Research Article
Effect of Zn/Al Layered Double Hydroxide Containing 2-Hydroxy-4-n-octoxy-benzophenone on UV Aging Resistance of Asphalt
Table 4
Shift factors of asphalts in frequency sweep.
| | | | Temperature (°C) | | | | 20 | 40 | 60 | 80 |
| | Unaged | SBS modified asphalt | 1 | 72.95 | 3191.42 | 90986.11 | | modified asphalt | 1 | 86.87 | 4430.43 | 144723.1 | | SBS/Mg-Al-HNOB−-LDH modified asphalt | 1 | 81.49 | 3919.41 | 121545.8 |
| | Aged | SBS modified asphalt | 1 | 94.05 | 5143.21 | 178718.3 | | modified asphalt | 1 | 108.21 | 6656.31 | 256741.1 | | SBS/Mg-Al-HNOB−-LDH modified asphalt | 1 | 96.05 | 5354.21 | 189237.3 |
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