套用羊毛、腈綸、粘膠3種纖維，按照一定比例紡成白坯絨線，再用弱酸性染料、陽離子染料和直接染料採用適當的工藝“一浴一步”染色，就能生產出特殊風格的花色絨線。和條染多色混色（花色）絨線相比，該染色方法不需投資毛條染色設備，且生產路線短，花色翻新快，生產成本低，染色方法簡單。對於缺乏條染設備的絨線企業，採用花色絨線“一浴一步”染色工藝，可以開闢一條增加花色品種的新途徑。
By using wool, acrylic fiber and viscose in a determinate proportion to spin blankmelange, dyeing with weak acid dye, substantive dye, cation dye, in the way of "one-bath and one-Step", the wool melange with special style was produced. The virtue of the "one-bath and one-step" was that it need nothairlinedyeing equipment, and the product line was short, the cost was low. It was a simple dyeing technique. The wool melange company can increase new kind of products with the dyeing way of one-bath and one-step even if it had not hairline dyeing equipmant.
By using wool, acrylic fiber and viscose in a determinate proportion to spin blankmelange, dyeing with weak acid dye, substantive dye, cation dye, in the way of "one-bath and one-Step", the wool melange with special style was produced. The virtue of the "one-bath and one-step" was that it need nothairlinedyeing equipment, and the product line was short, the cost was low. It was a simple dyeing technique. The wool melange company can increase new kind of products with the dyeing way of one-bath and one-step even if it had not hairline dyeing equipmant.
