FREE DIFFUSION DATA IN SOME POLYMER-SOLVENT SYSTEMS AT 20-DEGREES-C

被引:8
作者
AMBROSONE, L [1 ]
DELLAVOLPE, C [1 ]
GUARINO, G [1 ]
SARTORIO, R [1 ]
VITAGLIANO, V [1 ]
机构
[1] NAPLES UNIV,DIPARTMENTO CHIM,I-80134 NAPLES,ITALY
关键词
DIFFUSION; DENSITY; VISCOSITY; POLYMER SOLUTION(S);
D O I
10.1016/0167-7322(91)80044-5
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
Diffusion coefficients, densities, and viscosities have been measured for dilute solutions of poly(vinyliden fluoride) in N,N-dimethylformamide and N-methylpirrolydone, and for two commercial samples of poly(sulfone) in dimethylacetamide. The results have been briefly discussed with the aid of Flory-Huggins and Stokes-Einstein equations.
引用
收藏
页码:187 / 196
页数:10
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