ON THE INFLUENCE OF TEMPERATURE IN THE PHYSICAL AND MECHANICAL CHARACTERIZATION OF POLYMER OXIDATION PROFILES

被引:10
作者
DOLE, P [1 ]
CHAUCHARD, J [1 ]
机构
[1] UNIV LYON 1,MAT PLAST & BIOMAT LAB,CNRS,URA 507,43 BD 11 NOVEMBRE 1918,F-69622 VILLEURBANNE,FRANCE
关键词
D O I
10.1002/macp.1994.021951220
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The diffusion-limited thermodegradation of a poly[ethylene-co-(methyl acrylate)] rubber was studied using an original pinpoint dynamic mechanical analysis (PDMA). The importance of the temperature of the analysis in the physical and mechanical determination of oxidation profiles was clearly illustrated. The variations of the tan delta (delta: loss angle) at the glass transition temperature allows the determination of the apparent activation energy of the diffusion-limited thermo-oxidation phenomena.
引用
收藏
页码:3949 / 3961
页数:13
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