Colourtex Recipe for Process sequence for 100% Polyester Fibre (1.42 dn)


Process sequence for 100% Polyester Fibre (1.42 dn) from Colourtex
Pretreatment to remove oligomers from Polyester fibre.
Caustic Soda (O. W. F) 2%
Soda Ash (O. W. F.) 1% 
Temperature 1300C./30 mins. drain at 1300C after hot wash & acidification, (Acetic acid) carry out, cold wash. 
Dyeing Recipe :-
Coralene Dyestuffs   X %
Levocol WS (Disperseing Agent) 1 gpl
Levocol PB (Adjust pH 4.5) 1 gpl
Levocol DFT (Levelling Agent) 0.25 gpl
Disperse the Dyestuff in dispersing Water
Dispersing Water :-
Dissolve the dispersing agent in 5 time the qty of water as of dyestuff & Dissolve the Coralene dyestuff by slowly adding & stirring the dyestuff in water continuously.
Dyeing Cycle :-
60oC to 95oC – 3oC/min. 
95oC to 115oC – 1oC/min. 
115oC hold – 10 min.
115oC to 135oC – 10C/min. 
135oC. – hold time according to depth of shade. 
up to 115oC inside out & outside – in should  be kept 6 : 4 after 115oC only in – out flow to be continued until completion of dyeing. 
Drain the batch at 130oC then reduction clear with
Caustic Soda 2 gpl
Sodium Hydrosulphite 2 gpl
Levocol DFT (Levelling Agent) 0.25 gpl
at 80oC./30 mins.
After hot wash, reduction clear, repeated in case of Dark shades (Black & Blue) to ensure complete removal of superficial dyes.
After hot wash & acidification, the dyed fibre was treated with antistatic agent at 70oC. 
Dryed polyester fibre is sprayed with lubricating agent.
Above process may vary from customer to customer.
This information is provided in good faith, to the best of our knowledge and without liabilities.
This page is sponsored by : Colourtex Pvt. Ltd.