Direct Dyes
Direct Dyes
Direct dyes are also called substantive dyes due of their outstanding substantively for cellulosic textile materials like cotton and viscose rayon. These classes of dyes derive its name from its property of having direct similarity for cellulosic fibres, when applied from an aqueous solution. These manufactured Direct Dyes are Sodium Salt of Sulphonic acid and most of them contain an azo group as the main chromophore and these dyes are carried out in alkaline condition. Direct dyes are used on cotton, paper, leather, wool, silk and nylon. They are also used as pH indicators and as biological stains.
Direct dyes are also known as substantive dyes which are normally carried out with the addition of sodium chloride (NaCl) or sodium sulfate (Na2SO4) or sodium carbonate (Na2CO3). Direct dyes are used on silk and nylon, cotton, leather, paper, wool; they are also used as pH indicators and as biological stains. We produce the supreme quality of synthetic food colors, pulp dyes, Acid Dyes, Solvent Dyes and Dyes Intermediates are applicable on leather, textile, wool, silk, fur, nylon and paper.
| PRODUCT NAME | C.I. HUE NAME | C.I NUMBER |
|---|---|---|
| Direct Paper Yellow GL | Direct Yellow 11 | 40000 |
| Direct Chrysophenine G | Direct Yellow 12 | 24895 |
| Light Fast Yellow 2G | Direct Yellow 44 | 29000 |
| Supra Yellow RL | Direct Yellow 86 | 29325 |
| Direct Dyes Orange 2GS | Direct Orange 34 | -- |
| Direct Orange 37- | Direct Orange 37 | -- |
| Direct Orange 2GL | Direct Orange 39 | 40215 |
| Direct Red 16 H/C | Direct Red 16 H/C | -- |
| Direct Fast Scarlet 4BS | Direct Red 23 | 29160 |
| Direct Red F3B | Direct Red 80 | 35780 |
| Direct Red 5BS | Direct Red 81 | 28160 |
| Direct Light Rose FR | Direct Red 227 | -- |
| Direct Violet MB | Direct Violet 9 | 27885 |
| Direct Helio B H/Conc | Direct Violet 51 | 27905 |
| Direct Light Fast Blue G | Direct Blue 71 | 34140 |
| Direct Blue RLL | Direct Blue 80 | -- |
| Direct Turq. Blue 5BL | Direct Blue 86 | 74180 |
| Direct Blue 106 | Direct Blue 106 | -- |
| Direct Turq. Blue FBL | Direct Blue 199 | 74190 |
| Direct Dark Green P | Direct Green 1 | 30280 |
| Direct Black 2B H/Conc | Direct Black 22 | 35435 |
| Direct Black NB | Direct Black 38 | -- |
| Direct Black 56 | Direct Black 56 | 34170 |
| Direct Black OB | Direct Black 80 | 31600 |
| Direct Black 170 | Direct Black 170 | -- |
| Direct Black 178 | Direct Black 178 | -- |
| Direct Brown 1 | Direct Brown 1 | -- |
| Direct Brown 4 | Direct Brown 4 | -- |
