DE60202390D1 - Träger für elektrophotographische Entwickler und Entwickler - Google Patents

Träger für elektrophotographische Entwickler und Entwickler

Info

Publication number
DE60202390D1
DE60202390D1 DE60202390T DE60202390T DE60202390D1 DE 60202390 D1 DE60202390 D1 DE 60202390D1 DE 60202390 T DE60202390 T DE 60202390T DE 60202390 T DE60202390 T DE 60202390T DE 60202390 D1 DE60202390 D1 DE 60202390D1
Authority
DE
Germany
Prior art keywords
developers
support
electrophotographic
electrophotographic developers
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 - Lifetime
Application number
DE60202390T
Other languages
English (en)
Other versions
DE60202390T2 (de
Inventor
Hiromichi Kobayashi
Tsuyoshi Itagoshi
Yasuhiko Kataoka
Yuju Sato
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.)
Powdertech Co Ltd
Original Assignee
Powdertech Co Ltd
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 Powdertech Co Ltd filed Critical Powdertech Co Ltd
Publication of DE60202390D1 publication Critical patent/DE60202390D1/de
Application granted granted Critical
Publication of DE60202390T2 publication Critical patent/DE60202390T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1075—Structural characteristics of the carrier particles, e.g. shape or 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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108—Ferrite carrier, e.g. magnetite
    • G03G9/1085—Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3
    • 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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/113—Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1131—Coating methods; Structure of coatings
    • 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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/113—Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1132—Macromolecular components of coatings
    • G03G9/1135—Macromolecular components of coatings obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/1136—Macromolecular components of coatings obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon atoms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Developing Agents For Electrophotography (AREA)
DE60202390T 2001-03-30 2002-03-25 Träger für elektrophotographische Entwickler und Entwickler Expired - Lifetime DE60202390T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001099812 2001-03-30
JP2001099812 2001-03-30

Publications (2)

Publication Number Publication Date
DE60202390D1 true DE60202390D1 (de) 2005-02-03
DE60202390T2 DE60202390T2 (de) 2006-06-22

Family

ID=18953313

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60202390T Expired - Lifetime DE60202390T2 (de) 2001-03-30 2002-03-25 Träger für elektrophotographische Entwickler und Entwickler

Country Status (3)

Country Link
US (1) US6627369B2 (de)
EP (1) EP1246025B1 (de)
DE (1) DE60202390T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3872024B2 (ja) * 2003-02-07 2007-01-24 パウダーテック株式会社 キャリア芯材、被覆キャリア、電子写真用二成分系現像剤および画像形成方法
JP2004341252A (ja) * 2003-05-15 2004-12-02 Ricoh Co Ltd 電子写真現像剤用キャリア、現像剤、現像装置及びプロセスカートリッジ
JP4087324B2 (ja) * 2003-10-10 2008-05-21 株式会社リコー 静電潜像現像剤用キャリア、現像剤、現像装置、現像剤容器、画像形成装置、現像方法及びプロセスカートリッジ
US20070020552A1 (en) * 2005-07-25 2007-01-25 Fuji Xerox Co., Ltd. Carrier and developer for electrostatic image development, and image formation method and apparatus
JP5074700B2 (ja) * 2006-03-30 2012-11-14 パウダーテック株式会社 電子写真用樹脂被覆フェライトキャリア及びその製造方法、並びに電子写真用現像剤
JP2008090055A (ja) * 2006-10-03 2008-04-17 Fuji Xerox Co Ltd 画像形成装置
JP5464639B2 (ja) * 2008-03-14 2014-04-09 パウダーテック株式会社 電子写真現像剤用樹脂充填型キャリア及び該樹脂充填型キャリアを用いた電子写真現像剤
JP5075885B2 (ja) * 2009-07-13 2012-11-21 シャープ株式会社 ２成分現像剤、現像装置、画像形成装置および画像形成方法
JP6864054B2 (ja) * 2019-09-26 2021-04-21 Ｄｏｗａエレクトロニクス株式会社 キャリア芯材並びにこれを用いた電子写真現像用キャリア及び電子写真用現像剤

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984001837A1 (en) 1982-11-08 1984-05-10 Eastman Kodak Co Electrographic developer composition and method for using the same
JPS59104663A (ja) 1982-12-08 1984-06-16 Konishiroku Photo Ind Co Ltd 静電荷像現像用キヤリア
JP2560085B2 (ja) * 1988-07-22 1996-12-04 花王株式会社 静電荷像現像用現像剤
DE69025285T2 (de) 1989-11-28 1996-10-02 Tomoegawa Paper Mfg Co Ltd Entwicklerzusammensetzung für Elektrophotographie
JPH043868A (ja) 1990-04-19 1992-01-08 Sanyo Electric Co Ltd 製氷機の運転制御装置
JP3005120B2 (ja) 1992-07-28 2000-01-31 キヤノン株式会社 電子写真用キャリア
JPH06332237A (ja) 1993-05-21 1994-12-02 Canon Inc 二成分現像剤
JPH07175264A (ja) 1993-12-17 1995-07-14 Ricoh Co Ltd 電子写真用現像剤
JP3021260B2 (ja) 1993-12-20 2000-03-15 キヤノン株式会社 静電荷像現像用現像剤及び画像形成方法
JP3636535B2 (ja) * 1996-03-14 2005-04-06 コニカミノルタビジネステクノロジーズ株式会社 現像方法
EP1037118B1 (de) * 1999-03-15 2006-08-23 Canon Kabushiki Kaisha Harzbeschichteter Träger, Entwickler vom Zweikomponententyp und Bilderzeugungsverfahren
JP4251468B2 (ja) 1999-07-15 2009-04-08 株式会社リコー 二成分現像剤および画像形成装置

Also Published As

Publication number Publication date
US6627369B2 (en) 2003-09-30
EP1246025B1 (de) 2004-12-29
US20020177061A1 (en) 2002-11-28
DE60202390T2 (de) 2006-06-22
EP1246025A1 (de) 2002-10-02

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition