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Synthesis of Hydrotalcite from Phosphate Tailings and Its Effect on the Anti-Ultraviolet Aging Properties of Asphalt Binder
Publisher: ASCE
Abstract: Ultraviolet (UV) aging can cause serious degradation of asphalt performance and shorten the service life of asphalt pavement. In this research, a kind of layered ultraviolet reflective material Ca/Mg/Al layered dihydroxyl ...
Induction Healing of Porous Asphalt Concrete Beams on an Elastic Foundation
Publisher: American Society of Civil Engineers
Abstract: The objective of this paper is to evaluate the healing capacity of steel wool–reinforced porous asphalt concrete. The healing is initiated with induction heating. Bending fracture tests on an elastic foundation are used ...
Research on the Induction Heating Thermal Properties of Asphalt Concrete via Pixel-Level Analysis
Publisher: American Society of Civil Engineers
Abstract: Induction heating of asphalt concrete has the characteristics of high crack repair efficiency and environmental sustainability. However, the uneven temperature distribution and local overheating obstruct its widespread ...
Effects of Antioxidant-Intercalated LDHs on Long-Term Thermal Oxidation Aging and Ultraviolet Aging Resistances of SBS-Modified Asphalt
Publisher: American Society of Civil Engineers
Abstract: This research aimed to enhance the ultraviolet aging and long-term thermal oxidation aging resistances of styrene-butadiene-styrene (SBS)-modified asphalt simultaneously. For this purpose, antioxidant 1222–intercalated ...
Environmentally Friendly End-Capped Polyurethane for Enhancing Asphalt–Granite Adhesion
Publisher: American Society of Civil Engineers
Abstract: The poor adhesion of asphalt–granite limits the application of granite. This research aims to enhance the adhesion of asphalt and granite by establishing chemical connections between the hydroxyl groups on granite surface ...
Effect of Dynamic Disulfide Bonds on Microstructure, Storage Stability, and Self-Healing Performance of Desulfurized Waste Crumb Rubber–Modified Asphalt
Publisher: American Society of Civil Engineers
Abstract: Endowing waste crumb rubber–modified asphalt (CRMA) with superior self-healing capability can extend the service life of asphalt pavement. In this study, 3,3’-dithiodipropionic acid (DPA) with dynamic disulfide bonds was ...
Investigation of the Release and Self-Healing Properties of Calcium Alginate Capsules in Asphalt Concrete under Cyclic Compression Loading
Publisher: ASCE
Abstract: Calcium alginate capsule encapsulating rejuvenators are a new approach to enhance the self-healing property of asphalt, but the release and self-healing properties of calcium alginate capsules in asphalt concrete under ...