introduction polyurethane (pu) is an important polymer material and is widely used in the manufacturing of soft foam plastics. its excellent physical properties, chemical stability and processing flex ...

introduction polyurethane (pu) is a polymer material widely used in various industries and is highly favored for its excellent mechanical properties, chemical resistance and processability. however, t ...

introduction polyurethane (pu) is a widely used polymer material. due to its excellent mechanical properties, chemical resistance, wear resistance and processability, it has in many fields such as con ...

introduction polyurethane (pu) is an important polymer material and is widely used in coatings, adhesives, foams, elastomers and fibers. its excellent mechanical properties, chemical resistance and pr ...