Development of a new rejuvenator for aged SBS modified asphalt binder

K Shi, F Ma, J Liu, R Song, Z Fu, J Dai, C Li… - Journal of Cleaner …, 2022 - Elsevier
The objective of this study is to evaluate the effectiveness of active reagents (ie, methylene-
bis (4-cyclohexylisocyanate)(HMDI) and 1, 6-hexanediol diglycidyl ether (HDE)) and …

[HTML][HTML] Study on compatibility mechanism of plasticizer and asphalt based on molecular dynamics

Y Gao, W Tian, J Zhu, M Liao, Y Xie - Materials & Design, 2023 - Elsevier
This work aims to reveal the compatibility mechanism of different plasticizers with the base
asphalt using molecular dynamics (MD) simulation. For this purpose, four kinds of …

Evaluating the effects of oxidation and the deagglomerating potential of selected additives on asphaltene aggregation via computational modeling

X Li, W Cao - Construction and Building Materials, 2023 - Elsevier
Economic and environmental sustainability has been a significant stimulus to the use of
recycled asphalt materials in the pavement industry. In this practice, rejuvenators are usually …

Comparative evaluation on decay process of asphalt-aggregate interfaces under solution erosion

C Li, W Qin, Z Fu, J Dai, F Ma - Construction and Building Materials, 2023 - Elsevier
In order to analyze the decay process of fractions of asphalt mixture caused by solution
erosion, molecular dynamics (MD) simulations and dynamic shear rheometer (DSR) tests …

[HTML][HTML] The molecular mechanisms of plasticizers in rejuvenating oxidized asphalt: A preliminary study

W Cao - Materials & Design, 2023 - Elsevier
Plasticizers are common additives used to enhance the flexibility and workability of polymer
materials. Recent findings suggest a great potential for typical plasticizers being used as …

Analysis of rheological behavior and anti-aging properties of SBS modified asphalt incorporating UV absorbent and naphthenic oil (NPO)

F Ma, C Zhu, Z Fu, C Li, Y Hou, X Jiang… - Construction and Building …, 2023 - Elsevier
This study aimed to comprehensively enhance the antiaging performance of SBS-modified
asphalt (SBSMA) and make it available for long-life applications. UV absorbent (UV-531) …

Binary eutectic phase change materials application in cooling asphalt: An assessment for thermal stability and durability

J Dai, F Ma, Z Fu, C Sangiorgi, P Tataranni… - Colloids and Surfaces A …, 2024 - Elsevier
Organic eutectic phase change materials (PCM) show great promise as thermal storage
agents for regulating the temperature of asphalt pavements. Assessing their aging …

The rejuvenating potential of plasticizers on oxidatively aged asphalts: rheological and molecular dynamics perspectives

W Cao, X Li - Polymers, 2022 - mdpi.com
Recycle and reuse of waste asphalt materials in the pavement industry has brought
tremendous contributions to the infrastructure sustainability and environmental preservation …

Molecular dynamics study on the effect of rheological performance of asphalt with different plasticizers

W Tian, Y Gao, Y Li, J Zhu, M Zhan, S Wang - Construction and Building …, 2023 - Elsevier
The main aim of this study is to explore how various plasticizers affect the rheological
properties of asphalt and the causes of their varying effects on asphalt. Four plasticizers …

Optimization and validation of waste bio-oil based high-performance rejuvenator for rejuvenating aged bitumen

M Guo, M Liang, H Liu, X Du - Materials and Structures, 2023 - Springer
In order to efficiently utilize the waste bituminous pavement materials and waste bio-oil, the
composition of bio-oil rejuvenator was optimized. The rejuvenation efficiency of the waste …