Retarded amine catalyst A400: Bring flexibility to the polyurethane industry

retardant amine catalyst a400: bringing flexibility to the polyurethane industry introduction polyurethane (pu) materials play an important role in modern industry and are widely used in construction, automobile, furniture, shoe materials, packaging and other fields. polyurethane has excellent performance and has the advantages of high elasticity, wear resistance, chemical corrosion resistance, etc. however, during the…