reducing curing time with tetramethyl dipropylenetriamine (tmbpa) in industrial sealants abstract: tetramethyl dipropylenetriamine (tmbpa) is a tertiary amine catalyst increasingly utilized in industrial sealant formulations. this article provides a comprehensive overview of tmbpa’s application in reducing curing time, focusing on its chemical properties, mechanism of action, advantages, disadvantages, safety considerations, and comparative performance with other...