Chunqing ZHANG
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聚苯乙烯/二氧化硅杂化材料的原位制备
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Indexed by:期刊论文

Date of Publication:2014-09-25

Journal:合成树脂及塑料

Included Journals:PKU、ISTIC、Scopus

Volume:31

Issue:5

Page Number:18-22

ISSN No.:1002-1396

Key Words:聚苯乙烯;二氧化硅;杂化材料;活性负离子聚合;末端官能化改性;溶胶-凝胶法

Abstract:采用活性负离子聚合法和末端官能化改性技术合成三乙氧基封端聚苯乙烯,然后用溶胶-凝胶法合成聚苯乙烯(PS)/SiO2杂化材料,用红外光谱、凝胶渗透色谱、差示扫描量热法、热重分析、扫描电子显微镜对PS/SiO2杂化材料的结构和性能进行分析。结果表明:PS/SiO2杂化材料中的PS和SiO2间有化学键相连;PS/SiO2杂化材料中的w(SiO2)为25%时,SiO2是粒径约为180nm,且粒径分布均匀、有完善球形结构的颗粒,其玻璃化转变温度比纯PS高1.3℃,热稳定性较纯PS高。

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Associate Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Gender:Male

Alma Mater:Dalian University of Technology

Degree:Doctoral Degree

School/Department:Dept. of Polymer Materials

Discipline:Polymer Materials. Polymer Chemistry and Physics. Chemistry and Chemical Engineering of Functional

Business Address:Chemical Experiment Building A303, West Campus

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