Enhanced Rejuvenator Diffusion
A fine recycled asphalt pavement material treated with supercritical carbon dioxide, enabling rejuvenator diffusion that restores aged asphalt closer to unaged state while improving cracking resistance.
Huang, Wenke · Haiyong, Wu · Xuexu, Liu · Haoran, Gu · Haolong, Yang · Yin, Yingmei
Construction and Building Materials 2025
Reduced compression, tensile, shear strength, and fracture energy compared to untreated fine RAP
Improved crack resistance in semi-circular bending and splitting tests
Molecular dynamics simulation shows significantly improved rejuvenator diffusivity