Process for preparing chelating ion exchanger resins and the use thereof for the extraction of metals
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United States of America Patent
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Mar 1, 1994
Grant Date -
N/A
app pub date -
Jul 28, 1992
filing date -
Apr 27, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
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.
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