Research Article
Evaluation of the Physical and Adhesive Properties of Natural Weathering Asphalt
Table 4
Change rate of softening point.
| Asphalt | Change rate of softening point (%) | 1 year | 2 years | 3 years | 4 years |
| A70 | 23.6 | 31.0 | 35.5 | 48.8 | SBSMA | 10.7 | 13.2 | 18.5 | 22.3 | AR | 11.3 | 18.0 | 19.8 | 26.2 |
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