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Thermal Analyses for the Thermal Decomposition of Methylsulfonate Tin
Author(s): 
Pages: 669-672
Year: Issue:  4
Journal: JOURNAL OF CHEMICAL ENGINEERING OF CHINESE UNIVERSITIES

Keyword:  甲基磺酸亚锡热分解非等温动力学;
Abstract: 用热重和示差扫描热分析法研究了甲基磺酸亚锡的热分解过程,其热分解过程分为三个阶段;在60~100℃脱水,在390~407℃甲基磺酸亚锡分解生成无机盐SnSO4;在407~425℃生成SnO.采用DTA-TGA技术研究了甲基磺酸亚锡在氮气中的非等温热分解机理及动力学. 根据TGA曲线确定了热分解过程中的中间产物及最终产物.运用Achar法和Coats-Redfern法对非等温动力学数据进行分析,得到热分解反应的机理函数和动力学参数.
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