news cost-effective use of tetramethylimidazolidinediylpropylamine (tmbpa) in mass-produced insulation materials cost-effective use of tetramethylimidazolidinediylpropylamine (tmbpa) in mass-produced insulation ma... 04/07100Cost-Effective Use of Tetramethylimidazolidinediylpropylamine (TMBPA) in Mass-Produced Insulation Materials