| 降低阻燃剂四溴苯酐中游离硫酸的方法研究 |
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| 引用本文： | 卢勇,夏俊,熊鹰,王良芥. 降低阻燃剂四溴苯酐中游离硫酸的方法研究[J]. 精细化工中间体, 2004, 34(5): 57-58,64 |
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| 作者姓名： | 卢勇 夏俊 熊鹰 王良芥 |
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| 作者单位： | 1. 湘潭市武警消防支队,湖南,湘潭,411100
2. 湘潭大学,化工学院,湖南,湘潭411105 |
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| 摘 要： | 通过剖析四溴苯酐中游离硫酸形成原因,对原有的生产工艺进行优化改进,合成得到了熔点高、游离硫酸含量低的四溴苯酐。
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| 关 键 词： | 四溴苯酐 合成 阻燃剂 游离硫酸 |
| 文章编号： | 1009-9212(2004)05-0057-02 |
The Methods of Lowering the Content of Free Sulfuric Acid in TetrabromopHthalic Anhydride |
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| LU Yong ,XIA Jun ,XIONG Ying ,WANG Liang-jie. The Methods of Lowering the Content of Free Sulfuric Acid in TetrabromopHthalic Anhydride[J]. Fine Chemical Intermediates, 2004, 34(5): 57-58,64 |
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| Authors: | LU Yong XIA Jun XIONG Ying WANG Liang-jie |
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| Affiliation: | LU Yong 1,XIA Jun 2,XIONG Ying 2,WANG Liang-jie 2 |
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| Abstract: | The free sulfuric acid content more than 0.1% in tetrabromopHthalic anhydride will influence the properties of the downstream products.This paper analysis the cause of free sulfuric acid in tetrabromopHthalic anhydride,by optimizing and improving the production technology,the tetrabromophthalic anhydride was obtained withhigh melting point and low free sulfuric acid content. |
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| Keywords: | tetrabromopHthalic anhydride synthesis free sulfuric acid |
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