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Conference object . 2015
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Recolector de Ciencia Abierta, RECOLECTA
Conference object . 2015
License: CC BY NC ND
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Evaluación de la carbonatación de concreto modificado con polímero, utilizando agregado grueso y tereftalato de polietileno reciclados

Authors: Mendivil Escalante, José M.; Gómez Soberón, José Manuel Vicente; Castro Beltrán, Andrés; Corral Higuera, Ramón; Arredondo Rea, Susana Paola; Almaral Sánchez, Jorge Luis;

Evaluación de la carbonatación de concreto modificado con polímero, utilizando agregado grueso y tereftalato de polietileno reciclados

Abstract

En este trabajo de investigación se han estudiado diferentes mezclas de concreto modificado con polímero, constituidas por agregado natural (AN) y un remplazo parcial de agregado grueso de concreto reciclado (AGR) del 25 %, con la adición de 9, 13 y 17% de resina polimérica sintetizada a partir de botellas de tereftalato de polietileno (PET por sus siglas en inglés) post-consumo a través de procesos de reciclaje mecánico y químico. Las probetas de concreto fabricadas fueron expuestas en una cámara de carbonatación acelerada por un lapso de nueve semanas y se determinó el avance del frente de carbonatación y constantes de carbonatación mediante mediciones periódicas por el método de indicador ácido-base con solución de fenolftaleína. La durabilidad del concreto es un factor de gran importancia en la evaluación de la eficiencia de éstos, por lo tanto se estudió la porosidad debido a que juega un papel determinante ya que representa el medio de incorporación de agentes agresivos como el CO2 para los elementos de concreto. De manera general se encontró que la adición de la resina polimérica permite reducir las constantes de carbonatación del concreto, otorgándole mayor durabilidad.

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Spain
Keywords

carbonatación., tereftalato de polietileno, :Edificació::Materials de construcció::Formigó [Àrees temàtiques de la UPC], Concrete -- Testing, agregados reciclados, Àrees temàtiques de la UPC::Edificació::Materials de construcció::Formigó, Concreto modificado con polímero, Formigó -- Investigació

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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