Extraction of rare earth elements with functionalized ionic liquid, 1,11-bis(1-methylimidazol-3-yl)-3,6,9-trioxaundecane bis(hexafluorophosphate)


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Abstract

Interfacial distribution of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and Y between aqueous solutions of their salts and solutions of functionalized ionic liquid, 1,11-bis(1-methylimidazol-3-yl)-3,6,9-trioxaundecane bis(hexafluorophosphate) has been studied. The stoichiometry of extracted complexes has been determined, the effect of HNO3 concentration in aqueous phase on the efficiency of rare earth elements(III) recovery into organic phase has been considered.

About the authors

A. N. Turanov

Institute of Solid-State Physics

Author for correspondence.
Email: turanov@issp.ac.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432

V. K. Karandashev

Institute of Microelectronics Technology and High Purity Materials

Email: turanov@issp.ac.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432

V. E. Baulin

Institute of Physiologically Active Substances; Frumkin Institute of Physical Chemistry and Electrochemistry

Email: turanov@issp.ac.ru
Russian Federation, Institutskii pr., Chernogolovka, Moscow oblast, 142432; Leninskii pr. 31, Moscow, 119991

E. V. Kirillov

Ural Federal University

Email: turanov@issp.ac.ru
Russian Federation, ul. Mira 19, Yekaterinburg, 620002

S. V. Kirillov

Ural Federal University

Email: turanov@issp.ac.ru
Russian Federation, ul. Mira 19, Yekaterinburg, 620002

V. N. Rychkov

Ural Federal University

Email: turanov@issp.ac.ru
Russian Federation, ul. Mira 19, Yekaterinburg, 620002

A. Yu. Tsivadze

Frumkin Institute of Physical Chemistry and Electrochemistry

Email: turanov@issp.ac.ru
Russian Federation, Leninskii pr. 31, Moscow, 119991

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