Effect of Aging on the Rheological and Molecular Weight Distribution of Asphalt Binder Treated with Polyphosphoric Acid

Figure 7

GPC results of modified asphalt phase. (a) Weight-average molecular weight (Mw). (b) Number-average molecular weight (Mn). (c) Dispersion coefficient (D). (d) Peak molecular weight (Mp).

(a)

(b)

(c)

(d)