GB867174A - Improvements in or relating to the photographic diffusion transfer process - Google Patents

Improvements in or relating to the photographic diffusion transfer process

Info

Publication number
GB867174A
GB867174A GB4003459A GB4003459A GB867174A GB 867174 A GB867174 A GB 867174A GB 4003459 A GB4003459 A GB 4003459A GB 4003459 A GB4003459 A GB 4003459A GB 867174 A GB867174 A GB 867174A
Authority
GB
United Kingdom
Prior art keywords
relating
transfer process
diffusion transfer
photographic diffusion
dihydropyrimidinethione
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
GB4003459A
Other languages
English (en)
Inventor
Gerard Michiel Sevens
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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 Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Publication of GB867174A publication Critical patent/GB867174A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
    • G03C8/24—Photosensitive materials characterised by the image-receiving section
    • G03C8/243—Toners for the silver image

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB4003459A 1958-12-15 1959-11-25 Improvements in or relating to the photographic diffusion transfer process Expired GB867174A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR781642A FR74652E (fr) 1958-12-15 1958-12-15 Procédé de transfert par diffusion pour l'obtention d'images photographiques positives directes

Publications (1)

Publication Number Publication Date
GB867174A true GB867174A (en) 1961-05-03

Family

ID=8709250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4003459A Expired GB867174A (en) 1958-12-15 1959-11-25 Improvements in or relating to the photographic diffusion transfer process

Country Status (3)

Country Link
BE (1) BE574756A (no)
FR (1) FR74652E (no)
GB (1) GB867174A (no)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3236642A (en) * 1960-09-24 1966-02-22 Agfa Ag Process for producing direct positives by the silver salt diffusion process
US3360368A (en) * 1961-07-06 1967-12-26 Gevaert Photo Prod Nv Silver complex diffusion transfer process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3236642A (en) * 1960-09-24 1966-02-22 Agfa Ag Process for producing direct positives by the silver salt diffusion process
US3360368A (en) * 1961-07-06 1967-12-26 Gevaert Photo Prod Nv Silver complex diffusion transfer process

Also Published As

Publication number Publication date
BE574756A (no)
FR74652E (fr) 1960-12-26

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