Anti-bacterial article

Anti-bacterial article comprising a substrate having a layer of immobilised phage thereon, wherein the phage are immobilised on the substrate by ionic bonds and wherein said layer of immobilised bacteriophage further comprises a non-ionic surfactant (e.g. alcohol ethoxylate). The ionic bonds may ari...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Marzena Zdziarska, Elizabeth Tatlock
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Anti-bacterial article comprising a substrate having a layer of immobilised phage thereon, wherein the phage are immobilised on the substrate by ionic bonds and wherein said layer of immobilised bacteriophage further comprises a non-ionic surfactant (e.g. alcohol ethoxylate). The ionic bonds may arise due to corona treatment of, or a primer layer upon, the substrate. The primer layer may comprise a polyurethane. The substrate may be a polyolefin film. Film may have a clarity of more than 90 %, haze of less than 10 %, transmission of more than 90 % or a gloss of more than 60 %. A method of creating the anti-bacterial article comprising the step of coating a substrate with the solution of phage and non-ionic surfactant. Coating step may be gravure coating. Solution may be dried on substrate at above room temperature, preferably > 40 °C. Also claimed is a packaging made from the anti-bacterial article.