What is printing and dyeing and what is printing and dyeing about

Printing and dyeing is also called dyeing and finishing.

It is a type of processing, but also a general term for pre-treatment, dyeing, printing, finishing, washing, etc.; Undergraduate dyeing and finishing is now incorporated into the light chemical engineering major; As early as 6,000 or 7,000 years ago in the Neolithic era, our ancestors were able to dye linen red with hematite powder.

Textile printing is the method of printing various colors of patterned designs on textiles, the traditional printing process includes: pattern design, pattern plate making, color paste modulation, printing pattern, post-treatment (steaming and washing) and other processes.

Application of printing and dyeing.

(1) The dye is made into a solution or dispersion of some medium, and the fibers are dyed by the use of physical, chemical, or physicochemical combinations produced between the dye and the fibers.

(2) Chemically making dye intermediates to produce pigments on fibers to give textiles a certain color.