GB685061A - Improvements in or relating to the manufacture of photographic multi-colour images - Google Patents

Improvements in or relating to the manufacture of photographic multi-colour images

Info

Publication number
GB685061A
GB685061A GB31977/49A GB3197749A GB685061A GB 685061 A GB685061 A GB 685061A GB 31977/49 A GB31977/49 A GB 31977/49A GB 3197749 A GB3197749 A GB 3197749A GB 685061 A GB685061 A GB 685061A
Authority
GB
United Kingdom
Prior art keywords
hydroxy
acid
prepared
octadecenylsuccinamic
naphthoylamino
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
GB31977/49A
Other languages
English (en)
Inventor
Jacob Joseph Jennen
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
Priority to BE499957D priority Critical patent/BE499957A/xx
Application filed by Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Priority to GB31977/49A priority patent/GB685061A/en
Priority to US200491A priority patent/US2823998A/en
Priority to FR1138704D priority patent/FR1138704A/fr
Publication of GB685061A publication Critical patent/GB685061A/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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32—Colour coupling substances
    • G03C7/3231—Couplers containing an indazolone ring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB31977/49A 1949-12-13 1949-12-13 Improvements in or relating to the manufacture of photographic multi-colour images Expired GB685061A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE499957D BE499957A (xx) 1949-12-13
GB31977/49A GB685061A (en) 1949-12-13 1949-12-13 Improvements in or relating to the manufacture of photographic multi-colour images
US200491A US2823998A (en) 1949-12-13 1950-12-12 Process and material for producing photographic multi-color images
FR1138704D FR1138704A (fr) 1949-12-13 1950-12-13 Procédé pour la production d'images photographiques en couleurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31977/49A GB685061A (en) 1949-12-13 1949-12-13 Improvements in or relating to the manufacture of photographic multi-colour images

Publications (1)

Publication Number Publication Date
GB685061A true GB685061A (en) 1952-12-31

Family

ID=10331208

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31977/49A Expired GB685061A (en) 1949-12-13 1949-12-13 Improvements in or relating to the manufacture of photographic multi-colour images

Country Status (4)

Country Link
US (1) US2823998A (xx)
BE (1) BE499957A (xx)
FR (1) FR1138704A (xx)
GB (1) GB685061A (xx)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012884A (en) * 1956-12-31 1961-12-12 Gevaert Photo Prod Nv Production of colored photographic images
US3186840A (en) * 1958-12-11 1965-06-01 Agfa Ag Direct positive colored photographic elements containing dihydrazones and process for forming colored masks therefrom
US3245788A (en) * 1959-11-13 1966-04-12 Gevaert Photo Prod Nv Production of color photographic images

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE601938A (xx) * 1960-03-29
DE1130287B (de) * 1961-02-01 1962-05-24 Agfa Ag Verfahren zur Herstellung von farbenphotographischen Bildern nach dem Verfahren der farbigen Entwicklung und Material zur Durchfuehrung des Verfahrens
NL125600C (xx) * 1962-06-07
DE1922628A1 (de) * 1969-05-03 1970-11-05 Agfa Gevaert Ag Verbessertes farbphotographisches Material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2193931A (en) * 1936-03-24 1940-03-19 Bela Gaspar Process for producing multicolored photographic images
US2306410A (en) * 1936-07-07 1942-12-29 Eastman Kodak Co Color development
BE476358A (xx) * 1944-05-03
US2518739A (en) * 1947-07-03 1950-08-15 Eastman Kodak Co Method of masking photographic color images

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012884A (en) * 1956-12-31 1961-12-12 Gevaert Photo Prod Nv Production of colored photographic images
US3186840A (en) * 1958-12-11 1965-06-01 Agfa Ag Direct positive colored photographic elements containing dihydrazones and process for forming colored masks therefrom
US3245788A (en) * 1959-11-13 1966-04-12 Gevaert Photo Prod Nv Production of color photographic images
US3245787A (en) * 1959-11-13 1966-04-12 Gevaert Photo Prod Nv Production of color photographic images

Also Published As

Publication number Publication date
FR1138704A (fr) 1957-06-19
BE499957A (xx)
US2823998A (en) 1958-02-18

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