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author:

陈宇 (陈宇.) [1] | 郑玉婴 (郑玉婴.) [2]

Indexed by:

CQVIP PKU CSCD

Abstract:

采用十二烷基硫酸钠改善纳米石墨(CNPs)在水溶液中的分散性,使其均匀负载至功能化石墨烯纳米带(EGNRs)上,制得功能化石墨烯纳米带-纳米石墨复合体(EGNRs_(75%)-CNPs),随后利用溶液涂覆成膜工艺在涂膜机上制得EGNRs_(75%)-CNPs/乙烯-醋酸乙烯共聚物(EVA)复合材料薄膜。采用FTIR、XRD、XPS、TEM、FESEM、氧气透过仪、高阻计对不同EGNRs_(75%)-CNPs含量的EGNRs_(75%)-CNPs/EVA复合材料薄膜进行了结构和性能表征。研究表明:EGNRs_(75%)-CNPs以3D网络形式存在,能够抑制纳米带团聚,说明其与EVA基体相容性好。当EGNRs_(75%)-CNPs质量分数为1%时,EGNRs_(75%)-CNPs/EVA复合材料薄膜的氧气透过率降低了67.6%,阻隔性能提高明显;当质量分数为0.8%时,CNPs负载到EGNRs构建3D导电网络,协同发挥增强作用,EGNRs_(75%)-CNPs/EVA复合材料薄膜导电性能提升了约8个数量级,表现出了优良的室温导电性能。

Keyword:

EGNRs75%-CNPs/EVA复合材料薄膜 分散纳米石墨 功能化石墨烯纳米带 抗静电性能 阻隔性能

Community:

  • [ 1 ] 福州大学材料科学与工程学院,福州350108

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Source :

复合材料学报

ISSN: 1000-3851

Year: 2017

Issue: 8

Volume: 34

Page: 1653-1659

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 3

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