Disperse Red 54

Preparation

2-Chloro-4-nitrobenzenamine diazo, and N-cyanoethyl-N-methoxycarbonylethylaniline?coupling

Properties and Applications

Yellow red: purple powder: in dye bath of copper, iron ion in light of the impact is not big: the alkali stability. Appropriate pH value for 7, the dyeing with high temperature and high pressure method dyeing, suitable for dyed dark, dye deep bath ratio shoulds not be too big. Melt method dyeing can get very deep color: color fiber dyed two vinegar and polyester similar, three vinegar fiber with yellow color: dye acrylic red is dense, the dyeing rate is low, to dye the light color advisable: used for dyeing nylon red light is heavy, fastness is bad, less application.