Polyester-cotton fabric one-bath one-step dyeing method

Dye used in the dyeing method is selected, the used dye system is excellent in compatibility, a pretreatment agent is added at the beginning of a dye vat, pretreatment of the polyester-cotton fabric can be completed before the polyester-cotton fabric is dyed, and after dyeing is completed, the polyester-cotton fabric is dyed in a one-bath one-step mode. Compared with a traditional polyester cotton dyeing method, the dyeing method has the advantages of being high in dyeing efficiency, uniform in dyeing, small in energy consumption, small in waste liquid discharge after dyeing and the like. 本公开涉及一种涤棉织物一浴一步染色方法，染色方法中所使用的染料进行了选择，所使用的染料体系的配伍性优良，在染缸开始即加入了前处理剂，在对涤棉织物进行染色前即能够完成涤棉织物的前处理，在染色完成后，对染色后的织物进行皂洗处理，所述染色方法的相较于传统涤棉染色方法而言，具有染色效率高、染色均匀、能耗少、染后废液排放少等优势。