TABLE 1.
Experimental conditions for dyeing with dyes from different classes
| Experimental condition | Dye class (dyes)a
|
||||
|---|---|---|---|---|---|
| Monochlorotriazine (R. Blue 198, R. Green 19) | Vinylsulfone/bifunctional (R. Orange 16, R. Black 5, EB Red 3BS) | Direct (D. Blue 199, D. Yellow 86) | Sulfur (Hydrozol, Schwarz B) | R. Yellow 160 | |
| Concn (% owf)b | 3 | 3 | 2 | 2 | 4 |
| Na2SO4 (g liter−1) | 60 | 50 | 20 | 30 | |
| Na2CO3 (g liter−1) | 20 | 20 | 5 | 20 | |
| Na2S (g liter−1) | 4 | ||||
| NaCl (g liter−1) | 10 | ||||
| Temp (°C) | 80 | 60 | 90 | 90 | 60 |
| Time (min) | 60 | 60 | 60 | 40 | 60 |
a
R, Reactive; D, Direct; EB Red 3BS, Everzol Brilliant Red 3BS.
b
1% owf corresponds to 10 mg of dye over 1 g of fiber.