NATURAL DYEING METHOD USING PRE-TREATMENT PROCESS OF NATURAL DYE

摘要

PURPOSE: A natural dyeing method by pretreatment of natural dye is provided to form predetermined patterns and to improve fastness. CONSTITUTION: A natural dyeing method by pretreatment of natural dye comprises: a step of setting color dyes and mordant according to the kinds of natural dye; a step of preparing natural dye considering optimal condition of temperature, time and concentration; a step of forming predetermined pattern on knitted/woven fabric by mixing natural dye, mordant, and thickening agent; a step of printing the knitted/woven fabric on a printing board by hot wind; a step of fixing natural dye based on the concentration of the natural dye; and a step of applying predetermined temperature and pressure onto the knitted/woven fabric.