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Sandoz AG
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Sandoz AG
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Application grantedgrantedCritical
Publication of FR1112780ApublicationCriticalpatent/FR1112780A/fr
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
C09B45/00—Complex metal compounds of azo dyes
C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
C09B45/24—Disazo or polyazo compounds
C09B45/28—Disazo or polyazo compounds containing copper
C—CHEMISTRY; METALLURGY
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
C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
C09B31/02—Disazo dyes
C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups
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FR1112780D1953-08-271954-08-24Colorants poly-azoïques ainsi que leurs complexes métalliques et procédé de préparation de ces composés
ExpiredFR1112780A
(fr)
Nouveaux colorants disazoïques, composés métallifères complexes de ces colorants disazoïques, procédé de préparation de ces colorants, et leurs emplois