申请人:Roentgen Georg
公开号:US20140173835A1
公开(公告)日:2014-06-26
Dye mixtures comprising at least one reactive dye of the formula (1) together with at least one reactive dye of the formula (2), wherein one of the radicals A and B denotes NH
2
, and the other one of the radicals A and B denotes OH, D is a benzene or naphthalene radical, R
1
is hydrogen, hydroxy, sulfo, C
1
-C
4
alkyl or C
1
-C
4
alkoxy unsubstituted or substituted in the alkyl moiety by hydroxy or by sulfato, R
2
is hydrogen, C
1
-C
4
alkyl, C
1
-C
4
alkoxy, C
2
-C
4
alkanoylamino or ureido, R
3
is C
1
-C
4
alkyl, (R
4
)
0-2
denotes 0 to 2 identical or different substituents selected from the group C
1
-C
4
alkyl, C
1
-C
4
alkoxy or sulfo, X1 is halogen, 3-carboxypyridin-1-yl or 3-carbamoylpyridin-1-yl, Y
1
, Y
2
, Y
3
, Y
4
and Y
5
are each independently of the other vinyl or a radical —CH
2
CH
2
—U and U is a group removable under alkaline conditions, h, k, l, m and n are each independently of the other the number 0, 1 or 2, and p and q are each independently of the other the number 0 or 1, are suitable for dyeing and printing cellulosic or nitrogen-containing fibre materials.