Ionic liquids for sustainable SO2 capture: Mechanisms, critical factors and prospects

Key Points

• SO2 capture efficiency is significantly influenced by ionic liquid properties and solubility effects, promoting better environmental practices.
• Performance metrics indicate that certain ionic liquids can enhance SO2 capture rates by up to 70%, showcasing their potential.
• Investigation of mechanisms shows that adsorption dynamics and interactions with SO2 play crucial roles in capture effectiveness.
• Highlights the need for further studies on practical applications, indicating that while promising, ionic liquid methods require more testing for viability.