Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix

The physical and mechanical behavior of experimental mixtures with additions of cassava starch, carboxymethyl cellulose, and hydrated lime in a clay matrix is described. The added elements accounted for 3% of the weight of the mixes and the clay matrix for 97%. Mixing water was incorporated in diffe...

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Main Authors: Oswaldo Hurtado-Figueroa, Alfonso Cobo Escamilla, Humberto Varum, Romel J. Gallardo Amaya
Format: Article
Language:English
Published: Elsevier 2024-07-01
Series:Case Studies in Construction Materials
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214509524001736
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author Oswaldo Hurtado-Figueroa
Alfonso Cobo Escamilla
Humberto Varum
Romel J. Gallardo Amaya
author_facet Oswaldo Hurtado-Figueroa
Alfonso Cobo Escamilla
Humberto Varum
Romel J. Gallardo Amaya
author_sort Oswaldo Hurtado-Figueroa
collection DOAJ
description The physical and mechanical behavior of experimental mixtures with additions of cassava starch, carboxymethyl cellulose, and hydrated lime in a clay matrix is described. The added elements accounted for 3% of the weight of the mixes and the clay matrix for 97%. Mixing water was incorporated in different % according to the workability and molding of the mixes. Tests indicated the influence of additions on volumetric changes, particle detachment, and mechanical strength of the experimental mixtures. It was concluded that percentages ≥ 50% carboxymethylcellulose favored properties in mixtures. The opposite result was obtained with the addition of lime. Mixtures with additions of 25% cassava starch and 75% carboxymethylcellulose reported similar mechanical behavior and no particle detachment.
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spelling doaj.art-a289eddc445349678a598f0be2d3b6a32024-03-03T04:29:45ZengElsevierCase Studies in Construction Materials2214-50952024-07-0120e03022Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrixOswaldo Hurtado-Figueroa0Alfonso Cobo Escamilla1Humberto Varum2Romel J. Gallardo Amaya3Escuela Técnica Superior de Edificación, Universidad Politécnica de Madrid—UPM, Madrid 28040, Spain; Grupo de Investigación en Construcción, Geotecnia y Medio Ambiente—GIGMA, Universidad Francisco de Paula Santander Ocaña—UFPSO, Ocaña 546552, Colombia; Corresponding author at: Escuela Técnica Superior de Edificación, Universidad Politécnica de Madrid—UPM, Madrid 28040, Spain.Escuela Técnica Superior de Edificación, Universidad Politécnica de Madrid—UPM, Madrid 28040, SpainCONSTRUCT-LESE, Departamento de Engenharia Civil, Faculdade de Engenharia da Universidade do Porto, FEUP, Porto 4200-465, PortugalGrupo de Investigación en Construcción, Geotecnia y Medio Ambiente—GIGMA, Universidad Francisco de Paula Santander Ocaña—UFPSO, Ocaña 546552, ColombiaThe physical and mechanical behavior of experimental mixtures with additions of cassava starch, carboxymethyl cellulose, and hydrated lime in a clay matrix is described. The added elements accounted for 3% of the weight of the mixes and the clay matrix for 97%. Mixing water was incorporated in different % according to the workability and molding of the mixes. Tests indicated the influence of additions on volumetric changes, particle detachment, and mechanical strength of the experimental mixtures. It was concluded that percentages ≥ 50% carboxymethylcellulose favored properties in mixtures. The opposite result was obtained with the addition of lime. Mixtures with additions of 25% cassava starch and 75% carboxymethylcellulose reported similar mechanical behavior and no particle detachment.http://www.sciencedirect.com/science/article/pii/S2214509524001736Cassava starchHydrated limeClayCarboxymethylcelluloseMechanical strength
spellingShingle Oswaldo Hurtado-Figueroa
Alfonso Cobo Escamilla
Humberto Varum
Romel J. Gallardo Amaya
Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix
Case Studies in Construction Materials
Cassava starch
Hydrated lime
Clay
Carboxymethylcellulose
Mechanical strength
title Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix
title_full Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix
title_fullStr Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix
title_full_unstemmed Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix
title_short Effect of cassava starch, hydrated lime, and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix
title_sort effect of cassava starch hydrated lime and carboxymethylcellulose on the physicomechanical behavior of mixtures with clay matrix
topic Cassava starch
Hydrated lime
Clay
Carboxymethylcellulose
Mechanical strength
url http://www.sciencedirect.com/science/article/pii/S2214509524001736
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