EP2226142A4 - Poudre et son procédé de production - Google Patents

Poudre et son procédé de production Download PDF

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Publication number
EP2226142A4
EP2226142A4 EP08860500.1A EP08860500A EP2226142A4 EP 2226142 A4 EP2226142 A4 EP 2226142A4 EP 08860500 A EP08860500 A EP 08860500A EP 2226142 A4 EP2226142 A4 EP 2226142A4
Authority
EP
European Patent Office
Prior art keywords
powder
producing
same
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP08860500.1A
Other languages
German (de)
English (en)
Other versions
EP2226142A1 (fr
Inventor
Satoko Kanai
Tetsushi Maruyama
Kei Kasuya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Showa Denko Materials Co ltd
Original Assignee
Hitachi Chemical Co Ltd
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 Hitachi Chemical Co Ltd filed Critical Hitachi Chemical Co Ltd
Publication of EP2226142A1 publication Critical patent/EP2226142A1/fr
Publication of EP2226142A4 publication Critical patent/EP2226142A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • B22F1/08—Metallic powder characterised by particles having an amorphous microstructure
EP08860500.1A 2007-12-10 2008-11-19 Poudre et son procédé de production Withdrawn EP2226142A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007318251 2007-12-10
PCT/JP2008/071031 WO2009075173A1 (fr) 2007-12-10 2008-11-19 Poudre et son procédé de production

Publications (2)

Publication Number Publication Date
EP2226142A1 EP2226142A1 (fr) 2010-09-08
EP2226142A4 true EP2226142A4 (fr) 2017-04-12

Family

ID=40755416

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08860500.1A Withdrawn EP2226142A4 (fr) 2007-12-10 2008-11-19 Poudre et son procédé de production

Country Status (6)

Country Link
EP (1) EP2226142A4 (fr)
JP (1) JP5321469B2 (fr)
CN (2) CN101896300B (fr)
CA (1) CA2708830C (fr)
TW (1) TWI433741B (fr)
WO (1) WO2009075173A1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011127201A (ja) * 2009-12-18 2011-06-30 Hitachi Chem Co Ltd 被覆金属粉、圧粉磁心及びこれらの製造方法
KR101493481B1 (ko) 2010-03-26 2015-02-13 히다치 훈마츠 야킨 가부시키가이샤 압분자심 및 그 제조방법
JP5382947B2 (ja) * 2010-04-08 2014-01-08 株式会社アルバック 触針式段差計における差動トランス用コア及びその製造方法
JP5555945B2 (ja) * 2010-04-09 2014-07-23 日立化成株式会社 圧粉磁心及びその製造方法
JP4927983B2 (ja) * 2010-04-09 2012-05-09 日立化成工業株式会社 圧粉磁心及びその製造方法
WO2011126120A1 (fr) * 2010-04-09 2011-10-13 日立化成工業株式会社 Poudre métallique enrobée, noyau à poudre de fer et procédé de production associé
JP2012088507A (ja) * 2010-10-19 2012-05-10 Nitto Denko Corp 偏光解消フィルム、液晶パネルおよび液晶表示装置
JP2012104573A (ja) * 2010-11-08 2012-05-31 Hitachi Chem Co Ltd 磁心用粉末及びその製造方法、並びにそれを用いた圧粉磁心及び電磁機器
JP5027945B1 (ja) 2011-03-04 2012-09-19 住友電気工業株式会社 圧粉成形体、圧粉成形体の製造方法、リアクトル、コンバータ、及び電力変換装置
JP5997424B2 (ja) * 2011-07-22 2016-09-28 住友電気工業株式会社 圧粉磁心の製造方法
EP2860738A4 (fr) * 2012-05-25 2016-03-30 Ntn Toyo Bearing Co Ltd Noyau en poudre, procédé de fabrication d'un noyau en poudre et procédé d'estimation d'une perte par courants de foucault dans le noyau en poudre
KR20150002172A (ko) * 2013-06-28 2015-01-07 삼성전기주식회사 복합재 및 그 제조 방법, 그리고 상기 복합재를 이용하여 제조된 인덕터
KR20150011168A (ko) * 2013-07-22 2015-01-30 삼성전기주식회사 자성 재료, 그 제조방법 및 자성 재료를 포함하는 전자부품
WO2015046282A1 (fr) * 2013-09-27 2015-04-02 日立化成株式会社 Noyau magnétique à base de poudre, procédé de fabrication d'un comprimé de poudre pour un noyau magnétique, matrice de compression et dispositif de moulage pour la fabrication du noyau magnétique à base de poudre, et composition de lubrifiant pour matrice de compression pour la fabrication d'un noyau magnétique de poudre
US11915847B2 (en) * 2017-03-09 2024-02-27 Tdk Corporation Dust core
CN111842874A (zh) * 2019-04-24 2020-10-30 昆山磁通新材料科技有限公司 一种提高金属粉芯绝缘阻抗特性的方法及其金属粉芯
CN110358941B (zh) * 2019-08-12 2021-04-16 河南科技大学 一种钨基合金材料及其制备方法
US20210142933A1 (en) * 2019-11-11 2021-05-13 Carpenter Technology Corporation Soft magnetic composite materials and methods and powders for producing the same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0406580A1 (fr) * 1989-06-09 1991-01-09 Matsushita Electric Industrial Co., Ltd. Matériau composite et son procédé de préparation
JPH09180924A (ja) * 1995-12-27 1997-07-11 Kobe Steel Ltd 圧粉磁心及びその製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2066851T3 (es) * 1988-05-24 1995-03-16 Anagen Uk Ltd Particulas atraibles magneticamente y metodo de preparacion.
JP3062969B2 (ja) * 1991-10-14 2000-07-12 科学技術振興事業団 生体活性層のコーティング方法
EP0897745A4 (fr) * 1996-02-20 2003-05-14 Mikuni Kogyo Kk Procede de production de materiau granulaire
JP3959564B2 (ja) * 1997-12-24 2007-08-15 村樫石灰工業株式会社 表層から芯部まで多孔質アパタイトに転換された固体物質の製造方法
JP4060101B2 (ja) * 2002-03-20 2008-03-12 株式会社豊田中央研究所 絶縁皮膜、磁心用粉末および圧粉磁心並びにそれらの製造方法
JP4328170B2 (ja) * 2003-10-03 2009-09-09 トライアル株式会社 被覆樹脂粒子の製造方法
JP2006348335A (ja) * 2005-06-14 2006-12-28 Jfe Steel Kk 粉末冶金用鉄基混合粉
JP2007027480A (ja) * 2005-07-19 2007-02-01 Sumitomo Metal Mining Co Ltd 樹脂結合型磁石組成物、その製造方法及びそれを用いた樹脂結合型磁石
JP2007194273A (ja) 2006-01-17 2007-08-02 Jfe Steel Kk 圧粉磁心用の軟磁性金属粉末および圧粉磁心

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0406580A1 (fr) * 1989-06-09 1991-01-09 Matsushita Electric Industrial Co., Ltd. Matériau composite et son procédé de préparation
JPH09180924A (ja) * 1995-12-27 1997-07-11 Kobe Steel Ltd 圧粉磁心及びその製造方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
BALASUNDARAM G ET AL: "Applications of magnetic nanoparticles for the treatment of ostheoporosis", ENGINEERED NANOSCALE MATERIALS FOR THE DIAGNOSIS AND TREATMENT OF DISEASE : APRIL 9 - 13, 2007, SAN FRANCISCO, CALIFORNIA, USA; [MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS ; 1019], RED HOOK, NY : CURRAN, US, vol. 1019, 9 April 2007 (2007-04-09), pages FF02 - FF06, XP002564515, ISBN: 978-1-60560-426-8 *
See also references of WO2009075173A1 *

Also Published As

Publication number Publication date
JP5321469B2 (ja) 2013-10-23
CA2708830A1 (fr) 2009-06-18
CN101896300B (zh) 2012-08-22
EP2226142A1 (fr) 2010-09-08
CN102717069B (zh) 2014-12-17
CA2708830C (fr) 2013-01-22
TW200932404A (en) 2009-08-01
JPWO2009075173A1 (ja) 2011-04-28
CN102717069A (zh) 2012-10-10
TWI433741B (zh) 2014-04-11
CN101896300A (zh) 2010-11-24
WO2009075173A1 (fr) 2009-06-18

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