journal article·2022-06-10Open access

Hybrid Antimicrobial Films Containing a Polyoxometalate-Ionic Liquid

Ana G. Enderle, Isabel Franco-Castillo, Elena Atrián-Blasco, Rafael Martín-Rapún, Leonardo Lizarraga, María J. Culzoni, Mariela Bollini, Jesús M. de la Fuente, Filomena Silva, Carsten Streb, Scott G. Mitchell

ACS Applied Polymer Materials· Volume 4· Issue 6

Abstract

The increasing resistance of pathogenic microorganisms against common treatments requires innovative concepts to prevent infection and avoid long-term microbe viability on commonly used surfaces. Here, we report the preparation of a hybrid antimicrobial material based on the combination of microbiocidal polyoxometalate-ionic liquids (POM-ILs) and a biocompatible polymeric support, which enables the development of surface coatings that prevent microbial adhesion. The composite material is based on an antibacterial and antifungal room-temperature POM-IL composed of guanidinium cations (N,N,N′,N′-tetramethyl-N″, N″-dioctylguanidinum) combined with lacunary Keggin-type polyoxotungstate anions, [α-SiW11O39]8–. Integration of the antimicrobial POM-IL into the biocompatible, flexible, and stable polymer poly(methyl methacrylate) (PMMA) results in processable films, which are suitable as surface coatings or packaging materials to limit the proliferation and spread of pathogenic microorganisms (e.g., on public transport and hospital surfaces, or in ready-to-eat-food packaging).
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Polyoxometalates: Synthesis and Applications · biodegradable polymer synthesis and properties · Advanced Nanomaterials in Catalysis

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Institute of Inorganic Chemistry I, Ulm University, Albert-Einstein-Allee 11, 89081 Ulm, Germany

Centro de Investigaciones en Bionanociencias (CIBION), CONICET, Godoy Cruz, 2390, C1425FQD Ciudad de Buenos Aires, Argentina

Laboratorio de Desarrollo Analítico y Quimiometría (LADAQ), Universidad Nacional del Litoral─CONICET, Ciudad Universitaria, Paraje El Pozo, CC242, S3000 Santa Fe, Argentina

Instituto de Nanociencia y Materiales de Aragón (INMA-CSIC), Consejo Superior de Investigaciones Científicas-Universidad de Zaragoza, c/Pedro Cerbuna 12, 50009 Zaragoza, Spain

CIBER de Bioingeniería, Biomateriales y Nanomedicina, Instituto de Salud Carlos III, 28029 Madrid, Spain

ARAID─Agencia Aragonesa para la Investigación y el Desarrollo, Av. Ranillas, 1D, 2B, 50018 Zaragoza, Spain

Facultad de Veterinaria, Universidad de Zaragoza, Calle Miguel Servet 117, 50013 Zaragoza, Spain

Funding

Deutscher Akademischer Austauschdienst · Consejo Superior de Investigaciones Cient?ficas · Gobierno de Arag?n · Ministerio de Ciencia, Innovaci?n y Universidades · Universidad Nacional del Litoral · Consejo Nacional de Investigaciones Cient?ficas y T?cnicas · Agencia Nacional de Promoci?n Cient?fica y Tecnol?gica · H2020 Marie Sklodowska-Curie Actions · European Social Fund

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