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dc.rights.licenseopenen_US
dc.relation.isnodoubled848358a-7e26-4367-ac2c-598048edf070*
dc.contributor.authorDE FENOYL, Louise
dc.contributor.authorHIREL, Deborah
dc.contributor.authorPEREZ, Emile
hal.structure.identifierChimie et Biologie des Membranes et des Nanoobjets [CBMN]
dc.contributor.authorLECOMTE, Sophie
hal.structure.identifierInstitut Européen de Chimie et Biologie [IECB]
dc.contributor.authorMORVAN, Estelle
dc.contributor.authorDELAMPLE, Mathieu
dc.date.accessioned2020-04-15T09:44:08Z
dc.date.available2020-04-15T09:44:08Z
dc.date.issued2018
dc.identifier.issn0963-9969en_US
dc.identifier.urihttps://oskar-bordeaux.fr/handle/20.500.12278/4263
dc.description.abstractEnThis study deals with the fabrication of inclusion complexes starting from a cross coupling of seven helical polysaccharides (host) and six flavouring agents (guest). Neither of the substrates is considered as an emulsifier when studied alone. Due to a complexation mechanism, the presence of intermolecular hydrogen bonds between substrates was highlighted by infra-red spectroscopy and 13C NMR. In addition, depending on the polysaccharide used, the guest molecule could be preferentially located either inside or in the interstitial spaces of the helix. In a comparison between raw substrates, the inclusion complexes obtained presented the unique interfacial activity of decreasing surface tension values (gamma) and, in some cases, their behaviour in water was similar to that of regular emulsifiers due to the presence of a critical aggregation concentration (CAC). Substrate concentrations and the ratios between them were the main parameters investigated in this study, which focused on the two inclusion complexes: vanillin/amylose and vanillin/iota-carrageenan. The first decreased gamma values by as much as 53mN/m with a double transition, whereas the second could cause gamma fall to 36mN/m with a regular break. In addition, these systems were able to stabilize foams for up to 60min, which confirmed their unique emulsifying properties.
dc.language.isoENen_US
dc.subject.enEmulsifying behaviour
dc.subject.enInterfacial activity
dc.subject.enInclusion complexes
dc.subject.enHelical polysaccharides
dc.subject.enFoams
dc.title.enInterfacial activity and emulsifying behaviour of inclusion complexes between helical polysaccharides and flavouring molecules resulting from non-covalent interactions
dc.typeArticle de revueen_US
dc.identifier.doi10.1016/j.foodres.2017.11.064
dc.subject.halChimie/Matériauxen_US
bordeaux.journalFood research international (Ottawa, Ont.)en_US
bordeaux.page801-811en_US
bordeaux.volume105en_US
bordeaux.hal.laboratoriesInstitut de Chimie & de Biologie des Membranes & des Nano-objets (CBMN) - UMR 5248
bordeaux.institutionBordeaux INPen_US
bordeaux.institutionUniversité de Bordeauxen_US
bordeaux.peerReviewedouien_US
bordeaux.inpressnonen_US
hal.identifierhal-03158211
hal.version1
hal.date.transferred2021-03-03T15:35:57Z
hal.exporttrue
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