FR807776A - Developers for the production of color images by color development - Google Patents

Developers for the production of color images by color development

Info

Publication number
FR807776A
FR807776A FR807776DA FR807776A FR 807776 A FR807776 A FR 807776A FR 807776D A FR807776D A FR 807776DA FR 807776 A FR807776 A FR 807776A
Authority
FR
France
Prior art keywords
color
developers
production
images
development
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR807776A publication Critical patent/FR807776A/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
    • G03C7/38—Couplers containing compounds with active methylene groups in rings
    • G03C7/381—Heterocyclic compounds
    • G03C7/3815—Heterocyclic compounds with one heterocyclic ring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR807776D 1935-07-13 1936-07-01 Developers for the production of color images by color development Expired FR807776A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI0052797 1935-07-13

Publications (1)

Publication Number Publication Date
FR807776A true FR807776A (en) 1937-01-21

Family

ID=7193439

Family Applications (1)

Application Number Title Priority Date Filing Date
FR807776D Expired FR807776A (en) 1935-07-13 1936-07-01 Developers for the production of color images by color development

Country Status (4)

Country Link
US (1) US2124612A (en)
BE (1) BE416224A (en)
FR (1) FR807776A (en)
NL (1) NL44832C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE542229A (en) * 1954-10-22

Also Published As

Publication number Publication date
BE416224A (en)
NL44832C (en)
US2124612A (en) 1938-07-26

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