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Title: Aqueous biphasic extraction process with pH and particle control

A process for aqueous biphasic extraction of metallic oxides and the like from substances containing silica. Control of media pH enables efficient and effective partition of mixture components. The inventive method may be employed to remove excess silica from kaolin clay.
Inventors:
 [1];  [2]
  1. (Woodridge, IL)
  2. (Downers Grove, IL)
Issue Date:
OSTI Identifier:
869857
Assignee:
ARCH Development Corporation (Argonne, IL) ANL
Patent Number(s):
US 5411149
Contract Number:
W-31109-ENG-38
Research Org:
Argonne National Laboratory (ANL), Argonne, IL
Country of Publication:
United States
Language:
English
Subject:
aqueous; biphasic; extraction; process; ph; particle; control; metallic; oxides; substances; containing; silica; media; enables; efficient; effective; partition; mixture; components; inventive; method; employed; remove; excess; kaolin; clay; biphasic extraction; aqueous biphasic; extraction process; inventive method; mixture components; particle control; remove excess; metallic oxides; enables efficient; containing silica; metallic oxide; /209/423/588/976/