ITOFIX VM dyes are a range of dyes based on bi-functional vinyl sulphone and monochlorotriazine chemistry.
A very versatile range of dyes that can be applied by exhaust, CPB or continuous dyeing methods, they have excellent compatibility and give superior repeatability.
| ITOFIX VM 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 60ºC. | |
| Add dyes, run for 30 minutes. | |
| Add alkali over 30 minutes. | |
| (by portions or progressive dosing) | |
| Run for 40 to 60 minutes at 60ºC. | |
| 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 | 15 | – | |
| >0.6 – 1.0 | 30 | 15 | – | |
| >1.0 – 1.5 | 40 | 20 | 5+1.0 | |
| >1.5 – 3.0 | 50 | 20 | 5+1.5 | |
| >3.0 – 5.0 | 80 | 20 | 5+2.0 | |
| >5.0 | 100 | 20 | 5+3.0 | |
| ITOFIX | Fastness Properties at 3% (Black VMSNN at 6%) | |||||||||||
| Sol | Light | Wash 50ºC | Alk Persp | Water | ||||||||
| Dyed at 1%, Navy at 2%, Black at 4% | 80ºC | 1/1 | C | N | W | C | N | W | C | N | W | |
| Yellow VM4GF 225%
Yellow 167
|
80 | 5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Yellow VMRL 150%
Yellow 145
|
100 | 5+ | 4 | 4 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4 | 4/5 | |
| Scarlet VM2GF 150%
Red 222
|
100 | 5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Red VMGF 150%
Red 223
|
100 | 5 | 4/5 | 4/5 | 4/5 | 4 | 4 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Red VM3BS 150%
Red 195
|
100 | 5 | 4/5 | 4/5 | 4/5 | 4 | 4 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Red VMEP Conc | 100 | 4 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Bordeaux VMHLF | 100 | 5+ | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Blue VMBRF 150%
Blue 221
|
100 | 5+ | 4/5 | 4 | 4 | 3 | 4 | 4/5 | 4 | 4 | 4 | |
| Turquoise VMBGFN
Blue 231
|
100 | 4/5 | 4 | 4 | 4/5 | 3/4 | 4 | 4 | 4/5 | 4/5 | 4/5 | |
| Navy VM2GF 150%
Blue 194
|
100 | 4 | 4/5 | 4/5 | 4/5 | 4 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Navy VM3GF 150%
Blue 222
|
100 | 5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Navy VMBF
Blue 222
|
100 | 5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | 4/5 | |
| Marine VMSPX | 100 | 4 | 4/5 | 4/5 | 4/5 | 4 | 4/5 | 4/5 | 4/5 | 4 | 4/5 | |