Research Article
Study of Antiultraviolet Asphalt Modifiers and Their Antiageing Effects
Table 1
Physical properties of BA.
| Physical properties | BA |
| Softening point (°C) | 45.4 | Penetration (25°C, 0.1 mm) | 90.9 | Ductility (10°C, 1 cm/min) | 170 | Viscosity (60°C, pa·s) | 205 | Viscosity (135°C, pa·s) | 0.439 |
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