What is discharge style of printing (Discharge Printing T Shirts)?
Discharge printing, also called Extract Printing, method of applying a design to dyed fabric. By printing a colour-destroying agent, such as chlorine or hydrosulfite. To bleach out a white or light pattern on the darker coloured ground.
Discharging is the process of removing dye (by destroying or altering the dye “chromophores”) with various chemicals or bleach. In fact, Often in pleasing patterns or designs through Shibori or Tie Dye methods, or by stamping, stenciling or block printing. Discharging can be incorporated into more complex designs with over-dyeing other colors or combined with painting, printing or stenciling with opaque Fabric Paints like Lumiere, Neopaque, and Setacolor. Discharging can also be used to “fix” dyeing mistakes. As a matter of fact, Discharging is one more way to make your own incredible unique fabrics for quilting or clothing.
As for, Fabrics discharge with different chemicals depending on the type of fabric. And what it was dyed with. Some dyes won’t discharge at all. Or only with very dangerous chemicals, which we don’t want to carry because of safety issues. Also, discharging rarely returns the fabric to its original color or white. Some blacks, for example, will only discharge to a nice reddish brown color, while others will go to a very pale tan.