news tris(dimethylaminopropyl)hexahydrotriazine in the polyurethane insulation layer of refrigerated truck box the application of tris(dimethylaminopropyl)hexahydrotriazine in polyurethane insulation layer in re... 03/19112Tris(dimethylaminopropyl)hexahydrotriazine in the polyurethane insulation layer of refrigerated truck box