Huntsman International LLC

Nathalie Stein

Gilles Sperissen

Marc Burglin

Mattia Perri

The present invention relates to aqueous inks comprising (A) at least one dye of the formula (1) wherein Ris C-Calkyl, or C-Calkyl interrupted by one or more oxygen atoms and/or &#x2014;COO&#x2014; groups, and R, R, Rand Reach independently of the others is hydrogen, C-Calkyl, chlorine, bromine, hydroxy or amino; (B) at least one dye of the formula (2) wherein Ris hydrogen, bromine, chlorine or cyano, Ris trifluoromethyl, bromine or chlorine, Ris hydrogen, methyl or acetylamino, Rand Reach independently of the other is C-Calkyl unsubstituted or substituted by cyano or by acyloxy, one of the C-Calkyl radicals Rand Ris substituted by cyano or by acyloxy; and (C) at least one dye of the formula (3) wherein Ris fluoro, trifluoromethyl, trifluoromethoxy, trifluoromethylsulfonyl or cyano, Rand Reach independently of the other represent hydrogen, C-Calkyl, C-Calkoxy, halogen, cyano, nitro, trifluoromethyl or &#x2014;CO&#x2014;OR, wherein Ris C-Calkyl unsubstituted or substituted by one or more C-Calkoxy, hydroxy, amino or halogen, and one of the radicals Rand Rdenotes hydrogen or CrC6alkyl unsubstituted or substituted by hydroxy, C-Cacyloxy, C-Calkoxy, C-Cacyloxy-C-Calkoxy or hydroxy-C-Calkoxy, and the other one of the radicals Rand Rdenotes C-Calkyl unsubstituted or substituted by phenoxy-C-Calkoxy, or phenyl that is unsubstituted or substituted by one or more substituents from the group C-Calkyl, C-Calkoxy and trifluoromethyl; and to an ink-jet printing process for printing semi-synthetic or synthetic hydrophobic textile fiber materials with the said aqueous inks, wherein the prints obtained have high temperature light fastness and at the same time a high color strength. 

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Porrentruy, France

Nathalie Stein