POLYMER ADDITIVE COMPRISING ZWITTERIONIC MOIETIES FOR VINYLIDENE FLUORIDE POLYMER BASED MEMBRANES
申请人:Solvay SA
公开号:EP3838388A1
公开(公告)日:2021-06-23
The present invention pertains to a composition suitable for manufacturing membranes based on vinylidene fluoride (VDF) polymers, to porous membranes thereof, to methods for their manufacture and to uses of the porous membranes, especially for the filtration of water phases. Said composition comprising vinylidene fluoride (VDF) polymers and polymer additives comprising zwitterionic moieties delivers outstanding hydrophilization performance of manufactured membranes.