Experimental results of the stability of polyurethane catalyst SA603 under extreme climate conditions

introduction polyurethane (pu) is a widely used polymer material. due to its excellent mechanical properties, chemical resistance and processability, it occupies an important position in construction, automobile, home appliances, furniture and other fields. . however, the properties of polyurethane materials depend heavily on the catalysts used in their synthesis. the catalyst can not only accelerate…