Suede splits from cattle hide requires fine uniform nap, better fullness, consistent color and comfortable handle. This paper investigated the process of spray dyeing taking the place of drum dyeing to control dyeing wastewater from the source of the production.%黄牛二层绒面革要求绒毛细致均匀,革身丰满,色泽一致及手感舒适.本文探索了以喷染代替转鼓染色的生产工艺,从生产源头上控制染色污水的产生.
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