introduction polyurethane (pu) is a widely used polymer material. due to its excellent physical and chemical properties, it has been widely used in many fields such as construction, automobile, furnit ...

overview of polyurethane catalyst a-1 polyurethane catalyst a-1 is a highly efficient and environmentally friendly catalytic material, widely used in the synthesis of polyurethane (pu). as a high-perf ...

introduction polyurethane (pu) is a high-performance polymer material. because of its excellent mechanical properties, chemical resistance, wear resistance and processability, it has been widely used ...

introduction semi-hard bubble catalyst tmr-3 is a highly efficient and multifunctional polyurethane foam catalyst, which is widely used in the production of high-performance polyurethane foam. with th ...