The development of polyurethane

Polyurethane is one of the six promising synthetic materials in the world. Due to its excellent product performance and wide application field, it is a crucial industry of development in the world. This paper introduces the progress of polyurethane industry in recent years which includes polyurethane raw materials, classification and application prospects. The research methods and principles of waterborne polyurethane were mainly studied. At the same time, the development of new polyurethane materials was held forward.