申请人:Chen Wen-Jang
公开号:US20090018317A1
公开(公告)日:2009-01-15
The present invention provides a reactive dyestuff with an alkylthio group and a β-sulfatoethylsulfone group, which is represented by formula (I),
wherein D, R, R
1
, R
2
, R
3
, R
4
, Q, x, and y are defined the same as the specification. The reactive dyestuffs of the present invention not only have characteristics of high solubility, high alkali solubility, and easily being washed off for dyeing cellulose fiber, but also are suitably applied in cold-pad-batch dyeing, continuous-dyeing, printing, and digital printing.
本发明提供了一种具有烷基硫基和β-磺酸乙基磺酰基的反应染料,其由公式(I)表示,其中D,R,R1,R2,R3,R4,Q,x和y的定义与说明书相同。本发明的反应染料不仅具有高溶解度,高碱溶解度,易于洗掉以染色纤维素纤维的特性,而且适用于冷垫批染色、连续染色、印刷和数字印刷。