Evaluation of High-Performance Asphalt Binders Modified with SBS, SIS, and GTR

Table 4

Statistical analysis results of the /sin δ as a function of addition of SIS and GTR contents (α = 0.05).

		PG76 + GTR			PG76 + GTR + SIS5%
		0%	5%	10%	0%	5%	10%
/sin δ at 76°C (Original)
PG76 + GTR	0%	—	N	S	S	S	S
	5%		—	S	S	S	S
	10%			—	S	S	S
PG76 + GTR + SIS5%	0%				—	S	S
	5%					—	S
	10%						—
/sin δ at 76°C (RTFO)
PG76 + GTR	0%	—	S	N	S	S	S
	5%		—	S	S	S	S
	10%			—	S	S	S
PG76 + GTR + SIS5%	0%				—	S	S
	5%					—	S
	10%						—

N: nonsignificant; S: significant.