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PVC/EVA共混体系的增韧机理
The Toughening Mechanism of PVC/EVA Blends

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PVC_EVA共混体系的增韧机理.pdf (166.9Kb)
Date
1999
Author
曾仁强
余乃梅
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  • 化学化工-已发表论文 [14237]
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Abstract
采用相差显微镜、TEM 与体积应变测量等方法研究EVA 对PVC的增韧机理.结果表明,剪切带、银纹与适量的空穴都对增韧有贡献,但以剪切带的贡献最大.并提出EVA网络结构在增韧中的作用.
 
The toughening m echanism ofPVC/EVA blends bas been studied by vol- um e strain m ethod,phase contrast m icroscope,and TEM etc.Tw o conclusions are obtained as follow s:(i).The m echanism forEVAto toughen PVCism ainly dueto shearbands.Thecrazes and a justrightam ountofcavities also benefitto toughen PVC.(ii)The role ofEVA netw ork for toughening PVCis m ainly in prom oting PVCm atrix to cause shearbands easier than EVA particles do.
 
Citation
厦门大学学报(自然科学版),1999,(6):92-96
URI
https://dspace.xmu.edu.cn/handle/2288/107640

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