申请人:Huntsman International LLC
公开号:US20140304926A1
公开(公告)日:2014-10-16
The present invention relates to dyes of formula (1), wherein each of the residues D
1
and D
2
represents a radical of formula (2), wherein Ar
1
represents the tetravalent radical of a carbocylic or heterocyclic aromatic compound, R
1
, R
2
and R
3
are each independently of the other hydrogen, C
1
-C
12
alkyl, C
1
-C
12
alkoxy, halogen, —OH, —CN, —NO
2
, —CF
3
, —SO
3
H, —NHCOR
4
, —COOR
5
, —CONR
6
R
7
, —SO
2
NR
8
R
9
, —NR
10
SO
2
R
11
, —SO
2
R
13
— or —ZCH
2
CH
2
Q, wherein Z is —O—, —SO
2
—, —NR
12
—, —CONH— or —NHCO—, Q represents —OH, C
1
-C
12
alkyl, —SO
2
R
13
—, —NHR
14
—, —OCH
2
CH
2
OH, —SO
2
CH
2
CH
2
OH or —NHCH
2
CH
2
OH, R
4
is C
1
-C
12
alkyl, R
5
, R
6
, R
7
, R
8
, R
9
, R
10
, R
12
, R
13
and R
14
are each independently of the others hydrogen or C
1
-C
12
alkyl, and R
11
is C
1
-C
12
2alkyl, with the proviso that at least one of the residues D
1
and D
2
is a radical of formula (2) wherein R
3
is —COOR
5
, —SO
2
NR
8
R
9
, —SO
2
R
13
— or —ZCH
2
CH
2
Q, dichromatic and trichromatic mixtures containing these dyes and the use of these dyes for dyeing or printing hydroxyl group-containing or nitrogen-containing fibre materials.