Extractants for the separation of transition and related metal i

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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75722, 560 41, 562621, 562622, 562623, C07C22900

Patent

active

051010666

ABSTRACT:
There are provided novel compounds useful as selective extractants of metal values from aqueous systems comprising a plurality of such ionic species. There is further provided a process for the production of the novel compounds. The invention also relates to a process of selective metal extraction by means of the novel compounds of the invention.

REFERENCES:
patent: 4083996 (1978-04-01), Tanaka
patent: 4256765 (1981-03-01), Munakata
patent: 4604407 (1986-08-01), Haslanger
patent: 4939299 (1990-07-01), Coleman
patent: 4966997 (1990-10-01), Shanzer

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