| HCFC-142b/HFC-143a应用及合成方法 |
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| 引用本文： | 丁芹,李明月,陈科峰,罗孟飞.HCFC-142b/HFC-143a应用及合成方法[J].有机氟工业,2010(4):24-29. |
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| 作者姓名： | 丁芹 李明月 陈科峰 罗孟飞 |
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| 作者单位： | [1]浙江师范大学物理化学研究所,浙江省固体表面反应化学重点实验室,浙江金华321004 [2]浙江衢化氟化学有限公司,浙江衢州324004 |
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| 摘 要： | 简述了1,1,1-三氟乙烷(HFC-143 a)在混配制冷剂中的应用及1-氯-1,1-二氟乙烷(HCFC-142b)制备聚偏氟乙烯(PVDF)原料的应用,详述了HFC-143 a/HCFC-142b的制备工艺,即由起始原料偏氯乙烯(VDC),1,1-二氯-1-氟乙烷(HCFC-141b),1,1,1-三氯乙烷(HCC-140),1,1-二氟乙烷(HFC-152 a)为原料的光氯化法。最后得出结论,以VDC为原料的制备HFC-143 a/HCFC-142b工艺适合工业化生产。
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| 关 键 词： | 1 1 1-三氟乙烷 1-氯-1 1-二氟乙烷 应用 制备工艺 生产方法 |
The Application and Method of Synthesizing 1,1,1-Trifluoroethane and 1-Chloro-1,1-Difluoroethane |
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| Ding Qin,Li Mingyue,Chen Kefeng,Luo Mengfei.The Application and Method of Synthesizing 1,1,1-Trifluoroethane and 1-Chloro-1,1-Difluoroethane[J].Organo-Fluorine Industry,2010(4):24-29. |
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| Authors: | Ding Qin Li Mingyue Chen Kefeng Luo Mengfei |
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| Affiliation: | 1(1.Zhejiang Key Laboratory for Reactive Chemistry on Solid Surfaces,Institute of Physical Chemistry,Zhejiang Normal University,Jinhua 321004,Zhejiang)2 Zhejiang Qu Hua Fluor-Chemistry Company Limited,Quzhou 324004,Zhejiang) |
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| Abstract: | The application of 1,1,1-trifluoroethane in blended refrigerant,and the application of 1-chloro-1,1-difluoroethane（HCFC-142b） as polyvinylidene fluoride（PVDF） materials were introduced.The synthesis routes of 1,1,1-trifluoroethane are detailed.A process for producing 1,1,1-trifluoroethane which comprises reacting hydrogen fluoride with vinylidene chloride（VDC）,1,1-dichloro-1-fluoroethane（HCFC-141b）,1,1,1-trichloroethane（HCC-140）,and photochemical chlorination of 1,1-difluoroethane are described.In conclusion,it is industrials to the production of 1,1,1-trifluoroethane from raw materials VDC. |
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| Keywords: | 1 1 1 -trifluoroethane 1-chloro-1 1-difluoroethane application preparation |
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