【摘要】 超支化聚合物是一种高度支化的三维大分子,具有多官能团、低黏度、高溶解度及高化学反应活性等优点,已在涂料、黏合剂等领域得到良好的应用。由于超支化聚合物独特的三维结构和多活性位点的特点,分离膜也成为了超支化聚合物应用研究的一个重要方向。本文对超支化聚合物用于制备反渗透、纳滤、超滤、气体分离和离子交换等膜的研究现状和进展进行了综述,分析和讨论了超支化聚合物在分离膜制备中的机理和作用,展望了超支化聚合物膜的未来研究方向。更多还原

【Abstract】 Hyperbranched polymers are highly branched and three-dimensional macromolecules with several metrits such as rich functional group,low viscosity,high solubility and high chemical reactivity,etc.They have been applied in many areas.Due to their unique three-dimensional structure and characteristics of multi-active sites,the separation membrane research has also become an important aspect in hyperbranched polymer field.This paper reviewes the research progress of hyperbranched polymer in reverse osmosis,nanofiltration,ultrafiltration,gas separation and ion exchange.The effects of hyperbranched polymer in the preparation of separation membrane are analyzed.The development of hyperbranched polymer membranes is prospected.更多还原