From phosphate rocks to uranium raw materials: hybrid materials designed for selective separation of uranium from phosphoric acid

Author:

Charlot A.123,Mourabit S. El.4563,Goettmann F.73,Arrachart G.4563,Turgis R.4563,Grandjean A.123

Affiliation:

1. CEA, DEN, DTCD, SPDE

2. Laboratoire des Procédés Supercritiques et de Décontamination

3. 30207 Bagnols sur Cèze, France

4. Institut de Chimie Séparative de Marcoule

5. ICSM, UMR 5257

6. CEA-CNRS-UM2-ENSCM

7. CEA, DEN, DIR

Abstract

Innovative hybrid materials with high capacities to selectively extract uranium ions from phosphoric acid media were developed by grafting phosphorous-based ligands within the pores of mesoporous silica (SBA15) or mesoporous carbon (CMK3).

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

Reference43 articles.

1. A. Boitsov , G.Capus, F. J.Dahlkamp, S.Kidd, G.Klassen, J. M.McMurray, H.Miyada, R.Shani, W. N.Szymanski, D. H.Underhill and I.Vera, Analysis of Uranium Supply to 2050, International Atomic Energy Agency, 2001

2. C. K. Gupta and H.Singh, Uranium Resource Processing: Secondary Resource, Springer, Heidelberg, Germany, 2003

3. A. Davister , M. G.Lyaudet, B.Schneider, Y.Volkman, I.Ezahr, T.Botella, A.Tolic, F.Hurst and S.Ajuria, The recovery of uranium from phosphoric acid, International Atomic Energy Agency, 1987

4. A critical assessment of global uranium resources, including uranium in phosphate rocks, and the possible impact of uranium shortages on nuclear power fleets

5. Studies on uranium extraction from phosphoric acid using di-nonyl phenyl phosphoric acid-based synergistic mixtures

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