Free volume evolution in the process of epoxy curing and its effect on mechanical properties
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- 作者：Chunyu Li ; Alejandro Strachan ; strachan@purdue.edu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Polymer network ; Free volume ; Thermoset ; Computational characterization ; Molecular dynamics
- 刊名：Polymer
- 出版年：2016
- 出版时间：5 August 2016
- 年：2016
- 卷：97
- 期：Complete
- 页码：456-464
- 全文大小：2258 K
文摘
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Free volume evolution in the curing process of epoxy thermosets is quantified.
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Nanovoids contributing to the free volume have a fractal surface with a fractal dimension ∼2.37.
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Reduction of free volume tends to increase elastic stiffness and yield strength.