Wood-Polypropylene Composites: Influence of Processing on the Particle Shape and Size in Correlation with the Mechanical Properties Using Dynamic Image Analysis

dc.date.accessioned2024-05-27T15:50:27Z
dc.date.available2024-05-27T15:50:27Z
dc.date.issued2018-11-16
dc.descriptionOriginally published at https://doi.org/10.3139/217.3446eng
dc.identifierdoi:10.17170/kobra-202404119980
dc.identifier.urihttp://hdl.handle.net/123456789/15789
dc.language.isoeng
dc.relation.doidoi:10.3139/217.3446
dc.rightsUrheberrechtlich geschützt
dc.rights.urihttps://rightsstatements.org/page/InC/1.0/
dc.subject.ddc620
dc.subject.ddc660
dc.subject.swdPolypropylenger
dc.subject.swdWood-Plastic-Compositeger
dc.subject.swdTeilchenformger
dc.subject.swdTeilchengrößeger
dc.subject.swdBildanalyseger
dc.subject.swdMechanische Eigenschaftger
dc.titleWood-Polypropylene Composites: Influence of Processing on the Particle Shape and Size in Correlation with the Mechanical Properties Using Dynamic Image Analysiseng
dc.typeAufsatz
dc.type.versionpublishedVersion
dcterms.abstractThe particle size and shape are of momentous significance for the mechanical properties of plastic composites. However, natural fillers, like wood, are not consistent in these attributes. In order to investigate the shared traits between these characteristics, WPCs were produced using polypropylene, hardwood and softwood fillers with different particle sizes and a coupling agent. Afterwards, specimens were processed using an injection molding machine. The filler sizes and shapes were measured using dynamic image analysis. Furthermore, a shortening of coarser particles was detected. Mechanical tests were carried out to gain information about the tensile, flexural and Charpy impact properties. Neither very coarse nor very fine particles showed the best results. Instead, medium-sized particles proved to be the best option. The evaluation of the particle geometry verified a definite correlation between the shape and the mechanical properties, especially regarding the convexity, which can be a useful indicator of the quality of fiber-matrix interaction. The fiber orientation in the matrix was visualized with images taken by X-ray micro tomography.eng
dcterms.accessRightsopen access
dcterms.creatorSälzer, Philipp
dcterms.creatorFeldmann, Maik Wilhelm
dcterms.creatorHeim, Hans-Peter
dcterms.source.identifiereissn:2195-8602
dcterms.source.issueHeft 5
dcterms.source.journalInternational Polymer Processingeng
dcterms.source.pageinfo677-687
dcterms.source.volumeBand 343
kup.iskupfalse

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