introduction polyurethane (pu) is a polymer material produced by the reaction of isocyanate and polyol. due to its excellent mechanical properties, chemical resistance and processability, it is widely ...

overview of polyurethane catalyst 9727 polyurethane (pu) is a high-performance material widely used in construction, automobile, furniture, home appliances and other fields. its excellent physical and ...

introduction polyurethane (pu) is an important polymer material, and has been widely used in many fields due to its excellent mechanical properties, chemical resistance, wear resistance and elastic pr ...

overview of polyurethane catalyst 9727 polyurethane (pu) is a polymer material widely used in the fields of construction, automobile, furniture, packaging, etc. it is highly favored for its excellent ...