FR943670A - Improvements to chromogenic couplers - Google Patents

Improvements to chromogenic couplers

Info

Publication number
FR943670A
FR943670A FR943670DA FR943670A FR 943670 A FR943670 A FR 943670A FR 943670D A FR943670D A FR 943670DA FR 943670 A FR943670 A FR 943670A
Authority
FR
France
Prior art keywords
chromogenic couplers
chromogenic
couplers
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 FR943670A publication Critical patent/FR943670A/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
    • G03C7/3212—Couplers characterised by a group not in coupling site, e.g. ballast group, as far as the coupling rest is not specific
FR943670D 1943-10-30 1946-11-26 Improvements to chromogenic couplers Expired FR943670A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US508392A US2484477A (en) 1943-10-30 1943-10-30 Process for making color couplers

Publications (1)

Publication Number Publication Date
FR943670A true FR943670A (en) 1949-03-15

Family

ID=24022580

Family Applications (1)

Application Number Title Priority Date Filing Date
FR943670D Expired FR943670A (en) 1943-10-30 1946-11-26 Improvements to chromogenic couplers

Country Status (2)

Country Link
US (1) US2484477A (en)
FR (1) FR943670A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2722526A (en) * 1952-09-24 1955-11-01 American Cyanamid Co Trialkylphosphites as acid acceptors in the synthesis of amides
US4124396A (en) * 1977-03-03 1978-11-07 Eastman Kodak Company 2,5-Dicarbonylaminophenol dye-forming couplers
JPS5938577B2 (en) * 1979-05-07 1984-09-18 コニカ株式会社 Method of forming cyan dye image

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1663474A (en) * 1926-10-06 1928-03-20 Chem Ind Basel Vat dyestuffs of the anthraquinone series containing the triazine ring and process of making same
GB503752A (en) * 1936-07-07 1939-04-11 Kodak Ltd Process of colour photography

Also Published As

Publication number Publication date
US2484477A (en) 1949-10-11

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