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KR970001228A - 자성토너용 구형 자성입자 및 이들의 제조방법 - Google Patents

자성토너용 구형 자성입자 및 이들의 제조방법

Info

Publication number
KR970001228A
KR970001228A KR19960021346A KR19960021346A KR970001228A KR 970001228 A KR970001228 A KR 970001228A KR 19960021346 A KR19960021346 A KR 19960021346A KR 19960021346 A KR19960021346 A KR 19960021346A KR 970001228 A KR970001228 A KR 970001228A
Authority
KR
South Korea
Prior art keywords
manufacturing
magnetic
spherical
magnetic particles
toner
Prior art date
Application number
KR19960021346A
Other languages
English (en)
Other versions
KR100407242B1 (ko
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 filed Critical
Publication of KR970001228A publication Critical patent/KR970001228A/ko
Application granted granted Critical
Publication of KR100407242B1 publication Critical patent/KR100407242B1/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/08—Ferroso-ferric oxide [Fe3O4]
    • 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
    • G03G9/0836—Other physical parameters of the magnetic components
    • 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
    • G03G9/0831—Chemical composition of the magnetic components
    • G03G9/0834—Non-magnetic inorganic compounds chemically incorporated in magnetic components
    • 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
    • G03G9/0835—Magnetic parameters of the magnetic components
    • 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
    • G03G9/083—Magnetic toner particles
    • G03G9/0838—Size of magnetic 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
    • H01F1/01—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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/10—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • 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
    • Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
KR1019960021346A 1995-06-15 1996-06-14 자성토너용 구형 자성입자 및 이들의 제조방법 KR100407242B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP95-174203 1995-06-15
JP17420395 1995-06-15

Publications (2)

Publication Number Publication Date
KR970001228A true KR970001228A (ko) 1997-01-21
KR100407242B1 KR100407242B1 (ko) 2004-04-13

Family

ID=15974531

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960021346A KR100407242B1 (ko) 1995-06-15 1996-06-14 자성토너용 구형 자성입자 및 이들의 제조방법

Country Status (5)

Country Link
US (1) US5652060A (ko)
EP (1) EP0750233B1 (ko)
JP (1) JP3551220B2 (ko)
KR (1) KR100407242B1 (ko)
DE (1) DE69623864T2 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010020749A (ko) * 1999-04-16 2001-03-15 토다 고교 가부시끼가이샤 자성 토너용 흑색 산화철 자성 입자 및 그의 제조방법
KR100335288B1 (ko) * 1999-10-25 2002-05-03 유현식 에틸벤젠 투입방법의 개선에 따른 조 스티렌 모노머 제조 공정

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0883035B1 (en) 1996-12-11 2003-09-03 Idemitsu Kosan Company Limited Carrier particles for electrophotography and developer containing them
WO1998051435A1 (en) * 1997-05-14 1998-11-19 Weixin Tang Fully-coated, uniform-sized metallic particles
DE69819997T2 (de) * 1997-09-25 2004-10-07 Canon Kk Magnetischer Toner und dessen Anwendung in einem Bildherstellungsverfahren und in einer Prozesskassette
JP3224774B2 (ja) * 1997-09-25 2001-11-05 三井金属鉱業株式会社 マグネタイト粒子およびその製造方法
US6720094B2 (en) * 2000-06-13 2004-04-13 Toda Kogyo Corporation Secondary agglomerates of magnetic metal particles for magnetic recording and process for producing the same
US6638674B2 (en) * 2000-07-28 2003-10-28 Canon Kabushiki Kaisha Magnetic toner
JP4422877B2 (ja) * 2000-09-06 2010-02-24 キヤノン株式会社 トナー
US6670087B2 (en) 2000-11-07 2003-12-30 Canon Kabushiki Kaisha Toner, image-forming apparatus, process cartridge and image forming method
CA2434076A1 (en) * 2001-01-08 2002-07-11 Joshua S. Salafsky Method and apparatus using a surface-selective nonlinear optical technique
WO2002061415A1 (en) * 2001-02-01 2002-08-08 Salafsky Joshua S Designs of labels for detection with a surface-selective nonlinear optical technique
JP4018495B2 (ja) * 2002-09-27 2007-12-05 キヤノン株式会社 乾式トナー
US6844067B2 (en) * 2002-10-24 2005-01-18 Toda Kogyo Corporation Black iron-based particles and black toner containing the same
EP1515194B1 (en) 2003-09-12 2014-11-12 Canon Kabushiki Kaisha Magnetic toner
US7431825B2 (en) 2003-12-05 2008-10-07 Intercat, Inc. Gasoline sulfur reduction using hydrotalcite like compounds
JP2007516073A (ja) 2003-12-05 2007-06-21 インターカット インコーポレイテッド 混合金属酸化物吸着剤
US7144626B2 (en) * 2004-04-09 2006-12-05 Toda Kogyo Corporation Magnetic iron oxide particles and magnetic toner using the same
TWI342335B (en) 2004-06-02 2011-05-21 Intercat Inc Mixed metal oxide additives
EP1645913B1 (en) 2004-10-08 2011-03-16 Canon Kabushiki Kaisha Magnetic toner
US7678524B2 (en) 2005-05-19 2010-03-16 Canon Kabushiki Kaisha Magnetic toner
US7572505B2 (en) * 2006-04-28 2009-08-11 Toda Kogyo Corporation Black magnetic iron oxide particles having high breakdown voltage
US7597958B2 (en) * 2007-02-23 2009-10-06 Toda Kogyo Corporation Black magnetic iron oxide particles having a specific dissolution of sulfur element
US9182406B2 (en) 2008-08-04 2015-11-10 Biodesy, Inc. Nonlinear optical detection of molecules comprising an unnatural amino acid possessing a hyperpolarizability
WO2012129347A1 (en) 2011-03-21 2012-09-27 Biodesy, Llc Classification of kinase inhibitors using nonlinear optical techniques
CN102253617A (zh) * 2011-06-21 2011-11-23 天津市中环天佳电子有限公司 磁性防伪墨粉
EP3237906B8 (en) 2014-12-23 2020-10-28 Bluelight Therapeutics, Inc. Attachment of proteins to interfaces for use in nonlinear optical detection
JP2018128649A (ja) 2017-02-10 2018-08-16 パウダーテック株式会社 電子写真現像剤用磁性芯材、電子写真現像剤用キャリア及び現像剤
JP6865056B2 (ja) * 2017-02-10 2021-04-28 パウダーテック株式会社 電子写真現像剤用磁性芯材、電子写真現像剤用キャリア及び現像剤

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972104A (ja) * 1982-10-19 1984-04-24 Toshiba Corp 磁性体粉末
JPS61155223A (ja) * 1984-12-27 1986-07-14 Toda Kogyo Corp 球型を呈したマグネタイト粒子粉末及びその製造法
US4822708A (en) * 1986-08-01 1989-04-18 Minolta Camera Kabushiki Kaisha Carrier for use in developing device of electrostatic latent image and production thereof
US5356712A (en) * 1991-09-13 1994-10-18 Mitsui Mining & Smelting Co., Ltd. Magnetite particles
US5599627A (en) * 1993-10-08 1997-02-04 Toda Kogyo Corporation Magnetic particles comprising magnetite core and process for producing the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010020749A (ko) * 1999-04-16 2001-03-15 토다 고교 가부시끼가이샤 자성 토너용 흑색 산화철 자성 입자 및 그의 제조방법
KR100335288B1 (ko) * 1999-10-25 2002-05-03 유현식 에틸벤젠 투입방법의 개선에 따른 조 스티렌 모노머 제조 공정

Also Published As

Publication number Publication date
KR100407242B1 (ko) 2004-04-13
US5652060A (en) 1997-07-29
JP3551220B2 (ja) 2004-08-04
EP0750233B1 (en) 2002-09-25
EP0750233A1 (en) 1996-12-27
DE69623864D1 (de) 2002-10-31
JPH0959025A (ja) 1997-03-04
DE69623864T2 (de) 2003-08-07

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
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