BE792525A - Nouveaux coupleurs chromogenes et leur utilisation en photographie - Google Patents

Nouveaux coupleurs chromogenes et leur utilisation en photographie

Info

Publication number
BE792525A
BE792525A BE792525DA BE792525A BE 792525 A BE792525 A BE 792525A BE 792525D A BE792525D A BE 792525DA BE 792525 A BE792525 A BE 792525A
Authority
BE
Belgium
Prior art keywords
photography
new chromogenic
chromogenic couplers
couplers
new
Prior art date
Application number
Other languages
English (en)
Inventor
Ltd. Kodak
Original Assignee
Eastman Kodak Co
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 date
Publication of BE792525A publication Critical patent/BE792525A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE792525D 1971-12-10 Nouveaux coupleurs chromogenes et leur utilisation en photographie BE792525A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5761171A GB1398979A (en) 1971-12-10 1971-12-10 Pyrazolotriazole compounds

Publications (1)

Publication Number Publication Date
BE792525A true BE792525A (fr) 1973-06-08

Family

ID=10479593

Family Applications (1)

Application Number Title Priority Date Filing Date
BE792525D BE792525A (fr) 1971-12-10 Nouveaux coupleurs chromogenes et leur utilisation en photographie

Country Status (3)

Country Link
BE (1) BE792525A (fr)
FR (1) FR2162518B1 (fr)
GB (1) GB1398979A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8508756D0 (en) * 1985-04-03 1985-05-09 Kodak Ltd Synthesis of photographic couplers
US5645981A (en) * 1987-03-09 1997-07-08 Eastman Kodak Company Photographic silver halide materials and process comprising a pyrazolotriazole coupler
US4942118A (en) * 1987-03-09 1990-07-17 Eastman Kodak Company Photographic silver halide materials and process comprising a pyrazoloazole coupler
US4992361A (en) * 1987-03-09 1991-02-12 Eastman Kodak Company Photographic silver halide materials and process comprising a pyrazolotriazole coupler
US5183728A (en) * 1987-03-09 1993-02-02 Eastman Kodak Company Photographic silver halide materials and process comprising new pyrazoloazole couplers
US4959480A (en) * 1987-03-09 1990-09-25 Eastman Kodak Company Photographic silver halide materials and process comprising a pyrazoloazole coupler
EP0429098A1 (fr) 1987-03-09 1991-05-29 Eastman Kodak Company Matériaux photographiques à l'halogénure d'argent et procédé comprenant un coupleur pyrazoloazole
US4942117A (en) * 1988-03-21 1990-07-17 Eastman Kodak Company Photographic silver halide materials and process comprising a pyrazoloazole coupler
US4892805A (en) * 1988-10-31 1990-01-09 Eastman Kodak Company Photographic element and process
US4948722A (en) * 1988-10-31 1990-08-14 Eastman Kodak Company Photographic material and process comprising a pyrazoloazole dye-forming coupler
US5021325A (en) * 1989-12-19 1991-06-04 Eastman Kodak Company Photographic material and process comprising a pyrazolotriazole coupler

Also Published As

Publication number Publication date
GB1398979A (en) 1975-06-25
FR2162518B1 (fr) 1980-04-18
FR2162518A1 (fr) 1973-07-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: EASTMAN KODAK CY

Effective date: 19891231