BE442141A - - Google Patents

Info

Publication number
BE442141A
BE442141A BE442141DA BE442141A BE 442141 A BE442141 A BE 442141A BE 442141D A BE442141D A BE 442141DA BE 442141 A BE442141 A BE 442141A
Authority
BE
Belgium
Application number
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.)
Publication of BE442141A publication Critical patent/BE442141A/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32Colour coupling substances
    • G03C7/34Couplers containing phenols

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE442141D 1940-07-16 BE442141A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0067423 1940-07-16

Publications (1)

Publication Number Publication Date
BE442141A true BE442141A (de)

Family

ID=7196722

Family Applications (1)

Application Number Title Priority Date Filing Date
BE442141D BE442141A (de) 1940-07-16

Country Status (4)

Country Link
US (1) US2324832A (de)
BE (1) BE442141A (de)
CH (1) CH222821A (de)
FR (1) FR875392A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2367531A (en) * 1942-06-12 1945-01-16 Eastman Kodak Co Acylaminophenol photographic couplers
BE476362A (de) * 1947-03-13
GB987599A (de) * 1961-07-28
US3985565A (en) * 1974-07-12 1976-10-12 Eastman Kodak Company Photothermographic, composition using a phenolic leuco dye as a reducing agent

Also Published As

Publication number Publication date
US2324832A (en) 1943-07-20
CH222821A (de) 1942-08-15
FR875392A (fr) 1942-09-18

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