Table 1 Effect of nitration time on the properties of nitrocellulose fibers and the resulting lacquer.
Time (min) | 1 | 2 | 3 | 4 | 5 | Control sample | |
|---|---|---|---|---|---|---|---|
Specifications | Nitration | Incomplete | Incomplete | Complete | Complete | Complete | Complete |
Turbidity | 17 | 12 | 9 | 8 | 8 | 8 | |
Stability | Unstable | Unstable | Stable | Stable | Stable | Stable | |
Nitrogen (%) | 10.80 | 10.80 | 11.40 | 11.56 | 11.63 | 11.65 | |
Insoluble in Acetone (%) | 0.18 | 0.15 | 0.11 | 0.11 | 0.10 | 0.10 |
