PROCESS FOR PREPARING CHELATING ION EXCHANGER RESINS AND THE USE THEREOF FOR THE EXTRACTION OF METALS

摘要

PCT No. PCT/EP91/00467 Sec. 371 Date Jul. 28, 1992 Sec. 102(e) Date Jul. 28, 1992 PCT Filed Mar. 13, 1991 PCT Pub. No. WO91/16972 PCT Pub. Date Nov. 14, 1991.The invention relates to a process for preparing complex-forming ion exchanger resins which contain 8-hydroxyquinoline groups and can be prepared from carrier materials containing amino groups reactive with aldehydes, and aldehydes, 8-hydroxyquinoline and/or 8-hydroxyquinoline derivatives, and to the use thereof for the selective extraction of metals from aqueous solutions.