公开(公告)号：BR0114621A

公开(公告)日：2003-12-23

申请号：BR0114621

申请日：2001-10-13

Applicant: BASF AG

Inventor： DROHMANN CHRISTIAN ,  WITTELER HELMUT ,  SANNER AXEL ,  ZIEHL JUEGEN ,  BANTLEON ELISA HAMM DE ,  PETSCH TOBIAS ,  MATHAUER KLEMENS ,  LEBTIG BARBARA

IPC: A23L2/70 ,  B01D37/02 ,  B01D39/04 ,  B01D39/06 ,  B01D39/16 ,  B01J20/26 ,  C12C7/16

Abstract: The use of polystyrene-containing polymers as filter aids and/or stabilizers for the filtration or stabilization of aqueous liquids, and also novel particulate polymers which are insoluble in water and scarcely swellable are claimed.