Bridging Scales in EPDM Composites: Experimental Validation and MD Simulation of ANFs @ SiO 2 Surface Modification

Fuente: Wiley Open Access
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Auteurs principaux: Quansheng Fu, Dongwei Zhao, Zifan Yang, Xiao Song, Xin Zhao, Yangyang Zhang, Yanlong Luo, Jingyi Wang, Hongbing Jia
Format: Artículo Open Access
Publié: Wiley 2025
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author Quansheng Fu
Dongwei Zhao
Zifan Yang
Xiao Song
Xin Zhao
Yangyang Zhang
Yanlong Luo
Jingyi Wang
Hongbing Jia
author_facet Quansheng Fu
Dongwei Zhao
Zifan Yang
Xiao Song
Xin Zhao
Yangyang Zhang
Yanlong Luo
Jingyi Wang
Hongbing Jia
Quansheng Fu
Dongwei Zhao
Zifan Yang
Xiao Song
Xin Zhao
Yangyang Zhang
Yanlong Luo
Jingyi Wang
Hongbing Jia
collection Wiley Open Access
contents Bridging Scales in EPDM Composites: Experimental Validation and MD Simulation of ANFs @ SiO 2 Surface Modification Quansheng Fu Dongwei Zhao Zifan Yang Xiao Song Xin Zhao Yangyang Zhang Yanlong Luo Jingyi Wang Hongbing Jia Polymer Composites ABSTRACT The dispersion of fillers in rubber matrices and their interfacial compatibility have long been key challenges in rubber industry applications. This study employs different silane coupling agents (SCAs) to enhance both the dispersion of silica‐grafted aramid nanofibers (ANFs@SiO 2 ) in ethylene propylene diene monomer rubber (EPDM) and the interfacial interactions between them. Through a combined experimental and molecular simulation approach, we systematically investigate the structure–property relationship of SCAs‐modified ANFs@SiO 2 /EPDM nanocomposites. Results show that vinyl‐tri‐(2‐methoxyethoxy)‐silane modified composites exhibit the highest binding energy ( E binding ), lowest mean square displacement (MSD), and smallest fractional free volume (FFV). These characteristics lead to optimized thermodynamic compatibility, superior mechanical properties, and enhanced solvent resistance. The present work establishes an effective strategy for investigating nanoparticle surface modification effects on rubber composite interfaces at the molecular level. 10.1002/pc.70525 http://onlinelibrary.wiley.com/termsAndConditions#vor
doi_str_mv 10.1002/pc.70525
format Artículo Open Access
id wiley_oa_10_1002_pc_70525
institution Wiley Open Access
license_str_mv http://onlinelibrary.wiley.com/termsAndConditions#vor
publishDate 2025
publisher Wiley
record_format wiley_oa
spellingShingle Bridging Scales in EPDM Composites: Experimental Validation and MD Simulation of ANFs @ SiO 2 Surface Modification
Quansheng Fu
Dongwei Zhao
Zifan Yang
Xiao Song
Xin Zhao
Yangyang Zhang
Yanlong Luo
Jingyi Wang
Hongbing Jia
Polymer Composites
Bridging Scales in EPDM Composites: Experimental Validation and MD Simulation of ANFs @ SiO 2 Surface Modification Quansheng Fu Dongwei Zhao Zifan Yang Xiao Song Xin Zhao Yangyang Zhang Yanlong Luo Jingyi Wang Hongbing Jia Polymer Composites ABSTRACT The dispersion of fillers in rubber matrices and their interfacial compatibility have long been key challenges in rubber industry applications. This study employs different silane coupling agents (SCAs) to enhance both the dispersion of silica‐grafted aramid nanofibers (ANFs@SiO 2 ) in ethylene propylene diene monomer rubber (EPDM) and the interfacial interactions between them. Through a combined experimental and molecular simulation approach, we systematically investigate the structure–property relationship of SCAs‐modified ANFs@SiO 2 /EPDM nanocomposites. Results show that vinyl‐tri‐(2‐methoxyethoxy)‐silane modified composites exhibit the highest binding energy ( E binding ), lowest mean square displacement (MSD), and smallest fractional free volume (FFV). These characteristics lead to optimized thermodynamic compatibility, superior mechanical properties, and enhanced solvent resistance. The present work establishes an effective strategy for investigating nanoparticle surface modification effects on rubber composite interfaces at the molecular level. 10.1002/pc.70525 http://onlinelibrary.wiley.com/termsAndConditions#vor
title Bridging Scales in EPDM Composites: Experimental Validation and MD Simulation of ANFs @ SiO 2 Surface Modification
topic Polymer Composites
url https://4spepublications.onlinelibrary.wiley.com/doi/10.1002/pc.70525