Scouring of Cotton and Blends
Discountinuous method Continuous method
VINAPOL SRD 0.3 – 2 ml/l 1.5-6 ml/kg
Caustic Soda 48 oBe 3 – 9 ml/l 20-60 ml/kg
Liquor ratio 1:5 – 1:10
Liquor temperature 90-95 oC 20-30 oC
Pickup 80-100%
Time 30-60 min 10-20 min
Steaming 98-105 oC
Stain removal
Removal of graphite, iron and mineral oil stains from man-made fibres
Treat the soiled goods on the padding machine as follows:
Impregnate at 20-30 oC (pick up 80-90%) with 5-15 g/l VINAPOL SRD, possibly
with an addition of 1-2 g/l oxalic acid
Roll up or plait down and batch over night at room temperature – wash off on the
open width washing machine.
1st compartment water 50 – 60 oC
2nd compartment 1 g/l VINAPOL SRD
2 g/l soda ash 60 – 95 oC
3rd compartment 2 g/l soda ash 60 – 95 oC
4th compartment water 40 – 50 oC
5th compartment water Colds