Polyurethane Foam Cell Opener: Fine-Tuning Resilience and Hand-Feel Introduction Polyurethane (PU) foam is a versatile material widely used across various industries, including furniture, automotive, bedding, packaging, and insulation. Its properties, such as density, resilience, tensile strength, and hand-feel, can be tailored to specific applications through careful control of the formulation and manufacturing process. One crucial...