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  • 4 factors to consider when choosing dyes

    2021-08-13

    4 factors to consider when choosing dyes1.Select dyes according to the cost of dyes: When choosing dyes, not only must consider the shade and fastness, but also consider the cost of dyes and the auxiliary agents used, and the source of goods.2. Select dyes according to the mechanical properties of d Read More

  • 10 mistakes often made with reactive dyes!

    2021-07-16

    10 mistakes often made with reactive dyes!1. Why is it required to use a small amount of cold water to adjust the slurry and the temperature of the compound should not be too high?(1) Use a small amount of cold water to adjust the slurry first. The purpose is to make the dye easy to fully wet out. I Read More

  • The structure of reactive dye molecules can affect wet rubbing fastness

    2021-02-15

    The structure of reactive dye molecules can affect wet rubbing fastnessl. Water solubility of dyes  The more water-soluble groups contained on the reactive dye molecule, the more favorable it is for the dissolution and uptake of the dye during the dyeing process, and of course the washing of floatin Read More

  • What are the characteristics of reactive dyes?

    2021-02-12

    What are the characteristics of reactive dyes?What we often call reactive dyes is also called reactive dyes. It is a type of dyes that react with fibers during dyeing. Reactive dyes are a new type of dyes, including two main components: the parent dye and the reactive group. , The group that can rea Read More

  • The solution degree of reactive dyes is related to alkaline agents

    2021-02-08

    The solution degree of reactive dyes is related to alkaline agentsWhen the alkali agent is added, the β-ethylsulfone sulfate of the reactive dye will undergo an elimination reaction to form its real vinyl sulfone, which is very soluble in genes. Since the elimination reaction requires very few alkal Read More

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