Gelling Polyurethane Amine Catalysts: A Comprehensive Review of DMEA and DMP-30 Abstract: This article provides a comprehensive overview of two widely utilized amine catalysts in polyurethane (PU) systems: Dimethylethanolamine (DMEA) and 2,4,6-Tris(dimethylaminomethyl)phenol (DMP-30). It delves into their chemical structures, reaction mechanisms in PU formation, product parameters, application characteristics, and comparative performance in various PU formulations....