Polymeric Antimicrobial Coatings Based on Quaternary Ammonium Compounds
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Synthesis of the Precursors
2.3. Introduction of Antimicrobial Species
2.3.1. Covalently Bound Antimicrobial Groups
2.3.2. Electrostatically Attached Antimicrobial Groups
2.4. Preparation of Antimicrobial Coatings
2.5. Immersion of Coatings in Ultra-Pure Water and Aqueous NaCl Solutions
2.6. Characterization Techniques
2.6.1. Scanning Electron Microscopy (SEM) Examination
2.6.2. Release Studies
2.6.3. Total Organic Carbon (TOC) and Total Nitrogen (TN) Measurements
3. Results and Discussion
4. Conclusions
Supplementary Materials
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Precursors | Feed Composition % (mol AA or GMA) | 1H NMR Composition % (mol AA or GMA) | Mw | PDI | Antimicrobial Copolymers |
---|---|---|---|---|---|
P(VBC-co-AA7) | 10 | 7 | 22,000 | 1.7 | P(VBCHAM-co-AA7) |
P(VBC-co-AA20) | 20 | 20 | 28,200 | 2.7 | P(VBCHAM-co-AA20) |
P(SSΝa-co-GMA6) | 5 | 6 | 27,800 | 1.9 | P(SSAmC16-co-GMA6) |
P(SSΝa-co-GMA20) | 15 | 20 | 12,200 | 1.8 | P(SSAmC16-co-GMA20) |
Complementary Copolymers | Composition, % w/w | Curing Temperature and Time of Curing | Polymeric Coating | |
---|---|---|---|---|
P(SSAmC16-co-GMA20) | P(VBCHAM-co-AA7) | 40/60 | RT (1 day) | C1-RT |
120 °C (1 day) | C1-120 | |||
P(SSAmC16-co-GMA6) | P(VBCHAM-co-AA20) | 40/60 | RT (1 day) | C2-RT |
120 °C (1 day) | C2-120 | |||
P(SSAmC16-co-GMA20) | P(VBCHAM-co-AA20) | 40/60 | RT (1 day) | C3-RT |
120 °C (1 day) | C3-120 | |||
85/15 | 120 °C (1 day) | C4-120 | ||
20/80 | 120 °C (1 day) | C5-120 |
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Druvari, D.; Koromilas, N.D.; Bekiari, V.; Bokias, G.; Kallitsis, J.K. Polymeric Antimicrobial Coatings Based on Quaternary Ammonium Compounds. Coatings 2018, 8, 8. https://doi.org/10.3390/coatings8010008
Druvari D, Koromilas ND, Bekiari V, Bokias G, Kallitsis JK. Polymeric Antimicrobial Coatings Based on Quaternary Ammonium Compounds. Coatings. 2018; 8(1):8. https://doi.org/10.3390/coatings8010008
Chicago/Turabian StyleDruvari, Denisa, Nikos D. Koromilas, Vlasoula Bekiari, Georgios Bokias, and Joannis K. Kallitsis. 2018. "Polymeric Antimicrobial Coatings Based on Quaternary Ammonium Compounds" Coatings 8, no. 1: 8. https://doi.org/10.3390/coatings8010008