The effect of micron sized wood fibers in wood plastic composites

The popularity and demand for wood plastic composites (WPC) has focused research on fiber properties associated with performance. In this study, maple wood fibers (WF) were ball milled and classified into discrete size fractions. Fiber analyses showed only three distinct WF size classes (80-100, 100...

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Autores principales: Gallagher,Lance W, McDonald,Armando G
Lenguaje:English
Publicado: Universidad del Bío-Bío 2013
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-221X2013000300009
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spelling oai:scielo:S0718-221X20130003000092014-09-16The effect of micron sized wood fibers in wood plastic compositesGallagher,Lance WMcDonald,Armando G Flexural properties HDPE rheometry wood fiber wood plasticcomposites The popularity and demand for wood plastic composites (WPC) has focused research on fiber properties associated with performance. In this study, maple wood fibers (WF) were ball milled and classified into discrete size fractions. Fiber analyses showed only three distinct WF size classes (80-100, 100-200 and <200 mesh). High density polyethylene (HDPE) based WPC were made from classified WF (10 to 50%). The effect of WF size, loading, and maleated polyethylene (MAPE) coupling agent on WPC rheological behavior (torque rheometry and melt flow rate (MFR)) and flexural properties were examined. The WPC MFR decreased with wood loading, increased with a reduction in WF size. The modulus of rupture (MOR) was shown to increase with a reduction in WF size and increase with the addition of MAPE. The increase in MOR is likely due to an increase in the interfacial interaction between the polymer and WF. Modulus of elasticity (MOE) was shown to increase with an increase in wood loading and decrease with a decrease in WF size. The toughness of the WPC was shown to increase with a decrease in WF size and increase upon addition of MAPE.info:eu-repo/semantics/openAccessUniversidad del Bío-BíoMaderas. Ciencia y tecnología v.15 n.3 20132013-10-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-221X2013000300009en10.4067/S0718-221X2013005000028
institution Scielo Chile
collection Scielo Chile
language English
topic Flexural properties
HDPE
rheometry
wood fiber
wood plasticcomposites
spellingShingle Flexural properties
HDPE
rheometry
wood fiber
wood plasticcomposites
Gallagher,Lance W
McDonald,Armando G
The effect of micron sized wood fibers in wood plastic composites
description The popularity and demand for wood plastic composites (WPC) has focused research on fiber properties associated with performance. In this study, maple wood fibers (WF) were ball milled and classified into discrete size fractions. Fiber analyses showed only three distinct WF size classes (80-100, 100-200 and <200 mesh). High density polyethylene (HDPE) based WPC were made from classified WF (10 to 50%). The effect of WF size, loading, and maleated polyethylene (MAPE) coupling agent on WPC rheological behavior (torque rheometry and melt flow rate (MFR)) and flexural properties were examined. The WPC MFR decreased with wood loading, increased with a reduction in WF size. The modulus of rupture (MOR) was shown to increase with a reduction in WF size and increase with the addition of MAPE. The increase in MOR is likely due to an increase in the interfacial interaction between the polymer and WF. Modulus of elasticity (MOE) was shown to increase with an increase in wood loading and decrease with a decrease in WF size. The toughness of the WPC was shown to increase with a decrease in WF size and increase upon addition of MAPE.
author Gallagher,Lance W
McDonald,Armando G
author_facet Gallagher,Lance W
McDonald,Armando G
author_sort Gallagher,Lance W
title The effect of micron sized wood fibers in wood plastic composites
title_short The effect of micron sized wood fibers in wood plastic composites
title_full The effect of micron sized wood fibers in wood plastic composites
title_fullStr The effect of micron sized wood fibers in wood plastic composites
title_full_unstemmed The effect of micron sized wood fibers in wood plastic composites
title_sort effect of micron sized wood fibers in wood plastic composites
publisher Universidad del Bío-Bío
publishDate 2013
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-221X2013000300009
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