Research Article

Identifying the Thermal Storage Stability of Polymer-Modified Asphalt with Carbon Nanotubes Based on Its Macroperformance and Micromorphology

Figure 15

Degree of SBS swelling of three modified asphalt samples with different separation times. The samples of (a) SBSMA, (b) SBS + CNTs-I, and (c) SBS + CNTs-II.
(a)
(b)
(c)