IONIC INTERACTIONS IN MCF3SO3-POLYETHER COMPLEXES CONTAINING MONOVALENT, DIVALENT AND TRIVALENT CATIONS

被引:72
|
作者
PETERSEN, G
TORELL, LM
PANERO, S
SCROSATI, B
DASILVA, CJ
SMITH, M
机构
[1] UNIV ROMA LA SAPIENZA,DIPARTIMENTO CHIM,I-00185 ROME,ITALY
[2] UNIV MINHO,DEPT CHEM,P-4719 BRAGA,PORTUGAL
关键词
D O I
10.1016/0167-2738(93)90274-7
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Ion association has been investigated by Raman scattering from triflate salts M (CF3SO3)x in PEO (400) for various cationic substitutions (M=Li+, Ca2+, Cu2+, and Nd3+) and for OH-capped, respectively CH3-Capped, polymer chains. The ion-ion interaction shows different temperature behavior in different systems. The observations are discussed in terms of recent theories which consider volume changes (electrostriction) in the salt dissociation process.
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页码:55 / 60
页数:6
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