Patent ID: 7261879
Filing Date: 2007-08-28
Classification: A01N,A61F,A61K,A61L,B01D,C02F,F24F

Abstract:
1. A process for preparing an iodinated resin, said iodinated resin being an iodinated anion exchange resin, said iodinated anion exchange resin is in a form selected from the group consisting of chloride Cl said process comprising a conversion step, said conversion step comprising contacting an anion exchange resin with a sufficient amount of an iodine-substance absorbable by said anion exchange resin such that said anion exchange resin absorbs said iodine-substance so as to convert said anion exchange resin to said iodinated resin, said iodine-substance being selected from the group consisting of I wherein for said conversion step at least a portion of the absorption of iodine-substance is effected at elevated temperature and at elevated pressure, said elevated temperature being a temperature higher than about 100° C. and up to about 210° C., said elevated pressure being a pressure greater than atmospheric pressure and up to about 100 psig.