申请人:Everlight USA, Inc.
公开号:US07598357B1
公开(公告)日:2009-10-06
The present invention relates to a novel bis-reactive dye with N,N-dialkylamino bridge group, represented by the following formula (I):
wherein E1, E2, R, R1, R2, R3, R4, R5, R6, G, G′, B, B′, X, m, and n are defined the same as the specification. The bis-reactive dye of the present invention is suitable for exhaust dyeing, cold pad batch, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or polyamine fibers.
本发明涉及一种具有N,N-二烷基氨基桥基的新型双反应染料,表示为以下公式(I):
其中E1、E2、R、R1、R2、R3、R4、R5、R6、G、G'、B、B'、X、m和n的定义与规范相同。本发明的双反应染料适用于含有羟基或多胺纤维的废液染色、冷垫批量染色、连续染色、印花和数字喷印材料。