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Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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Filing date
Publication date
Application filed by Kodak Pathe SAfiledCriticalKodak Pathe SA
Application grantedgrantedCritical
Publication of FR48226EpublicationCriticalpatent/FR48226E/en
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
C09B23/10—The polymethine chain containing an even number of >CH- groups
C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR48226D1936-04-301936-04-30
New coloring materials which can be used, in particular as photographic sensitizers and their preparation processes
ExpiredFR48226E
(en)
Processes for the production of dyes, in particular photographic sensitizing dyes, and compounds for the preparation of such dyes, and dyes resulting therefrom