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Architectural Engineering Commons

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Missouri University of Science and Technology

2023

Aged SBS-Modified asphalt

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Full-Text Articles in Architectural Engineering

Rejuvenation Effect Of Aged Sbs-Modified Asphalt Utilizing Molecule Analysis, Ke Shi, Feng Ma, Jenny Liu, Zhen Fu, Ruimeng Song, Dongdong Yuan, Chen Li Jun 2023

Rejuvenation Effect Of Aged Sbs-Modified Asphalt Utilizing Molecule Analysis, Ke Shi, Feng Ma, Jenny Liu, Zhen Fu, Ruimeng Song, Dongdong Yuan, Chen Li

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

The Performance of Styrene-Butadiene-Styrene Modified Asphalt (SBSMA) is Significantly Impacted by its Aging and Regeneration. in This Research, the Molecular Dynamics Simulation Was Utilized to Investigate the Rejuvenation Effect of Active Reagents on Aged SBS Modified Asphalt through the Following Tasks: 1) Verifying the Accuracy of the Asphalt Model by Density and Solubility Parameters; 2) Assessing the Changes in the Rejuvenated Asphalt Model's Energetic Parameters and Volume Parameters, 3) Studying the Interaction Energy between SBS Molecules and Asphalt Molecule Models, and 4) Evaluating the Relative Concentration, Interfacial Interaction Energy, and Diffusion Effect of the Asphalt-Asphalt Models. the Results Indicated that …