Rheological and Morphological Characterization of Styrene-Isoprene-Styrene (SIS) Modified Asphalt Binder

Table 5

Statistical analysis results of the stiffness value as a function of SIS content.

Stiffness	SIS 0%	SIS 5%	SIS 10%	SIS 15%	SIS 20%
SIS 0%	—	N	S	S	S
SIS 5%		—	N	S	S
SIS 10%			—	S	S
SIS 15%				—	N
SIS 20%					—

N: nonsignificant; S: significant.