Acid fixing agent DS-390 is a condensate of high molecular aromatic sulfonic acid, which is suitable for fixing dyeing of nylon, wool, silk with acid dyes. It can obtain excellent washing fastness and printing effect to prevent white part of printing fabric from being stained on by dark color.
1/Never change the original color luster of dyeing fabric after color fixing
2/Excellent color fastness to washing, rinsing and perspiration as well sea water
3/The outstanding effect to prevent white part of printing fabric from being stained on by dark color.
Medium-light color：Acid color fixing agent DS-390 1-2%(owf)
Bath ratio 1：10-20 at 80℃ for 20min. Wash and dry
Medium-dark color ：Acid color fixing agent DS-390 2-3%(owf)
Bath ratio 1：10-20 at 80℃ for 20min, Wash and dry
Pad dyeing methods：Add 6-10g/L of DS-390 in container and pad for one minute at 60-80 ℃ after washing of dyed fabric