Effects of Dioctyl Phthalate on Performance of Asphalt Sealant

Figure 12

Micro morphology of the samples under 400 times magnification: (a) asphalt, (b) sealant with 0% DOP, (c) sealant with 1% DOP, and (d) sealant with 5% DOP.

(a)

(b)

(c)

(d)