[HTML][HTML] Recent advances in calcium alginate hydrogels encapsulating rejuvenator for asphalt self-healing

P Wan, S Wu, Q Liu, Y Zou, Z Zhao, S Chen - Journal of Road Engineering, 2022 - Elsevier
The inherent self-healing ability of asphalt is insufficient and fails to timely repair the cracks
due to the combined effect of temperature variation, air oxidation, ultraviolet exposure and …

A methodological review on development of crack healing technologies of asphalt pavement

L Zhang, I Hoff, X Zhang, J Liu, C Yang, F Wang - Sustainability, 2023 - mdpi.com
Crack healing has been a key area of asphalt pavement research. In this review, different
crack-healing theories and crack-healing evaluation methods in bitumen and asphalt …

Biobased spore microcapsules for asphalt self-healing

E Alpizar-Reyes, JL Concha… - … Applied Materials & …, 2022 - ACS Publications
Asphalt pavements and bituminous composites are majorly damaged by bitumen aging and
fatigue cracking by traffic load. To add, maintenance and reparation of asphalt pavements is …

Optimised sunflower oil content for encapsulation by vibrating technology as a rejuvenating solution for asphalt self-healing

JL Concha, R Delgadillo, LE Arteaga-Pérez, C Segura… - Polymers, 2023 - mdpi.com
This study aimed to determine an optimal dosage of sunflower oil (ie, Virgin Cooking Oil,
VCO) as a rejuvenator for asphalt self-healing purposes, evaluating its effect on the …

Effect of rejuvenating oil type on the synthesis and properties of alginate-based polynuclear capsules for asphalt self-healing

JL Concha, LE Arteaga-Pérez… - Road Materials and …, 2023 - Taylor & Francis
Encapsulated rejuvenating agents for self-healing of bituminous materials have gained
significant interest within the road scientific community, turning these enhanced materials …

Self-healing performance of asphalt concrete with ca-alginate capsules under low service temperature conditions

H Wang, Q Liu, J Wu, P Wan, F Zhao - Polymers, 2022 - mdpi.com
Calcium alginate capsules containing rejuvenators represent a promising method for
asphalt concrete premaintenance, but their healing capacities under lower temperature …

Optimised biopolymer-based capsules for enhancing the mechanical and self-healing properties of asphalt mixtures

J Norambuena-Contreras, JL Concha… - Materials and …, 2024 - Springer
The growing need to enhance our road infrastructure has driven the development of several
innovative techniques in recent years. Among these advancements, encapsulated …

Mechanical activation assisted of biobased encapsulated rejuvenators to promote asphalt self-healing

JL Concha, M Sáez-Gutierrez… - Materials Today …, 2024 - Elsevier
This research aimed to evaluate the effect of the addition of biobased encapsulated
rejuvenators on the self-healing properties of asphalt mixtures. With this objective …

Impact of Rejuvenator-Modified Mastic on Asphalt Mixture Stiffness: Meso-Scale Discrete Element Method Approach

G Câmara, NM Azevedo, R Micaelo - Buildings, 2023 - mdpi.com
Encapsulated rejuvenators embedded in asphalt mixtures are a promising technology to
extend the service life of asphalt pavements. However, their effects on the asphalt mixture's …

Fatty acid wax from epoxidation and hydrolysis treatments of waste cooking oil: synthesis and properties

Y Liu, XG Fan, MY Liu, L Wang, PY Wang, HR Xu… - RSC …, 2022 - pubs.rsc.org
To provide low-cost wax and a new methodology for utilizing waste cooking oil (WCO), fatty
acid wax based on WCO was synthesized by using epoxidation and hydrolysis treatments …