Method for improving washing fastness of dark polyester/cotton knitted fabric 1 , preferred (dispersed) dye, good fast dyeing rate is high, suitable for dyeing medium and dark; poor uniform dyeing is good, it is suitable to dye light color. Bath Towel,Beach Towel,Microfiber Sports Towel,Sports Towel Changshu Aijia Knitting Products , https://www.microfiber-lovejoy.com
2 , using caustic soda, insurance powder reduction cleaning to remove the floating surface of the fabric.
3 , drying temperature, dark control 100 - 110 °C suitable, 130 - 140 ° C , the fastness will drop 0.5 ~ l .
4 , using a predetermined type, to ensure that the size is stable, shrinking small, and then 120 °C low temperature shaping.
The above method enables the washing fastness to be 4 or more.