< Back to previous page

Patent

Removal of europium impurities from samarium-153 in nitrate media using ionic liquids

The invention relates to a process of isolating samarium from a hydrophilic composition comprising nitrate ions, europium and samarium, by reducing europium(III) to europium(II) in this hydrophilic composition, and by extracting the samarium with a water-immiscible organic phase comprising an ionic liquid comprising nitrate anions.
Patent Publication Number: WO2019077032
Year filing: 2019
Year approval: 2020
Year publication: 2019
Status: Requested
Technology domains: Pharmaceuticals, Materials, metallurgy, Chemical engineering
Validated for IOF-key: Yes
Attributed to: Associatie KULeuven