WO2009001641A1 - 軟磁性粉体、軟磁性成形体およびそれらの製造方法 - Google Patents

軟磁性粉体、軟磁性成形体およびそれらの製造方法 Download PDF

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Publication number
WO2009001641A1
WO2009001641A1 PCT/JP2008/059739 JP2008059739W WO2009001641A1 WO 2009001641 A1 WO2009001641 A1 WO 2009001641A1 JP 2008059739 W JP2008059739 W JP 2008059739W WO 2009001641 A1 WO2009001641 A1 WO 2009001641A1
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WO
WIPO (PCT)
Prior art keywords
soft magnetic
oxide
processes
production
compacts
Prior art date
Application number
PCT/JP2008/059739
Other languages
English (en)
French (fr)
Inventor
Hiroyuki Mitani
Nobuaki Akagi
Hirofumi Houjou
Original Assignee
Kabushiki Kaisha Kobe Seiko Sho
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 Kabushiki Kaisha Kobe Seiko Sho filed Critical Kabushiki Kaisha Kobe Seiko Sho
Publication of WO2009001641A1 publication Critical patent/WO2009001641A1/ja

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • 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
    • H01F1/33—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
    • 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
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust

Abstract

　本発明は、磁気特性に優れた、具体的には鉄損が小さい軟磁性粉体、軟磁性成形体およびそれらの製造方法を提供することを課題とする。本発明の軟磁性粉体１は、Ａｌ、Ｓｉ等とＢとを含み、残部がＦｅおよび不可避的不純物からなることを特徴とする。また、軟磁性粉体１ａは、Ａｌ、Ｓｉ等とＢとを含み、残部がＦｅおよび不可避的不純物からなる粉体本体部２ａと、粉体本体部２ａの表面を被覆するＡｌ、Ｓｉ等の酸化物からなる酸化物被膜３ａとを備える。さらに、軟磁性粉体１ｂは、Ａｌ、Ｓｉ等を含み、残部がＦｅおよび不可避的不純物からなる粉体本体部２ｂと、粉体本体部２ｂの表面を被覆するＡｌ、Ｓｉ等の酸化物からなる酸化物被膜３ａおよびＢの酸化物からなる酸化物被膜３ｂとを備える。
PCT/JP2008/059739 2007-06-28 2008-05-27 軟磁性粉体、軟磁性成形体およびそれらの製造方法 WO2009001641A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-170387 2007-06-28
JP2007170387A JP4971886B2 (ja) 2007-06-28 2007-06-28 軟磁性粉体、軟磁性成形体およびそれらの製造方法

Publications (1)

Publication Number Publication Date
WO2009001641A1 true WO2009001641A1 (ja) 2008-12-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/059739 WO2009001641A1 (ja) 2007-06-28 2008-05-27 軟磁性粉体、軟磁性成形体およびそれらの製造方法

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Country Link
JP (1) JP4971886B2 (ja)
WO (1) WO2009001641A1 (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014019929A (ja) * 2012-07-20 2014-02-03 Kobe Steel Ltd 圧粉磁心用粉末、および圧粉磁心
US20140191835A1 (en) * 2011-07-05 2014-07-10 Taiyo Yuden Co., Ltd. Magnetic material and coil component employing same
US8896405B2 (en) 2011-10-28 2014-11-25 Taiyo Yuden Co., Ltd. Coil-type electronic component
US9030285B2 (en) 2011-04-27 2015-05-12 Taiyo Yuden Co., Ltd. Magnetic material and coil component using same
US9165705B2 (en) 2011-08-05 2015-10-20 Taiyo Yuden Co., Ltd. Laminated inductor
US9287026B2 (en) 2011-04-27 2016-03-15 Taiyo Yuden Co., Ltd. Magnetic material and coil component
JP2019178402A (ja) * 2018-03-30 2019-10-17 山陽特殊製鋼株式会社 軟磁性粉末
US11972885B2 (en) 2011-08-26 2024-04-30 Taiyo Yuden Co., Ltd Magnetic material and coil component

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JP5382424B2 (ja) * 2009-03-23 2014-01-08 アイシン精機株式会社 磁心用粉末の製造方法
JP2012230948A (ja) * 2011-04-25 2012-11-22 Toyota Central R&D Labs Inc 磁心用粉末、圧粉磁心およびその製造方法
JP5280500B2 (ja) * 2011-08-25 2013-09-04 太陽誘電株式会社 巻線型インダクタ
JP5908647B2 (ja) * 2013-11-07 2016-04-26 株式会社東芝 磁石材料、永久磁石、モータ、および発電機
JP6493778B2 (ja) * 2014-07-17 2019-04-03 日立金属株式会社 積層部品及びその製造方法
JP2017092162A (ja) * 2015-11-06 2017-05-25 トヨタ自動車株式会社 圧粉磁心の製造方法
TWI598895B (zh) * 2015-11-19 2017-09-11 Alps Electric Co Ltd Powder magnetic core and its manufacturing method
JP7375469B2 (ja) 2019-10-30 2023-11-08 セイコーエプソン株式会社 絶縁体被覆磁性合金粉末粒子、圧粉磁心、およびコイル部品
JP7459639B2 (ja) 2020-04-28 2024-04-02 Tdk株式会社 複合粒子、コアおよび電子部品
JP2021174935A (ja) 2020-04-28 2021-11-01 Tdk株式会社 成形体、コアおよび電子部品
JP7413484B1 (ja) 2022-10-31 2024-01-15 太陽誘電株式会社 磁性基体、磁性基体を備えるコイル部品、コイル部品を備える回路基板、及び回路基板を備える電子機器

Citations (8)

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JPH0375342A (ja) * 1989-05-27 1991-03-29 Tdk Corp 軟磁性合金およびその製造方法
JPH049401A (ja) * 1990-04-26 1992-01-14 Tdk Corp 微結晶軟磁性合金粉末とその製造法
JP2003068514A (ja) * 2001-08-28 2003-03-07 Daido Steel Co Ltd 圧粉磁心とその製造方法
JP2005332930A (ja) * 2004-05-19 2005-12-02 Mitsubishi Materials Corp 高密度、高強度、高比抵抗および高磁束密度を有する複合軟磁性焼結材の製造方法
JP2006245183A (ja) * 2005-03-02 2006-09-14 Mitsubishi Materials Pmg Corp 積層酸化膜被覆鉄粉末
JP2007012745A (ja) * 2005-06-29 2007-01-18 Sumitomo Electric Ind Ltd 圧粉磁心およびその製造方法
JP2007013069A (ja) * 2005-05-31 2007-01-18 Mitsubishi Materials Pmg Corp ＭｇおよびＳｉ含有酸化物被覆軟磁性粉末の製造方法
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Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0375342A (ja) * 1989-05-27 1991-03-29 Tdk Corp 軟磁性合金およびその製造方法
JPH049401A (ja) * 1990-04-26 1992-01-14 Tdk Corp 微結晶軟磁性合金粉末とその製造法
JP2003068514A (ja) * 2001-08-28 2003-03-07 Daido Steel Co Ltd 圧粉磁心とその製造方法
JP2005332930A (ja) * 2004-05-19 2005-12-02 Mitsubishi Materials Corp 高密度、高強度、高比抵抗および高磁束密度を有する複合軟磁性焼結材の製造方法
JP2006245183A (ja) * 2005-03-02 2006-09-14 Mitsubishi Materials Pmg Corp 積層酸化膜被覆鉄粉末
JP2007013069A (ja) * 2005-05-31 2007-01-18 Mitsubishi Materials Pmg Corp ＭｇおよびＳｉ含有酸化物被覆軟磁性粉末の製造方法
JP2007012745A (ja) * 2005-06-29 2007-01-18 Sumitomo Electric Ind Ltd 圧粉磁心およびその製造方法
JP2007048902A (ja) * 2005-08-09 2007-02-22 Sumitomo Electric Ind Ltd 圧粉磁心およびその製造方法

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9030285B2 (en) 2011-04-27 2015-05-12 Taiyo Yuden Co., Ltd. Magnetic material and coil component using same
US9287033B2 (en) 2011-04-27 2016-03-15 Taiyo Yuden Co., Ltd. Magnetic material and coil component using same
US9287026B2 (en) 2011-04-27 2016-03-15 Taiyo Yuden Co., Ltd. Magnetic material and coil component
US9472341B2 (en) 2011-04-27 2016-10-18 Taiyo Yuden Co., Ltd. Method for manufacturing magnetic grain compact
US20140191835A1 (en) * 2011-07-05 2014-07-10 Taiyo Yuden Co., Ltd. Magnetic material and coil component employing same
US9892834B2 (en) 2011-07-05 2018-02-13 Taiyo Yuden Co., Ltd. Magnetic material and coil component employing same
US9165705B2 (en) 2011-08-05 2015-10-20 Taiyo Yuden Co., Ltd. Laminated inductor
US11972885B2 (en) 2011-08-26 2024-04-30 Taiyo Yuden Co., Ltd Magnetic material and coil component
US8896405B2 (en) 2011-10-28 2014-11-25 Taiyo Yuden Co., Ltd. Coil-type electronic component
JP2014019929A (ja) * 2012-07-20 2014-02-03 Kobe Steel Ltd 圧粉磁心用粉末、および圧粉磁心
JP2019178402A (ja) * 2018-03-30 2019-10-17 山陽特殊製鋼株式会社 軟磁性粉末
JP7045905B2 (ja) 2018-03-30 2022-04-01 山陽特殊製鋼株式会社 軟磁性粉末及びその製造方法

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