Anti-Yellowing Agents for Polyurethane Adhesives Used in Leather and Synthetic Leather 🌟 Introduction In the world of adhesives, polyurethane (PU) stands tall like a superhero — strong, flexible, and adaptable. It’s the go-to glue for industries ranging from footwear to automotive, especially when it comes to bonding leather and synthetic leather materials. However, even superheroes...