Improvements in or relating to ion exchangers

B - Operations – Transporting – 01 – J

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B01J 41/16 (2006.01) A23C 9/146 (2006.01) A23J 1/20 (2006.01)

Patent

CA 2393660

The present invention provides a new quaternary amino (QA) anion exchanger comprising QA derivatised, hydroxy (C2-C4) alkylated and cross-linked regenerated cellulose, in which the level of derivatisation with the QA-groups is 1.4 meg/g or greater.

L'invention porte sur un nouvel échangeur d'anions d'amines quaternaires (QA) comportant de la cellulose hydroxy C¿2?-C¿4? alkylée réticulée et régénérée, dérivée de QA, le niveau de substitution des groupes QA étant de 1,4 meg/g ou supérieur.

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