CATION EXCHANGE MEMBRANE HAVING ENHANCED SELECTIVITY, METHOD FOR PREPARING SAME AND USES THEREOF

摘要

The present invention relates to a cation exchange membrane consisting in a polymeric matrix on the surface of which is(are) grafted at least one group of formula —R₁—(CH₂)_m—NR₂R₃ and/or at least one molecule bearing at least one group of formula —R₁—(CH₂)_m—NR₂R₃ wherein R₁ represents an aryl group; m represents 0, 1, or 3; R₂ and R₃, either identical or different, represent a hydrogen or an alkyl group.;The present invention relates to a method for preparing such a membrane and to its uses.