2018 Annual Meeting

Presentation information

Oral presentation

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-1 Radioactive Waste Management

[3O01-05] Nuclide Separation and Recovery 3

Wed. Mar 28, 2018 9:30 AM - 10:50 AM Room O (M3-212 -M3 Building)

Chair: Kenji Takeshita (Tokyo Tech)

10:00 AM - 10:15 AM

[3O03] Development of Separation Process of High-level Radioactive Liquid Waste using Ionic Liquids

(7)Selective Extraction of Rare-earth Element from Nitric Acid Solution using Diglycolamide Extractant

*Tadayuki Takahashi2,1, Tatsuya Ito1, Seong-Yun Kim1 (1. Department of Quantum Science and Energy Engineering, Graduate School of Engineering, Tohoku University, 2. Japan Nuclear Fuel Limited)

Keywords:HLLW, Ionic Liquid, Solvent extraction, Separation process, Diglycolamide

溶媒として優れた特徴を持つイオン液体を用いた高レベル放射性廃液の核種分離プロセスの開発にあたり、ジグリコールアミド型抽出剤を合成し、抽出剤を含有するイオン液体の抽出特性を明らかにするとともに、核種分離プロセスへの適用について検討を行った。