Dibutyltin Dilaurate Catalysis in Polyurethane Foaming: Mechanism, Performance, and Application Abstract: Polyurethane (PU) foams are widely used in diverse applications due to their versatility and tunable properties. The formation of PU foam involves complex chemical reactions between isocyanates, polyols, and blowing agents, which are typically catalyzed to achieve desired reaction rates and foam morphologies. Dibutyltin...