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.)
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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 FR944706ApublicationCriticalpatent/FR944706A/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
C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
C09B33/18—Trisazo or higher polyazo dyes
C09B33/26—Tetrazo dyes of the type A->B->C->K<-D
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR944706D1946-04-121947-04-04Procédé de fabrication de colorants tétrakisazoïques, colorants conformes à ceux obtenus et leur emploi dans l'industrie
ExpiredFR944706A
(fr)