SELECTIVE CONDUCTION OF ALKALI-METAL IONS IN POLY(DIAZA-CROWN ETHER)

被引:7
|
作者
OHNO, H [1 ]
YAMAZAKI, H [1 ]
TSUKUBE, H [1 ]
机构
[1] OKAYAMA UNIV,COLL LIBERAL ARTS & SCI,DEPT CHEM,OKAYAMA 700,JAPAN
关键词
POLY(CROWN ETHER); ION CONDUCTION; CATION SELECTIVITY; ALKALI METAL ION;
D O I
10.1016/0032-3861(93)90874-A
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Poly(diaza-18-crown-6) (1) was mixed with alkali metal perchlorates (MClO4; M = Li, Na, K, Rb and Cs). Curved Arrhenius plots for ion conductivity were found for all dry samples, suggesting that ion migration occurs with segmental motion in 1. The potassium cation showed the lowest ion conductivity, reflecting a stronger interaction with the crown ether structure.
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页码:1533 / 1534
页数:2
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