【摘要】 聚氨酯树脂具有耐磨性特佳，耐油、耐低温，耐药性良好，回弹性优良等性能。其应用已广泛地涉及在工农、日用、医学、汽车及航空等各个领域中。这里概述了聚氨酯泡沫、橡胶、涂料、弹性纤维、粘合剂、人造革和建筑材料等七类有关聚氨酯材料，并简介了各类聚氨酯材料的生产原理，特性和应用领域。更多还原

【Abstract】 The polyurethane resin(PU) have good properties, which are good wear-resisting, coldresistant, oil-resistant, medicine-resistnt and good elasticity etc. its applications involves many fields. in which are industry, agriculture. basic commodities. medical science. automobile and aviation industry. In the paper, The varieties polyurethne materidals of the polyurethane foam, rubber, paint, elastic fiber, adhesive materials, synthetic leather and building materials have been summarized. The varieties producation principle, properties and main applications of the polyurethane materials are introduced.更多还原