利用高锰酸钾在酸性介质中的氧化性能,对煮练后的棉织物分别采用浸漂和轧漂两种方式进行漂白,分析高锰酸钾漂白液的稳定性和影响漂白工艺的关键因素;
Taking advantages of oxidizability of potassium permanganate ( KMnO 4 ) in acid media , the scoured cotton fabric was bleached with potassium permanganate ( KMnO 4 ) using dipping and padding processes respectively .