Overview: Tetramethylpropanediamine (N,N,N’,N’-Tetramethyl-1,3-propanediamine), a colorless to light yellow transparent liquid, It is soluble in water and alcohol, and its content is generally greater than 98%. Used as a catalyst for polyurethane foams and microcellular elastomers, and also as a curing catalyst for epoxy resin Chinese name Tetramethylpropylenediamine English name N,N,N’,N’-Tetramethyl-1,3-propanediamine (TMPDA) Don’t call N,N,N’,N’-Tetramethyl-1,3-propanediamine, TMPDA…