N/O-Functionalized MOFs with Nonpolar Channels for Efficient Natural Gas Purification and Carbon Capture

Key Points

• The study aims to develop a MOF with effective molecular separation capabilities for natural gas purification and carbon capture.
• Synthesis of PyC-Zn-MOF with nitrogen/oxygen bifunctional sites
• Characterization of pore structure and functionalization
• Evaluation of CH4/C2H6/C3H8 and CO2/N2 separation efficiencies
• Achieved CH4 purity greater than 95% under optimal conditions
• Demonstrated effective CO2/N2 separation capabilities
• Showed high selectivity for hydrocarbons over nitrogen