Vinyl Sulfone dyes are a kind of reactive dyes which are very popular all over the world. Vinyl Sulfone dyes or VS dyes are widely used for exhaust dyeing, cold pad batch process and also in automated batch wise dyeing matching. These dyes are also used for printing by one phase or two phase application method. Vinyl sulfone based dyes are highly soluble in water and suitable for both exhaust or pad batch dyeing.
- x g/l dyestuff
- 50-100 g/l urea if required for solubility
- 150 g/l Sodium silicate 100-106°TW
- 2-4 g/l Caustic Soda (Solid)
- (Ratio of Na2O: SiO2: 1:2.1)
Pad at 20-25°C; cover batch with polyethylene film and allow to dwell for 18-24 hours; finish as usual.