news Applications of Tetramethylimidazolidinediylpropylamine (TMBPA) in Accelerating Polyurethane Rigid Foam Expansion Tetramethylimidazolidinediylpropylamine (TMBPA): A Powerful Catalyst for Accelerating Polyurethane R... 04/0739Applications of Tetramethylimidazolidinediylpropylamine (TMBPA) in Accelerating Polyurethane Rigid Foam Expansion