Adhesion analysis between geopolymer and mineral-asphalt composite

The article presents research on the influence of the variable composition of geopolymer concrete on its ability to bond with asphalt concrete. The experimental variables included the proportion of mortar in the geopolymer concrete, the molarity of NaOH in the activator, and the thickness of the ge...

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Main Author: Krzsztof Granatyr
Format: Article
Language:English
Published: Lublin University of Technology 2025-06-01
Series:Budownictwo i Architektura
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Online Access:http://212.182.16.119:80/index.php/bia/article/view/6866
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author Krzsztof Granatyr
author_facet Krzsztof Granatyr
author_sort Krzsztof Granatyr
collection DOAJ
description The article presents research on the influence of the variable composition of geopolymer concrete on its ability to bond with asphalt concrete. The experimental variables included the proportion of mortar in the geopolymer concrete, the molarity of NaOH in the activator, and the thickness of the geopolymer layer in the road composite. The curing conditions remained constant. Tests were conducted to evaluate interlayer adhesion using the Leutner method, as well as compressive strength, shrinkage, and temperature deformation. The obtained results confirm the interlayer bonding values in each tested case. The interlayer adhesion test was performed according to a three-factor experimental design at three levels of variability. The factors considered were: geopolymer layer thickness (15, 30, 45 mm), molar concentration of NaOH in the activator (8, 10, 12 mol/L), and mortar content in geopolymer concrete (45%, 55%, 65%). All factors significantly influenced interlayer adhesion. The shrinkage of the geopolymer and mineral-asphalt composite was lower than that of geopolymer concrete. Additionally, deformation at both low and high temperatures was lower in the geopolymer and mineral-asphalt composite.
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publisher Lublin University of Technology
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spelling doaj-art-dbb637f45e094f158dd57a61851b4cd82025-06-26T09:25:27ZengLublin University of TechnologyBudownictwo i Architektura1899-06652544-32752025-06-0124210.35784/bud-arch.6866Adhesion analysis between geopolymer and mineral-asphalt compositeKrzsztof Granatyr0https://orcid.org/0009-0001-6763-1742Faculty of Civil and Environmental Engineering; Bialystok University of Technology; The article presents research on the influence of the variable composition of geopolymer concrete on its ability to bond with asphalt concrete. The experimental variables included the proportion of mortar in the geopolymer concrete, the molarity of NaOH in the activator, and the thickness of the geopolymer layer in the road composite. The curing conditions remained constant. Tests were conducted to evaluate interlayer adhesion using the Leutner method, as well as compressive strength, shrinkage, and temperature deformation. The obtained results confirm the interlayer bonding values in each tested case. The interlayer adhesion test was performed according to a three-factor experimental design at three levels of variability. The factors considered were: geopolymer layer thickness (15, 30, 45 mm), molar concentration of NaOH in the activator (8, 10, 12 mol/L), and mortar content in geopolymer concrete (45%, 55%, 65%). All factors significantly influenced interlayer adhesion. The shrinkage of the geopolymer and mineral-asphalt composite was lower than that of geopolymer concrete. Additionally, deformation at both low and high temperatures was lower in the geopolymer and mineral-asphalt composite. http://212.182.16.119:80/index.php/bia/article/view/6866geopolymer and asphalt compositesinterlayer adhesionthin protective layers
spellingShingle Krzsztof Granatyr
Adhesion analysis between geopolymer and mineral-asphalt composite
Budownictwo i Architektura
geopolymer and asphalt composites
interlayer adhesion
thin protective layers
title Adhesion analysis between geopolymer and mineral-asphalt composite
title_full Adhesion analysis between geopolymer and mineral-asphalt composite
title_fullStr Adhesion analysis between geopolymer and mineral-asphalt composite
title_full_unstemmed Adhesion analysis between geopolymer and mineral-asphalt composite
title_short Adhesion analysis between geopolymer and mineral-asphalt composite
title_sort adhesion analysis between geopolymer and mineral asphalt composite
topic geopolymer and asphalt composites
interlayer adhesion
thin protective layers
url http://212.182.16.119:80/index.php/bia/article/view/6866
work_keys_str_mv AT krzsztofgranatyr adhesionanalysisbetweengeopolymerandmineralasphaltcomposite