Influence of Antioxidant-Enhanced Polymers in Bitumen Rheology and Bituminous Concrete Mixtures Mechanical Performance

Table 1

Technical data of the two polymers.

Polymer properties	Conventional SBS	SP	CP
Toluene viscosity, cP	2300	4000	1900
Volatile matter, % max	0.40	0.75	0.50
Total styrene %	31.5	25	32