In this paper the recent research development at home and abroad on the modifications of high denominator materials and its derivates used as RO membranes was reviewed and its study direction was put forward.

• 摘要介绍了反渗透膜的高分子材料及其衍生物材料的种类，叙述了改性方法及研究进展，提出了今后的研究方向。