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Asphalts´ aging phenomenon
El fenómeno de envejecimiento de los asfaltos
DOI:
https://doi.org/10.15446/ing.investig.v30n3.18176Keywords:
aging, oxidation, asphalt (en)envejecimiento, oxidación, asfalto (es)
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This work presents a state of the art revision of the results from studies of asphalt aging found by researchers aimed at deepening understanding of this complex phenomenon. The background shows the evolution of asphalt aging, initially considering it as physical hardening and progressively recognizing it as a complex phenomenon having repercussions on asphalt durability and physical-chemical properties. This document aims to be a guide for understanding future investigations for developing new types and mixtures of asphalt having improved properties.
En este trabajo se presenta una revisión actualizada a los resultados del estudio de los procesos de envejecimiento de los asfaltos, encontrados por diversos investigadores, con el fin de profundizar en la comprensión de este fenómeno complejo. Los antecedentes demuestran la evolución del estudio del fenómeno de envejecimiento de los asfaltos, considerado inicialmente como un proceso de endurecimiento físico y progresivamente reconocido como un fenómeno complejo con repercusiones en la durabilidad y las propiedades fisicoquímicas del asfalto. Este documento pretende ser una guía para el emprendimiento de futuras investigaciones relacionadas con el desarrollo de nuevos asfaltos y mezclas asfálticas con propiedades mejoradas.
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