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ITOWOL Dyes

ITOWOL reactive dyes are ideal as a more ECO friendly alternative to Mordant dyes.

Covalent bonding of molecules gives them higher fastness properties than tradiotional acil milling dyes.

ITOWOL Dyeing Method
1. Temperature Control Method (Typical method for Jet or Winch application.)
Set bath at 40ºC
Add 0.5% Itoquest LJ3-12 (sequesterant)
Add 0.5% Itolube LJ30D
Add 1-3 % Itowol B (Amphoteric levelling agent)
Add 3% Acetic Acid
pH Check 4.5 – 5.5
Add ITOWOL dyes linearly over 5 minutes (pre mixed at 80ºC)
Run 10 minutes
Raise to 100ºC (1-2ºC/min)
Run at temperature – Pale shades 30 minutes, Full shades 60 minutes
When dye exhaustion complete, cool to 80ºC (2ºC/min
Add Ammonia solution to give pH 8-8.5
Run 15 Minutes
To obtain best wet fastness after softening treatments, apply cationic fixing agent such as 1% Itofix EZF (40ºC, 15 minutes)
2. pH Control Method – Typical for Package, Garment or Half Hose application
Set bath at 40ºC
Add 0.5% Itoquest LJ3-12 (sequesterant)
Add 0.5% Itolube LJ30D
Add 1% Itowol B (Amphoteric levelling agent)
Add 0.2% Acetic Acid
pH Check 6.5
Add x g/l Glaubers Salt (pale shades only to prevent skittery dyeings)
Run 5 minutes
Add ITOWOL dyes linearly over 5 minutes (pre mixed at 80ºC)
Run 5 minutes
Raise to 80ºC (2ºC/min)
Run 15 minutes – check seam penetration (run longer if not fully penetrated)
Raise to 100ºC (1ºC/min)
Run 10 minutes
Add 0.5% Acetic Acid slowly – run 15 minutes
Add 1.0% Acetic Acid slowly – run 30 minutes (pale shades) or 60 minutes (full shades)
When dye exhaustion complete, cool to 80ºC (2ºC/min)
Add Ammonia solution to give pH 8-8.5
Run 15 Minutes

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
ITOWOL Fastness Properties
Sol Light Wash 50ºC Alk Persp Water
Dyed at 1%, Navy and Black at 2% 80ºC 1/1 C N W C N W C N W
Yellow 4GK 100 6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Yellow 3R 100 6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Orange RGF 100 6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Scarlet 3GS 100 5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Red 6GN 90 6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Red GA 70 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Red 2GH 100 6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Red B 100 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Red 3B 100 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Red 5B 30 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Blue CE 80 5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Blue 3GS 90 6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Blue 3R 100 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Blue 8G 50 5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Navy CE 80 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Navy B 100 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Navy G 100 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Black CE 100 5/6 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5 4/5
ITOWOL Dyes - Gretex.pl - Barwniki i chemia włókiennicza