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Reasons And Solutions of Color Spots In Reactive Dyeing Process(II)
3.Characteristic values of S, E, R and F of reactive dyes S value is direct, expressed by the adsorption value after adding salt; E value is the exhaustion value, which is expressed by the final exhaustion value after adding alkali agent; F value is the fixation value, which is expressed by the f...Read more -
Reasons And Solutions of Color Spots In Reactive Dyeing Process(I)
The characteristics of reactive dyes, S, E, R and F of dyes, the reaction mechanism of salt and alkali resistance of dyes with cellulose fiber and water. The main reasons of producing color spot and color flower were analyzed. The method to solve the problem of color spot and color flower in dyei...Read more -
Paper Dyeing
At present, the main dyestuffs used in the paper dyeing Market are liquid dyestuffs, which are generally used in the dyeing of cardboard and kraft linerboard, and some with bright colors are used in colored paper, with small single amount and high price. Most color paper generally use powder dyes...Read more