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ITOMILLING MF Dyes

ITOMILLING MF dyes are monosulphonated milling dyes that are used for level dyeing on wool or nylon and blends.
They show much superior fastness properties than traditional level dyeing acid dyes.

ITOMILLING MF Dyeing Method
Recipe : x% Dye
0.5g/l Itoquest LJ3-12
Acetic Acid to give pH 4.5-6
0.5-3% Itoleveller WOPA
Method : Heat to 40ºC.
Add Acetic acid to give desired pH, run for 10 minutes.
Add chemicals, run for 5 minutes.
Add dyes, run for 5 minutes.
Heat at 2ºC/min to 100ºC.
Run for 40 to 60 minutes.
Cool at 2ºC/min to 60ºC.
Drop liquor and rinse.

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-E04
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
% Dyestuff Glaubers Salt Soda Ash OR Soda Ash +
Caustic 70tw
0 – 0.1 10 10 –
>0.1 – 0.3 20 10 –
>0.3 – 0.5 30 10 –
>0.5 – 1.0 45 15 –
>1.0 – 2.0 60 15 5+0.7
>2.0 – 4.0 80 20 5+1.0
>4.0 100 20 5+1.5

 

ITOMILLING MF Fastness Properties
Sol Light Wash 50ºC Alk Persp Water
Dyed at 1%* 90ºC 1/1 C N W C N W C N W
Yellow MF2GLN 100 6/7 5 4/5 4/5 4/5 4/5 4/5 5 4/5 5
Golden Yellow MFRLN 100 5/6 5 4 5 4/5 4/5 4/5 5 4/5 5
Red MF2BL 80 5/6 5 4/5 5 4/5 5 4 5 5 5
Red MFGRLN 50 5 4/5 5 4/5 4/5 4/5 4/5 4/5 5 4/5
Dark Red MF3BJ 50 5/6 5 4/5 5 4/5 4/5 4/5 5 4/5 5
Dark Red MFBR 200% 100 4 5 4/5 5 4/5 4/5 4/5 5 4/5 5
Blue MFGL 90 6 5 4 4 4/5 5 4 5 4/5 4/5
Blue MFBLN 90 5 5 4 4 4/5 5 4/5 5 5 5
Blue MF2RA 60 5 5 4/5 5 5 5 4 5 5 5
Green MFBL 25 6 5 4 5 4/5 5 4/5 5 4/5 4/5
Navy MFRLD 200% 40 5 4/5 3/4 5 3/4 4/5 4 4/5 4 5

* Dark Red MF3BJ and Dark Red MFBR 200% illustrated at 2%

ITOMILLING MF Dyes - Gretex.pl - Barwniki i chemia włókiennicza