Diffusion in glassy polymers

被引：20

作者：

Vrentas, JS ^{[1
]}

Vrentas, CM ^{[1
]}

机构：

[1] Penn State Univ, Dept Chem Engn, University Pk, PA 16802 USA

来源：

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS | 2003年 / 41卷 / 08期

关键词：

diffusion; glass transition; activation energy;

D O I：

10.1002/polb.10433

中图分类号：

O63 [高分子化学（高聚物）];

学科分类号：

070305 ; 080501 ; 081704 ;

摘要：

Two versions of the free-volume theory of diffusion are compared by considering differences in the predictions for the activation energy for the diffusion process. A number of data-theory comparisons for free-volume theory are discussed and evaluated. (C) 2003 Wiley Periodicals, Inc.

引用

页码：785 / 788

页数：4

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