申请人:Huntsman International, LLC
公开号:US07887602B2
公开(公告)日:2011-02-15
Reactive dyes of formula
wherein the variables are defined herein.
B is an aliphatic bridging member,
R1 is C1-C4alkyl, halogen or an —SO2—Z radical,
R2 and R3 are each independently of the other C1-C4alkoxy,
R4, R5 and R6 are each independently of the others hydrogen or unsubstituted or substituted C1-C4alkyl,
k and q are each independently of the other the number 0 or 1,
p is the number 0, 1 or 2,
X1 and X2 are each independently of the other halogen, and
T is halogen, a non-fiber-reactive substituent or a fiber-reactive radical of formula
wherein
(R7)0-2 denotes from 0 to 2 identical or different substituents from the group halogen,
C1-C4alkyl, C1-C4alkoxy and sulfo,
Z is vinyl or a —CH2—CH2—U radical and U is a group that is removable under alkaline conditions,
Q is a —CH(Hal)-CH2-Hal or —C(Hal)=CH2 group and
Hal is halogen, or
T is a radical of formula
wherein
R1, R2, R3, R4, k, p and q each have the definitions given above, are suitable especially for dyeing cotton and yield dyeings having good all-round fastness properties.
本发明公式中的反应性染料,其中变量如下所定义:
B是脂肪族桥接成员,
R1是C1-C4烷基,卤素或—SO2—Z基团,
R2和R3各自独立地是C1-C4烷氧基,
R4、R5和R6各自独立地是氢或未取代或取代的C1-C4烷基,
k和q各自独立地是数字0或1,
p是数字0、1或2,
X1和X2各自独立地是卤素,
而T是下列公式的卤素、非纤维反应取代基或纤维反应基团:
其中(R7)0-2表示来自卤素、C1-C4烷基、C1-C4烷氧基和磺酸基团的0到2个相同或不同的取代基团,
Z是乙烯基或—CH2—CH2—U基团,U是在碱性条件下可移除的基团,
Q是—CH(Hal)-CH2-Hal或—C(Hal)=CH2基团,
Hal是卤素,
或T是下列公式的基团:
其中R1、R2、R3、R4、k、p和q均具有上述定义,特别适用于染色棉花,并产生具有良好综合牢度性能的染色。