Basic Blue 54

Preparation

2-Amino-3-methyl-6-methoxybenzothiazolium chloride?diazo, and N,N-dimethylaniline coupling, and then use dimethyl sulfate of quaternary ammonium salt.

Properties and Applications

bright blue. Blue-green powder. 20 ℃ in the solubility of water when for 10 g/L, solubility influence by temperature is very small. A bright blue dye acrylic, tungsten light in a red. 120 ℃ high temperature dyeing, colored light unchanged. The dye solution should not be boiling. Compatibility value is 1.5, the f value is 0.21. Mainly used in acrylic fiber, fiber and scattered the dyeing wool terylen article, can be directly printing and white.