meranji pitch dyeing modulo null of cloth

摘要

PROBLEM TO BE SOLVED: To provide a dyeing method capable of dyeing wool fabrics so as to present melange-toned color with deepness variation emphasized. SOLUTION: An ordinary wool fabric, or wool fabric made by weaving spun yarns comprising wool fibers subjected to shrinkproofing as both warps and wefts or at least part of one party thereof, is pretreated with an anionic auxiliary solution and then immersed in an anionic dye solution and dyed to partially suppress dye exhaustion. Alternatively, a wool fabric is pretreated with an anionic auxiliary solution and then immersed in a cationic dye solution and dyed, then washed with water to effect being partially deprived of the dye attached to the fabric.