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IG Farbenindustrie AG
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IG Farbenindustrie AG
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G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
G03C1/08—Sensitivity-increasing substances
G03C1/10—Organic substances
G03C1/12—Methine and polymethine dyes
G03C1/14—Methine and polymethine dyes with an odd number of CH groups
G03C1/20—Methine and polymethine dyes with an odd number of CH groups with more than three CH groups
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Thiazole And Isothizaole Compounds
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FR731508D1931-02-191932-02-17Procédé pour sensibiliser des émulsions à halogénure d'argent, sensibles à la lumière, au rouge et à l'infra-rouge
ExpiredFR731508A
(fr)
Procédé de sensibilisation de couches d'émulsions à balogénure d'argent d'une grande sensibilité au rouge et d'une faible sensibilité au vert-bleu pour procédés photographiques soustractifs en plusieurs couleurs