Membranes Coated with Graphene-Based Materials: A Review

Area of Science:

• Materials Science
• Chemical Engineering
• Environmental Science

Background:

• Graphene's unique single-layer structure offers exceptional properties.
• Graphene and graphene oxide are utilized as nanoscale building blocks for advanced separation membranes.
• Graphene-based membranes have demonstrated significant potential in water and gas purification over the last decade.

Purpose of the Study:

• To review the latest scientific and engineering advancements in graphene-based membranes.
• To explore breakthroughs in synthesizing graphene and its composites for diverse membrane forms.
• To examine the efficiency of these membranes in water separation and decontamination.

Main Methods:

• Synthesis of various graphene and composite materials for membrane fabrication.
• Development of membrane structures including nanoporous layers, laminates, and compounds.
• Application of techniques like cross-linking, layer-by-layer assembly, and coating for water treatment.

Main Results:

• Graphene-based membranes exhibit excellent performance in water and gas purification.
• Diverse synthesis routes enable tailored membrane structures and tunable physicochemical properties.
• Various fabrication methods enhance separation and decontamination efficiencies.

Conclusions:

• Graphene-based membranes represent a cutting-edge technology for separation and purification.
• Continued research in synthesis and fabrication will drive further innovation in membrane applications.
• This review provides comprehensive, up-to-date information for researchers in multiple disciplines.