In situ formation of silver nanoparticles for multifunctional cotton containing cyclodextrin.

Area of Science:

• Materials Science
• Textile Chemistry
• Nanotechnology

Background:

• Cotton fabrics are susceptible to microbial contamination, necessitating effective antibacterial treatments.
• Developing durable and eco-friendly antibacterial finishes for textiles is a significant challenge.

Purpose of the Study:

• To develop a new approach for functionalizing cotton fabrics to impart antibacterial properties.
• To synthesize and characterize novel polymeric materials for cotton modification.
• To evaluate the antibacterial activity and resilience of the modified cotton fabrics.

Main Methods:

• Synthesis of monochlorotriazinyl-β-cyclodextrin grafted with acrylic acid (MCT-βCD-g-PAA) and β-cyclodextrin grafted with acrylic acid (βCD-g-PAA) copolymers.
• Chemical modification of cotton fabrics using the reactive copolymer, followed by silver ion treatment and in situ reduction to form silver nanoparticles.
• Characterization using FTIR, SEM, and X-ray diffraction to confirm structural changes.
• Assessment of antibacterial activity and fabric resilience.

Main Results:

• Successful synthesis and characterization of two distinct polymeric copolymers.
• Demonstrated effective functionalization of cotton fabrics with silver nanoparticles.
• Modified fabrics exhibited superior antibacterial activity against tested microbes.
• Enhanced fabric resilience and stabilization were observed post-treatment.

Conclusions:

• The developed method provides an effective route for producing antibacterial cotton fabrics.
• The combination of polymer functionalization and silver nanoparticles offers a promising strategy for advanced textile finishing.
• The modified fabrics present potential for applications requiring antimicrobial properties and durability.