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ITOVAT Dyes

ITOVAT dyes applied on cellulosic fabrics such as cotton or linen show outstanding fastness characteristics.

ITOVAT dyes are especially suitable for home furnishings, work wear and service uniforms as well as for parasol and tenting textiles.

ITOVAT dyes can be separated into three different classes all with individual dyeing characteristics dependant upon dyeing temperature, vatting method and salt, caustic and hydrosulphite levels.

ITOVAT Dyeing Method
Recipe : x% Dye
y g/l Sodium Hydrosulphite
z g/l Caustic Soda 70tw
µ g/l Salt
Exhaust : Add dyes and salt at 40ºC.
Heat to pre-pigmentation temperature.
Pre-pigmentation process 0 10 minutes.
Heat to vatting temperature.
Add chemicals (Caustic & Hydrosulphite, run for 10 minutes.
Vatting process – 60 minutes.
Rinse and oxidise.
Soap off 10 minutes at 100ºC.
Continuous : Pad dye dispersion.
Dry fabric.
Pad through chemical solution.
Steam.
Wash.
Rinse.
Oxidise.
Soap.
Rinse.
(see diagram Annex I)

Fastness Test Methods

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

Light Fastness
Wash Fastness
Peroxide Bleaching
Hypochlorite Bleaching

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

Symbols Used In Fastness Columns

CS Change of shade
C Staining on cotton
V Staining on viscose

IW
Good levelling properties
Vatting temp 50-60ºC
Ideal for medium to dark shades

IN
Quick exhaustion (lower levelling properties)
High alkalinity required
Vatting temp 60-80ºC
No salt required

IN Special
High alkalinity required
Vatting temp 80ºC
No salt required

ITOVAT Dye
Class (Alternative)
Fastness Properties
Light Wash 95ºC Peroxide Bleach Hypochlorite Bleach
Dyed at 1% 1/1 CS C V CS C V CS
Yellow GCN

Yellow 002
No Colour
Sample Available
IN (IW) 4 4/5 5 5 4/5 5 5 4/5
Yellow F3G

Yellow 033
No Colour
Sample Available
IW (IN) 6/7 5 4/5 4/5 4/5 5 5 4/5
Yellow 3RT

Orange 011
No Colour
Sample Available
IW (IN) 6/7 5 4/5 5 4/5 5 5 4/5
Red FBB

Red 010
No Colour
Sample Available
IW (IN) 7 5 5 5 4/5 5 5 5
Red 6B

Red 013
No Colour
Sample Available
IN 6 4/5 4 4/5 4/5 5 5 4/5
Bordeaux RR

Red 015
No Colour
Sample Available
IN (IW) 6/7 4/5 4/5 4/5 4/5 4/5 4/5 4/5
Violet 2R

Violet 001
No Colour
Sample Available
IN (IW) 7 4/5 4/5 4/5 4/5 5 5 4/5
Violet 3B

Violet 009
No Colour
Sample Available
IN (IW) 5/6 4/5 4/5 4/5 4/5 5 5 5
Violet XB

Violet 013
No Colour
Sample Available
IW (IN) 7 4/5 4/5 4/5 5 4 4 5
Blue RS

Blue 004
No Colour
Sample Available
IN 7/8 4/5 5 5 4/5 5 5 1G
Blue BC

Blue 006
No Colour
Sample Available
IN (50C) 7/8 4/5 5 5 4/5 5 5 2/3G
Navy RA

Blue 018
No Colour
Sample Available
IN (IW) 6/7 4 4/5 4/5 4/5 5 5 5
Dark Blue BOA

Blue 020
No Colour
Sample Available
IN (IW) 7/8 4/5 5 5 4/5 5 5 5
Blue CLF

Blue 066
No Colour
Sample Available
IW (IN) 6/7 4/5 5 5 4/5 5 5 4/5
Blue DB

Blue Mix
No Colour
Sample Available
IN (IW) 7/8 4/5 5 5 4/5 5 5 3/4
Jade Green FFB

Green 001
No Colour
Sample Available
IN (IW) 7 4 4/5 4/5 4/5 5 5 4/5
Olive Green B

Green 003
No Colour
Sample Available
IN (IW) 8 4/5 5 5 4/5 5 5 4
Khaki 2G

Green 008
No Colour
Sample Available
IN (IW) 7 3/4 4/5 4/5 4 4/5 4/5 3Y
Olive MW

Green 013
No Colour
Sample Available
IW (IN) 6 4/5 4/5 4/5 4 4/5 4/5 4

 

ITOVAT Dye
Class (Alternative)
Fastness Properties
Light Wash 95ºC Peroxide Bleach Hypochlorite Bleach
Dyed at 1%, Black at 3% 1/1 CS C V CS C V CS
Olive S

Black 025
No Colour
Sample Available
IN (IN Special) 7 4 4/5 4/5 4 4/5 4/5 4
Olive R

Black 027
No Colour
Sample Available
IN (IW) 7 4/5 5 5 4/5 5 5 4/5
Brown BR

Brown 001
No Colour
Sample Available
IW (IN) 7 4/5 5 5 4/5 5 5 4/5
Brown R

Brown 003
No Colour
Sample Available
IW (IN) 7/8 4 4/5 4/5 4/5 5 5 4/5
Brown LBG

Brown 084
No Colour
Sample Available
IN 7 4 4/5 4/5 4/5 4/5 4/5 4/5
Black RB 150%

Black 009
No Colour
Sample Available
IN Special (IN) 7 4/5 4/5 4 4 4/5 4/5 4/5
Black NB

Green 009
No Colour
Sample Available
IN Special 7 4/5 4 4 5 3/4 3/4 4/5
Black 1188

Black Mix
No Colour
Sample Available
IN (IN Special) 6/7 5 5 5 4/5 5 5 4

 

Dye Clasification IN IW IN Special
Liquor Ratio 2.5:1 5:1 20:1 40:1 2.5:1 5:1 20:1 40:1 2.5:1 5:1 20:1 40:1
Chemicals Dyestuff
Soldium Hydroxide
36 Be
(g/l)
0.1 – 1% 32 – 37 23 – 25 10 – 12 9 – 12 17 – 20 12 – 14 5 – 6 4 – 6 45 – 51 34 – 38 15 – 17 10 – 17
1 – 3% 37 – 45 25 – 32 12 – 15 10 – 15 20 – 25 14 – 18 6 – 8 5 – 8 51 – 64 38 – 48 17 – 22 12 – 22
3 – 5% 45 – 54 32 – 40 15 – 18 12 – 18 25 – 32 18 – 23 8 – 10 6 – 10 64 – 77 48 – 58 22 – 26 17 – 26
Soldium Hydrosulphite
(g/l)
0.1 – 1% 6 – 8 4 – 5.5 2 – 2.5 2 – 2.5 5 – 7 3.5 – 5 1.5 – 2 1.5 – 2 6 – 8 4 – 5.5 2 – 2.5 2 – 2.5
1 – 3% 8 – 14 5.5 – 9.5 2.5 – 3.5 2.5 – 3.5 7 – 12 5 – 8 2 – 3 2 – 3 8 – 14 5.5 – 9.5 2.5 – 3.5 2.5 – 3.5
3 – 5% 14 – 20 9.5 – 13.5 3.5 – 4.5 3.5 – 4.5 12 – 17 8 – 11.5 3 – 4 3 – 4 14 – 20 9.5 – 13.5 3.5 – 4.5 3.5 – 4.5
Common Salt
(g/l)
0.1 – 1% 5 – 10 5 – 10 5 – 10 5 – 10
1 – 3% 10 – 15 10 – 15 10 – 15 10 – 15
3 – 5% 15 – 20 15 – 20 15 – 20 15 – 20
Pre Pigmentation Temp 50 – 60ºC 40 – 50ºC 50 – 60ºC
Vatting Temp 60ºC 50ºC 80ºC

ANNEX I

Continuous Process

ITOVAT Continuous Process

ITOVAT Dyes - Gretex.pl - Barwniki i chemia włókiennicza