FR988445A - Process for preventing the crystallization of couplers in photographic emulsions and resulting products - Google Patents

Process for preventing the crystallization of couplers in photographic emulsions and resulting products

Info

Publication number
FR988445A
FR988445A FR988445DA FR988445A FR 988445 A FR988445 A FR 988445A FR 988445D A FR988445D A FR 988445DA FR 988445 A FR988445 A FR 988445A
Authority
FR
France
Prior art keywords
couplers
crystallization
preventing
resulting products
photographic emulsions
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 FR988445A publication Critical patent/FR988445A/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
    • G03C7/388—Processes for the incorporation in the emulsion of substances liberating photographically active agents or colour-coupling substances; Solvents therefor
    • G03C7/3885—Processes for the incorporation in the emulsion of substances liberating photographically active agents or colour-coupling substances; Solvents therefor characterised by the use of a specific solvent
FR988445D 1942-11-24 1947-08-07 Process for preventing the crystallization of couplers in photographic emulsions and resulting products Expired FR988445A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US466800A US2353262A (en) 1942-11-24 1942-11-24 Preventing crystallization of couplers

Publications (1)

Publication Number Publication Date
FR988445A true FR988445A (en) 1951-08-27

Family

ID=23853146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR988445D Expired FR988445A (en) 1942-11-24 1947-08-07 Process for preventing the crystallization of couplers in photographic emulsions and resulting products

Country Status (2)

Country Link
US (1) US2353262A (en)
FR (1) FR988445A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2577127A (en) * 1946-11-23 1951-12-04 Du Pont Photographic element with colloid layer containing color former and nonionic wettingagent
GB1297947A (en) * 1969-03-20 1972-11-29
GB1453057A (en) * 1973-02-26 1976-10-20 Agfa Gevaert Polymeric colour forming and competing couplers
DE2410914A1 (en) * 1974-03-07 1975-09-18 Agfa Gevaert Ag STORAGE PROCEDURES
US4373017A (en) * 1980-03-05 1983-02-08 Konishiroku Photo Industry Co., Ltd. Photosensitive compound and photosensitive material containing it
US4312996A (en) * 1980-12-29 1982-01-26 Schering Corporation Benzodiazepine intermediates
DD159572A1 (en) * 1981-06-10 1983-03-16 Dieter Plaschnick METHOD OF DISPERSING OELLOESIC PHOTOGRAPHIC SUPPLEMENTS
JPS6396656A (en) * 1986-10-13 1988-04-27 Konica Corp Silver halide photographic sensitive material having excellent color reproducibility
US4973535A (en) * 1987-09-21 1990-11-27 Eastman Kodak Company Photographic recording material comprising a dye image-forming coupler compound
GB9201235D0 (en) * 1992-01-21 1992-03-11 Kodak Ltd Improvements in dye stability
US5750323A (en) * 1995-08-31 1998-05-12 Eastman Kodak Company Solid particle dispersions for imaging elements

Also Published As

Publication number Publication date
US2353262A (en) 1944-07-11

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