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熔融法制备聚氧化乙烯/蒙脱土杂化材料及其结晶行为
引用本文:呼微,李作思,姬相玲,蒋世春,董德文,姜炳政.熔融法制备聚氧化乙烯/蒙脱土杂化材料及其结晶行为[J].应用化学,2000,17(2):177-0.
作者姓名:呼微  李作思  姬相玲  蒋世春  董德文  姜炳政
作者单位:中科院长春应化所,吉林化学工业公司,中国科学院长春应用化学研究所,中国科学院长春应化所
基金项目:国家自然科学基金! ( 2 95 74181,5 95 73 0 0 1),国家科委攀登预研项目
摘    要:聚氧化乙烯;熔融插入;纳米杂化;熔融法制备聚氧化乙烯/蒙脱土杂化材料及其结晶行为

关 键 词:聚氧化乙烯  熔融插入  纳米杂化  熔融法制备聚氧化乙烯/蒙脱土杂化材料及其结晶行为  
收稿时间:2009-06-29
修稿时间:2009-06-29

Preparation of Poly(ethylene oxide)/Montmorillonite Nanocomposite Hybrids by Melt Intercalation and Crystallization Behavior
HU Wei,LI Zuo-Si,JI Xiang-Ling,JIANG Shi-Chun,DONG De-Wen,JIANG Bing-Zheng.Preparation of Poly(ethylene oxide)/Montmorillonite Nanocomposite Hybrids by Melt Intercalation and Crystallization Behavior[J].Chinese Journal of Applied Chemistry,2000,17(2):177-0.
Authors:HU Wei  LI Zuo-Si  JI Xiang-Ling  JIANG Shi-Chun  DONG De-Wen  JIANG Bing-Zheng
Abstract:Poly(ethylene oxide)/montmorillonite nanocopmosite hybrids were prepared by melt intercalation. The X ray diffraction patterns showed that the layered spacing enlarged from 2 52 nm(for pure montmorillonite) to 3.94 nm for hybrid and the diffraction intensity of crystalline PEO was decreased. The DSC results exhibited a great decrease of the PEO/montmorillonite, implying that PEO molecules are easily intercalated into the layered montmorllonite. Thus, the low crystallinity in composite products is caused by the confinement of PEO molecule motion between the montmorillonite layers. The intercalating mechansim between PEO and montmorillonite has been discussed briefly.
Keywords:poly(ethylene oxide)  montmorillonite  melt intercalation  nanocomposite hybrid  
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