This paper studied the preparation method of reverse osmotic membrane from the chitin and chitosan. The optimun condition of preparation was determined by means of perpendicular experiment.

• 本文介绍了从虾、蟹甲壳制取壳聚糖用于制备反渗透膜的方法。运用正交试验设计分析制膜条件对膜性能的影响。