METHOD FOR THE SEPARATION OF METAL IONS THAT ARE DIVALENT OR HIGHER FROM STRONG ACIDS OR HIGHLY ACIDIC MEDIA

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United States of America Patent

SERIAL NO

14000934

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Abstract

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The present invention relates to a method of purifying strong acids or strongly acidic media to remove di- and higher valent metal ions, which can be used within the context of the production of high-purity silica. The invention further relates to the use of special ion exchangers for carrying out the method according to the invention and the resultant high-purity silicas.

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Patent Owner(s)

Patent OwnerAddress
EVONIK OPERATIONS GMBHRELLINGHAUSER STRASSE 1-11 45128 ESSEN 45128

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Barthel, Thomas Alzenau-Wasserlos, DE 13 89
Behnisch, Jürgen Rheinbach, DE 8 45
Erlhöfer, Peter Wesseling, DE 2 14
Frings, Bodo Schloss Holte, DE 14 65
Müller, Sven Bonn, DE 35 205
Panz, Christian Wesseling-Berzdorf, DE 30 304
Paulat, Florian Marne, DE 6 49
Rauleder, Hartwig Rheinfelden, DE 105 730
Ruf, Markus Alfter-Witterschlick, DE 33 97
Siray, Mustafa Bonn, DE 15 215
Titz, Guido Heimbach, DE 7 53

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