Resolin Scarlet 3GL

Preparation

2-Chloro-4-nitrobenzenamine diazo, and N-(2-cyanoethyl)-N-(2-acetoxyethyl)benzeneamine?coupling.

Properties and Applications

Brilliant yellow red.Purple powder. In dye bath of copper, iron ion in light of the impact is not big. The alkali stability, suitable for pH value for 7. This stain with dyeing of high temperature and high pressure, suitable for dyed dark, dye deep bath ratio shoulds not be too big. Melt method dyeing can get very deep colour and lustre. The color with vinegar fiber with polyester similar, three vinegar fiber with yellow light. Red dye acrylic 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.