首页>
外国专利>
PROCESS FOR THE PREPARATION OF MEMBRANES OF INVERSE POLYAMIDEURETHANE OSMOSIS
PROCESS FOR THE PREPARATION OF MEMBRANES OF INVERSE POLYAMIDEURETHANE OSMOSIS
展开▼
机译:反相聚酰胺酸渗透膜的制备方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
The present invention is directed to an improved reverse osmosis membrane that shows surprisingly improved solute rejection and permeation properties. The membrane includes a separating layer of a polyamideurethane formed in situ by reaction of a haloformyloxy-substituted acyl halide with a diamine-treated substrate.
展开▼