Introduction Polyurethane (PU) is a polymer material widely used in all walks of life, and is highly favored for its excellent mechanical properties, chemical resistance, wear resistance and processab ...

Introduction Polyurethane rigid foam (PU rigid foam) is a high-performance insulation material and is widely used in construction, home appliances, refrigeration equipment and other fields. Its excel ...

Introduction Polyurethane (PU) is an important polymer material, due to its excellent physical properties and chemical stability, it has been widely used in the field of building insulation. With the ...

Introduction Polyurethane (PU) is an important polymer material, and has been widely used in many industrial fields due to its excellent mechanical properties, chemical resistance, wear resistance and ...