DE69125220T2 - Elektrophotographischer Entwickler - Google Patents

Elektrophotographischer Entwickler

Info

Publication number
DE69125220T2
DE69125220T2 DE69125220T DE69125220T DE69125220T2 DE 69125220 T2 DE69125220 T2 DE 69125220T2 DE 69125220 T DE69125220 T DE 69125220T DE 69125220 T DE69125220 T DE 69125220T DE 69125220 T2 DE69125220 T2 DE 69125220T2
Authority
DE
Germany
Prior art keywords
electrophotographic developer
electrophotographic
developer
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
DE69125220T
Other languages
English (en)
Other versions
DE69125220D1 (de
Inventor
Tetsuya Nakano
Naruo Yabe
Masahide Inoue
Teruaki Teratani
Koichi Tsuyama
Seijiro Ishimaru
Yoshitake Shimizu
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.)
Kyocera Mita Industrial Co Ltd
Original Assignee
Mita Industrial 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
Priority claimed from JP2200298A external-priority patent/JP2604895B2/ja
Priority claimed from JP2200297A external-priority patent/JP2604894B2/ja
Application filed by Mita Industrial Co Ltd filed Critical Mita Industrial Co Ltd
Application granted granted Critical
Publication of DE69125220D1 publication Critical patent/DE69125220D1/de
Publication of DE69125220T2 publication Critical patent/DE69125220T2/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
    • G03G9/09—Colouring agents for 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
    • G03G9/0819—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
    • 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
    • G03G9/08706—Polymers of alkenyl-aromatic compounds
    • G03G9/08708—Copolymers of styrene
    • G03G9/08711—Copolymers of styrene with esters of acrylic or methacrylic acid
    • 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
    • G03G9/09—Colouring agents for toner particles
    • G03G9/0906—Organic dyes
    • G03G9/091—Azo dyes
    • 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
    • G03G9/1133—Macromolecular components of coatings obtained by reactions only involving carbon-to-carbon unsaturated bonds

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Developing Agents For Electrophotography (AREA)
DE69125220T 1990-07-26 1991-07-26 Elektrophotographischer Entwickler Expired - Fee Related DE69125220T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2200298A JP2604895B2 (ja) 1990-07-26 1990-07-26 電子写真用現像剤
JP2200297A JP2604894B2 (ja) 1990-07-26 1990-07-26 電子写真用現像剤

Publications (2)

Publication Number Publication Date
DE69125220D1 DE69125220D1 (de) 1997-04-24
DE69125220T2 true DE69125220T2 (de) 1997-10-16

Family

ID=26512086

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69132298T Expired - Fee Related DE69132298T2 (de) 1990-07-26 1991-07-26 Elektrophotographischer Entwickler
DE69125220T Expired - Fee Related DE69125220T2 (de) 1990-07-26 1991-07-26 Elektrophotographischer Entwickler

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69132298T Expired - Fee Related DE69132298T2 (de) 1990-07-26 1991-07-26 Elektrophotographischer Entwickler

Country Status (3)

Country Link
US (1) US5240804A (de)
EP (2) EP0469484B1 (de)
DE (2) DE69132298T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995001228A1 (en) * 1993-07-01 1995-01-12 Henkel Corporation Copolymers useful as printing vehicles

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042517A (en) * 1972-12-18 1977-08-16 Xerox Corporation Electrostatographic developer mixture containing a thermoset acrylic resin coated carrier
EP0059814B1 (de) * 1981-02-27 1986-03-19 Hodogaya Chemical Co., Ltd. Elektrophotographischer Toner
GB2105051B (en) * 1981-07-13 1985-02-27 Konishiroku Photo Ind Electrostatic image developer
JPS5988742A (ja) * 1982-11-12 1984-05-22 Konishiroku Photo Ind Co Ltd 熱ローラ定着用静電荷像現像用トナー
JPS5988749A (ja) * 1982-11-15 1984-05-22 Fuji Xerox Co Ltd 現像剤
JPS59200263A (ja) * 1983-04-28 1984-11-13 Kao Corp 電子写真用キヤリア材
JPS6059369A (ja) * 1983-09-13 1985-04-05 Konishiroku Photo Ind Co Ltd 静電荷像現像用キャリアの製造方法
US4965160A (en) * 1986-06-05 1990-10-23 Fuji Xerox Co., Ltd. Electrophotographic developer carrier particles coated with binder resin
US4954411A (en) * 1988-03-11 1990-09-04 Mita Industrial Co., Ltd. Static latent image development toner
US4912005A (en) * 1989-01-26 1990-03-27 Xerox Corporation Toner and developer compositions with conductive carrier components

Also Published As

Publication number Publication date
DE69132298T2 (de) 2001-02-22
EP0469484A2 (de) 1992-02-05
EP0751436B1 (de) 2000-07-05
DE69132298D1 (de) 2000-08-10
EP0469484A3 (en) 1992-03-18
EP0751436A2 (de) 1997-01-02
EP0751436A3 (de) 1997-05-28
EP0469484B1 (de) 1997-03-19
US5240804A (en) 1993-08-31
DE69125220D1 (de) 1997-04-24

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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