JPH0230368B

A process for the recovery of a heavy metal which comprises: bringing a polymer having pendant groups of the formula: -CO-NH-NH-CO-COOM in which M is hydrogen, sodium or potassium, into contact with an aqueous solution containing a heavy metal to have the heavy metal adsorbed by said polymer; and ha...

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Bibliographic Details
Main Authors SAKAMOTO EIKICHI, KUGIMOTO JUNICHI
Format Patent
LanguageEnglish
Published 05.07.1990
Subjects
CHEMISTRY
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F
FERROUS OR NON-FERROUS ALLOYS
INORGANIC CHEMISTRY
METALLURGY
PRETREATMENT OF RAW MATERIALS
PRODUCTION AND REFINING OF METALS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Summary:A process for the recovery of a heavy metal which comprises: bringing a polymer having pendant groups of the formula: -CO-NH-NH-CO-COOM in which M is hydrogen, sodium or potassium, into contact with an aqueous solution containing a heavy metal to have the heavy metal adsorbed by said polymer; and having said heavy metal desorbed from the said polymer.
Bibliography:Application Number: JP19820191759