Dimethylaminopropylurea: The Unsung Hero Behind Tougher, Greener Polyurethane Elastomers and Sealants By Dr. Lin Wei, Senior Formulation Chemist at NovaPoly Solutions Let’s be honest—when you think of polyurethane elastomers and sealants, your mind probably doesn’t immediately leap to “chemical romance.” But behind every high-performance gasket, resilient shoe sole, or weatherproof win seal lies a quiet...

