introduction polyurethane (pu) is a polymer material widely used in the fields of construction, automobile, home appliances, furniture, etc., and the optimization of its foaming process is crucial to ...

introduction polyurethane (pu) is a polymer material produced by the reaction of isocyanate and polyol. due to its excellent physical properties, chemical stability and processability, it has been wid ...

introduction ocean engineering materials play a crucial role in modern industry, especially in the fields of oil, natural gas, offshore wind power, etc. these materials not only need to have high str ...

introduction amine-based delayed-action catalysts (adcs) play a crucial role in the preparation of polyurethane foams. they not only accurately control the foaming speed, but also significantly impro ...