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ITOFIX VSRR Dyes

ITOFIX VSRR dyes are a range of dyes based on vinyl sulphone chemistry.

Excellent on tone compatibility with good leve dyeing capabilituies, suitable for excaust, cold pad batch and continuous applications methods.

ITOFIX VSRR Dyeing Method
Exhaust
Recipe : x% Dye
0.5g/l Itoquest LJ3-12
y g/l Salt
z g/l Alkali
Method : Heat to 40ºC.
Add chemicals and salt, run for 10 minutes.
Heat to 50ºC.
Add dyes, run for 30 minutes.
Add alkali over 30 minutes.
(by portions or progressive dosing)
Run for 40 to 60 minutes at 50ºC.
Drop liquor and rinse, acid rinse, soap at 100ºC.
 
Cold Pad Batch
Recipe : x g/l Dye
50g/l Itoprep MSS
x/5+8 cc/l Caustic Soda 70TW (x is dye value in g/l)
0.2g/l Itowet LJ10
Method : Make dye solution up to 4/5 total volume.
Make chemical solution up to 1/5 total volume.
Mix dye and chemical solutions and pad immediately.
Batch long test for 16-24 hours
(Quick test 30 mins at 60ºC).
Rinse, acid rinse, soap at 100ºC.

Fastness Test Methods

The fastness properties were tested at 1/1 standard depths.
The fastness is given for untreated undefined.

Light Fastness ISO 105-B02
Wash Fastness ISO 105-C02
Perspiration Fastness ISO 105-E02
Water Fastness ISO 105-E01

Symbols Used In Fastness Columns

C Staining on cotton
N Staining on nylon
W Staining on wool
Salt and Alkali Table (Based on 100% strength dyestuffs)
% Dyestuff Glaubers Salt Soda Ash OR Soda Ash +
Caustic 70tw
<0.3 10 10 –
>0.3 – 0.6 20 10 –
>0.6 – 1.0 30 15 5+1.0
>1.0 – 1.5 40 15 5+1.5
>1.5 – 3.0 50 20 5+2.0
>3.0 – 5.0 80 – 5+3.5
>5.0 100 – 5+5.0

 

ITOFIX Fastness Properties at 3%
Sol Light Wash 50ºC Alk Persp Water
Dyed at 2% 80ºC 1/1 C N W C N W C N W
Yellow VSRR 100 4 5 5 5 4/5 4/5 4/5 5 5 5
Orange VSRR 100 4 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Red VSRR 100 4 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Blue VSRR 100 5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
ITOFIX VSRR Dyes - Gretex.pl - Barwniki i chemia włókiennicza