Acid Violet 54

Application Features

Blue-ray red in the sun, the product for red light purple to blue light purple, good levelness, discharge sex medium. Copper, iron ion in the dark, encounter chromium ion unchanged

The appearance is red powder. It is blue in concentrated sulfuric acid, turns into magenta after dilution, and precipitates; it is orange in concentrated nitric acid. The aqueous solution is magenta, and there is no change in hydrochloric acid or sodium hydroxide.

Mainly used for wool, tops, wool/stick blended fabric, polyamide fiber and its silk products dyeing and printing directly, also can used for leather color.

Use condition:

1. Mainly used for dyeing and direct printing of wool, tops, wool-blend fabrics, nylon and silk products, and also for leather coloring.

2. Wool dyeing should be carried out in a neutral or weakly acidic bath. The pH of the dyeing solution is 5-7, and the highest dyeing temperature is 80-95 °C. Silk staining should be carried out under weakly acidic or neutral conditions.

3. Blending of blended fabrics: When the wool is dyed with various fibers in the same bath, the apparent color depth of the nylon is close to that of the wool, the silk is lighter, the polyester and triacetate fibers are stained, and the diacetate fibers are not stained. When the substance is used, it can be dyed under the neutral condition in the same bath as the direct dye, and after fixing, fix the color with a fixing agent to improve the wet processing fastness.

4. Weak acid brilliant red 10B Wet handling fastness and fluff resistance are good, the color is bright and blue, similar to Qinglian, the strength is higher, the light color has poor light fastness, suitable for dyeing dark color, dyeing Light colors are generally replaced with other dyes.