Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer Composites

In wood–polymer composites (WPCs), regardless of the origin of the filler and its dimensions, their significant role in changing the properties of the WPCs’ material was found. Given the above, it is of particular importance to determine the size of the wood filler particles after their production....

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Main Authors: Iwona Michalska-Pożoga, Marcin Szczepanek
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/14/21/6251
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author Iwona Michalska-Pożoga
Marcin Szczepanek
author_facet Iwona Michalska-Pożoga
Marcin Szczepanek
author_sort Iwona Michalska-Pożoga
collection DOAJ
description In wood–polymer composites (WPCs), regardless of the origin of the filler and its dimensions, their significant role in changing the properties of the WPCs’ material was found. Given the above, it is of particular importance to determine the size of the wood filler particles after their production. In addition, it is also important to determine the degree of distribution of the filler in the polymer matrix. The methodology for determining particle size and distribution is complex, even when using image analysis computer systems. This article presents the application and implementation of the multi-stage procedure for determining the size of wood particles and the degree of their distribution in the WPCs by means of image analysis using a numerical calculation program. The procedure, co-authored by the researchers at the Koszalin University of Technology and School of Mechanical and Materials Engineering, is published in the Industrial Crops and Products 2016 Comparing the results obtained for the PP/Lignocel 3-4 and PP/Lignocel C120 composites produced under highly different conditions in the target zone, it was found that the degree of the component distribution in the polymer matrix was significantly influenced by the width of the target gap. In both cases, the best homogeneity of the material and a good distribution of the filler in the polymer matrix was achieved within the parameters that have a mild effect on the material and allow it to stay longer in the plasticizing system, i.e., Ws = 1.0–3.0 mm with simultaneous impact medium to high speed in the range n = 26–40 rpm.
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spelling doaj.art-043690d20b6a4ea4b7e1c22ce4f6736b2023-11-22T21:09:18ZengMDPI AGMaterials1996-19442021-10-011421625110.3390/ma14216251Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer CompositesIwona Michalska-Pożoga0Marcin Szczepanek1Faculty of Mechanical Engineering, Koszalin University of Technology, Raclawicka 15-17, 75-620 Koszalin, PolandFaculty of Marine Engineering, Maritime University of Szczecin, Wały Chrobrego 1-2, 70-500 Szczecin, PolandIn wood–polymer composites (WPCs), regardless of the origin of the filler and its dimensions, their significant role in changing the properties of the WPCs’ material was found. Given the above, it is of particular importance to determine the size of the wood filler particles after their production. In addition, it is also important to determine the degree of distribution of the filler in the polymer matrix. The methodology for determining particle size and distribution is complex, even when using image analysis computer systems. This article presents the application and implementation of the multi-stage procedure for determining the size of wood particles and the degree of their distribution in the WPCs by means of image analysis using a numerical calculation program. The procedure, co-authored by the researchers at the Koszalin University of Technology and School of Mechanical and Materials Engineering, is published in the Industrial Crops and Products 2016 Comparing the results obtained for the PP/Lignocel 3-4 and PP/Lignocel C120 composites produced under highly different conditions in the target zone, it was found that the degree of the component distribution in the polymer matrix was significantly influenced by the width of the target gap. In both cases, the best homogeneity of the material and a good distribution of the filler in the polymer matrix was achieved within the parameters that have a mild effect on the material and allow it to stay longer in the plasticizing system, i.e., Ws = 1.0–3.0 mm with simultaneous impact medium to high speed in the range n = 26–40 rpm.https://www.mdpi.com/1996-1944/14/21/6251image analysisparticles’ sizedegree of filler’s distributionwood–polymer composites (WPCs)
spellingShingle Iwona Michalska-Pożoga
Marcin Szczepanek
Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer Composites
Materials
image analysis
particles’ size
degree of filler’s distribution
wood–polymer composites (WPCs)
title Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer Composites
title_full Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer Composites
title_fullStr Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer Composites
title_full_unstemmed Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer Composites
title_short Analysis of Particles’ Size and Degree of Distribution of a Wooden Filler in Wood–Polymer Composites
title_sort analysis of particles size and degree of distribution of a wooden filler in wood polymer composites
topic image analysis
particles’ size
degree of filler’s distribution
wood–polymer composites (WPCs)
url https://www.mdpi.com/1996-1944/14/21/6251
work_keys_str_mv AT iwonamichalskapozoga analysisofparticlessizeanddegreeofdistributionofawoodenfillerinwoodpolymercomposites
AT marcinszczepanek analysisofparticlessizeanddegreeofdistributionofawoodenfillerinwoodpolymercomposites