Application of Plasticized Cellulose Triacetate Membranes for Recovery and Separation of Cerium(III) and Lanthanum(III)

被引:4
|
作者
Pospiech, Beata [1 ]
Makowka, Adam [1 ]
机构
[1] Czestochowa Tech Univ, Dept Mat Engn, Armii Krajowej 19, PL-42200 Czestochowa, Poland
关键词
Polymer inclusion membrane (PIM); Cyanex; 272; 301; lanthanum(III); cerium(III); POLYMER INCLUSION MEMBRANE; SOLVENT-EXTRACTION; RARE-EARTHS; CYANEX; 272; TRANSPORT; CHLORIDE; LANTHANIDES; MIXTURE; LIQUID; CADMIUM(II);
D O I
10.2478/aut-2021-0019
中图分类号
TB3 [工程材料学]; TS1 [纺织工业、染整工业];
学科分类号
0805 ; 080502 ; 0821 ;
摘要
This work explains the application of plasticized cellulose triacetate (CTA) membranes with Cyanex 272 di(2,4,4-(trimethylpentyl)phosphinic acid) and Cyanex 301 (di(2,4,4-trimethylpentyl)dithiophosphinic acid) as the ion carriers of lanthanum(III) and cerium(III). CTA is used as a support for the preparation of polymer inclusion membrane (PIM). This membrane separates the aqueous source phase containing metal ions and the receiving phase. 1M H2SO4 is applied as the receiving phase in this process. The separation properties of the plasticized membranes with Cyanex 272 and Cyanex 301 are compared. The results show that the transport of cerium(III) through PIM with Cyanex 272 is more efficient and selective than lanthanum(III).
引用
收藏
页码:312 / 317
页数:6
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