Investigating the Compatibility of KPU Special Anti-Yellowing Agent with Other KPU Additives Introduction: A Tale of Yellow Fears and Chemical Solutions 🧪✨ In the world of polyurethane chemistry, especially when it comes to KPU (Kinetic Polyurethane) materials, one of the most persistent and frustrating issues is yellowing. Whether you’re manufacturing shoes, coatings, or synthetic leather,...