FILTERING MEDIUM COMPRISING GRAFTED LEWIS BASE MOLECULES
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United States of America Patent
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Issued Date -
Feb 18, 2010
app pub date -
Jan 28, 2008
filing date -
Jan 29, 2007
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Abandoned
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Abstract
A medium for the filtration of a fluid containing molecules of a Lewis acid is described, wherein the medium comprises a fluid-porous textile substrate having molecules grafted thereto, the molecules including at least one group having the properties of a Lewis base, such that the molecules of the above-mentioned Lewis acid can be retained in the textile substrate upon complexation with the grafted groups. A method for producing one such medium and a method for removing boric acid from an aqueous solution using one such filtration medium are described.
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