Extraction of polyvalent metals with organodiphosphonic acids

Details Extraction of polyvalent metals with organodiphosphonic acids Extraction of polyvalent metals with organodiphosphonic acids

1987-07-24

1989-06-06

Miller, Edward A.

Compositions

Radioactive compositions

Nuclear reactor fuel

423 10, 423139, 423321S, C01G 4300, C01G 4900

Patent

active

048369560

ABSTRACT:
Polyvalent cations (e.g., U(IV), Fe(III) can be extracted from aqueous solution using novel organophosphorus compounds of the formulas: ##STR1## wherein R.sup.1 and R.sup.2 are the same or different and are selected from alkyl, alkoxyl, alkylaryl and alkylaryloxyl groups having from 1 to 18 carbon atoms or hydroxyl;

REFERENCES:
patent: Re31686 (1984-09-01), Hurst et al.
patent: 3993728 (1976-11-01), Schulz
patent: 4356153 (1982-10-01), Bathellier et al.
patent: 4579720 (1986-04-01), Budnick
patent: 4631142 (1986-12-01), Sturtz

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