FR851348A - Procédé de fabrication de colorants de cyanines acides et procédé pour leur emploi pour la sensibilisation d'émulsions photographiques
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Procédé de fabrication de colorants de cyanines acides et procédé pour leur emploi pour la sensibilisation d'émulsions photographiques
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IG Farbenindustrie AG
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IG Farbenindustrie AG
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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
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Organic Chemistry
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Plural Heterocyclic Compounds
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FR851348D1938-03-081939-03-08Procédé de fabrication de colorants de cyanines acides et procédé pour leur emploi pour la sensibilisation d'émulsions photographiques
ExpiredFR851348A
(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