公开(公告)号：US20230068813A1

公开(公告)日：2023-03-02

申请号：US17787875

申请日：2020-12-15

申请人： Solvay SA

发明人： Sophie Deroo ,  Emanuele Di Nicolo ,  Guillaume Gody ,  Marie-Pierre Labeau ,  Bertrand Pavageau ,  David James Wilson ,  Hamza Chouirfa

IPC分类号： C08F214/22 ,  C08F218/08 ,  C08F220/56 ,  C08F220/58 ,  B01D71/34 ,  B01D71/42 ,  C08J5/18

摘要： The present invention pertains to composition suitable for manufacturing membranes based on vinylidene fluoride (VDF) polymers, to porous membranes thereof, to methods for their manufacture and to uses thereof, especially for the filtration of water phases. Said composition comprising vinylidene fluoride (VDF) polymers and polymer additives comprising zwitterionic moieties delivers outstanding hydrophilization performances of manufactured membranes.