news tetramethylimidazolidinediylpropylamine (tmbpa) catalyzed reactions for lightweight aerospace composites tetramethylimidazolidinediylpropylamine (tmbpa) catalyzed reactions for lightweight aerospace compos... 04/0790Tetramethylimidazolidinediylpropylamine (TMBPA) Catalyzed Reactions for Lightweight Aerospace Composites