Payment & Shipping Terms:
|Application:||Cotton Fabric||Experience:||Over 20 Years|
natural fabric dye,
fabric colour dye
Indanthrene Dye C I Vat Yellow 2 Vat Yellow GCN Margin Designs Fabric Vat Dye
|Vat yellow 2/yellow GCN|
|After 4 hrs||5|
Discharge printing process
Dyeing---Discharging---drying---(103℃,0.04MPc,8 min) steaming---(2sec) washing---(3-5g/L Sodium carbonate,90-100℃,10 sec)Soaping---Finishing
vat dyes stripping
vat dyes could strip colors from fabric or strip it into light color for dyeing again.General stripping materials contain the sodium hydrosulfite 5g/L,
peregal O 2-4g and 30% caustic soda 12-15gg/L.It should be operated in the temperature of 60-70℃ for 30 minutes.
shade rehandling methods
It is the easiest way to amend the color light,which is suitable for the medium and dark varieties.If the fabric are dark colored with more color floating or not fully washed,poor soaping effect,they can be amended by washing or soaping.
If the cloth is dyed to dark by vat dyes which need to reduced to a light color,use the caustic soda and sodium hydrosulfite for 25g/L each while in steaming washing,over 1/10 color light can be reduced.
Whitening agent rehanding method
It can be used to reduce the red color of the fabric dyed by the reduction vat dyes and improve the brightness of cloth,especially for the medium or light.General dosage of brightener is 0.3-1.2g/L.
Contact Person: Allison