Rheological Characterization of Asphalt Binders and Mixtures Modified with Carbon Nanotubes

Author(s):  
Haopeng Wang ◽  
Jun Yang ◽  
Minghui Gong
2012 ◽  
Vol 53 ◽  
pp. 546-555 ◽  
Author(s):  
Ezio Santagata ◽  
Orazio Baglieri ◽  
Lucia Tsantilis ◽  
Davide Dalmazzo

2020 ◽  
Vol 17 (2) ◽  
pp. 1040-1043 ◽  
Author(s):  
Nur Shahira Samsuri ◽  
Norhidayah Abdul Hassan ◽  
Nurul Hidayah Mohd Kamaruddin ◽  
Mohd Rosli Hainin ◽  
Mohd Ezree Abdullah ◽  
...  

This research examines the impacts of adding various source and percentages of waste engine oil (WEO) on the physical and rheological characteristics of asphalt binder comprising aged asphalt binder. A base asphalt binder with penetration grade of 80/100 and aged binder were blended with three sources of WEO at 0%, 5%, 10%, 15%, and 20% by the weight of asphalt binder. These oils were collected from light vehicle (motorcycle), heavy vehicle (lorry), and heavy machinery (tractor). Penetration and softening point procedures were done to define the physical properties of the unmodified and modified asphalt binders. Meanwhile, the rheological property was evaluated with a dynamic shear rheometer (DSR). The results show that the high percentages of WEO increased the penetration and decreased the softening point. The addition of 15% and 20% of WEO especially from heavy machinery reduced the rutting resistance. Therefore, it is recommended that the modification of aged binder with these types of WEO should be up to 10%.


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