Results 11 to 20 of about 2,009,626 (215)

Biocidal polymers (II): Determination of biological activity of novel N-halamine biocidal polymers and evaluation for use in water filters

open access: yesReactive and Functional Polymers, 2008
Novel N-halamine biocidal polymers were prepared by co-polymerizing a heterocyclic ring-based monomer with tolylene-2,6-diisocyanate and toluene-2,4-diisocyanate. The resulting polyurethanes were halogenated; chlorinated, brominated or iodinated. The rate of bacterial killing by the halogenated derivatives was determined both with and without halogen ...
A. Ahmed   +4 more
semanticscholar   +5 more sources

Biocidal polymers active by contact. V. Synthesis of polysiloxanes with biocidal activity

open access: yesJournal of Applied Polymer Science, 2000
Polysiloxanes with 3-(alkyldimethylammonio)propyl pendant groups were synthesized by quaternization of n-octyldimethylamine or n-dodecyldimethylamine with linear polysiloxanes containing 3-chloropropyl groups and/or 3-bromopropyl groups attached to silicon atoms.
G. Sauvet   +3 more
semanticscholar   +2 more sources

Novel Biocomposite of Starch and Flax Fiber Modified with Tannic Acid with Biocidal Properties. [PDF]

open access: yesPolymers (Basel)
The purpose of this paper was to develop novel biocomposites with biocidal properties in microorganisms, with enhanced mechanical strength and hydrophobicity as well as with increased biodegradation rates.
Stepczyńska M   +4 more
europepmc   +2 more sources

Silver and Antimicrobial Polymer Nanocomplexes to Enhance Biocidal Effects

open access: yesInternational Journal of Molecular Sciences
Antimicrobial resistance has become a major problem over the years and threatens to remain in the future, at least until a solution is found. Silver nanoparticles (Ag-NPs) and antimicrobial polymers (APs) are known for their antimicrobial properties and ...
D. Pereira   +5 more
semanticscholar   +4 more sources

Nonleaching Biocidal N-Halamine-Functionalized Polyamine-, Guanidine-, and Hydantoin-Based Coatings. [PDF]

open access: yesInd Eng Chem Res
Fibrous materials with inherent antimicrobial properties can help in real-time deactivation of microorganisms, enabling multiple uses while reducing secondary infections. Coatings with antiviral polymers enhance the surface functionality for existing and
Bromberg L   +4 more
europepmc   +2 more sources

Evaluation of antimicrobial action of silver composite microspheres based on styrene-divinylbenzene copolymer [PDF]

open access: yesPolímeros, 2020
This article reports the evaluation of the antimicrobial activity of a silver composite based on sulfonic resin. The antimicrobial action of the composite was evaluated against Escherichia coli, Pseudomonas aeruginosa and Staphylococcus aureus through ...
Maria Aparecida Larrubia Granado Moreira Rodrigues Mandu   +4 more
doaj   +1 more source

Biocide Coating from Polydiallyldimethylammonium Chloride—What Molecular Weight Should We Choose?

open access: yesPhyschem, 2023
Biocidal compositions based on interpolyelectrolyte complexes and a low molecular weight antibiotic can become a promising material for creating biocidal coatings, as they combine wash-off resistance and dual biocidal action due to the biocide and the ...
Vladislava A. Pigareva   +2 more
doaj   +1 more source

Antimicrobial activity of silver composites obtained from crosslinked polystyrene with polyHIPE structures

open access: yesPolímeros, 2021
The literature reports several potential applications of polymers prepared with high internal phase emulsions (HIPEs). However, the evaluation of these materials as supports for antimicrobial agents has not been explored.
Roberta Trovão Santos   +6 more
doaj   +1 more source

Bacterial capsular polysaccharides with antibiofilm activity share common biophysical and electrokinetic properties

open access: yesNature Communications, 2023
Bacterial biofilms are surface-attached communities that are difficult to eradicate due to a high tolerance to antimicrobial agents. The use of non-biocidal surface-active compounds to prevent the initial adhesion and aggregation of bacterial pathogens ...
Joaquín Bernal-Bayard   +14 more
doaj   +1 more source

Alcohol-Based Hand Sanitizers: Does Gelling Agent Really Matter?

open access: yesGels, 2022
Hand hygiene, social distancing, and face covering are considered the first protection against Coronavirus spreading. The high demand during the COVID-19 emergency has driven a frenetic production and marketing of hand sanitizer gels.
Ivana d’Angelo   +11 more
doaj   +1 more source

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