The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 17, 1996
Filed:
May. 02, 1995
Werner H Russ, Florsheim, DE;
Kurt Hussong, Bad Soden, DE;
Karl Krieger, Hunstetten, DE;
Uwe Mrotzeck, Kelkheim, DE;
Hoechst AG, , DE;
Abstract
Mixtures of fiber-reactive dyes in brilliant orange to red shades comprise one or more disazo dyes of the formula ##STR1## and one or more monoazo dyes of the formula ##STR2## in which: D.sup.1 D.sup.2 and D.sup.3, which are identical to or different from one another, are phenyl or 2-naphthol substituted by vinylsulfone, vinylsulfone, M is hydrogen or an alkali metal, m, n and p are zero or 1, X is chlorine, fluorine, hydroxy, cyanoamino or lower alkylamino, with W being a 2-chloro- or 2-fluoro-s-triazin-6-yl radical which is substituted in position 4 by chlorine, hydroxy, phenoxy, morpholino or by a radical corresponding to one of the definitions of D.sup.1 or by a phenyl radical, which may be substituted by sulfo, carboxy, methyl, ethyl, methoxy, ethoxy and/or hydroxy, or D.sup.3 and W are as further described in the specification.