viscose fabric dyeing process- for practical use 2021

Introduction of viscose fabric dyeing process

Viscose fabric dyeing process is so sensitive process in the dyeing industry. Viscose is regenerated cellulosic fiber. Its strength is not as good as cotton fiber. As a result, it needs extra care during processing. It is famous for its end uses. Soft hand feel and glossy effect make itself famous. viscose dyeing with reactive dyes because it is a cellulosic fiber.

Peaple alows ask some question like:

Can you dye viscose?
What is the viscose process?
How bad is Viscose?
What does viscose feel like?

Ansower:

Yes viscose can dye. But there is a special process to dye. Viscose is a soft and low strength fabric. As a result is bad for dyeing. Viscose is a feel like silk fiber.

Knitted viscoss fabric dyeing process are discussing below:

Viscose dyeing process step by steps:

AN+OSR= Inject

viscose fabric dyeing process

Temp 40c*= Fabric Load

viscose fabric dyeing process

Soda Ash Lt +VSC Dosing 5 minute 

viscose fabric dyeing process

 H2O2   Inject

viscose fabric dyeing process

Runtime 80c*40 Minute

viscose fabric dyeing process

Drain

viscose fabric dyeing process

Normal Hot 70*10

viscose fabric dyeing process

N Wash

viscose fabric dyeing process

Acid 60*10 Minute

viscose fabric dyeing process
End of Pretreatment

Start Dyeing

Levelling P.H check 6.20

viscose fabric dyeing process

Levelling Dosing 60c 3 Minute

viscose fabric dyeing process

Color Dosing 25 Minute

viscose fabric dyeing process

Runtime 10

viscose fabric dyeing process

1st 10% Salt Dosing 10 Minute

viscose fabric dyeing process

Runtime 10 Minute

viscose fabric dyeing process

2nd 20% Salt dosing 10 Minute

viscose fabric dyeing process

Runtime 10 Minute

viscose fabric dyeing process

3rd 70% Salt dosing 10 Minute

viscose fabric dyeing process

Tempeture 80c 15 minute

viscose fabric dyeing process

Colling 60c

viscose fabric dyeing process

Salt Sample check + Fabric Quality Check

viscose fabric dyeing process

1st 10% Soda dosing 15 minute

viscose fabric dyeing process

Runtime 10 minute

viscose fabric dyeing process

2nd 20% Soda dosing 15 minute

viscose fabric dyeing process

Runtime 10 minute

viscose fabric dyeing process

3rd 70% Soda dosing 15 minute

viscose fabric dyeing process

                                                                                                                                               Runtime 10 minute

viscose fabric dyeing process

        Sample Check      

viscose fabric dyeing process

BD

viscose fabric dyeing process
End of dyeing

Start after treatment

Normal Hot wash

viscose fabric dyeing process

Soaping hot as required as shade

viscose fabric dyeing process

Acid

viscose fabric dyeing process

Unload

viscose fabric dyeing process by Diagram or a time vs temperature Graph:

A time vs temperature graph of visscoss fabric dyeing process by a image:

viscose fabric dyeing process
Pretreatment
viscose fabric dyeing process
Dyeing

A complerate viscose fabric dyeing process of practical experiment:

Here I discussing about a practical experiment from a famous knit dyeing factory.

  • A complete viscose dyeing recipe
  • A full dyeing sequence of a viscose single jercy fabric
  • A finish fabric swatch of discussing experiment fabric.

viscose dyeing recipe:

Chemical NameG/L
Detergent2.00  
Anticreasing agent2.00
Oil remover1.00
Soda Ash Lt2.00
H2O21.00
  
Peroxide killer0.15
A. Acid0.7
  
  
Levelling agent2.00
Anticreasing agent2.00
  
Dyes% 
  
Glober Salt 
Soda Ash Lt 
  
Soaping agent0.80
Anticreasing agent1.00
Levelling agent2.00
  
Core Neutralizer0.70
Viscose fabric Dyeing recipe

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