Heat-sensitive compounds exhibitng a cloud point which can be used as extractants for the separation of metals in aqueous solution
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United States of America Patent
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Mar 21, 2006
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N/A
app pub date -
Sep 6, 2002
filing date -
Sep 10, 2001
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Abstract
The invention relates to a heat-sensitive compound having the property of being soluble in water below a critical temperature Tc and insoluble in water above this temperature Tc, this property being thermally reversible, characterized in that it comprises a first amphiphilic and thermally reversible part corresponding to one of the following formulae (I) and (II): ##STR1##
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