Coaxial 3D Printing Zeolite Core-Shell Structured Catalysts for Integrated NO x Adsorption and Selective Catalytic Reduction in Cold Start Application

Key Points

• The aim is to develop zeolite core-shell catalysts that effectively combine NOx adsorption and catalytic reduction during cold starts.
• Developed coaxial 3D printing technique for catalyst fabrication.
• Characterized zeolite structures and properties.
• Evaluated NOx adsorption and reduction performance under cold start conditions.
• Achieved significant reduction of NOx emissions during cold starts.
• Demonstrated enhanced efficiency compared to traditional catalysts.
• Showed successful integration of adsorption and catalytic functions.