FR1336966A - Improvements in color photography - Google Patents

Improvements in color photography

Info

Publication number
FR1336966A
FR1336966A FR909112A FR909112A FR1336966A FR 1336966 A FR1336966 A FR 1336966A FR 909112 A FR909112 A FR 909112A FR 909112 A FR909112 A FR 909112A FR 1336966 A FR1336966 A FR 1336966A
Authority
FR
France
Prior art keywords
color photography
photography
color
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
FR909112A
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.)
Ilford Imaging UK Ltd
Original Assignee
Ilford Ltd
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 claimed from GB3257361A external-priority patent/GB968461A/en
Application filed by Ilford Ltd filed Critical Ilford Ltd
Priority to FR909112A priority Critical patent/FR1336966A/en
Application granted granted Critical
Publication of FR1336966A publication Critical patent/FR1336966A/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
    • G03C7/333—Coloured coupling substances, e.g. for the correction of the coloured image
    • G03C7/3335—Coloured coupling substances, e.g. for the correction of the coloured image containing an azo chromophore
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
    • C07D231/52—Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa
    • 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
    • G03C7/333—Coloured coupling substances, e.g. for the correction of the coloured image
FR909112A 1961-09-11 1962-09-11 Improvements in color photography Expired FR1336966A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR909112A FR1336966A (en) 1961-09-11 1962-09-11 Improvements in color photography

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3257361A GB968461A (en) 1961-09-11 1961-09-11 Substituted pyrazolone derivatives and their use in colour photography
FR909112A FR1336966A (en) 1961-09-11 1962-09-11 Improvements in color photography

Publications (1)

Publication Number Publication Date
FR1336966A true FR1336966A (en) 1963-09-06

Family

ID=26197458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR909112A Expired FR1336966A (en) 1961-09-11 1962-09-11 Improvements in color photography

Country Status (1)

Country Link
FR (1) FR1336966A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0523641A1 (en) * 1991-07-15 1993-01-20 Eastman Kodak Company Arylidene pyrazolone coupler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0523641A1 (en) * 1991-07-15 1993-01-20 Eastman Kodak Company Arylidene pyrazolone coupler

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