FR2331066A1 - Produit photographique donnant des images en couleurs et contenant des coupleurs formateurs de colorants a plusieurs equivalents
- Google Patents
Produit photographique donnant des images en couleurs et contenant des coupleurs formateurs de colorants a plusieurs equivalents
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.)
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.)
Eastman Kodak Co
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.)
Filing date
Publication date
Application filed by Eastman Kodak CofiledCriticalEastman Kodak Co
Publication of FR2331066A1publicationCriticalpatent/FR2331066A1/fr
Application grantedgrantedCritical
Publication of FR2331066B1publicationCriticalpatent/FR2331066B1/fr
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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR7616737A1975-06-051976-06-03Produit photographique donnant des images en couleurs et contenant des coupleurs formateurs de colorants a plusieurs equivalents
GrantedFR2331066A1
(fr)
Coupleur photographique liberant un groupement photographique utile, produit photographique contenant ce coupleur et procede de formation d'images en couleurs
Produit photographique utilisant un compose liberateur de colorant jaune azopyrazolone et son application a la photographie par diffusion-transfert en couleurs