Coating of surgical masks with quaternized chitosan aiming at inactivating coronavirus and antibacterial activity

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual de Campinas (UNICAMP)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorKerwald, Jonas-
Autor(es): dc.creatorde Moura Junior, Celso Fidelis-
Autor(es): dc.creatorFreitas, Emanuelle Dantas-
Autor(es): dc.creatorOchi, Deise-
Autor(es): dc.creatorSorrechia, Rodrigo-
Autor(es): dc.creatorPietro, Rosemeire Cristina Linhari Rodrigues-
Autor(es): dc.creatorBeppu, Marisa Masumi-
Data de aceite: dc.date.accessioned2025-08-21T19:15:25Z-
Data de disponibilização: dc.date.available2025-08-21T19:15:25Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-06-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.carpta.2023.100315-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/248879-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/248879-
Descrição: dc.descriptionSARS-CoV-2 caused a global pandemic with high transmission rates, even with widespread vaccination. In addition to isolation and prevention measures, it is important to find new solutions to inactivate the virus and prevent its viability on surfaces, such as clothing and face masks. Chitosan derivatives, with their antibacterial activity, biocompatibility, and non-toxicity, are a promising option for coating these components with virucidal materials. N-(2-hydroxypropryl)-3-trimethylammonium chloride, a quaternized chitosan derivative with degrees of substitution ranging from 59 to 93%, was synthesized. This derivative was used to coat cotton and polypropylene fabrics, such as face masks, without visibly affecting their morphology or filtering capacity. In vitro tests demonstrated that the coatings produced had high antiviral activity against coronavirus, with efficacy up to 99.99%, and were also bactericidal against E. coli and S. aureus. These results show that quaternized chitosan derivatives have great potential to be used as virucidal coatings, helping to prevent the spread of SARS-Cov-2 and other pathogens on surfaces, which can even be useful for the quick development of solutions for future pandemics.-
Descrição: dc.descriptionCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)-
Descrição: dc.descriptionSchool of Chemical Engineering Department of Materials and Bioprocess Engineering University of Campinas, Av. Albert Einstein, Campinas-
Descrição: dc.descriptionSchool of Pharmaceutical Sciences Department of Drugs and Medicines São Paulo State University, Rodovia Araraquara-Jaú, Km 1, SP-
Descrição: dc.descriptionSchool of Pharmaceutical Sciences Department of Drugs and Medicines São Paulo State University, Rodovia Araraquara-Jaú, Km 1, SP-
Descrição: dc.descriptionCAPES: 88881.505221/2020–01-
Idioma: dc.languageen-
Relação: dc.relationCarbohydrate Polymer Technologies and Applications-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectChitosan-
Palavras-chave: dc.subjectCoating-
Palavras-chave: dc.subjectCoronavirus-
Palavras-chave: dc.subjectInactivation-
Palavras-chave: dc.subjectQuaternization-
Título: dc.titleCoating of surgical masks with quaternized chitosan aiming at inactivating coronavirus and antibacterial activity-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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