Preparation process where fiber, yarn, or fabric is impregnated with a high concentration of caustic soda for a period of time under tension. The process swells the cotton substrate resulting in increased affinity for dye and luster.
Preparation process where fiber, yarn, or fabric is impregnated with a high concentration of caustic soda for a period of time under tension. The process swells the cotton substrate resulting in increased affinity for dye and luster.