TUCS: A new class of aqueous complexing agents for use in solvent extraction processes
Conference
·
OSTI ID:6017882
The 1-hydroxyethyl-1,1-diphosphonic (HEDPA) and vinylidene-1,1-disphosphonic (VDPA) acids have been studied as stripping agents for Am, Pu, and U from TRUEX process solvent (0.2 M CMPO-1.2 M TBP-dodecane). Both disphosphonic acids have been shown to be highly effective stripping agents using pristine process solvent as well as radiolytically degraded solvent. The actinide-HEDPA and -VDPA complexes are more soluble than the corresponding oxalate complexes and are readily destroyed by metal-catalyzed H{sub 2}O{sub 2}. 12 refs., 4 figs., 2 tabs.
- Research Organization:
- Argonne National Lab., IL (USA)
- Sponsoring Organization:
- DOE/ER
- DOE Contract Number:
- W-31109-ENG-38
- OSTI ID:
- 6017882
- Report Number(s):
- ANL/CP-71262; CONF-9007123--2; ON: DE91008812
- Country of Publication:
- United States
- Language:
- English
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