Aniline diazo, and 3-Hydroxy-N-(4-methoxyphenyl)-2-naphthamide?coupling
Properties and Applications
Red light orange, colourful yellow orange. Orange powder. In the process of dyeing meet magnesium ions and iron ion not sensitive, calcium ions have sensitive phenomenon, copper ions sensitivity more serious. Dyeing appropriate pH value for 3 to 8. In dyeing and printing a when ability. The color red dye for orange, the fastness is better, especially with better color fastness to dry. Levelness general, coverage is bad, can apply to high temperature and high pressure dyeing and hot melt dyeing, hot melt dyeing appropriate temperature of 210 ~ 220 ℃, not suitable for the carrier dyeing. Two vinegar fiber, three vinegar fiber and polyamide fiber dyeing are not appropriate. In polyester fabric can be directly on printing, no
