A PROCESS FOR INDIGO DYEING OF WOOL AND WOOL BLENDS

摘要

This invention relates to a process for indigo dyeing of wool and wool blends comprising the steps of subjecting the wool and wool blends to a step of pretreatment by impregnation with a shrink resistance agent, subjecting the pretreated wool and wool blend yarns to the step of indigo dyeing and post dyeing, said step of dyeing and post dyeing including a single step or a plurality of steps of impregnation of the pretreated wool and wool blends in a indigo dye bath followed each time by the step of oxidation.