Lewis acid-base pairs catalyzed synthesis of high molecular weight poly(propylene carbonate) from propylene oxide, CO2 and trace amounts of 4,4-Oxydiphthalic anhydride

Key Points

• High molecular weight polypropylene carbonate is efficiently synthesized from propylene oxide, CO2, and a small amount of 4,4-oxydiphthalic anhydride.
• A yield of 85% was achieved utilizing lewis acid-base pairs as catalysts to enhance the reaction rate.
• Analysis includes optimizing reaction conditions to maximize polymer output, demonstrating effective catalysis strategies.
• Findings support further exploration of eco-friendly precursors in polymer chemistry, indicating broader implications for sustainable materials.