Polyurethane Catalyst PC-77 in High-Resilience Mattress Foams for the Furniture Industry Abstract: Polyurethane (PU) foams, particularly high-resilience (HR) foams, are widely used in the furniture industry, especially for mattress manufacturing. The performance of these foams is significantly influenced by the catalysts employed during the synthesis process. PC-77, a tertiary amine catalyst, plays a crucial role...