Multistep synthesis of heterocyclic Schiff base–derived polybenzoxazines for direct carbonization into N, O, S–co-doped microporous carbons with dual CO2 capture and supercapacitor performance

Key Points

• Microporous carbons derived from polybenzoxazines exhibit enhanced CO2 capture capabilities and improved supercapacitor performance, indicating multifunctional applications.
• The dual performance metrics highlight the unique advantages of these materials in energy and environment applications, particularly in carbon capture.
• Assessment involved a multistep synthesis process to optimize the Schiff base-derived polybenzoxazines for enhanced carbonization outcomes.
• These findings support the development of advanced carbon materials, potentially leading to better solutions for carbon capture and energy storage applications.