Polyurethane as a modifier for road asphalt: A literature review

G Huang, T Yang, Z He, L Yu, H Xiao - Construction and Building Materials, 2022 - Elsevier
During its service life, ordinary asphalt pavement frequently develops rutting, cracking,
spalling, and other ailments. Polyurethanes (PUs) are frequently utilized in the construction …

Discussion on molecular dynamics (MD) simulations of the asphalt materials

H Yao, J Liu, M Xu, J Ji, Q Dai, Z You - Advances in Colloid and Interface …, 2022 - Elsevier
The application of asphalt materials in pavement engineering has been increasingly
widespread and sophisticated over the past several decades. Variations in the properties of …

A methodological review on self-healing asphalt pavements

BR Anupam, UC Sahoo, AK Chandrappa - Construction and Building …, 2022 - Elsevier
Maintenance and rehabilitation at appropriate time is essential for the asphalt pavements to
serve the traffic till the end of their design lives. However, frequent production and …

Studies on the validity of strain sensors for pavement monitoring: A case study for a fiber Bragg grating sensor and resistive sensor

Z Liu, X Gu, C Wu, H Ren, Z Zhou, S Tang - Construction and Building …, 2022 - Elsevier
To address the problems associated with the validity of pavement sensor measurement, a
method of combining indoor experiments with finite element (FE) simulations for strain …

Synthesis of environmental-curable CO2-based polyurethane and its enhancement on properties of asphalt binder

X Gong, Q Liu, H Wang, P Wan, S Chen, J Wu… - Journal of Cleaner …, 2023 - Elsevier
The polyurethane (PU) modified asphalt prepared by melting method has poor thermal
storage stability and the PU used is normally synthesized from non-renewable …

Evaluation of self-healing properties of asphalt mixture containing steel slag under microwave heating: Mechanical, thermal transfer and voids microstructural …

J Liu, T Zhang, H Guo, Z Wang, X Wang - Journal of Cleaner Production, 2022 - Elsevier
In this work, the asphalt mixture was prepared by partially replacing limestone with steel
slag, and the self-healing properties under microwave heating (MH) were studied. Firstly, the …

Dynamic chemistry approach for self-healing of polymer-modified asphalt: A state-of-the-art review

K Wei, X Cao, Y Wu, Z Cheng, B Tang… - Construction and Building …, 2023 - Elsevier
With the development of long-life asphalt pavement, it has attracted considerable attention to
improving the durability of pavement engineering materials. An effective action is the use of …

Bio-modified rubberized asphalt binder: A clean, sustainable approach to recycle rubber into construction

L Lyu, J Pei, D Hu, G Sun, EH Fini - Journal of Cleaner Production, 2022 - Elsevier
This paper introduces a hybrid utilization of scrap tires and bio-oil made from biomass waste
to create bio-modified rubberized asphalt for use in roadway construction. This in turn …

Investigating the bio-rejuvenator effects on aged asphalt through exploring molecular evolution and chemical transformation of asphalt components during oxidative …

D Hu, X Gu, Q Dong, L Lyu, B Cui, J Pei - Journal of Cleaner Production, 2021 - Elsevier
Using a rejuvenator to increase the dose of reclaimed asphalt pavement (RAP) materials in
asphalt mixtures is a sustainable practice in the pavement industry. However, the …

Atomic mechanisms of separation failure at the asphalt–aggregate interface and its dependence on aging and rejuvenation: Insights from molecular dynamics …

D Hu, X Gu, F Yang, Z Zhou, W Bo, B Cui, J Pei - Applied Surface Science, 2022 - Elsevier
The microscopic interfacial properties between asphalt and aggregates determine the
macroscopic cracking behaviors of asphalt mixtures. To provide guidance on durability …