EP0400550A3 - Weichmagnetische Legierung, Herstellungsverfahren, Magnetkern, magnetischer Schirm und gepresster Magnetkern damit - Google Patents

Weichmagnetische Legierung, Herstellungsverfahren, Magnetkern, magnetischer Schirm und gepresster Magnetkern damit Download PDF

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Publication number
EP0400550A3
EP0400550A3 EP19900110109 EP90110109A EP0400550A3 EP 0400550 A3 EP0400550 A3 EP 0400550A3 EP 19900110109 EP19900110109 EP 19900110109 EP 90110109 A EP90110109 A EP 90110109A EP 0400550 A3 EP0400550 A3 EP 0400550A3
Authority
EP
European Patent Office
Prior art keywords
magnetic
core
making
same
compressed powder
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.)
Granted
Application number
EP19900110109
Other languages
English (en)
French (fr)
Other versions
EP0400550B1 (de
EP0400550A2 (de
Inventor
Masao Tdk Corporation Shigeta
Asako Tdk Corporation Kajita
Ippo Tdk Corporation Hirai
Tsutomu Tdk Corporation Choh
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.)
TDK Corp
Original Assignee
TDK 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
Priority claimed from JP02098905A external-priority patent/JP3059187B2/ja
Priority claimed from JP12230090A external-priority patent/JPH0418712A/ja
Application filed by TDK Corp filed Critical TDK Corp
Publication of EP0400550A2 publication Critical patent/EP0400550A2/de
Publication of EP0400550A3 publication Critical patent/EP0400550A3/de
Application granted granted Critical
Publication of EP0400550B1 publication Critical patent/EP0400550B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15308—Amorphous metallic alloys, e.g. glassy metals based on Fe/Ni
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/02—Amorphous alloys with iron as the major constituent
    • 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
    • H01F1/15358—Making agglomerates therefrom, e.g. by pressing
    • 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
    • H01F3/00—Cores, Yokes, or armatures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
EP19900110109 1989-05-27 1990-05-28 Weichmagnetische Legierung, Herstellungsverfahren, Magnetkern, magnetischer Schirm und gepresster Magnetkern damit Expired - Lifetime EP0400550B1 (de)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP13354089 1989-05-27
JP133540/89 1989-05-27
JP98906/89 1990-04-13
JP02098905A JP3059187B2 (ja) 1989-05-27 1990-04-13 軟磁性合金、その製造方法および磁心
JP02098906A JP3068155B2 (ja) 1989-05-27 1990-04-13 軟磁性合金およびその製造方法
JP98905/89 1990-04-13
JP122300/90 1990-05-11
JP12230090A JPH0418712A (ja) 1989-05-27 1990-05-11 磁気シールド材および圧粉コア
JP02122299A JP3068156B2 (ja) 1989-05-27 1990-05-11 軟磁性合金
JP122299/90 1990-05-11

Publications (3)

Publication Number Publication Date
EP0400550A2 EP0400550A2 (de) 1990-12-05
EP0400550A3 true EP0400550A3 (de) 1991-05-22
EP0400550B1 EP0400550B1 (de) 1995-01-11

Family

ID=27525934

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900110109 Expired - Lifetime EP0400550B1 (de) 1989-05-27 1990-05-28 Weichmagnetische Legierung, Herstellungsverfahren, Magnetkern, magnetischer Schirm und gepresster Magnetkern damit

Country Status (2)

Country Link
EP (1) EP0400550B1 (de)
DE (1) DE69015881T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0845723A (ja) * 1994-08-01 1996-02-16 Hitachi Metals Ltd 絶縁性に優れたナノ結晶合金薄帯およびナノ結晶合金磁心ならびにナノ結晶合金薄帯の絶縁皮膜形成方法
DE19849781A1 (de) * 1998-10-28 2000-05-11 Vacuumschmelze Gmbh Spritzgegossener weichmagnetischer Pulververbundwerkstoff und Verfahren zu seiner Herstellung
DE19908374B4 (de) * 1999-02-26 2004-11-18 Magnequench Gmbh Teilchenverbundwerkstoff aus einer thermoplastischen Kunststoffmatrix mit eingelagertem weichmagnetischen Material, Verfahren zur Herstellung eines solchen Verbundkörpers, sowie dessen Verwendung
US20070253103A1 (en) * 2006-04-27 2007-11-01 Heraeus, Inc. Soft magnetic underlayer in magnetic media and soft magnetic alloy based sputter target

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001889A1 (de) * 1979-01-22 1980-07-31 Allied Chem Magnetischer glasartiger metallegierungsbogen und verfahren zu dessen herstellung
EP0096551A2 (de) * 1982-06-04 1983-12-21 Tsuyoshi Masumoto Amorphe Legierungen auf Eisenbasis mit hoher Dauerschwingfestigkeit
DE3835986A1 (de) * 1987-10-23 1989-05-03 Hitachi Metals Ltd Hochspannungs-impulsgenerator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3001889A1 (de) * 1979-01-22 1980-07-31 Allied Chem Magnetischer glasartiger metallegierungsbogen und verfahren zu dessen herstellung
EP0096551A2 (de) * 1982-06-04 1983-12-21 Tsuyoshi Masumoto Amorphe Legierungen auf Eisenbasis mit hoher Dauerschwingfestigkeit
DE3835986A1 (de) * 1987-10-23 1989-05-03 Hitachi Metals Ltd Hochspannungs-impulsgenerator

Also Published As

Publication number Publication date
DE69015881D1 (de) 1995-02-23
EP0400550B1 (de) 1995-01-11
EP0400550A2 (de) 1990-12-05
DE69015881T2 (de) 1995-09-14

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