Materials | Addition rate of coal tar pitch, wt% | Saturates, wt% | Aromatics, wt% | Resins, wt% | Asphaltene, wt% |
Pristine Bitumen | 100 | 19.1 | 47.7 | 24.3 | 8.9 |
Modified bitumen-1 | 1% | 18.9 | 46.9 | 24.6 | 9.6 |
Modified bitumen-2 | 3% | 18.6 | 45.5 | 25.2 | 10.7 |
Modified bitumen-3 | 5% | 18.1 | 44.2 | 26.1 | 11.6 |