FR889297A - Procédé perfectionné de préparation d'intermédiaires de colorants et de colorants sensibilisateurs pour les émulsions photographiques
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Procédé perfectionné de préparation d'intermédiaires de colorants et de colorants sensibilisateurs pour les émulsions photographiques
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Kodak Pathe SA
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Kodak Pathe SA
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C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
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Organic Chemistry
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FR889297D1940-08-211942-12-19Procédé perfectionné de préparation d'intermédiaires de colorants et de colorants sensibilisateurs pour les émulsions photographiques
ExpiredFR889297A
(fr)
Procédé de préparation de colorants carbocyanines et de sensibilisation d'émulsions photographiques à base d'halogénure d'argent à l'aide de ces colorants