| abstract |
The present invention relates to a process for dyeing polyester or polyester-containing textile materials at pH 8 to pH 11, characterized in that one or more monoazo dyestuffs of the general formula Il radical of the general formula II <IMAGE> (II) or 5,6-dichlorobenzothiazol-2-yl 6,7-dichlorobenzothiazol-2-yl 6-chlorobenzothiazol-2-yl 5-nitrobenzothiazol-2-yl 6-nitrobenzothiazol-2-yl 6-methylsulphonylbenzothiazol-2-yl or 5-nitrobenzoisothiazol-3-yl and x1, x2, x3, x4, y1, y2, y3, r1, r2 and r3 are as defined in claim 1, are employed. |