GB1386019A - Electro-photographic copying methods - Google Patents

Electro-photographic copying methods

Info

Publication number
GB1386019A
GB1386019A GB2439272A GB2439272A GB1386019A GB 1386019 A GB1386019 A GB 1386019A GB 2439272 A GB2439272 A GB 2439272A GB 2439272 A GB2439272 A GB 2439272A GB 1386019 A GB1386019 A GB 1386019A
Authority
GB
United Kingdom
Prior art keywords
developed
colour
electrostatic image
face
reactant substance
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
GB2439272A
Other languages
English (en)
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of GB1386019A publication Critical patent/GB1386019A/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
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/01—Electrographic processes using a charge pattern for multicoloured copies
    • 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
    • G03G13/22—Processes involving a combination of more than one step according to groups G03G13/02 - G03G13/20
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G7/00—Selection of materials for use in image-receiving members, i.e. for reversal by physical contact; Manufacture 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
    • G03G9/09—Colouring agents for toner particles
    • G03G9/0926—Colouring agents for toner particles characterised by physical or chemical properties
    • 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
    • G03G9/0928—Compounds capable to generate colouring agents by chemical reaction

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB2439272A 1971-06-04 1972-05-24 Electro-photographic copying methods Expired GB1386019A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46038619A JPS5123180B1 (nl) 1971-06-04 1971-06-04

Publications (1)

Publication Number Publication Date
GB1386019A true GB1386019A (en) 1975-03-05

Family

ID=12530245

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2439272A Expired GB1386019A (en) 1971-06-04 1972-05-24 Electro-photographic copying methods

Country Status (5)

Country Link
US (1) US3840385A (nl)
JP (1) JPS5123180B1 (nl)
DE (1) DE2226292C3 (nl)
GB (1) GB1386019A (nl)
NL (1) NL169374C (nl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4915397A (nl) * 1972-05-17 1974-02-09
ES525892A0 (es) * 1982-09-24 1984-12-01 Coulter Systems Corp Un metodo para formar una copia impresa de un patron de imagen original
DK437483A (da) * 1982-09-24 1984-03-25 Coulter Systems Corp Trykkeplade til relieftryk og fremgangsmaade til dens fremstilling
US5087495A (en) * 1985-02-05 1992-02-11 Esselte Letraset Limited Assembly for use in a process for making selective transfers to xerographic images on sheet material
US4724026A (en) * 1985-02-05 1988-02-09 Omnicrom Systems Corporation Process for selective transfer of metallic foils to xerographic images
US4868049A (en) * 1985-02-05 1989-09-19 Omnicrom Systems Limited Selective metallic transfer foils for xerographic images
US4681828A (en) * 1986-09-02 1987-07-21 Eastman Kodak Company Method of chemical electrographic image amplification using chemically active toner particles
DE69308039T2 (de) * 1992-12-24 1997-08-28 Nocopi Tech Inc Latentbilddruckverfahren, vorrichtung und substrat
JPH10260585A (ja) * 1997-03-19 1998-09-29 Fujitsu Ltd 画像形成方法及び装置

Also Published As

Publication number Publication date
NL169374B (nl) 1982-02-01
US3840385A (en) 1974-10-08
NL7207427A (nl) 1972-12-06
DE2226292B2 (de) 1978-02-02
DE2226292C3 (de) 1978-09-28
JPS5123180B1 (nl) 1976-07-15
NL169374C (nl) 1982-07-01
DE2226292A1 (de) 1973-01-04

Similar Documents

Publication Publication Date Title
GB1494218A (en) Electrophotographic copier
ES413402A1 (es) Un procedimiento para la produccion de una copia a partir de un documento original.
GB1033419A (en) Electrophotographic and like recording processes
GB1442234A (en) Xerographic copying machines
GB1282808A (en) Apparatus for creating duplex reproductions by electrophotography
GB1403218A (en) Method and apparatus for electrostatic reproduction
GB1411448A (en) Control of electrostatic development apparatus
US3597082A (en) Uncopyable photochromic paper
GB1445143A (en) Electrophotographic toner transfer and fusing apparatus and method
GB1386019A (en) Electro-photographic copying methods
GB1449180A (en) Electrostatographic imaging apparatus
GB1459132A (en) Electrophotographic apparatus
GB1070861A (en) Production of images on electrophotographic material
US3615392A (en) Electrophotographic reproduction of originals containing both multicolor and line areas
GB1213824A (en) Photochemical electrostatic copying process
GB1495429A (en) Multiple development method and apparatus for electrophotographic copiers
GB1340947A (en) Electrophotographic process
EP0394871A3 (en) Apparatus for forming an image with a reversible thermosensitive medium
GB1455312A (en) Formation of copy images
GB1017682A (en) Improvements in xerography
GB1378798A (en) Methods of and apparatus for electrophotography
JPS5267640A (en) Method for developing charge latent image in electronic photography
JPS5412739A (en) Two color electrophotographic copying method
NL7205491A (en) Photo-conducting belt - for electro photographic copier
GB1202139A (en) Improvements in and relating to electrophotographic copying machines

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee