CA1122840A - Electrophotographic imaging process - Google Patents

Electrophotographic imaging process

Info

Publication number
CA1122840A
CA1122840A CA296,394A CA296394A CA1122840A CA 1122840 A CA1122840 A CA 1122840A CA 296394 A CA296394 A CA 296394A CA 1122840 A CA1122840 A CA 1122840A
Authority
CA
Canada
Prior art keywords
black
formula
group
pigment
carbon atoms
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
Application number
CA296,394A
Other languages
English (en)
French (fr)
Inventor
Remy Jeanneret
Gunther Zwahlen
Christoph Frey
Georgios Zographos
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.)
BASF Schweiz AG
Original Assignee
Ciba Geigy Investments 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 Ciba Geigy Investments Ltd filed Critical Ciba Geigy Investments Ltd
Application granted granted Critical
Publication of CA1122840A publication Critical patent/CA1122840A/en
Expired 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
    • G03G9/0906—Organic dyes
    • G03G9/0918—Phthalocyanine dyes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G17/00—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process
    • G03G17/04—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process using photoelectrophoresis
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G17/00—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process
    • G03G17/08—Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process using an electrophoto-adhesive process, e.g. manifold imaging
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02—Charge-receiving layers
    • G03G5/04—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0664—Dyes
    • G03G5/0696—Phthalocyanines
    • 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
    • G03G9/0908—Anthracene dyes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Liquid Developers In Electrophotography (AREA)
  • Developing Agents For Electrophotography (AREA)
CA296,394A 1977-02-07 1978-02-07 Electrophotographic imaging process Expired CA1122840A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH145677A CH624494A5 (US06272168-20010807-M00014.png) 1977-02-07 1977-02-07
CH1456/77 1977-02-07

Publications (1)

Publication Number Publication Date
CA1122840A true CA1122840A (en) 1982-05-04

Family

ID=4210888

Family Applications (1)

Application Number Title Priority Date Filing Date
CA296,394A Expired CA1122840A (en) 1977-02-07 1978-02-07 Electrophotographic imaging process

Country Status (7)

Country Link
US (1) US4191566A (US06272168-20010807-M00014.png)
JP (1) JPS5398825A (US06272168-20010807-M00014.png)
CA (1) CA1122840A (US06272168-20010807-M00014.png)
CH (1) CH624494A5 (US06272168-20010807-M00014.png)
DE (1) DE2804669A1 (US06272168-20010807-M00014.png)
FR (1) FR2379841A1 (US06272168-20010807-M00014.png)
GB (3) GB1599682A (US06272168-20010807-M00014.png)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3019326C2 (de) * 1980-05-21 1983-03-03 Hoechst Ag, 6000 Frankfurt Elektrophotographisches Aufzeichnungsmaterial
DE3110954A1 (de) * 1981-03-20 1982-09-30 Basf Ag, 6700 Ludwigshafen Elektrophotographisches aufzeichnungsmaterial
DE3110953A1 (de) * 1981-03-20 1982-09-30 Basf Ag, 6700 Ludwigshafen Elektrophotografisches aufzeichnungsmaterial
DE3110958A1 (de) * 1981-03-20 1982-09-30 Basf Ag, 6700 Ludwigshafen Elektrophotographisches aufzeichnungsmaterial
US4427752A (en) 1981-05-08 1984-01-24 Ciba-Geigy Corporation Use of isoindoline pigments for photoelectrophoretic imaging
US4431721A (en) * 1981-06-29 1984-02-14 Ciba-Geigy Corporation Use of perylene pigments for photoelectrophoretic imaging
JPS6148859A (ja) * 1984-08-17 1986-03-10 Konishiroku Photo Ind Co Ltd 正帯電用感光体
DE3642856A1 (de) * 1986-12-16 1988-06-30 Basf Ag Isoindolin-metallkomplexe
EP0428214B1 (en) * 1989-11-13 1995-03-29 Agfa-Gevaert N.V. Electrophotographic recording material
DE4007618A1 (de) * 1990-03-10 1991-09-12 Langhals Heinz Perylenfarbstoffe als dokumentenechte toner fuer die elektrophotographie - verwendung in laserdruckern und xerox-kopiergeraeten
ES2056729B1 (es) * 1992-10-30 1995-03-01 Univ Madrid Procedimiento de preparacion de azaporfirinas sustituidas para aplicaciones como materiales moleculares organicos.

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB883789A (en) * 1956-11-14 1961-12-06 Agfa Ag Composite sheet materials for electrophotography
US3384566A (en) * 1964-07-23 1968-05-21 Xerox Corp Method of photoelectrophoretic imaging
US3384565A (en) * 1964-07-23 1968-05-21 Xerox Corp Process of photoelectrophoretic color imaging
FR1450843A (fr) * 1964-07-23 1966-06-24 Xerox Corp Dispositif et méthode de formation d'images
US3546085A (en) * 1967-01-30 1970-12-08 Xerox Corp Photoelectrophoretic imaging process and suspension
US3616393A (en) * 1969-01-02 1971-10-26 Xerox Corp Photoelectrophoretic imaging process employing a pigment having the formula r2n4s3
US3904407A (en) * 1970-12-01 1975-09-09 Xerox Corp Xerographic plate containing photoinjecting perylene pigments
US3877935A (en) * 1970-12-01 1975-04-15 Xerox Corp Novel xerographic plate containing photoinjecting polynuclear quinone pigments
US3737311A (en) * 1971-06-04 1973-06-05 Xerox Corp Electrostatic particle transfer imaging process
CA978790A (en) 1971-11-17 1975-12-02 John B. Wells Imaging compositions
US3825422A (en) * 1972-10-26 1974-07-23 Xerox Corp Imaging process
US3922169A (en) * 1973-03-05 1975-11-25 Xerox Corp Photoelectric and electrophotographic pigments comprising derivatives of condensed polycyclic aromatic hydrocarbon aldehydes
FR2251852A1 (en) * 1973-11-19 1975-06-13 Ciba Geigy Ag Photo-electrophoretic copying using sensitised pigment - of alpha-acyl-amino-anthraquinone type

Also Published As

Publication number Publication date
GB1599683A (en) 1981-10-07
US4191566A (en) 1980-03-04
GB1599682A (en) 1981-10-07
CH624494A5 (US06272168-20010807-M00014.png) 1981-07-31
DE2804669C2 (US06272168-20010807-M00014.png) 1987-12-23
GB1599681A (en) 1981-10-07
FR2379841B1 (US06272168-20010807-M00014.png) 1980-06-06
FR2379841A1 (fr) 1978-09-01
JPS5398825A (en) 1978-08-29
DE2804669A1 (de) 1978-08-10

Similar Documents

Publication Publication Date Title
US4012376A (en) Photosensitive colorant materials
US4146707A (en) Heterocyclic ethenyl or vinyl heterocyclic or aromatic compounds for migration imaging processes
US3442781A (en) Photoelectrophoretic and xerographic imaging processes employing triphenodioxazines as the electrically photosensitive component
US3560360A (en) Photoelectrophoretic imaging process using anthraquinones as the electrically photosensitive particles
US4175956A (en) Electrophotosensitive materials for migration imaging processes
GB2084605A (en) Phthalocyanine pigments
CA1122840A (en) Electrophotographic imaging process
US3852208A (en) Photoconductive toner composition
US4197120A (en) Electrophoretic migration imaging process
US3595771A (en) Method of removing accumulated charges in photoelectrophoretic imaging
US4331751A (en) Electrically photosensitive materials and elements for photoelectrophoretic imaging processes
US4142890A (en) Photosensitive trans-epindolidione pigment for migration imaging processes
US4282354A (en) Electrophoretic migration imaging process
US3658675A (en) Photoelectrophoretic imaging processes using bisazo pigments
US4209327A (en) Electrophotographic sensitive element with benzylamino carbazole charge transfer material
US4304908A (en) Methine colorant materials and the use thereof in electrophoretic migration imaging layers and processes
US4219614A (en) Electrophoretic migration imaging composition and process using same
US4047944A (en) Electrophoretic migration imaging process with neutral density bisazo pigments
CA1122459A (en) Sensitizer for electrophoretic migration imaging dispersions
US3721554A (en) Organic photoconductive materials formed by condensing photoconductive and dyestuff reactants
US4165984A (en) Electrophoretic migration imaging process
US3865587A (en) Electrophographic bichargeable materials and process
CA1079109A (en) Electrophoretic imaging process in which an electrically photosensitive colorant is subjected to an applied field
USRE30235E (en) Photosensitive colorant materials
US3485633A (en) Electrophoretic imaging process employing metallic lakes of fluorescein derivatives as the electrically photosensitive material

Legal Events

Date Code Title Description
MKEX Expiry