| 摘要 |
1. A film, in particular for separating liquid or gaseous multicomponent systems, which is comprised of a sheet-like semipermeable membrane applied to a support layer which is smooth on both sides and permeable to media capable of flow, wherein the surface of the film which faces away from the smooth support layer has profiling generated by profile-imparting elements which are comprised of threads having a circular or rectangular cross-section and being arranged parallel to one another. |
