申请人:Roentgen Georg
公开号:US20100159140A1
公开(公告)日:2010-06-24
Reactive dyes of formula
wherein
R
1
and R
2
independently of one another are hydrogen or unsubstituted or substituted C
1
-C
4
alkyl,
D is a radical of a diazo component of the formula
X
1
and X
2
independently of one another are halogen,
T is a fibre-reactive radical of the formula
(R
3
)
0-2
denotes from 0 to 2 identical or different substituents from the group halogen, C
1
-C
4
alkyl, C
1
-C
4
alkoxy and sulfo,
Z is vinyl or a —CH
2
—CH
2
—U radical and U is a group that is removable under alkaline conditions,
Q is a —CH(Hal)-CH
2
-Hal or —C(Hal)=CH
2
group,
Hal is halogen,
n is the number 0, 1 or 2, and
m and q are independently of one another the number 0 or 1,
are suitable for dyeing cellulosic or amide-group-containing fibre materials.
公式为:其中R1和R2独立地是氢或未取代或取代的C1-C4烷基,D是公式X1的重氮组分的基团,X1和X2独立地是卤素,T是公式(R3)0-2的纤维反应基团,表示来自卤素,C1-C4烷基,C1-C4烷氧基和磺酸基的0到2个相同或不同的取代基,Z是乙烯基或-CH2-CH2-U基团,U是在碱性条件下可去除的基团,Q是-CH(Hal)-CH2-Hal或-C(Hal)= CH2基团,Hal是卤素,n是数字0,1或2,而m和q独立地是数字0或1,适用于染色纤维素或含酰胺基的纤维材料。