Effects of Organic Nano Calcium Carbonate on Aging Resistance of Bio-Asphalt

Table 1

Performance indexes of matrix asphalt.

Test items	Test results	Test methods
Penetration (25°C)/0.1 mm	65.1	T0604-2011
Ductility (15°C)/cm	>100	T0606-2011
Softening point (°C)	52.5	T0605-2011
Density (15°C)/(g·cm^−3)	1.029	T0625-2011
Flash point (°C)	305	T0611-2011
Solubility (%)	99.7	T0607-2011
Penetration index PI	0.58	T0604-2011