WATER-INSOLUBLE MONOAZO DYES, THEIR PRODUCTION AND THEIR USE FOR DYEING AND PRINTING

Monoazo dyes containing no acid water-solubilising groups, which monoazo dyes are of the formula (I) wherein R1 and R2 independently of one another represent hydrogen, alkyl having 1 to 5 carbon atoms, cycloalkyl, alkoxy or aryl, halogen or nitro, and X and X' independently of one another repre...

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Bibliographische Detailangaben
Hauptverfasser: LIECHTI, HANS W, BURDESKA, KURT
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:Monoazo dyes containing no acid water-solubilising groups, which monoazo dyes are of the formula (I) wherein R1 and R2 independently of one another represent hydrogen, alkyl having 1 to 5 carbon atoms, cycloalkyl, alkoxy or aryl, halogen or nitro, and X and X' independently of one another represent oxygen or sulphur.