Tuning Mg-Al Hydrotalcite Structure through Mg/Al Ratio and K2CO3 Impregnation for Enhanced Biodiesel Catalysis

Key Points

• The research aims to optimize the structure of hydrotalcites for better performance in biodiesel catalysis through varying Mg/Al ratios and K2CO3 impregnation.
• Synthesis of hydrotalcites via co-precipitation.
• Modification using incipient wetness impregnation.
• Characterization of synthesized catalysts.
• The catalyst with the optimal Mg/Al ratio exhibited superior catalytic activity for biodiesel production.
• K2CO3 impregnation led to improved stability and efficiency of the catalyst.