搜索:  
The Influence of O-MMT on the Co-continuous Morphology of Ternary PE-g-MAH/PB-g-MAH/PA6 Blends  
The Influence of O-MMT on the Co-continuous Morphology of Ternary PE-g-MAH/PB-g-MAH/PA6 Blends
资料类型: PDF文件
关键词: Organic  montmorillonite  Co-continuous  morphology  Polymer  blends  
资料大小: 75K
所属学科: 分子表征
来源: 第六届亚欧研讨会上处理和性能增强聚合物会议文集(2013.6.2-6 武汉)
简介:
Theaimofthispaperistoinvestigatetheinfluenceofnanoorganicmontmorillonite(o-MMT)onthemorphologyof70(95/5)/30PE-g-MAH/PB-g-MAH/PA6blendswhichwasprovedtoholdaco-continuousmorphologywithmediatestabilityinourpreviousworkcl].Differentloadingsofo-MMTwerefirstmixedwithPA6inaninternalmixerandthenthemasterbatchwasfurtherblendedwithPE.AndthenanocompositeswerecomprehensivelycharacterizedbySEM,XRD,TEM,solventextractionexperimentsandtheologytests.SEMimagesofformicacidetchedcryo-fracturedsurfaceofaseriesofsampleswithdifferento-MMTcontentscombinedwithweightlossofsolventextractionexperimentsconfirmedthattheco-continuousmorphologyoftheternaryPE/PA6blendswasnearlynotdisturbedbyo-MMTinallsamples.Andincredibly,thestabilityoftheco-continuousmorphologyoftheseblendswassubstantiallyimprovedtobeperfectlypreservedevenafterannealingfor2hoursabovethemeltingpointofPA6inthepresenceofo-MMT.XRDandTEMresultsdemonstratedo-MMTparticleswereexclusivelyintercalatedorexfoliatedinPA6minorphase.IntermsoftheologytestitwasunambiguouslyshowedthatcomplexviscosityofPA6/o-MMTblendswereratherlowerthanpristinePA6wheno-MMTcontentwassmallbutgraduallyrosetooriginallevelandultimatelyjumpedtohighervaluewithfurtherincreasingo-MMTcontent.Incontrast,thezeroshearviscosityofPA6/o-MMTdomainmonotonicallyjumpeduptoseveralordersinmagnitudewithincreasingo-MMTcontentwhichwasresponsibleforenhancedco-continuousstabilityofPE/PA6blendsthatthepolyamide6chainswereremarkablyprohibitedinstaticannealingbyo-MMTparticles.
作者: D. Ran, B. Gao, D. A. Shi
上传时间: 2013-06-27 13:04:44
下载次数: 1
消耗积分: 2  
立即下载:
1人
1人
1人
友情提示:下载后对该资源进行评论,即可奖励2分。
报告错误:  1.下载无效  2. 资料明显无价值  3. 资料重复存在

相关评论 共有0人发表评论 更多评论
你还没有登录,无法发表评论,请首先 登录 注册
免责声明:本站部分资源由网友推荐,来自互联网,版权属于原版权人,如果不慎侵犯到您的权利,敬请告知,我们会在第一时间撤除。本站中各网友的评论只代表其个人观点,不代表本站同意其观点。