Demonstration of trivalent actinide partitioning from simulated high-level liquid waste using modifier-free unsymmetrical diglycolamide in n-dodecane

Radiochimica Acta

Volumn 103, Issue 5, 2015, Pages 359-368

  Nayak, P K ^a   Kumaresan, R ^a   Chaurasia, Shivkumar ^b   Venkatesan, K A ^a   Subramanian, G G S ^a   Rajeswari, S ^a   Antony, M P ^a   Vasudeva Rao, P R ^a   Bhanage, B M ^b  

^a INDIRA GANDHI CENTRE FOR ATOMIC RESEARCH   (India)

^b INSTITUTE OF CHEMICAL TECHNOLOGY   (India)

Author keywords

Americium; Diglycolamide; Extraction; High level liquid waste; Mixer settler

Indexed keywords

EID: 84928690659     PISSN: 00338230     EISSN: None     Source Type: Journal    
DOI: 10.1515/ract-2014-2325     Document Type: Article

References (26)

1. Sasaki, Y., Sugo, Y., Suzuki, S., Tachimori, S.: The novel extractants diglycolamides for extraction of lanthanides and actinides in HNO 3-n-dodecane system. Solvent Extr. Ion Exch. 19, 91-103 (2001
2. Mowafy, E. A., Aly, H. F.: Synthesis of some N,N,N'N'-tetraalkyl-3-oxa-pentane-1, 5-diamide and their applications in solvent extraction. Solvent Extr. Ion Exch. 25, 205-224 (2007
3. Gujar, R. B., Ansari, S. A., Mohapatra, P. K., Manchanda, V. K.: Development of T2EHDGA based process for actinide partitioning. Part I: Batch studies for process optimization. Solvent Extr. Ion Exch. 28, 350-366 (2010
4. Zhu, Z., Sasaki, Y., Suzuki, H., Suzuki, S., Kimura, T.: Cumulative study on solvent extraction of elements by N,N,N',N'-tetraoctyl-3-oxapentanediamide (TODGA) from nitric acid into n-dodecane. Anal. Chim. Acta 527, 163-168 (2004
5. Modolo, G., Asp, H., Schreinemachers, C., Vijgen, H.: Development of TODGA based process for partitioning of actinides from purex raffinate part-I: Batch extraction optimisation studies and stability test. Solvent Extr. Ion Exch. 25, 703-721 (2007
6. Deepika, P., Sabharwal, K.N., Srinivasan, T.G., Vasudeva Rao, P. R.: Studies on the use of N,N,N'N'-tetra(2-ethylhexyl) diglycolamide (TEHDGA) for actinide partitioning I: Investigation on third-phase formation and extraction behavior. Solvent Extr. Ion Exch. 28, 184-201 (2010
7. Ansari, S. A., Pathak, P.N., Manchanda, V. K., Hussain, M., Prasad, A. K., Parmar, V. S.: N,N,N',N'-Tetraoctyldiglycolamide (TODGA): A promising extractant for actinide-partitioning from high-level waste (HLW). Solvent Extr. Ion Exch. 23, 463-479 (2005
8. Ansari, S. A., Pathak, P.N., Mohapatra, P. K., Manchanda, V. K.: Chemistry of diglycolamides: Promising extractants for actinide partitioning. Chem. Rev. 112, 1751-1772 (2012
9. Magnusson, D., Christiansen, B., Glatz, J. P., Malmeck, R., Modolo, G., Purroy, D. S., Sorel, C.: Demonstration of a TODGA based extraction process for the partitioning of minor actinides from a PUREX raffinate. Solvent Extr. Ion Exch. 27, 26-35 (2009
10. Modolo, G., Wilden, A., Geist, A., Magnusson D., Malmbeck. R.: A review of the demonstration of innovative solvent extraction processes for the recovery of trivalent minor actinides from PUREX raffinate Selective separation of actinides. Radiochim. Acta 100, 715-725 (2012
11. Geist, A., Modolo, G.: TODGA process development: An improved solvent formulation. In: Proceeding of International Conference GLOBAL 2009, held at Paris, September 6-11, 1022-1026 (2009
12. Vasudeva Rao, P. R., Kolarik, Z.: A review of third phase formation in extraction of actinides by neutral organophosphorus extractants. Solvent Extr. Ion Exch. 14, 955-993 (1996
13. Ravi, J., Prathibha, T., Venkatesan, K. A., Antony, M. P., Srinivasan, T. G., Vasudeva Rao. P. R.: Third phase formation of neodymium(III) and nitric acid in unsymmetrical N,N-di-2-ethylhexyl N',N'-dioctyldiglycolamide. Sep. Purif. Technol. 85, 96-100 (2012
14. Tachimori, S., Morita, Y.: Overview of solvent extraction chemistry for reprocessing, In: Ion Exchange and Solvent Extraction: A Series of Advances. Volume 19, Edited by Moyer, B. A., CRC Press, Boca Raton.
15. Mathur, J. N., Murali, M. S., Balarama Krishna, M. V., Iyer, R. H., Chitnis, R. R., Wattal, P. K., Bauri, A. K., Banerji, A.: Recovery of neptunium from highly radioactive waste solutions of PUREX origin using CMPO. J. Radioanal. Nucl. Chem. 213, 419-429 (1996
16. Chandran, K., Venkatesan, K. A., Srinivasan, T. G., Antonysamy S.: Thermal decomposition of isodecanol phase modifiers during reprocessing applications, Proceedings of DAE-BRNS Bien nial Symposium on Emerging Trends in Separation Science and Technology (SESTEC 2014), Edited by D. K. Singh, P. K. Mohapatra, B. S. Tomar, A. Goswami, K. L. Ramakumar, held at Bhabha Atomic Research Centre, Mumbai, India on February 25-28, 2014, p. 59.
17. Chandran, K., Venkatesan, K. A., Anthonysamy, S., Srinivasan T. G.: Thermal decomposition behaviour of diglycolamide-nitric acid system. Thermochim. Acta 583, 59-66 (2014
18. Ravi, J., Venkatesan, K. A., Antony, M. P., Srinivasan, T. G., Vasudeva Rao, P. R.: Tuning the diglycolamides for modifier-free minor actinide partitioning. J. Radioanal. Nucl. Chem. 295, 1283-1292 (2013
19. Ravi, J., Venkatesan, K. A., Antony, M. P., Srinivasan, T. G., Vasudeva Rao, P. R.: New unsymmetrical digycolamide ligands for trivalent actinide separation. Radiochim. Acta 102, 609-617 (2014
20. Ravi, J., Venkatesan, K. A., Antony, M. P., Srinivasan, T. G., Vasudeva Rao, P. R.: Feasibility of using di-dodecyl-di-octyl diglycolamide for partitioning of minor actinides from fast reactor high-level liquid waste. Solvent Extr. Ion Exch. 32, 424-436 (2014
21. Ravi, J., Suneesh, A. S., Prathibha, T., Venkatesan, K. A., Antony, M. P., Srinivasan, T.G., Vasudeva Rao, P. R.: Extraction behavior of some actinides and fission products from nitric acid by a new unsymmetrical diglycolamide. Solvent Extr. Ion Exch. 29, 86-105 (2011
22. Koganti, S. B., Rajagopalan, C. V., Periasamy, K., Sreedharan, V., Balasubramanian, G. R.: Development of high efficiency air pulsed ejector mixer-settler. In: Solvent Extraction in the Process Industries, Proc. Int. Sol. Extr. Conf. (ISEC-93), Vol.1, York, UK, 1993, pp 103-110.
23. Tachimori, S., Suzuki, S., Sasaki, Y., Apichaibukol, A.: Solvent extraction of alkaline earth metal ions by diglycolic amides from nitric acid solutions. Solvent Extr. Ion Exch. 21, 707-715 (2003
24. Ravi, J., Venkatesan, K. A., Antony, M. P., Srinivasan, T. G., Vasudeva Rao P. R.: Co-extraction and stripping behavior of trivalent actinides and fission products in N,N-di-2-ethylhexyl-N',N'-dioctyl diglycolamide. Radiochim. Acta 101, 301-306 (2013
25. Sypula,M., Wilden, A., Schreinemachers, C., Malmbeck, R., Geist, A., Taylor, R., Modolo, G.: Use of polyaminocarboxylic acids as hydrophilic masking agents for fission products in actinide partitioning processes. Solvent Extr. Ion Exch. 30, 748-764 (2012
26. Carrott, M., Bella, K., Browna, J., Geistb, A., Gregsona, C., Hèresc, X., Mahera, C., Malmbeckd, R., Masona, C., Modoloe, G., Müllichb, U., Sarsfielda, M., Wildene, A., Taylora, R.: Development of a new flowsheet for co-separating the transuranic actinides: The "EURO-GANEX" process. Solvent Extr. Ion Exch. 32, 447-467 (2014).