| abstract |
Dye mixtures comprising at least one dye of formula (1) and at least one dye of formula (2) are suitable for dyeing or printing cellulose fiber materials with good build up behavior and produce a dark color dye with good fastness.n n n Formula 1n n n n n n n n Formula 2n n n n n n n n In Chemical Formulas 1 and 2 above,n n n R 1 , R 2 , (R 3 ) 0-3 , (R 4 ) 0-3 , D 1 , D 2 , Y 1 and Y 2 are as defined herein and in claim 1. |