Tetramethyl Dipropylenetriamine (TMBPA) in Flame-Retardant Polyurethane Foam Formulations Abstract: Tetramethyl dipropylenetriamine (TMBPA) is an important tertiary amine catalyst widely used in the production of polyurethane (PU) foams. This article provides a comprehensive overview of TMBPA, focusing on its application in flame-retardant PU foam formulations. The discussion encompasses its chemical properties, mechanism of action in PU...