ANTIMICROBIAL/ANTIVIRAL POLYAMIDE FILM COMPOSITIONS
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United States of America Patent
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Issued Date -
May 18, 2023
app pub date -
Nov 15, 2022
filing date -
Nov 15, 2022
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Abstract
An antimicrobial film comprising antimicrobial film comprising from 50 wt % to 99.99 wt % of a polyamide composition, and from 10 wppm to 6000 wppm of zinc (and/or copper) dispersed within the film; wherein the film demonstrates: an antimicrobial efficacy to Staphylococcus aureus and Escherichia coli log reduction greater than 2.0, as determined by ISO 22196 (modified), and a slow rate puncture resistance greater than 1.5 N/μm as measured according to ASTM F1306.
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