Dyeing of silk
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- Silk dyeing Flowsheet
Literature: UNIDO CP Unit Technical Report, https://www.unido.org/NCPC/ReportTexts/NCPC00000015.pdf
- Typical parameters of the process
| Techniques | Temperature [°C] | Pressure (bar) | Heat transfer medium | Residence Time | Additional information | Literature |
| Batch dyeing or Exhaustion dyeing | 100 | Hot water | 30 min | direct dyes | manuale page 979 | |
| Semi- continous (Pad jig) | 60-85 | Hot water | direct dyes | |||
| Semi- continous (Paed roll) | 90 | Hot water | 2-8 h | direct dyes | ||
| Continous (Pad steam) | 60-85 | Hot water | direct dyes; steaming at 100-105°C | manuale page 980 |
