Characteristics,properties and classification of water swellable rubber(WSR) were introduced,and the preparing technologies,WSR components such as water absorption resins,elastomeric matrixes,compatibilizers and the water state in WSR were discussed in detail with 42 references,and the future research prospects of WSR were proposed.
介绍了吸水膨胀橡胶的特点、性能及分类,重点讨论了在制备工艺、各类吸水树脂、橡胶基质、增容剂及吸水膨胀橡胶中水状态等方面的研究进展及应用状况,展望了其未来发展方向。
The different functional group in the spacer, the length of spacer chain and the variation of charge density of the ionic head groups will affect the water states solubilized by the reverse micelles, and can provide more information about the water states.
联接基团的不同、联接链的长短以及单元分子头基电荷密度的变化,会影响反胶团中增溶水的状态,进而能够提供更多的水状态信息。
The paper respectively studies the water deficiency state of each nodal point by taking the six main hydrometric stations of Guide,Lanzhou,Hekouzhen,Longmen,Sanmenxia and Huayuankou situated on the main Yellow River as nodal points and through runoff frequency analysis.
以黄河干流上的贵德、兰州、河口镇、龙门、三门峡、花园口等6个主要水文站为节点,通过径流量频率分析,分别研究了各节点缺水状态。