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1. (WO2018041731) MULTILAYER HOLLOW FIBRE MEMBRANES COMPRISING AMPHIPHILIC COPOLYMERS

Pub. No.:    WO/2018/041731    International Application No.:    PCT/EP2017/071417
Publication Date: Fri Mar 09 00:59:59 CET 2018 International Filing Date: Sat Aug 26 01:59:59 CEST 2017
IPC: B01D 65/08
B01D 69/08
B01D 69/12
B01D 71/80
Applicants: BASF SE
Inventors: WIDJOJO, Natalia
BOS, Menno
HEIJNEN, Martin
ZHONG, Peishan
WEBER, Martin
Title: MULTILAYER HOLLOW FIBRE MEMBRANES COMPRISING AMPHIPHILIC COPOLYMERS
Abstract:
Multilayer single-bore hollow fibre membranes M or multilayer multi-bore hollow fibre membranes M for ultrafiltration applications are disclosed, comprising at least one hollow fibre membrane substrate S comprising a polymer bulk material P1 and at least one functional layer F disposed on at least the inner surface of the hollow fibre membrane substrate S, wherein the functional layer F comprises at least one polymer P2. The hollow fibre membranes may be used in ultrafiltration methods and filtrationmodules, in particularfor the treatment of waste water.