B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
B01J 41/12 (2006.01) B01D 15/08 (2006.01) B01J 41/04 (2006.01) B01J 41/20 (2006.01) B01J 47/00 (2006.01) G01N 30/14 (2006.01) G01N 33/68 (2006.01)
Patent
CA 2247945
Anion-exchange compositions are provided comprising anion-exchange functional groups comprising at least a first and a second nitrogen group, wherein the first nitrogen group is a quaternary amine and the second nitrogen group is selected from the group consisting of primary, secondary, tertiary or quaternary amines. Methods of making and using the compositions are also provided.
La présente invention concerne des compositions d'échange d'anion comprenant des groupes fonctionnels d'échange d'anion, lesdits groupes comprenant au moins un premier et un second groupe azoté. Le premier groupe azoté est une amine quaternaire et le second groupe azoté est une amine primaire, secondaire, tertiaire ou quaternaire. L'invention concerne également des procédés de fabrication et d'utilisation de ces compositions.
Jagodzinski Jacek J.
Narayanan Latha P.
Pohl Christopher A.
Slingsby Rosanne W.
Weitzhandler Michael
Dionex Corporation
Smart & Biggar
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