DE69310459T2 - Magnetische Materialien und Herstellungsverfahren - Google Patents

Magnetische Materialien und Herstellungsverfahren

Info

Publication number
DE69310459T2
DE69310459T2 DE69310459T DE69310459T DE69310459T2 DE 69310459 T2 DE69310459 T2 DE 69310459T2 DE 69310459 T DE69310459 T DE 69310459T DE 69310459 T DE69310459 T DE 69310459T DE 69310459 T2 DE69310459 T2 DE 69310459T2
Authority
DE
Germany
Prior art keywords
manufacturing processes
magnetic materials
magnetic
materials
processes
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
DE69310459T
Other languages
English (en)
Other versions
DE69310459D1 (de
Inventor
Ronald F Ziolo
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.)
Xerox Corp
Original Assignee
Xerox 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
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of DE69310459D1 publication Critical patent/DE69310459D1/de
Application granted granted Critical
Publication of DE69310459T2 publication Critical patent/DE69310459T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/083—Magnetic toner particles
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/083—Magnetic toner particles
    • G03G9/0831—Chemical composition of the magnetic components
    • G03G9/0833—Oxides
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/083—Magnetic toner particles
    • G03G9/0837—Structural characteristics of the magnetic components, e.g. shape, crystallographic structure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/087—Binders for toner particles
    • G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
    • G03G9/08791—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by the presence of specified groups or side chains
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/12—Developers with toner particles in liquid developer mixtures
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/12—Developers with toner particles in liquid developer mixtures
    • G03G9/13—Developers with toner particles in liquid developer mixtures characterised by polymer components
    • 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
    • H01F1/0036—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties showing low dimensional magnetism, i.e. spin rearrangements due to a restriction of dimensions, e.g. showing giant magnetoresistivity
    • H01F1/0045—Zero dimensional, e.g. nanoparticles, soft nanoparticles for medical/biological use
    • H01F1/0063—Zero dimensional, e.g. nanoparticles, soft nanoparticles for medical/biological use in a non-magnetic matrix, e.g. granular solids
    • 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
    • H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
    • 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
    • H01F41/14—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 applying magnetic films to substrates
    • H01F41/16—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 applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • F16C2206/02—Carbon based material
    • F16C2206/04—Diamond like carbon [DLC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/60—Thickness, e.g. thickness of coatings
    • F16C2240/64—Thickness, e.g. thickness of coatings in the nanometer range
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2998—Coated including synthetic resin or polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Nanotechnology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
  • Liquid Developers In Electrophotography (AREA)
  • Powder Metallurgy (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
DE69310459T 1992-07-09 1993-07-02 Magnetische Materialien und Herstellungsverfahren Expired - Fee Related DE69310459T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/910,805 US5358659A (en) 1992-07-09 1992-07-09 Magnetic materials with single-domain and multidomain crystallites and a method of preparation

Publications (2)

Publication Number Publication Date
DE69310459D1 DE69310459D1 (de) 1997-06-12
DE69310459T2 true DE69310459T2 (de) 1997-11-27

Family

ID=25429351

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69310459T Expired - Fee Related DE69310459T2 (de) 1992-07-09 1993-07-02 Magnetische Materialien und Herstellungsverfahren

Country Status (4)

Country Link
US (1) US5358659A (de)
EP (1) EP0586052B1 (de)
JP (1) JP2648557B2 (de)
DE (1) DE69310459T2 (de)

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Publication number Priority date Publication date Assignee Title
US5567564A (en) * 1992-07-09 1996-10-22 Xerox Corporation Liquid development composition having a colorant comprising a stable dispersion of magnetic particles in an aqueous medium
JPH07181749A (ja) * 1993-12-22 1995-07-21 Ricoh Co Ltd 液体現像剤
US5660397A (en) * 1994-09-23 1997-08-26 Holtkamp; William H. Devices employing a liquid-free medium
US5641424A (en) * 1995-07-10 1997-06-24 Xerox Corporation Magnetic refrigerant compositions and processes for making and using
US5667924A (en) 1996-02-14 1997-09-16 Xerox Corporation Superparamagnetic image character recognition compositions and processes of making and using
US6306384B1 (en) * 1996-10-01 2001-10-23 E-L Management Corp. Skin battery cosmetic composition
US6713173B2 (en) 1996-11-16 2004-03-30 Nanomagnetics Limited Magnetizable device
GB2319253A (en) 1996-11-16 1998-05-20 Eric Leigh Mayes Composition, for use in a device, comprising a magnetic layer of domain-separated magnetic particles
US6986942B1 (en) 1996-11-16 2006-01-17 Nanomagnetics Limited Microwave absorbing structure
US6815063B1 (en) 1996-11-16 2004-11-09 Nanomagnetics, Ltd. Magnetic fluid
US5998224A (en) 1997-05-16 1999-12-07 Abbott Laboratories Magnetically assisted binding assays utilizing a magnetically responsive reagent
US6070034A (en) * 1999-04-28 2000-05-30 Aetas Technology Corporation Liquid electrophotographic developing arrangement
WO2000070408A1 (en) * 1999-05-17 2000-11-23 Flint Ink Corporation Liquid magnetic image character recognition developer
US6294342B1 (en) 1999-09-29 2001-09-25 Abbott Laboratories Magnetically assisted binding assays utilizing a magnetically responsive reagent
US7670623B2 (en) 2002-05-31 2010-03-02 Materials Modification, Inc. Hemostatic composition
US7560160B2 (en) 2002-11-25 2009-07-14 Materials Modification, Inc. Multifunctional particulate material, fluid, and composition
DE10331439B3 (de) * 2003-07-10 2005-02-03 Micromod Partikeltechnologie Gmbh Magnetische Nanopartikel mit verbesserten Magneteigenschaften
US7007972B1 (en) 2003-03-10 2006-03-07 Materials Modification, Inc. Method and airbag inflation apparatus employing magnetic fluid
US6982501B1 (en) 2003-05-19 2006-01-03 Materials Modification, Inc. Magnetic fluid power generator device and method for generating power
US7200956B1 (en) 2003-07-23 2007-04-10 Materials Modification, Inc. Magnetic fluid cushioning device for a footwear or shoe
US7448389B1 (en) 2003-10-10 2008-11-11 Materials Modification, Inc. Method and kit for inducing hypoxia in tumors through the use of a magnetic fluid
WO2005069957A2 (en) * 2004-01-20 2005-08-04 Alexander Michalow Unicondylar knee implant
US20060088602A1 (en) * 2004-10-21 2006-04-27 George Cioca Electromagnetic field regulating compositions
US7407587B1 (en) 2006-03-24 2008-08-05 Layne Christensen Company Method and sorbent for selective removal of contaminants from fluids
KR101622209B1 (ko) * 2012-01-16 2016-05-18 휴렛-팩커드 인디고 비.브이. 정전기적 인쇄
KR102057907B1 (ko) * 2014-11-14 2019-12-20 삼성전기주식회사 칩 전자부품 및 그 제조방법

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6900169A (de) * 1969-01-04 1970-07-07
US3977984A (en) * 1970-04-08 1976-08-31 U.S. Philips Corporation Chemically reactive resin beads and to methods of their manufacture
US3867299A (en) * 1971-08-11 1975-02-18 Bethlehem Steel Corp Method of making synthetic resin composites with magnetic fillers
JPS5437679B2 (de) * 1974-04-26 1979-11-16
SU757573A1 (ru) * 1978-01-05 1980-08-23 Shostkinskoe Proizv Ob Svema I Способ получения магнитного лака 1
EP0021249A1 (de) * 1979-06-21 1981-01-07 Bühler AG Kupplung für die Plastifizierschnecke einer Spritzgiessmaschine zur Verarbeitung von Kunststoff
JPS57105469A (en) * 1980-12-19 1982-06-30 Matsushita Electric Ind Co Ltd Magnetic ink for recording
US4414339A (en) 1982-03-15 1983-11-08 The Dow Chemical Company Low density, electromagnetic radiation absorption composition
US4622281A (en) * 1982-04-28 1986-11-11 Canon Kabushiki Kaisha Magnetic color toner containing gamma ferric oxide particles
US4474866A (en) * 1983-09-28 1984-10-02 Xerox Corporation Developer composition containing superparamagnetic polymers
US5047307A (en) * 1984-12-10 1991-09-10 Savin Corporation Toner for use in compositions for developing latent electrostatic images, method of making the same, and liquid composition using the improved toner
US4824587A (en) 1985-03-18 1989-04-25 The Dow Chemical Company Composites of coercive particles and superparamagnetic particles
US4760009A (en) * 1985-12-04 1988-07-26 E. I. Du Pont De Nemours And Company Process for preparation of liquid toner for electrostatic imaging
US4855079A (en) * 1986-10-31 1989-08-08 Hitachi Metals, Ltd. Super paramagnetic fluids and methods of making super paramagnetic fluids
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US5110624A (en) * 1989-09-19 1992-05-05 The University Of Colorado Foundation, Inc. Method for preparing magnetizable porous particles
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US5114477A (en) * 1991-09-03 1992-05-19 Xerox Corporation Liquid ink compositions

Also Published As

Publication number Publication date
EP0586052A2 (de) 1994-03-09
JP2648557B2 (ja) 1997-09-03
DE69310459D1 (de) 1997-06-12
EP0586052A3 (de) 1994-03-30
JPH0677037A (ja) 1994-03-18
EP0586052B1 (de) 1997-05-07
US5358659A (en) 1994-10-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee