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Re-use assessment of thermoset composite wastes as aggregate and filler replacement for concrete-polymer composite materials: a case study regarding GFRP pultrusion wastes

dc.contributor.authorC. S. Ribeiro, Maria
dc.contributor.authorMeira Castro, Ana C.
dc.contributor.authorSilva, Francisco
dc.contributor.authorSantos, Jorge M.
dc.contributor.authorMeixedo, Joao Paulo
dc.contributor.authorFiúza, António
dc.contributor.authorDinis, M. L.
dc.contributor.authorAlvim, Mário Rui
dc.date.accessioned2014-01-24T17:24:31Z
dc.date.available2014-01-24T17:24:31Z
dc.date.issued2015
dc.description.abstractGlass fibre-reinforced plastics (GFRP), nowadays commonly used in the construction, transportation and automobile sectors, have been considered inherently difficult to recycle due to both the cross-linked nature of thermoset resins, which cannot be remoulded, and the complex composition of the composite itself, which includes glass fibres, polymer matrix and different types of inorganic fillers. Hence, to date, most of the thermoset based GFRP waste is being incinerated or landfilled leading to negative environmental impacts and additional costs to producers and suppliers. With an increasing awareness of environmental matters and the subsequent desire to save resources, recycling would convert an expensive waste disposal into a profitable reusable material. In this study, the effect of the incorporation of mechanically recycled GFRP pultrusion wastes on flexural and compressive behaviour of polyester polymer mortars (PM) was assessed. For this purpose, different contents of GFRP recyclates (0%, 4%, 8% and 12%, w/w), with distinct size grades (coarse fibrous mixture and fine powdered mixture), were incorporated into polyester PM as sand aggregates and filler replacements. The effect of the incorporation of a silane coupling agent was also assessed. Experimental results revealed that GFRP waste filled polymer mortars show improved mechanical behaviour over unmodified polyester based mortars, thus indicating the feasibility of GFRP waste reuse as raw material in concrete-polymer composites.por
dc.identifier.doi10.1016/j.resconrec.2013.10.001pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.22/3463
dc.language.isoengpor
dc.publisherElsevierpor
dc.relation.publisherversionhttp://www.sciencedirect.com/science/article/pii/S0921344913001985#por
dc.subjectGlass fibre reinforced polymerspor
dc.subjectThermoset composite wastespor
dc.subjectMechanical recyclingpor
dc.subjectPolymer concrete materialspor
dc.subjectMechanical behaviourpor
dc.subjectNonparametric factorial data analysispor
dc.titleRe-use assessment of thermoset composite wastes as aggregate and filler replacement for concrete-polymer composite materials: a case study regarding GFRP pultrusion wastespor
dc.typejournal article
dspace.entity.typePublication
oaire.citation.titleResources, Conservation and Recycling
person.familyNameSantos Ribeiro
person.familyNameMeira Castro
person.familyNameSilva
person.familyNameMeixedo
person.givenNameMaria Cristina
person.givenNameAna C.
person.givenNameFrancisco
person.givenNameJoao Paulo
person.identifier1422904
person.identifier.ciencia-id4D16-0456-CC3B
person.identifier.ciencia-id4114-8077-FF55
person.identifier.ciencia-idB81C-4758-2D59
person.identifier.ciencia-id4C12-9D21-74DD
person.identifier.orcid0000-0003-4008-3720
person.identifier.orcid0000-0001-5579-6550
person.identifier.orcid0000-0001-8570-4362
person.identifier.orcid0000-0003-4565-924X
person.identifier.ridJ-4061-2013
person.identifier.ridA-3027-2012
person.identifier.ridI-5708-2015
person.identifier.scopus-author-id7201715506
person.identifier.scopus-author-id37070861900
person.identifier.scopus-author-id56870827300
rcaap.rightsopenAccesspor
rcaap.typearticlepor
relation.isAuthorOfPublication71a108af-ab01-4989-9733-88fe877733cf
relation.isAuthorOfPublication270998d3-93af-4186-a5cc-9045b6958d3b
relation.isAuthorOfPublicationd050c135-4d9d-4fb2-97d1-cac97be3f6b9
relation.isAuthorOfPublication6812da91-102d-4887-be36-a02e0771011a
relation.isAuthorOfPublication.latestForDiscovery71a108af-ab01-4989-9733-88fe877733cf

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