Method for the separation of metal ions that are divalent or higher from strong acids or highly acidic media

Method for the separation of metal ions that are divalent or higher from strong acids or highly acidic media

The invention relates to a method for the separation of metal ions that are divalent or higher from strong acids or highly acidic media, said method being used in the production of high-purity silicon dioxide. The invention further relates to the use of specific ion exchangers for carrying out the m...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TITZ GUIDO, SIRAY MUSTAFA, RAULEDER HARTWIG, PAULAT FLORIAN, RUF MARKUS, FRINGS BODO, BARTHEL THOMAS, ERLHOEFER PETER, PANZ CHRISTIAN, MUELLER SVEN, BEHNISCH JUERGEN
Format: Patent
Sprache:chi ; eng
Schlagworte:
CHEMISTRY
COMPOUNDS THEREOF
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
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Beschreibung
Zusammenfassung:The invention relates to a method for the separation of metal ions that are divalent or higher from strong acids or highly acidic media, said method being used in the production of high-purity silicon dioxide. The invention further relates to the use of specific ion exchangers for carrying out the method according to the invention and to the high-purity silicon dioxides thereby obtained.