VISCOSITY-TEMPERATURE RELATIONSHIPS FOR DILUTE-SOLUTIONS OF LINEAR AND STAR POLYISOPRENES

被引:3
|
作者
LIOUNI, M
TOULOUPIS, C
HADJICHRISTIDIS, N
MAYS, JW
机构
[1] UNIV ALABAMA,DEPT CHEM,BIRMINGHAM,AL 35294
[2] UNIV ATHENS,DEPT CHEM,GR-10680 ATHENS,GREECE
关键词
D O I
10.1016/0014-3057(90)90057-B
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Actual viscosities have been measured for dilute solutions of linear, 8- and 12-arm star polyisoprenes (PI) in benzene, a good solvent, over the range 25-60°. Viscosities were also measured for the three PI series in 1,4-dioxane over the range 35° (the theta condition for linear PI) to 59°. These experimental data were found to fit the empirical relationships suggested by Moore for flexible polymer chains. © 1990.
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页码:479 / 483
页数:5
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