Scavenger supports and the use thereof in a process for the extraction of metals
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United States of America Patent
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Feb 18, 2014
Grant Date -
Aug 23, 2012
app pub date -
May 2, 2012
filing date -
Jun 18, 2004
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Abstract
A scavenger support and a process for removing metal from solution by contacting the solution with the scavenger support, whereby the scavenger support binds to at least some of the metal in solution thereby decreasing the amount of metal in solution. The scavenger support is a functionalised support having pendant groups selected from 1,3-ketoesters or 1,3-ketoamides or mixtures thereof having a structure according to formula 1, wherein a number of the pendant groups are reacted with an amine:
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