Effect of Multiple-Walled Carbon Nanotubes (MWCNTs) on Asphalt Binder Rheological Properties and Performance

Table 1

DSR test results of virgin asphalt cement, PG (64-16).

Parameter	Temperature measured	Test results	Criteria
RV, Pa s	@135°C	0.540	3 Pa s, max
Aging	Unaged binder
G/sin δ, kPa	@70°C	1.91	1 kPa, min
	@76°C	0.75
Aging	Rolling thin film oven (RTFO)
G/sin δ, kPa	@64°C	4.39	2.2 kPa, min
	@70°C	1.72
Aging	Pressure aging vessel (PAV)
G. sin δ, kPa	@28°C	4,305	5,000 kPa, max