JPH0682577B2 - Ｆｅ―Ｓｉ系合金圧粉磁心およびその製造方法 - Google Patents

Ｆｅ―Ｓｉ系合金圧粉磁心およびその製造方法

Info

Publication number
JPH0682577B2
JPH0682577B2 JP1335899A JP33589989A JPH0682577B2 JP H0682577 B2 JPH0682577 B2 JP H0682577B2 JP 1335899 A JP1335899 A JP 1335899A JP 33589989 A JP33589989 A JP 33589989A JP H0682577 B2 JPH0682577 B2 JP H0682577B2
Authority
JP
Japan
Prior art keywords
alloy powder
powder
magnetic core
oxygen
weight
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.)
Expired - Fee Related
Application number
JP1335899A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02290002A (ja
Inventor
卓彦 西田
昌夫 山宮
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26342241&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH0682577(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP1335899A priority Critical patent/JPH0682577B2/ja
Priority to EP19900100930 priority patent/EP0383035B1/fr
Priority to DE1990622751 priority patent/DE69022751T2/de
Publication of JPH02290002A publication Critical patent/JPH02290002A/ja
Publication of JPH0682577B2 publication Critical patent/JPH0682577B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Powder Metallurgy (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
JP1335899A 1989-01-18 1989-12-25 Ｆｅ―Ｓｉ系合金圧粉磁心およびその製造方法 Expired - Fee Related JPH0682577B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1335899A JPH0682577B2 (ja) 1989-01-18 1989-12-25 Ｆｅ―Ｓｉ系合金圧粉磁心およびその製造方法
EP19900100930 EP0383035B1 (fr) 1989-01-18 1990-01-17 Noyau magnétique en poudre d'alliage de fer-silicium et procédé de fabrication
DE1990622751 DE69022751T2 (de) 1989-01-18 1990-01-17 Magnetkerne aus Eisen-Silizium-Legierungspulver und Herstellungsverfahren.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1-7853 1989-01-18
JP785389 1989-01-18
JP1335899A JPH0682577B2 (ja) 1989-01-18 1989-12-25 Ｆｅ―Ｓｉ系合金圧粉磁心およびその製造方法

Publications (2)

Publication Number Publication Date
JPH02290002A JPH02290002A (ja) 1990-11-29
JPH0682577B2 true JPH0682577B2 (ja) 1994-10-19

Family

ID=26342241

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1335899A Expired - Fee Related JPH0682577B2 (ja) 1989-01-18 1989-12-25 Ｆｅ―Ｓｉ系合金圧粉磁心およびその製造方法

Country Status (3)

Country Link
EP (1) EP0383035B1 (fr)
JP (1) JPH0682577B2 (fr)
DE (1) DE69022751T2 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19610196A1 (de) * 1996-03-15 1997-09-18 Horst Dr Kleine Verfahren zur Herstellung von weichmagnetischen FeSi-Massekernen
JP2000040614A (ja) * 1998-05-18 2000-02-08 Daido Steel Co Ltd ノイズフィルタ―用コア材
KR100533097B1 (ko) 2000-04-27 2005-12-02 티디케이가부시기가이샤 복합자성재료와 이것을 이용한 자성성형재료, 압분 자성분말성형재료, 자성도료, 복합 유전체재료와 이것을이용한 성형재료, 압분성형 분말재료, 도료, 프리프레그및 기판, 전자부품
US6395193B1 (en) * 2000-05-03 2002-05-28 Lord Corporation Magnetorheological compositions
US6788185B2 (en) 2002-01-17 2004-09-07 Nec Tokin Corporation Powder core and high-frequency reactor using the same
WO2003060930A1 (fr) * 2002-01-17 2003-07-24 Nec Tokin Corporation Noyau magnetique de poudre et reacteur haute frequence utilisant ce noyau
US6646532B2 (en) 2002-02-26 2003-11-11 Nec Tokin Corporation Powder core and reactor using the same
EP1341191A1 (fr) * 2002-02-27 2003-09-03 NEC TOKIN Corporation Noyau en poudre et réacteur de cela
KR20040042214A (ko) * 2002-11-13 2004-05-20 휴먼일렉스(주) Ｆｅ－Ｓｉ 합금분말을 이용한 ＳＭＤ 코아 제조방법
JP2009088502A (ja) * 2007-09-12 2009-04-23 Seiko Epson Corp 酸化物被覆軟磁性粉末の製造方法、酸化物被覆軟磁性粉末、圧粉磁心および磁性素子
JP5257743B2 (ja) * 2008-02-28 2013-08-07 日立金属株式会社 Ｆｅ基軟磁性粉末、その製造方法、および圧粉磁心
JP2010080978A (ja) * 2009-12-16 2010-04-08 Daido Steel Co Ltd 軟磁性合金粉末および圧粉磁芯
US9190195B2 (en) * 2010-06-09 2015-11-17 Sintokogio, Ltd. Fe-group-based soft magnetic powder
CN103065786A (zh) * 2011-10-22 2013-04-24 湖南康力新材料科技有限责任公司 一种高磁导率低功耗铁硅铝磁粉芯的制造方法
JP5650702B2 (ja) * 2012-10-15 2015-01-07 株式会社タムラ製作所 圧粉磁心とその製造方法
JP6382487B2 (ja) * 2013-01-24 2018-08-29 Tdk株式会社 磁芯およびコイル型電子部品
KR102047565B1 (ko) * 2014-11-04 2019-11-21 삼성전기주식회사 인덕터

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58147106A (ja) * 1982-02-26 1983-09-01 Toshiba Corp 鉄心材料
SE8201678L (sv) * 1982-03-17 1983-09-18 Asea Ab Sett att framstella foremal av mjukmagnetiskt material
US4564401A (en) * 1983-09-29 1986-01-14 Crucible Materials Corporation Method for producing iron-silicon alloy articles
JPS6074602A (ja) * 1983-09-30 1985-04-26 Nippon Ferrite Ltd 圧粉磁心
JPS6074603A (ja) * 1983-09-30 1985-04-26 Nippon Ferrite Ltd 圧粉磁心

Also Published As

Publication number Publication date
DE69022751D1 (de) 1995-11-09
EP0383035B1 (fr) 1995-10-04
EP0383035A2 (fr) 1990-08-22
EP0383035A3 (fr) 1991-07-03
DE69022751T2 (de) 1996-04-04
JPH02290002A (ja) 1990-11-29

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