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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Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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Publication date
Application filed by Imperial Chemical Industries LtdfiledCriticalImperial Chemical Industries Ltd
Application grantedgrantedCritical
Publication of FR843547ApublicationCriticalpatent/FR843547A/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—
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR843547D1937-09-161938-09-16Procédé de fabrication de nouveaux colorants azoïques
ExpiredFR843547A
(fr)