橡胶技术网

橡胶工业
CHINA RUBBER INDUSTRY
2007 Vol.54 No.6 P.325-329

橡胶技术网

高气体阻隔性ECO/OMMT纳米复合材料的性能研究

李昭  卢咏来  王益庆  吴友平  张立群 

摘 要:采用熔体共混方法制备氯醚橡胶(ECO)/有机蒙脱土(OMMT)纳米复合材料,研究其微观结构、拉伸性能和气体阻隔性能.结果表明,即使在OMMT用量较大(100份)的情况下,ECO/OMMT纳米复合材料仍能够形成插层结构;在OMMT用量较大的情况下,ECO/OMMT纳米复合材料中OMMT聚集形成刚性很强的填料网络,使复合材料的应力-应变行为趋向于塑料和短纤维补强橡胶复合材料,同时绝大多数橡胶大分子链被分隔在OMMT片层之间,显著提高了材料的气体阻隔性能.
关键词:氯醚橡胶;有机蒙脱土;纳米复合材料;气体阻隔性能
分类号:TQ330.38+3;TQ333.91  文献标识码:A

文章编号:1000-890X(2007)06-0325-05

Properties of ECO/OMMT nano-composites with good air-tightness

LI Zhao  LU Yong-lai  WANG Yi-qing  WU You-ping  ZHANG Li-qun 

基金项目:国家自然科学基金资助项目(50173003,50303002);"十五"国家科技攻关计划项目(2001BA310A12)
作者简介:李昭(1981-),男,河南鹿邑人,现在风神轮胎股份有限公司工作,硕士,主要从事轮胎的研发工作.
作者单位:李昭(北京化工大学,北京市新型高分子材料制备与加工重点实验室,北京,100029) 
     卢咏来(北京化工大学,纳米材料先进制备技术与应用科学教育部重点实验室,北京,100029) 
     王益庆(北京化工大学,纳米材料先进制备技术与应用科学教育部重点实验室,北京,100029) 
     吴友平(北京化工大学,纳米材料先进制备技术与应用科学教育部重点实验室,北京,100029) 
     张立群(北京化工大学,北京市新型高分子材料制备与加工重点实验室,北京,100029;北京化工大学,纳米材料先进制备技术与应用科学教育部重点实验室,北京,100029) 

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收稿日期:2006年12月12日

出版日期:2007年6月25日