公开(公告)号：EP3377200A1

公开(公告)日：2018-09-26

申请号：EP16795095.5

申请日：2016-11-15

Applicant: BASF SE

Inventor： WOHLLEBEN, Wendel ,  SEIDEL, Karsten ,  WERLE, Kai ,  WIDJOJO, Natalia

IPC: B01D67/00 ,  B01D69/12 ,  B01D71/06

CPC classification number: B01D69/12 ,  A23C9/142 ,  B01D61/027 ,  B01D67/0088 ,  B01D69/02 ,  B01D71/64 ,  B01D71/68 ,  B01D2323/40 ,  B01D2325/20

Abstract: The present invention is directed to nanofiltration (NF) composite membranes comprising at least one polymeric porous substrate layer (S) and at least one porous selfassembled supramolecular membrane layer (F); a method of preparing such composite membranes; method of separation/filtration/purification of heavy metal cations, inorganic anions, and organic small molecules by applying such composite membranes; as well as filter cartridges and filtration devices comprising said composite membranes.