Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
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Filing date
Publication date
Application filed by Ciba Geigy AGfiledCriticalCiba Geigy AG
Application grantedgrantedCritical
Publication of FR1021635ApublicationCriticalpatent/FR1021635A/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
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR1021635D1949-07-291950-07-07Nouveaux colorants azoïques cuprifères de la série du stilbène et un procédé pour leur fabrication
ExpiredFR1021635A
(fr)