JP6836846B2 - 圧粉磁心用粉末の製造方法および圧粉磁心の製造方法 - Google Patents

圧粉磁心用粉末の製造方法および圧粉磁心の製造方法 Download PDF

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JP6836846B2
JP6836846B2 JP2016103244A JP2016103244A JP6836846B2 JP 6836846 B2 JP6836846 B2 JP 6836846B2 JP 2016103244 A JP2016103244 A JP 2016103244A JP 2016103244 A JP2016103244 A JP 2016103244A JP 6836846 B2 JP6836846 B2 JP 6836846B2
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powder
ferrite
heat treatment
dust core
annealing
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JP2017119908A5 (enExample
JP2017119908A (ja
Inventor
賢 松原
賢 松原
ジョンハン ファン
ジョンハン ファン
正史 宇都野
正史 宇都野
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Denso Corp
Toyota Central R&D Labs Inc
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Denso Corp
Toyota Central R&D Labs Inc
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Priority to DE112016006051.3T priority Critical patent/DE112016006051T5/de
Priority to US16/064,662 priority patent/US10832840B2/en
Priority to PCT/JP2016/086867 priority patent/WO2017110545A1/ja
Publication of JP2017119908A publication Critical patent/JP2017119908A/ja
Publication of JP2017119908A5 publication Critical patent/JP2017119908A5/ja
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0036—Mixed oxides or hydroxides containing one alkaline earth metal, magnesium or lead
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0063—Mixed oxides or hydroxides containing zinc
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0072—Mixed oxides or hydroxides containing manganese
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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
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    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
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    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
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    • 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
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    • 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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    • 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
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    • 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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    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
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    • B22—CASTING; POWDER METALLURGY
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    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/148—Agglomerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F2003/248—Thermal after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/0824—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid
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    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/02—Nitrogen
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    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
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    • C01P2004/00—Particle morphology
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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Compounds Of Iron (AREA)
JP2016103244A 2015-12-24 2016-05-24 圧粉磁心用粉末の製造方法および圧粉磁心の製造方法 Active JP6836846B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE112016006051.3T DE112016006051T5 (de) 2015-12-24 2016-12-12 Pulver für Massekerne, Verfahren zum Herstellen desselben, Massekern und Verfahren zum Herstellen des Massekerns
US16/064,662 US10832840B2 (en) 2015-12-24 2016-12-12 Powder for dust cores, method for producing same, dust core and method for producing dust core
PCT/JP2016/086867 WO2017110545A1 (ja) 2015-12-24 2016-12-12 圧粉磁心用粉末およびその製造方法ならびに圧粉磁心およびその製造方法

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JP2015251107 2015-12-24
JP2015251107 2015-12-24

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JP2017119908A JP2017119908A (ja) 2017-07-06
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JP7474561B2 (ja) * 2018-04-13 2024-04-25 株式会社豊田中央研究所 被覆処理液とその製造方法および被覆材の製造方法
JP7133381B2 (ja) * 2018-07-27 2022-09-08 日本特殊陶業株式会社 圧粉磁心
JP7227737B2 (ja) * 2018-11-07 2023-02-22 日本特殊陶業株式会社 圧粉磁心
JP7227736B2 (ja) * 2018-11-07 2023-02-22 日本特殊陶業株式会社 圧粉磁心
JP7222664B2 (ja) * 2018-11-07 2023-02-15 日本特殊陶業株式会社 圧粉磁心
WO2020128847A1 (en) * 2018-12-20 2020-06-25 3M Innovative Properties Company Magnetic film
CN111141642B (zh) * 2020-01-13 2022-07-05 长沙理工大学 一种判断不同铁矿粉颗粒之间制粒选择性强度的方法
US12283853B2 (en) * 2020-03-30 2025-04-22 Woo Hee CHOI Non-rotating type direct current generator
KR20260090026A (ko) * 2021-05-28 2026-06-16 소에이 가가쿠 고교 가부시키가이샤 절연 피복 연자성 분말의 제조 방법
JP2024035021A (ja) * 2022-08-31 2024-03-13 日本特殊陶業株式会社 圧粉磁心、合金粒子、電子素子、電子機器、電動機および発電機
KR102927257B1 (ko) * 2022-08-31 2026-02-12 니혼도꾸슈도교 가부시키가이샤 압분 자심, 합금 입자, 전자 소자, 전자 기기, 전동기 및 발전기

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