| 用TGA测定PVA灰分的方法 |
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| 引用本文： | 张敬萍,胥江河.用TGA测定PVA灰分的方法[J].重庆工商大学学报(自然科学版),2007,24(3):292-294. |
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| 作者姓名： | 张敬萍 胥江河 |
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| 作者单位： | 1. 中国石化集团,四川维尼纶厂,重庆,401254
2. 重庆工商大学,环境与生物工程学院,重庆,400067 |
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| 摘 要： | 结合热重分析仪的结构特点,研究了热重分析仪测定聚乙烯醇灰分的方法。研究表明:热重分析具有仪器性能稳定、自动化程度高的优点,显著缩短了分析时间,将测定时间由约8 h缩短为约30 min,提高了分析效率和工作效率。
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| 关 键 词： | 热重分析 聚乙烯醇 灰分 |
| 文章编号： | 1672-058X（2007）03-0292-03 |
| 收稿时间： | 2007-04-16 |
| 修稿时间： | 2007-04-162007-05-15 |
Study on the determination of ash of PVA by TGA method |
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| ZHANG Jing-ping,XU Jiang-he.Study on the determination of ash of PVA by TGA method[J].Journal of Chongqing Technology and Business University:Natural Science Edition,2007,24(3):292-294. |
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| Authors: | ZHANG Jing-ping XU Jiang-he |
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| Institution: | 1. SINOPEC Sichuan Vinylon Company, Chongqing 401254 ;2. School of Environmental and Biological Engineering, Chongqing Technology and Business University, Chongqing,400067, China |
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| Abstract: | Based on the structural features of thermal analysis,the determination of ash of polyvinyl alcohol by using Thermogravimetry Analyzer was conducted.The results showed that Thermogravimetry Analyzer had the property of stability and automation,which largely shortened the analysis time from eight hours to thirty minutes to have improved analysis and working efficiency. |
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| Keywords: | Thermogravimetry Analysis polyvinyl alcohol ash |
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