FR867413A - Improvements in color photography and color development processes - Google Patents

Improvements in color photography and color development processes

Info

Publication number
FR867413A
FR867413A FR867413DA FR867413A FR 867413 A FR867413 A FR 867413A FR 867413D A FR867413D A FR 867413DA FR 867413 A FR867413 A FR 867413A
Authority
FR
France
Prior art keywords
color
development processes
photography
color development
color photography
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
Other languages
French (fr)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR867413A publication Critical patent/FR867413A/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
    • G03C7/36—Couplers containing compounds with active methylene groups

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)
  • Color Printing (AREA)
  • Cosmetics (AREA)
  • Detergent Compositions (AREA)
FR867413D 1939-02-28 1940-02-27 Improvements in color photography and color development processes Expired FR867413A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB656939A GB525765A (en) 1939-02-28 1939-02-28 Improvements in and relating to colour forming developers and processes of colour development

Publications (1)

Publication Number Publication Date
FR867413A true FR867413A (en) 1941-10-27

Family

ID=9816889

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867413D Expired FR867413A (en) 1939-02-28 1940-02-27 Improvements in color photography and color development processes

Country Status (2)

Country Link
FR (1) FR867413A (en)
GB (3) GB525765A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE744265C (en) * 1941-06-30 1944-01-17 Ig Farbenindustrie Ag Process for producing color photographic images by color development
US2552355A (en) * 1947-08-06 1951-05-08 Gen Aniline & Film Corp Diazotype layers having organic esters and nitriles containing an active methylene group as azo components

Also Published As

Publication number Publication date
GB525875A (en) 1940-09-05
GB525874A (en) 1940-09-05
GB525765A (en) 1940-09-04

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