详细信息
苯乙烯-马来酸酐共聚物及其水解产物的结构与玻璃化温度的定量关系
Quantitative Relation of Structure on T_g of Styrene-Maleic Anhydride Copolymer and Hydrolysates
文献类型:期刊文献
中文题名:苯乙烯-马来酸酐共聚物及其水解产物的结构与玻璃化温度的定量关系
英文题名:Quantitative Relation of Structure on T_g of Styrene-Maleic Anhydride Copolymer and Hydrolysates
作者:程晓燕[1];高世岗[1];邬时清[2];谢威[2];戎宗明[2];汪济奎[1]
机构:[1]华东理工大学材料科学与工程学院,上海200237;[2]华东理工大学化学与分子工程学院,上海200237
年份:2009
卷号:22
期号:2
起止页码:193
中文期刊名:功能高分子学报
外文期刊名:Journal of Functional Polymers
收录:CSTPCD;;北大核心:【北大核心2008】;CSCD:【CSCD2011_2012】;
语种:中文
中文关键词:苯乙烯-马来酸酐共聚物;水解;玻璃化转变温度
外文关键词:styrene-maleic anhydride copolymer; hydrolyze; glass transition temperature
摘要:采用示差扫描量热(DSC)法测定了苯乙烯-马来酸酐共聚物(SMA)及其水解产物(HSMA)的玻璃化转变温度(Tg)。以Fox-Flory公式结合基团贡献法和改进的Couchman方程,对SMA和HSMA的Tg与其结构的关系进行了定量研究,理论计算结果与实验值吻合较好,表明提出的方程能适合SMA和HSMA两类聚合物的Tg估算。
The glass-transition temperatures (Tg) of hydrolytic styrene-maleic anhydride copolymers (HSMA) were determined with differential scanning calorimetry (DSC). Quantitative structure-property relationship (QSPR) of SMA and HSMA were studied by the Fox-Flory formula combined with group contri-bution method and improved Couchman equation. The calculation result matches the experimental data well. The obtained equations can be used to estimate Tg of SMA and HSAM.
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