Multifunctional leather surface embedded with zinc oxide nanoparticles by pulsed laser ablation method.

Area of Science:

• Materials Science
• Nanotechnology
• Biotechnology

Background:

• Leather modification is crucial for enhancing material properties.
• Zinc oxide (ZnO) nanoparticles offer unique properties for material functionalization.
• Pulsed laser ablation in liquid media is an emerging technique for nanoparticle synthesis and surface decoration.

Purpose of the Study:

• To develop a one-pot method for decorating leather with ZnO nanoparticles.
• To investigate the impact of varying ZnO nanoparticle concentrations on leather properties.
• To evaluate the antibacterial efficacy of the modified leather.

Main Methods:

• Pulsed laser ablation in liquid media was used to generate and deposit ZnO nanoparticles onto leather.
• Characterization techniques included X-ray diffraction, UV-visible spectroscopy, SEM, EDS, and TGA.
• Antibacterial activity was assessed against Escherichia coli and Staphylococcus aureus.

Main Results:

• ZnO nanoparticles were successfully integrated onto the leather surface, forming spherical structures.
• The modified leather exhibited improved water resistance, water vapor permeability, and UV-shielding.
• Leather decorated with ZnO nanoparticles showed significant antibacterial activity against E. coli and S. aureus.

Conclusions:

• The one-pot pulsed laser ablation method is effective for creating multifunctional leather structures.
• ZnO nanoparticle decoration enhances the physical and antibacterial properties of leather.
• This approach offers a promising route for developing advanced leather materials.