Effect of Aromatic Petroleum Resin on Microstructure of SBS Modified Asphalt

Table 5

Maximum particle size and average particle size of SBS.

Content of APR, %	Maximum particle size, μm	Average particle size, μm	Proportion of SBS area, %
0	76.8	13.8	9.59
5	37.92	10.2	9.64
10	34.8	9	9.72
15	23.4	7.2	9.79
20	16.2	5.4	9.77