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      Uso de la cáscara de nuez en la fabricación de aglomerados Translated title: Use of walnut shell in the production of particleboards

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          Abstract

          El aumento global en la producción de nueces ha generado una cantidad significativa de residuos, que normalmente terminan en vertederos y causan impactos ambientales adversos. Estos residuos ocupan grandes extensiones de terreno y contaminan el suelo a través de procesos de descomposición. Chile, conocido por ser un importante productor de nueces, especialmente de la variedad Chandler, posee un valioso recurso en forma de cáscaras de nuez. Estas cáscaras pueden utilizarse como materia prima en la fabricación de innovadores materiales de construcción. Este artículo se enfoca en determinar las propiedades de absorción, hinchamiento, densidad, resistencia a la flexión y resistencia a la compresión de muestras prismáticas fabricadas con cáscaras de nuez Chandler. Estas muestras se unieron utilizando dos tipos de adhesivos PVAc: uno comúnmente utilizado para uniones de madera y otro diseñado específicamente para resistir la humedad. Los resultados demuestran la viabilidad de este material aglomerado, mostrando su estabilidad y capacidad para resistir esfuerzos moderados.

          Translated abstract

          The global increase in walnut production has resulted in significant waste generation, typically ending up in landfills and causing adverse environmental impacts. The waste occupies large land areas and contaminates the soil through decomposition processes. Chile, known for being a major producer of walnuts, particularly the Chandler variety, possesses a valuable waste resource in the form of walnut shells. These shells can be utilized as raw material in the manufacturing of innovative construction materials. This article focuses on determining the absorption, swelling, density, flexural strength, and compressive strength properties of prismatic samples made from Chandler walnut shells. These samples were bonded using two types of PVAc adhesives: one commonly used for wood joints, and another specifically designed for moisture resistance. The results demonstrate the viability of this particleboard, showcasing its stability and ability to withstand moderate stress.

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          Most cited references28

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          Characterization of walnut, almond, and pine nut shells regarding chemical composition and extract composition

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            Technological performance of formaldehyde-free adhesive alternatives for particleboard industry

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              The potential for using walnut (Juglans regia L.) shell as a raw material for wood-based particleboard manufacturing

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                Author and article information

                Journal
                oyp
                Obras y proyectos
                Obras y Proyectos
                Universidad Católica de la Santísima Concepción (Concepción, , Chile )
                0718-2813
                December 2023
                : 34
                : 92-99
                Affiliations
                [2] Copiapó Atacama orgnameUniversidad de Atacama orgdiv1Centro Regional de Investigación y Desarrollo Sustentable de Atacama CRIDESAT Chile
                [1] Copiapó Atacama orgnameUniversidad de Atacama orgdiv1Departamento de Construcción Chile amin.nazer@ 123456uda.cl
                Article
                S0718-28132023000200092 S0718-2813(23)00003400092
                10.21703/0718-2813.2023.34.2449
                d2cf9077-f513-4fc3-b8f6-a7b2e52bb773

                This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.

                History
                : 02 November 2023
                : 05 July 2023
                Page count
                Figures: 0, Tables: 0, Equations: 0, References: 29, Pages: 8
                Product

                SciELO Chile

                Categories
                Artículos

                construcción,characterization,construction,particleboard,waste,Walnut shell,caracterización,aglomerado,residuo,cáscara de nuez

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