Effects of UV Aging on Physical Properties and Physicochemical Properties of ASA Polymer-Modified Asphalt

Figure 8

ASA-modified asphalt under different UV aging times of microscopic morphology. (a) 76.25 h-200 times. (b) 152.5 h-200 times. (c) 228 h-200 times. (d) 305 h-200 times. (e) 76.25 h-2000 times. (f) 152.5 h-2000 times. (g) 228 h-2000 times. (h) 305 h-2000 times.

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