JOURNAL ARTICLE

Solvent Extraction Separation of Scandium from Yttrium and Rare Earth Elements

Tsunenobu ShigematsuMasayuki TabushiMasakazu MATSUIYasuharu NISHIKAWAShiro Goda

Year: 1963 Journal:   Nippon kagaku zassi Vol: 84 (3)Pages: 263-267,A18   Publisher: Chemical Society of Japan

Abstract

スカンジウムをイットリウム,希土類元素と分離する目的で,チオシアン酸,アセチルアセトン,ジベンゾィルメタンおよびテノイルトリフルオロアセトン塩として溶媒抽出する場合について比較検討した。トレーサーとして46Sc,91Y,152,154Eu,および177Luを用い,有機層および水層の放射能測定によって抽出率を求めた。各抽出系におけるスカンジウムの抽出回収率はつぎのようであった。抽出率,ならびにイットリウムおよび希上類元素からの分離係数からみて,スカンジウムの抽出分離には,アセチルアセトン,およびTTA系がよく,抽出pHが低いのでTTA系の方がより便利と考えられる。

Keywords:
Scandium Yttrium Rare earth Solvent extraction Extraction (chemistry) Inorganic chemistry Rare-earth element Solvent Separation (statistics) Chemistry Mineralogy Chromatography Organic chemistry Computer science

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Topics

Chemical Synthesis and Characterization
Physical Sciences →  Environmental Science →  Industrial and Manufacturing Engineering
Radioactive element chemistry and processing
Physical Sciences →  Chemistry →  Inorganic Chemistry
Extraction and Separation Processes
Physical Sciences →  Engineering →  Mechanical Engineering

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