Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-Rivlin

The rheological and mechanical properties of elastomers are defined by their different networks: The crosslink network and the filler network. The crosslink network is influenced by the polymer structure. The filler network – particularly in case of silica as filler – depends on the interaction betw...

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Main Authors: M. Gruendken, A. Blume
Format: Article
Language:English
Published: Elsevier 2023-01-01
Series:Polymer Testing
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0142941822004184
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author M. Gruendken
A. Blume
author_facet M. Gruendken
A. Blume
author_sort M. Gruendken
collection DOAJ
description The rheological and mechanical properties of elastomers are defined by their different networks: The crosslink network and the filler network. The crosslink network is influenced by the polymer structure. The filler network – particularly in case of silica as filler – depends on the interaction between the filler particles and the polymer. Liquid polymers can affect these networks by their lower molecular weight and with certain types by their functional groups. The goal of the present work is to gain a better understanding of the network formation: 1. During the sulfur curing of pure liquid polybutadienes with different concentrations of sulfur and curatives, and 2. Through differently added liquid polymer-silica-masterbatches in sulfur cured silica/SSBR mixtures. For the first point, the pre-cured liquid polymer samples were analyzed by gel permeation chromatography. The results indicate an association between weight concentration and the polymer chain length. For the second point, stress-strain analysis according to Mooney-Rivlin provides information about the interaction of liquid polymers with silica and the main polymer when it is added differently throughout the masterbatch approach.
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spelling doaj.art-52d70079313b4a60960799b8c91bb4e22023-01-08T04:13:18ZengElsevierPolymer Testing0142-94182023-01-01118107897Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-RivlinM. Gruendken0A. Blume1Kuraray Europe GmbH, Elastomer Business Unit, Philipp-Reis-Str. 4, 65795, Hattersheim, GermanyElastomer Technology and Engineering, Department of Mechanics of Solids, Surfaces and Systems (MS3), Faculty of Engineering Technology, University of Twente, P.O. Box 217, 7500AE, Enschede, the Netherlands; Corresponding author.The rheological and mechanical properties of elastomers are defined by their different networks: The crosslink network and the filler network. The crosslink network is influenced by the polymer structure. The filler network – particularly in case of silica as filler – depends on the interaction between the filler particles and the polymer. Liquid polymers can affect these networks by their lower molecular weight and with certain types by their functional groups. The goal of the present work is to gain a better understanding of the network formation: 1. During the sulfur curing of pure liquid polybutadienes with different concentrations of sulfur and curatives, and 2. Through differently added liquid polymer-silica-masterbatches in sulfur cured silica/SSBR mixtures. For the first point, the pre-cured liquid polymer samples were analyzed by gel permeation chromatography. The results indicate an association between weight concentration and the polymer chain length. For the second point, stress-strain analysis according to Mooney-Rivlin provides information about the interaction of liquid polymers with silica and the main polymer when it is added differently throughout the masterbatch approach.http://www.sciencedirect.com/science/article/pii/S0142941822004184Liquid polymerCrosslinkingNetwork formationCuring torquesGel permeation chromatography
spellingShingle M. Gruendken
A. Blume
Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-Rivlin
Polymer Testing
Liquid polymer
Crosslinking
Network formation
Curing torques
Gel permeation chromatography
title Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-Rivlin
title_full Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-Rivlin
title_fullStr Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-Rivlin
title_full_unstemmed Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-Rivlin
title_short Network formation of low molecular weight ‘liquid’ polymers studied by gel permeation chromatography and stress-strain analysis according to Mooney-Rivlin
title_sort network formation of low molecular weight liquid polymers studied by gel permeation chromatography and stress strain analysis according to mooney rivlin
topic Liquid polymer
Crosslinking
Network formation
Curing torques
Gel permeation chromatography
url http://www.sciencedirect.com/science/article/pii/S0142941822004184
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AT ablume networkformationoflowmolecularweightliquidpolymersstudiedbygelpermeationchromatographyandstressstrainanalysisaccordingtomooneyrivlin