Synthesis of novel functional liquid and its application as a modifier in SBR/silica composites

A novel functional ionic liquid (IL), 1-methylimidazolium methacrylate (MimMa), was synthesized for modifying styrene butadiene rubber (SBR)/silica composites. MimMa was found to be readily polymerized via the initiated radical mechanism and could be analogously grafted onto rubber chains during vul...

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Format: Article
Language:English
Published: Budapest University of Technology 2010-11-01
Series:eXPRESS Polymer Letters
Subjects:
Online Access:http://www.expresspolymlett.com/letolt.php?file=EPL-0001670&mi=cd
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collection DOAJ
description A novel functional ionic liquid (IL), 1-methylimidazolium methacrylate (MimMa), was synthesized for modifying styrene butadiene rubber (SBR)/silica composites. MimMa was found to be readily polymerized via the initiated radical mechanism and could be analogously grafted onto rubber chains during vulcanization. Substantial hydrogen bonding between polymerized MimMa (poly(MimMa)) and silica can facilitate the silica dispersion and improve the SBR/silica interfacial bonding. Filler networking, curing behavior, silica dispersion and mechanical performance of the modified SBR/silica composites were studied. With a low concentration of MimMa, remarkable improvements in the interfacial interactions and mechanical properties were achieved which was attributed to the improved silica dispersion and strengthened interfacial bonding induced by MimMa. A modified interphase structure was accordingly proposed and related to the mechanical performance of the modified SBR/silica composites.
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spelling doaj.art-dd9a1b81e09d45fea7d135fed7fc82d22022-12-21T19:13:25ZengBudapest University of TechnologyeXPRESS Polymer Letters1788-618X2010-11-0141169270310.3144/expresspolymlett.2010.84Synthesis of novel functional liquid and its application as a modifier in SBR/silica compositesA novel functional ionic liquid (IL), 1-methylimidazolium methacrylate (MimMa), was synthesized for modifying styrene butadiene rubber (SBR)/silica composites. MimMa was found to be readily polymerized via the initiated radical mechanism and could be analogously grafted onto rubber chains during vulcanization. Substantial hydrogen bonding between polymerized MimMa (poly(MimMa)) and silica can facilitate the silica dispersion and improve the SBR/silica interfacial bonding. Filler networking, curing behavior, silica dispersion and mechanical performance of the modified SBR/silica composites were studied. With a low concentration of MimMa, remarkable improvements in the interfacial interactions and mechanical properties were achieved which was attributed to the improved silica dispersion and strengthened interfacial bonding induced by MimMa. A modified interphase structure was accordingly proposed and related to the mechanical performance of the modified SBR/silica composites.http://www.expresspolymlett.com/letolt.php?file=EPL-0001670&mi=cdRubberSilicaIonic liquidInterface
spellingShingle Synthesis of novel functional liquid and its application as a modifier in SBR/silica composites
eXPRESS Polymer Letters
Rubber
Silica
Ionic liquid
Interface
title Synthesis of novel functional liquid and its application as a modifier in SBR/silica composites
title_full Synthesis of novel functional liquid and its application as a modifier in SBR/silica composites
title_fullStr Synthesis of novel functional liquid and its application as a modifier in SBR/silica composites
title_full_unstemmed Synthesis of novel functional liquid and its application as a modifier in SBR/silica composites
title_short Synthesis of novel functional liquid and its application as a modifier in SBR/silica composites
title_sort synthesis of novel functional liquid and its application as a modifier in sbr silica composites
topic Rubber
Silica
Ionic liquid
Interface
url http://www.expresspolymlett.com/letolt.php?file=EPL-0001670&mi=cd