DE10245088B3 - Pulvermetallurgisch hergestelltes weichmagnetisches Formteil mit hoher Maximalpermeabilität, Verfahren zu seiner Herstellung und dessen Verwendung - Google Patents

Pulvermetallurgisch hergestelltes weichmagnetisches Formteil mit hoher Maximalpermeabilität, Verfahren zu seiner Herstellung und dessen Verwendung Download PDF

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Publication number
DE10245088B3
DE10245088B3 DE10245088A DE10245088A DE10245088B3 DE 10245088 B3 DE10245088 B3 DE 10245088B3 DE 10245088 A DE10245088 A DE 10245088A DE 10245088 A DE10245088 A DE 10245088A DE 10245088 B3 DE10245088 B3 DE 10245088B3
Authority
DE
Germany
Prior art keywords
powder
molded part
organofunctional silanes
powder particles
molding
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
DE10245088A
Other languages
German (de)
English (en)
Inventor
Johannes Dr. Tenbrink
Robert Dr. Brand
Burkhard Kraus
Georg-Werner Reppel
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.)
Vacuumschmelze GmbH and Co KG
Original Assignee
Vacuumschmelze GmbH and Co KG
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 Vacuumschmelze GmbH and Co KG filed Critical Vacuumschmelze GmbH and Co KG
Priority to DE10245088A priority Critical patent/DE10245088B3/de
Priority to PCT/EP2003/005209 priority patent/WO2004033135A1/fr
Application granted granted Critical
Publication of DE10245088B3 publication Critical patent/DE10245088B3/de
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
    • 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
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • 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
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/102—Metallic powder coated with organic material
    • 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
    • H01F1/14708—Fe-Ni based alloys
    • H01F1/14733—Fe-Ni based alloys in the form of particles
    • H01F1/14741—Fe-Ni based alloys in the form of particles pressed, sintered or bonded together
    • H01F1/1475—Fe-Ni based alloys in the form of particles pressed, sintered or bonded together the particles being insulated
    • H01F1/14758—Fe-Ni based alloys in the form of particles pressed, sintered or bonded together the particles being insulated by macromolecular organic substances
    • 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
    • H01F1/26—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 by macromolecular organic substances
    • 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
    • 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
    • B22F2009/0828—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 with water

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
DE10245088A 2002-09-27 2002-09-27 Pulvermetallurgisch hergestelltes weichmagnetisches Formteil mit hoher Maximalpermeabilität, Verfahren zu seiner Herstellung und dessen Verwendung Expired - Fee Related DE10245088B3 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE10245088A DE10245088B3 (de) 2002-09-27 2002-09-27 Pulvermetallurgisch hergestelltes weichmagnetisches Formteil mit hoher Maximalpermeabilität, Verfahren zu seiner Herstellung und dessen Verwendung
PCT/EP2003/005209 WO2004033135A1 (fr) 2002-09-27 2003-05-17 Piece moulee magnetique douce fabriquee selon un procede de metallurgie des poudres et presentant une grande permeabilite maximale, procedes de fabrication et utilisation associes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10245088A DE10245088B3 (de) 2002-09-27 2002-09-27 Pulvermetallurgisch hergestelltes weichmagnetisches Formteil mit hoher Maximalpermeabilität, Verfahren zu seiner Herstellung und dessen Verwendung

Publications (1)

Publication Number Publication Date
DE10245088B3 true DE10245088B3 (de) 2004-01-08

Family

ID=29719552

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10245088A Expired - Fee Related DE10245088B3 (de) 2002-09-27 2002-09-27 Pulvermetallurgisch hergestelltes weichmagnetisches Formteil mit hoher Maximalpermeabilität, Verfahren zu seiner Herstellung und dessen Verwendung

Country Status (2)

Country Link
DE (1) DE10245088B3 (fr)
WO (1) WO2004033135A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005074098A2 (fr) * 2004-01-22 2005-08-11 Wavecrest Laboratories Llc Composites magnetiques mous
WO2007004727A1 (fr) * 2005-07-01 2007-01-11 Mitsubishi Steel Mfg. Co., Ltd. Procédé de fabrication d’un corps formé à partir de poudre métallique à aimantation temporaire isolée
US7449793B2 (en) 2004-02-18 2008-11-11 Bluwav Systems, Llc Portable range extender with autonomous control of starting and stopping operations
US8911866B2 (en) 2008-09-02 2014-12-16 Toyota Jidosha Kabushiki Kaisha Powder for powder magnetic core, powder magnetic core, and methods for producing those products
DE102013221965A1 (de) 2013-10-29 2015-04-30 Volkswagen Aktiengesellschaft Verfahren zur Herstellung eines Formteiles und elektrische Maschine mit einem solchen Formteil

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105772701B (zh) * 2015-12-25 2017-12-12 横店集团东磁股份有限公司 一种高叠加低损耗软磁合金材料的制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601212A (en) * 1948-11-09 1952-06-17 Gen Aniline & Film Corp Heat resistant magnetic cores and method of making
DE3439397A1 (de) * 1984-10-27 1986-04-30 Vacuumschmelze Gmbh, 6450 Hanau Verfahren zur pulvermetallurgischen herstellung eines weichmagnetischen koerpers
DE4403876A1 (de) * 1993-02-19 1994-08-25 Daimler Benz Ag Passivierungsschicht mit Polysiloxan für metallische Oberflächen und Verfahren zur Herstellung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3907090C2 (de) * 1989-03-04 2001-07-26 Vacuumschmelze Gmbh Verfahren zur pulvermetallurgischen Herstellung eines weichmagnetischen Körpers
DE19735271C2 (de) * 1997-08-14 2000-05-04 Bosch Gmbh Robert Weichmagnetischer, formbarer Verbundwerkstoff und Verfahren zu dessen Herstellung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601212A (en) * 1948-11-09 1952-06-17 Gen Aniline & Film Corp Heat resistant magnetic cores and method of making
DE3439397A1 (de) * 1984-10-27 1986-04-30 Vacuumschmelze Gmbh, 6450 Hanau Verfahren zur pulvermetallurgischen herstellung eines weichmagnetischen koerpers
DE4403876A1 (de) * 1993-02-19 1994-08-25 Daimler Benz Ag Passivierungsschicht mit Polysiloxan für metallische Oberflächen und Verfahren zur Herstellung

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005074098A2 (fr) * 2004-01-22 2005-08-11 Wavecrest Laboratories Llc Composites magnetiques mous
WO2005074098A3 (fr) * 2004-01-22 2006-01-12 Wavecrest Lab Llc Composites magnetiques mous
US7449793B2 (en) 2004-02-18 2008-11-11 Bluwav Systems, Llc Portable range extender with autonomous control of starting and stopping operations
WO2007004727A1 (fr) * 2005-07-01 2007-01-11 Mitsubishi Steel Mfg. Co., Ltd. Procédé de fabrication d’un corps formé à partir de poudre métallique à aimantation temporaire isolée
CN101213041B (zh) * 2005-07-01 2010-10-06 三菱制钢株式会社 制造绝缘软磁性金属粉末成形体的方法
US7871474B2 (en) 2005-07-01 2011-01-18 Mitsubishi Steel Mfg. Co. Ltd. Method for manufacturing of insulated soft magnetic metal powder formed body
US8911866B2 (en) 2008-09-02 2014-12-16 Toyota Jidosha Kabushiki Kaisha Powder for powder magnetic core, powder magnetic core, and methods for producing those products
DE112009002116B4 (de) * 2008-09-02 2020-11-26 Toyota Jidosha Kabushiki Kaisha Pulver für einen Magnetpulverkern, Magnetpulverkern und Verfahren zum Herstellen dieser Erzeugnisse
DE102013221965A1 (de) 2013-10-29 2015-04-30 Volkswagen Aktiengesellschaft Verfahren zur Herstellung eines Formteiles und elektrische Maschine mit einem solchen Formteil

Also Published As

Publication number Publication date
WO2004033135A1 (fr) 2004-04-22

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Date Code Title Description
8100 Publication of patent without earlier publication of application
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee