公开(公告)号：US20230146760A1

公开(公告)日：2023-05-11

申请号：US17907550

申请日：2021-06-08

Applicant: BASF SE

Inventor： Oliver GRONWALD ,  Daniela KLEIN ,  Martin WEBER ,  Regina-Margareta BERG

IPC: C08L81/06 ,  C08L39/06 ,  C08L71/02 ,  C08K5/1535 ,  B01D67/00 ,  B01D71/68 ,  B01D61/14 ,  B01D61/24

CPC classification number: C08L81/06 ,  C08L39/06 ,  C08L71/02 ,  C08K5/1535 ,  B01D67/0006 ,  B01D71/68 ,  B01D61/145 ,  B01D61/243 ,  B01D2325/02834

Abstract: Described herein is a solution including at least one sulfone polymer, at least one water-soluble polymer, and gamma-valerolactone. Also described herein is a process of making a membrane using the solution, and a method of using the membrane for water ultrafiltration and/or dialysis.