Disperse red 121

Properties and Applications

Yellow red.Red powder. Dye bath of iron ion in light of no effect. Dyeing appropriate pH value for 5 ~ 6, after dyeing and printing, high pH will reduce the amount to color. The color red dye for yellow, and the fastness is good, have higher sublimation fastness. Suitable for high temperature and high pressure and hot to dissolve and dyeing method. With the carrier the dyeing performance in general. Dye vinegar fiber, colored light and polyester similar, with only light color, three vinegar fiber dyed when fresh color, dyeing nylon 6 and nylon 66 colored light is blue, but can be dyed dark. In dye acrylic, colored light and polyester similar, but can only dye light color. In polyester/cotton fabric can be directly on printing, cannot be printing of the impression of the discharge.