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A modeling methodology to investigate the effect of interfacial adhesion on the yield strength of MMT reinforced nanocomposites
Journal of Industrial and Engineering Chemistry ( IF 5.9 ) Pub Date : 2019-01-01 , DOI: 10.1016/j.jiec.2018.09.039
Yasser Zare , Kyong Yop Rhee , Soo-Jin Park

Abstract This article focuses on the effects of incomplete interfacial adhesion on the yield strength and interface/interphase properties of montmorillonite (MMT)/polymer nanocomposites (MPN). The minimum length of platelets necessary for efficient stress transfer from matrix to MMT (Lc) and the interfacial shear strength (τ) change the effective inverse aspect ratio (α = thickness/length) and the effective volume fraction of MMT in nanocomposites. These effective parameters are applied to express the yield strength and interface/interphase properties in MPN. It was found that large platelets, small “Lc” and high “τ” increased the yield strength of MPN and the high levels of “Lc” and “α” caused poor interface/interphase properties.

中文翻译:

研究界面粘附对 MMT 增强纳米复合材料屈服强度影响的建模方法

摘要 本文重点研究不完全界面粘合对蒙脱石 (MMT)/聚合物纳米复合材料 (MPN) 屈服强度和界面/界面性能的影响。从基质到 MMT 的有效应力转移所需的最小片晶长度 (Lc) 和界面剪切强度 (τ) 改变了纳米复合材料中 MMT 的有效反长宽比 (α = 厚度/长度) 和有效体积分数。这些有效参数用于表示 MPN 中的屈服强度和界面/界面特性。结果表明,大片晶、小“Lc”和高“τ”提高了 MPN 的屈服强度,而高水平的“Lc”和“α”导致界面/界面性能较差。
更新日期:2019-01-01
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