Abstract: A large amount of soybean oil (20%–30% mass ratio of neat asphalt) was selected to partially replace petroleum asphalt. The high-temperature behavior of soybean oil bioasphalt was enhanced by polyphosphoric acid (PPA). ...

Abstract: To study the correlation between the chemical composition and rheological properties of neat asphalt after aging and rejuvenation, the neat asphalt with different aging time was prepared, and its rheological properties ...