Materials Based on Quaternized Polysulfones with Potential Applications in Biomedical Field: Structure-Properties...

Area of Science:

• Materials Science
• Biomedical Engineering
• Polymer Chemistry

Background:

• Functionalized polysulfone (PSFQ) exhibits bactericidal properties and good biocompatibility.
• Cellulose acetate phthalate (CAP) and polyvinyl alcohol (PVA) are polymers with potential biomedical applications.
• Investigating polymer blends can lead to enhanced material properties.

Purpose of the Study:

• To evaluate the biomedical potential of PSFQ, CAP, PVA, and their blends (PSFQ/CAP, PSFQ/PVA).
• To understand the relationship between polymer structure, surface properties, and material organization (fibers/films).
• To assess the antimicrobial activity and suitability of these materials for biomedical applications.

Main Methods:

• Rheological property analysis to control structural parameters during polymer processing.
• Surface chemistry and property analysis to characterize the materials.
• Antimicrobial activity testing against various bacterial strains.
• Evaluation of surface morphology, wettability, and water permeation.

Main Results:

• Tailoring the organization form of polymers improved surface morphology and performance, including wettability and water permeation.
• The study established a link between polymer structure-surface properties and material organization.
• Antimicrobial activity was demonstrated, with specific mechanisms of inhibition identified for different bacteria.

Conclusions:

• PSFQ, CAP, PVA, and their blends can be optimized for biomedical applications through controlled processing and organization.
• The developed materials exhibit desirable properties such as enhanced antimicrobial activity and controlled surface characteristics.
• This research provides a basis for selecting efficient polymers and blends for targeted biomaterial applications.