Pretreatment of cotton fiber
Scouring bleaching, called the impurity content to get rid of the process of refining, the so-called "not pure material containing fruit gum, wax, cotton seed shell, minerals and weaving process used by the agent or slurry, etc., if not remove the impurity content, will directly lead to the problems in the subsequent dyeing process;If the final demand for light color fastens, you have to do the raw cotton bleaching action.
Products: LCF - 123
The dyeing process
Dyeing: just as its name implies dyeing to dye, but if you want to dye well, need to be able to make dye can be absorbed by the fiber and the uniform color of the dye as auxiliary.
Products: CL - 225
Soaping:
Through special interface active agent, emulsification and fixation of the fiber surface is not dye wash, if is not complete fiber adsorption of dye in fiber surface not to wash it, will affect the dyeing fastness.
Products: AW - 509
Solid color:
To dye and fiber together tightly, have to achieve the purpose of improving color fastness.Using cationic fixing agent and anionic dye combination principle.
Products: RFC - 525 / DRF - 512
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