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ACNA Chimica Organica SpA
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ACNA Chimica Organica SpA
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Publication date
Application filed by ACNA Chimica Organica SpAfiledCriticalACNA Chimica Organica SpA
Publication of FR2259139A1publicationCriticalpatent/FR2259139A1/fr
Application grantedgrantedCritical
Publication of FR2259139B1publicationCriticalpatent/FR2259139B1/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
C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
C09B35/02—Disazo dyes
C09B35/039—Disazo dyes characterised by the tetrazo component
C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—
C09B35/32—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O— from two different coupling components
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Organic Chemistry
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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