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Up‐recycling oil produced water as the media‐base for the production of xanthan gum

dc.contributor.authorSampaio, Igor Carvalho Fontes
dc.contributor.authorCrugeira, Pedro Jorge Louro
dc.contributor.authorFerreira, Joalene de Azevedo Santos
dc.contributor.authorSantos, Jacson Nunes
dc.contributor.authorMatos, Josilene Borges Torres Lima
dc.contributor.authorPinheiro, Antonio Luiz Barbosa
dc.contributor.authorChinalia, Fabio Alexandre
dc.contributor.authorAlmeida, Paulo Fernando de
dc.date.accessioned2022-05-16T15:54:42Z
dc.date.available2022-05-16T15:54:42Z
dc.date.issued2022
dc.description.abstractProduced water (PW) and crude glycerin (CG) are compounds overproduced by the oil and biodiesel industry and significant scientific efforts are being applied for properly recycling them. The aim of this research is to combine such industrial byproducts for sustaining the production of xanthan by Xanthomonas campestris. Xanthan yields and viscosity on distinct PW ratios (0, 10, 15, 25, 50, 100) and on 100% dialyzed PW (DPW) in shaker batch testing identified DPW treatment as the best approach for further bioreactor experiments. Such experiments showed a xanthan yield of 17.3 g/L within 54 h and a viscosity of 512 mPa s. Physical-chemical characterization (energy dispersive X-ray spectroscopy, scanning electron microscopy and Raman spectroscopy) showed similarities between the produced gum and the experimental control. This research shows a clear alternative for upcycling high salinity PW and CG for the generation of a valued bioproduct for the oil industry.pt_PT
dc.description.sponsorshipThe authors acknowledge the support by ANP - Agência Nacional de Petróleo, Gás Natural e Biocombustíveis, related to the grant from R&D investment rule, and the financed support by Petrogal Brasil S.A. (34/2017). The authors also would like to thank the Multi-User Electronic Microscopy Laboratory of the Physics Institute of the Federal University of Bahia for carrying out the SEM and EDS analyzes.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationSampaio, Igor Carvalho Fontes; Crugeira, Pedro Jorge Louro; Ferreira, Joalene de Azevedo Santos; Santos, Jacson Nunes dos; Matos, Josilene Borges Torres Lima; Pinheiro, Antonio Luiz Barbosa; Chinalia, Fabio Alexandre; Almeida, Paulo Fernando de (2022). Up‐recycling oil produced water as the media‐base for the production of xanthan gum. Biopolymers. ISSN 1097-0282. p. 1-9pt_PT
dc.identifier.doi10.1002/bip.23488pt_PT
dc.identifier.eissn0006-3525
dc.identifier.issn1097-0282
dc.identifier.urihttp://hdl.handle.net/10198/25464
dc.language.isoporpt_PT
dc.peerreviewedyespt_PT
dc.publisherJohn Wileypt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectCrude glycerinpt_PT
dc.subjectProduced waterpt_PT
dc.subjectReusept_PT
dc.subjectStirred-tank bioreactorpt_PT
dc.subjectXanthan gumpt_PT
dc.titleUp‐recycling oil produced water as the media‐base for the production of xanthan gumpt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.titleBiopolymerspt_PT
person.familyNameCrugeira
person.givenNamePedro
person.identifier.ciencia-id8F17-E60C-A45D
person.identifier.orcid0000-0002-7084-3711
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
relation.isAuthorOfPublicationce777646-e21d-4491-a8a8-345efc9517a1
relation.isAuthorOfPublication.latestForDiscoveryce777646-e21d-4491-a8a8-345efc9517a1

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