒子
CN109950016A (zh) * 2019-04-18 2019-06-28 中南大学 一种提高硬脆性Fe基磁粉芯磁性能的方法
JP7465069B2 (ja) * 2019-08-30 2024-04-10 太陽誘電株式会社 コイル部品及びその製造方法
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JP7324124B2 (ja) * 2019-11-13 2023-08-09 株式会社豊田中央研究所 圧粉磁心
CN111091946B (zh) * 2020-01-21 2021-07-27 柯昕 一种用于流体填充工艺的软磁复合材料
JP2022035559A (ja) 2020-08-21 2022-03-04 株式会社村田製作所 複合磁性体
JP7563087B2 (ja) * 2020-09-30 2024-10-08 株式会社村田製作所 磁性成形体およびインダクタ
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014103266A (ja) * 2012-11-20 2014-06-05 Seiko Epson Corp 複合粒子、複合粒子の製造方法、圧粉磁心、磁性素子および携帯型電子機器

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TW201435929A (zh) 2014-09-16
TWI607459B (zh) 2017-12-01
CN103846426A (zh) 2014-06-11
JP2014103265A (ja) 2014-06-05
US20140138569A1 (en) 2014-05-22

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