Planar polycyclic aromatic hydrocarbons have important applications in optoelectronics,environmental chemistry and cance......

水性聚氨酯因为其突出的环保性能以及优良的综合性能而得到了迅速发展,涉及的应用领域也逐渐扩大。尽管水性聚氨酯的应用领域众多,......