Results 1 to 10 of about 908 (131)

Insight into the compatibility behaviors between various rejuvenators and aged bitumen: Molecular dynamics simulation and experimental validation [PDF]

Materials & Design, 2022
The compatibility potential of rejuvenators plays an important role in improving the blending degree of rejuvenated bitumen. This study aims at estimating the efficiency of molecular dynamics (MD) simulation in predicting the compatibility between ...
Shisong Ren, Xueyan Liu, Peng Lin, Yangming Gao, Sandra Erkens   +4 more
doaj   +3 more sources

The role of rejuvenators in embedded damage healing for asphalt pavement [PDF]

Materials & Design, 2021
Rejuvenator encapsulation technique showed great potential for extrinsic asphalt pavement damage healing. Once the capsules are embedded within asphalt pavement, the healing is activated on-demand via progressing microcrack.
S. Xu, X. Liu, A. Tabaković, P. Lin, Y. Zhang, S. Nahar, B.J. Lommerts, E. Schlangen   +7 more
doaj   +3 more sources

Influence of rejuvenators on bitumen ageing in hot recycled asphalt mixtures [PDF]

Journal of Traffic and Transportation Engineering (English ed. Online), 2018
The use of reclaimed asphalt pavement (RAP) in new hot mix asphalt (HMA) by means of hot recycling techniques generates the advantage linked to the exploitation of both lytic and bituminous component, consequently leading to the decrease of both virgin ...
Giorgia Mazzoni, Edoardo Bocci, Francesco Canestrari   +2 more
doaj   +3 more sources

Developing a multi-scale framework to predict and evaluate cohesion and adhesion of rejuvenated bitumen: Insights from molecular dynamics simulations and experiments

Materials and Design
Rejuvenators are crucial for efficient asphalt pavement recycling, but their effectiveness varies widely based on factors like bitumen source, aging degree, and rejuvenator composition.
Sandra Erkens, Shisong Ren
exaly   +3 more sources

Chemo-mechanical characterization and data-driven correlation analysis of rejuvenated bitumen via artificial neural network

Materials and Design
The chemo-mechanical properties of bitumen undergo significant alternations during aging and rejuvenation, posing challenges for accurately evaluating and enhancing rejuvenation efficiency in asphalt recycling. This study investigates how bitumen source,
Eli I Assaf, Sandra Erkens, Shisong Ren   +2 more
exaly   +3 more sources

Unraveling the critical indicators for evaluating the high-temperature performance of rejuvenator-aged bitumen blends

Case Studies in Construction Materials, 2023
This study aims to systematically investigate the influence of rejuvenator type/dosage and the aging degree of bitumen on the rutting resistance, flow behavior, and elastic/creep potential of rejuvenated bitumen at high temperatures.
Shisong Ren, Xueyan Liu, Sandra Erkens
doaj   +1 more source

Aging and rejuvenation effects on the rheological response and chemical parameters of bitumen

Journal of Materials Research and Technology, 2023
The rejuvenation efficiency of aged bitumen is the main concern when developing rejuvenating agents. It is necessary to develop a method to assess the efficiency of rejuvenators using rheological parameters in the whole frequency region. To this end, the
Shisong Ren, Xueyan Liu, Aikaterini Varveri, Sadaf Khalighi, Ruxin Jing, Sandra Erkens   +5 more
doaj   +1 more source

ESEM observation and rheological analysis of rejuvenated SBS modified bitumen

Materials & Design, 2021
Observing the microstructure of bituminous binders with an environmental scanning electron microscope (ESEM) can contribute significantly to reveal the underlying rejuvenation mechanism.
P. Lin, X. Liu, P. Apostolidis, S. Erkens, Y. Zhang, S. Ren   +5 more
doaj   +1 more source

Use of Recycled Oils as Rejuvenators for Bituminous Binders

Chemical Engineering Transactions, 2021
The addition of rejuvenators agents (RJ) into bitumen allows increasing the amount of recycled asphalt in new mixtures. In the preliminary part of this study, three different type of oils were tested as potentials RJ: a mineral oil from the automotive ...
Norma Mallegni, Miriam Cappello, Sara Filippi, Pietro Leandri, Giovanni Polacco, Massimo Losa   +5 more
doaj   +1 more source

Towards very high RAP content asphalt mixes: A comprehensive performance-based study of rejuvenated binders

Journal of Traffic and Transportation Engineering (English ed. Online), 2021
Hot recycling of reclaimed asphalt pavement (RAP) from replacement of deteriorated asphalt pavements is a widespread technique, and able to ensure clear economic and environmental benefits. For this reason, paving industries, agencies and researchers are
Marco Pasetto, Andrea Baliello, Giovanni Giacomello, Emiliano Pasquini   +3 more
doaj   +1 more source