Research Article
Evaluation of Rutting and Fatigue Behaviors of Asphalt Binders Modified with Calcium Lignosulfonate
Table 8
The results of the storage stability test.
| | CL content (%) | Softening point of down (°C) | Softening point of top (°C) | Softening point differences (°C) |
| | 0 | 49.7 | 49.5 | 0.2 | | 5 | 50.7 | 50.4 | 0.3 | | 10 | 51.1 | 50.9 | 0.2 | | 15 | 51.9 | 51.5 | 0.4 | | 20 | 53.5 | 53.1 | 0.4 |
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