Polycyclic dyes

The present invention refers to a polycyclic dye of the formula (I) wherein each of R1, R2, R4 and R5, independently, is hydrogen, alkyl or alkoxy; R3 is hydrogen, alkyl, optionally substituted alkoxy or amino; and Y is a straight or branched chain C1-8 alkylene group, methods for its preparation an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HALL NIGEL, KENYON RONALD WYNFORD
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM DYEING OR PRINTING TEXTILES DYES FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR HETEROCYCLIC COMPOUNDS LAKES LAUNDERING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC CHEMISTRY ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS POLISHES TEXTILES TREATMENT OF TEXTILES OR THE LIKE
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Beschreibung
Zusammenfassung:	The present invention refers to a polycyclic dye of the formula (I) wherein each of R1, R2, R4 and R5, independently, is hydrogen, alkyl or alkoxy; R3 is hydrogen, alkyl, optionally substituted alkoxy or amino; and Y is a straight or branched chain C1-8 alkylene group, methods for its preparation and a method for coloring synthetic fiber material or fiber blend thereof using such polycyclic dye.