DE69032762D1 - Entwickler für die Entwicklung elektrostatischer Bilder - Google Patents

Entwickler für die Entwicklung elektrostatischer Bilder

Info

Publication number
DE69032762D1
DE69032762D1 DE69032762T DE69032762T DE69032762D1 DE 69032762 D1 DE69032762 D1 DE 69032762D1 DE 69032762 T DE69032762 T DE 69032762T DE 69032762 T DE69032762 T DE 69032762T DE 69032762 D1 DE69032762 D1 DE 69032762D1
Authority
DE
Germany
Prior art keywords
charged
developer
developing
contact
electrostatic image
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
DE69032762T
Other languages
English (en)
Other versions
DE69032762T2 (de
Inventor
Manabu Ohno
Hisayuki Ochi
Tetsuhito Kuwashima
Hiroyuki Suematsu
Eiichi Imai
Tsuyoshi Takiguchi
Koichi Tomiyama
Tsutomu Kukimoto
Hiroshi Yusa
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69032762D1 publication Critical patent/DE69032762D1/de
Publication of DE69032762T2 publication Critical patent/DE69032762T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G9/0819—Developers with toner particles characterised by the dimensions of the particles
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/02—Sensitising, i.e. laying-down a uniform charge
    • G03G13/025—Sensitising, i.e. laying-down a uniform charge by contact, friction or induction
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/06—Developing
    • G03G13/08—Developing using a solid developer, e.g. powder developer
    • G03G13/09—Developing using a solid developer, e.g. powder developer using magnetic brush
    • 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
    • G03G9/0821—Developers with toner particles characterised by physical parameters
    • 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
    • G03G9/087—Binders for toner particles
    • G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/08726—Polymers of unsaturated acids or derivatives thereof
    • 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
    • G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/08726—Polymers of unsaturated acids or derivatives thereof
    • G03G9/08733—Polymers of unsaturated polycarboxylic acids
    • 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
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09708—Inorganic compounds
    • G03G9/09716—Inorganic compounds treated with organic compounds
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/02—Arrangements for laying down a uniform charge
    • G03G2215/021—Arrangements for laying down a uniform charge by contact, friction or induction
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/18—Cartridge systems
    • G03G2221/183—Process cartridge
    • 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
    • G03G9/08795—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by their chemical properties, e.g. acidity, molecular weight, sensitivity to reactants
DE69032762T 1989-07-28 1990-07-27 Entwickler für die Entwicklung elektrostatischer Bilder Expired - Fee Related DE69032762T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP19402689 1989-07-28
JP19401689 1989-07-28
JP19402889 1989-07-28
JP19401589 1989-07-28
JP33129989 1989-12-22

Publications (2)

Publication Number Publication Date
DE69032762D1 true DE69032762D1 (de) 1998-12-17
DE69032762T2 DE69032762T2 (de) 1999-05-20

Family

ID=27529085

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69020974T Expired - Fee Related DE69020974T2 (de) 1989-07-28 1990-07-27 Bilderzeugungsgerät.
DE69032762T Expired - Fee Related DE69032762T2 (de) 1989-07-28 1990-07-27 Entwickler für die Entwicklung elektrostatischer Bilder

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69020974T Expired - Fee Related DE69020974T2 (de) 1989-07-28 1990-07-27 Bilderzeugungsgerät.

Country Status (8)

Country Link
US (3) US5307122A (de)
EP (2) EP0410482B1 (de)
JP (1) JP2810508B2 (de)
AT (2) ATE125372T1 (de)
DE (2) DE69020974T2 (de)
ES (2) ES2074499T3 (de)
HK (2) HK150396A (de)
SG (1) SG48355A1 (de)

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US5262267A (en) * 1989-04-26 1993-11-16 Canon Kabushiki Kaisha Magnetic developer, image forming method and image forming apparatus
US5137796A (en) * 1989-04-26 1992-08-11 Canon Kabushiki Kaisha Magnetic developer, comprising spherical particles magnetic
US5055879A (en) * 1989-06-02 1991-10-08 Compaq Computer Corporation Apparatus for ozoneless efficient charging of a photoreceptive drum in an electrophotographic printer
JP2737000B2 (ja) * 1989-06-19 1998-04-08 キヤノン株式会社 トナーキット
US5307122A (en) * 1989-07-28 1994-04-26 Canon Kabushiki Kaisha Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images
US5210617A (en) * 1989-07-28 1993-05-11 Canon Kabushiki Kaisha Developer for developing electrostatic images and image forming apparatus
US5139914A (en) * 1989-07-28 1992-08-18 Canon Kabushiki Kaisha Developer for developing electrostatic images and image forming apparatus

Also Published As

Publication number Publication date
JP2810508B2 (ja) 1998-10-15
ES2125298T3 (es) 1999-03-01
EP0592018A2 (de) 1994-04-13
ATE125372T1 (de) 1995-08-15
EP0410482A3 (en) 1992-06-17
US5534981A (en) 1996-07-09
EP0592018B1 (de) 1998-11-11
ATE173343T1 (de) 1998-11-15
ES2074499T3 (es) 1995-09-16
EP0410482B1 (de) 1995-07-19
DE69032762T2 (de) 1999-05-20
SG48355A1 (en) 1998-04-17
EP0592018A3 (de) 1994-10-26
EP0410482A2 (de) 1991-01-30
JPH04143775A (ja) 1992-05-18
US5802428A (en) 1998-09-01
DE69020974D1 (de) 1995-08-24
DE69020974T2 (de) 1995-12-14
HK1004238A1 (en) 1998-11-20
US5307122A (en) 1994-04-26
HK150396A (en) 1996-08-16

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