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Development of water-in-oil pickering emulsions from sodium oleate surface-modified nano-hydroxyapatite

dc.contributor.authorRibeiro, Andreia
dc.contributor.authorManrique, Yaidelin A.
dc.contributor.authorLopes, José Carlos B.
dc.contributor.authorDias, Madalena M.
dc.contributor.authorBarreiro, M.F.
dc.date.accessioned2022-03-11T11:58:19Z
dc.date.available2022-03-11T11:58:19Z
dc.date.issued2022
dc.description.abstractThe stabilisation of water-in-oil (W/O) Pickering emulsions is still a challenge for the scientific community. In this work, sodium oleate (SO) surface modified nano-hydroxyapatite (n-HAp) particles were produced and tested as W/O stabilisers. The modified n-HAp particles presented a wettability dependent on the used SO content, switching from hydrophilic (initial state) to hydrophobic (one SO layer) and back to hydrophilic (two SO layers). The Pickering emulsions produced with the particles holding one SO layer (contact angle ~90 ◦) showed their tight adsorption at the water-oil interface (confocal analysis), and maintained the stability up to 15 days. Overall this work provides new developments in the field of W/O Pickering emulsions, a topic less studied than O/W, opening new avenues for several applications.pt_PT
dc.description.sponsorshipThis work was financially supported by: Base- UIDB/50020/2020 and Programmatic- UIDP/50020/2020 Funding of LSRE-LCM, funded by national funds through FCT/MCTES (PIDDAC), and Base Funding - UIDB/00690/2020 of CIMO - Centro de Investigação de Montanha - funded by national funds through FCT/MCTES (PIDDAC). Andreia Ribeiro acknowledges her PhD fellowship funded by Project NORTE-08-5369-FSE-000028, supported by N2020, under PT2020, through ESF. Authors thank Fluidinova S.A. for providing samples of nanoXIM-102Paste.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationRibeiro, Andreia; Manrique, Yaidelin A.; Lopes, José Carlos B.; Dias, Madalena M.; Barreiro, M.F. (2022). Development of water-in-oil pickering emulsions from sodium oleate surface-modified nano-hydroxyapatite. Surfaces and Interfaces. ISSN 2468-0230. 29, p. 1-9pt_PT
dc.identifier.doi10.1016/j.surfin.2022.101759pt_PT
dc.identifier.issn2468-0230
dc.identifier.urihttp://hdl.handle.net/10198/25206
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.relationLaboratory of Separation and Reaction Engineering - Laboratory of Catalysis and Materials
dc.relationLaboratory of Separation and Reaction Engineering - Laboratory of Catalysis and Materials
dc.relationMountain Research Center
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectHydroxyapatitept_PT
dc.subjectSodium oleatept_PT
dc.subjectSurface modificationpt_PT
dc.subjectW/O Pickering emulsionspt_PT
dc.subjectStabilitypt_PT
dc.titleDevelopment of water-in-oil pickering emulsions from sodium oleate surface-modified nano-hydroxyapatitept_PT
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleLaboratory of Separation and Reaction Engineering - Laboratory of Catalysis and Materials
oaire.awardTitleLaboratory of Separation and Reaction Engineering - Laboratory of Catalysis and Materials
oaire.awardTitleMountain Research Center
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDB%2F50020%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDP%2F50020%2F2020/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDB%2F00690%2F2020/PT
oaire.citation.startPage101759pt_PT
oaire.citation.titleSurfaces and Interfacespt_PT
oaire.citation.volume29pt_PT
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
oaire.fundingStream6817 - DCRRNI ID
person.familyNameBarreiro
person.givenNameFilomena
person.identifier.ciencia-id3418-47D5-5746
person.identifier.orcid0000-0002-6844-333X
person.identifier.ridL-9802-2014
person.identifier.scopus-author-id57188719717
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
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relation.isAuthorOfPublication.latestForDiscovery0391987c-ba90-488b-839a-153447ce1f0f
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