ATE475910T1 - Harzgefüllter ferritträger für einen elektrofotografischen entwickler und elektrofotografischer entwickler mit dem ferritträger - Google Patents

Harzgefüllter ferritträger für einen elektrofotografischen entwickler und elektrofotografischer entwickler mit dem ferritträger

Info

Publication number
ATE475910T1
ATE475910T1 AT08003042T AT08003042T ATE475910T1 AT E475910 T1 ATE475910 T1 AT E475910T1 AT 08003042 T AT08003042 T AT 08003042T AT 08003042 T AT08003042 T AT 08003042T AT E475910 T1 ATE475910 T1 AT E475910T1
Authority
AT
Austria
Prior art keywords
electrophotographic developer
ferrite support
particle size
resin
resin filled
Prior art date
Application number
AT08003042T
Other languages
English (en)
Inventor
Hiromichi Kobayashi
Takao Sugiura
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
Application granted granted Critical
Publication of ATE475910T1 publication Critical patent/ATE475910T1/de

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
    • G03G9/113—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
    • 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

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)
AT08003042T 2007-02-20 2008-02-19 Harzgefüllter ferritträger für einen elektrofotografischen entwickler und elektrofotografischer entwickler mit dem ferritträger ATE475910T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007038845A JP5032147B2 (ja) 2007-02-20 2007-02-20 電子写真現像剤用樹脂充填型フェライトキャリア及び該フェライトキャリアを用いた電子写真現像剤

Publications (1)

Publication Number Publication Date
ATE475910T1 true ATE475910T1 (de) 2010-08-15

Family

ID=39400903

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08003042T ATE475910T1 (de) 2007-02-20 2008-02-19 Harzgefüllter ferritträger für einen elektrofotografischen entwickler und elektrofotografischer entwickler mit dem ferritträger

Country Status (5)

Country Link
US (1) US20080199800A1 (de)
EP (1) EP1962143B1 (de)
JP (1) JP5032147B2 (de)
AT (1) ATE475910T1 (de)
DE (1) DE602008001905D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5534312B2 (ja) * 2009-03-31 2014-06-25 パウダーテック株式会社 電子写真現像剤用樹脂充填型フェライトキャリア及び該フェライトキャリアを用いた電子写真現像剤
JP5522446B2 (ja) * 2010-01-28 2014-06-18 パウダーテック株式会社 電子写真現像剤用フェライトキャリア芯材、フェライトキャリア及び該フェライトキャリアを用いた電子写真現像剤
JP6163652B2 (ja) * 2012-01-13 2017-07-19 パウダーテック株式会社 電子写真現像剤用多孔質フェライト芯材、樹脂被覆フェライトキャリア及び該フェライトキャリアを用いた電子写真現像剤
JP6154993B2 (ja) * 2012-04-27 2017-06-28 Ｄｏｗａエレクトロニクス株式会社 電子写真現像剤用キャリア芯材の製造方法
JP5692766B1 (ja) * 2014-01-20 2015-04-01 パウダーテック株式会社 外殻構造を有するフェライト粒子を用いた電子写真現像剤用フェライトキャリア芯材及びフェライトキャリア、並びに該フェライトキャリアを用いた電子写真現像剤
JP5842300B2 (ja) 2014-03-31 2016-01-13 パウダーテック株式会社 電子写真現像剤用樹脂充填型フェライトキャリア及び該フェライトキャリアを用いた電子写真現像剤
US10409188B2 (en) * 2017-02-10 2019-09-10 Canon Kabushiki Kaisha Magnetic carrier, two-component developer, replenishing developer, and image forming method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3849182A (en) * 1969-06-19 1974-11-19 Xerox Corp Highly shape-classified oxidized low carbon hypereutectoid electrostatographic steel carrier particles
JPS5478137A (en) 1977-12-05 1979-06-22 Ricoh Co Ltd Carrier material for electrostatic developer
JPS5948774A (ja) 1982-09-13 1984-03-21 Nippon Teppun Kk 電子写真現像用キヤリヤ
JPH0540367A (ja) 1991-08-05 1993-02-19 Minolta Camera Co Ltd 静電潜像現像用キヤリア
JP3186362B2 (ja) * 1993-08-26 2001-07-11 花王株式会社 静電荷像現像剤の製造方法
JP3692709B2 (ja) * 1997-05-15 2005-09-07 東洋インキ製造株式会社 静電荷像現像用キャリア、静電荷像現像用現像剤及び静電荷像現像方法
US6528225B1 (en) * 1998-03-09 2003-03-04 Xerox Corporation Carrier
US5998076A (en) * 1998-03-09 1999-12-07 Xerox Corporation Carrier
US6464797B1 (en) * 1999-07-28 2002-10-15 Ricoh Company, Ltd. Method of separating electrophotographic carrier compositions and recycling the compositions
JP2002296846A (ja) * 2001-03-30 2002-10-09 Powdertech Co Ltd 電子写真現像剤用キャリア及び該キャリアを用いた現像剤
JP4001606B2 (ja) * 2005-05-31 2007-10-31 パウダーテック株式会社 樹脂充填型キャリア及び該キャリアを用いた電子写真現像剤
JP4001609B2 (ja) * 2005-08-25 2007-10-31 パウダーテック株式会社 電子写真現像剤用キャリア及び該キャリアを用いた電子写真現像剤

Also Published As

Publication number Publication date
EP1962143B1 (de) 2010-07-28
DE602008001905D1 (de) 2010-09-09
US20080199800A1 (en) 2008-08-21
EP1962143A1 (de) 2008-08-27
JP5032147B2 (ja) 2012-09-26
JP2008203476A (ja) 2008-09-04

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