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Properties of PMMA-grafted SBR/Clay Nanocomposites prepared by Emulsion Polymerization  
Properties of PMMA-grafted SBR/Clay Nanocomposites prepared by Emulsion Polymerization
资料类型: PDF文件
关键词: PMMA-grafted  SBR/Clay  Nanocomposites  
资料大小: 831K
所属学科: 分子表征
来源: 2009国际橡胶会议(6.30-7.2,伦敦,巴黎)
简介:
Inthepast,thereportsaboutpolymer/claynanocompo-sitesmostlyfocusedonpolyamide,polystyrene,poly(methylmethacrylate),andpolypropylene[1].Nowadays,peopleshowtremendousinterestintherubber/claynanocomposites,whichcomparetotheneatrubberhavethestructureofindividualclaylayersuniformlydispersedinrubbermatrix,andexhibitexcellentmechanicalproperties.Theexfoliatednnocompositesalwaysshowsexcellentmechanical,thermalstability,flameretardant,gasbarrierproperty,wearresistance,solventresistanceandopticaltransparency[2-5].Themethodofpreparationofnanocompositesisasfollow:in-situpolymerization;solutionpolymerization;meltintercalation;co-coagulatingofrubberlatexandclayaqueoussuspension[6].Here,wepreparetherubber/claynanocompositeswiththeMMAmonomergraftedontotherubberchainthroughtheemulsionpolymerization.Comparedtotheothermethods,emulsionpolymerizationhasmanyadvantages,suchaslow-costprocess,reactionintheaqueousphase,adoptingfree-radicalinitiators,obtainingthehighermolecularweightpolymers
作者: U. R. Cho (Sp), M. C. Li , J. K. Lee, J. H. Yun
上传时间: 2009-08-14 10:26:22
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