cost-effective solutions with trimethylaminoethyl piperazine amine catalyst in industrial polyurethane processes introduction polyurethane (pu) is a versatile polymer material widely employed in diverse applications, including coatings, adhesives, sealants, elastomers, and foams. the synthesis of pu involves the reaction between a polyol and an isocyanate. this reaction is typically catalyzed by various catalysts to enhance the...