CN1045200C - 1,1,1,2-四氟乙烷的制备方法 - Google Patents
1,1,1,2-四氟乙烷的制备方法 Download PDFInfo
- Publication number
- CN1045200C CN1045200C CN95119421A CN95119421A CN1045200C CN 1045200 C CN1045200 C CN 1045200C CN 95119421 A CN95119421 A CN 95119421A CN 95119421 A CN95119421 A CN 95119421A CN 1045200 C CN1045200 C CN 1045200C
- Authority
- CN
- China
- Prior art keywords
- reactor
- tetrafluoroethane
- product
- reaction
- tower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 title abstract description 26
- 238000000034 method Methods 0.000 title abstract description 11
- 230000008569 process Effects 0.000 title description 2
- 238000002360 preparation method Methods 0.000 claims abstract description 9
- 238000000926 separation method Methods 0.000 claims abstract description 7
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 claims description 20
- CYXIKYKBLDZZNW-UHFFFAOYSA-N 2-Chloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)CCl CYXIKYKBLDZZNW-UHFFFAOYSA-N 0.000 claims description 18
- 239000003054 catalyst Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 241000282326 Felis catus Species 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 229960003750 ethyl chloride Drugs 0.000 claims description 5
- 238000003682 fluorination reaction Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 4
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 abstract description 26
- 239000000047 product Substances 0.000 abstract description 16
- 239000006227 byproduct Substances 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000009835 boiling Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 7
- 239000012071 phase Substances 0.000 description 6
- 229910016569 AlF 3 Inorganic materials 0.000 description 4
- 238000006555 catalytic reaction Methods 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004334 fluoridation Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000370738 Chlorion Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000002050 diffraction method Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- -1 methyl chlorofluoride Chemical compound 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000007039 two-step reaction Methods 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
沸 程 段 | 低 沸 段(-15~-90℃) | 中 沸 段(0~30℃) | 高沸段(>50℃) |
物料名称 | HCl R-134a | HF R-133a | TCE |
正常沸点,℃ | -85.8 -26.5 | 19 6.5 | 86 |
含 量,% | 20~40 | 0~60 | <1 |
实施例 | 反应温度℃ | 进料比mol/mol | 采样点 | 物料组成 mol% | |||||||
一反 | 二反 | HF/TCE | HF/R-133a | R-134a | R-133a | HF | HCl | R-1122 | 其它 | ||
1 | 260300 | 330380 | 4∶1 | 10∶1 | A | 21.38 | 5.79 | 2.13 | 69.05 | 0.047 | 1.65 |
B | 1.95 | 8.67 | 82.27 | 6.84 | 0.020 | 0.27 | |||||
C | 0.42 | 7.98 | 90.83 | 0.69 | 0.018 | 0.08 | |||||
D | 3.25 | 6.93 | 87.09 | 2.52 | 0.089 | 0.21 | |||||
2 | 260300 | 330380 | 5∶1 | 11∶1 | A | 22.13 | 5.95 | 2.45 | 67.46 | 0.043 | 2.01 |
B | 1.87 | 8.97 | 82.53 | 6.42 | 0.012 | 0.15 | |||||
C | 0.37 | 8.94 | 89.64 | 0.96 | 0.016 | 0.09 | |||||
D | 2.91 | 6.73 | 87.57 | 2.49 | 0.071 | 0.30 | |||||
3 | 260300 | 330380 | 5.5∶1 | 11.5∶1 | A | 19.87 | 7.06 | 2.76 | 69.17 | 0.031 | 1.14 |
B | 1.96 | 8.79 | 82.15 | 6.97 | 0.015 | 0.13 | |||||
C | 0.39 | 8.92 | 89.61 | 0.91 | 0.019 | 0.17 | |||||
D | 2.78 | 6.94 | 86.50 | 3.41 | 0.066 | 0.37 | |||||
4 | 260300 | 330380 | 6∶1 | 12∶1 | A | 21.22 | 7.11 | 1.97 | 69.48 | 0.056 | 0.22 |
B | 2.02 | 8.91 | 81.46 | 7.54 | 0.018 | 0.07 | |||||
C | 0.31 | 9.13 | 89.64 | 0.86 | 0.020 | 0.06 | |||||
D | 2.44 | 6.60 | 88.65 | 2.26 | 0.098 | 0.05 |
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN95119421A CN1045200C (zh) | 1995-12-27 | 1995-12-27 | 1,1,1,2-四氟乙烷的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN95119421A CN1045200C (zh) | 1995-12-27 | 1995-12-27 | 1,1,1,2-四氟乙烷的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1153160A CN1153160A (zh) | 1997-07-02 |
CN1045200C true CN1045200C (zh) | 1999-09-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95119421A Expired - Lifetime CN1045200C (zh) | 1995-12-27 | 1995-12-27 | 1,1,1,2-四氟乙烷的制备方法 |
Country Status (1)
Country | Link |
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CN (1) | CN1045200C (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101117305B (zh) * | 2007-04-11 | 2010-07-28 | 西安近代化学研究所 | 1,1,1,2-四氟乙烷的制备方法 |
CN104892353A (zh) * | 2015-06-02 | 2015-09-09 | 江苏三美化工有限公司 | 一种提高气相氟化制备1,1,1,2-四氟乙烷转化率的方法 |
CN107266285B (zh) * | 2017-06-09 | 2021-02-09 | 浙江三美化工股份有限公司 | 一种三氯乙烯制备四氟乙烷的方法 |
CN107759501A (zh) * | 2017-12-07 | 2018-03-06 | 查都(上海)科技有限公司 | 一种生产二甲基二硫联产二甲基三硫的装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0582156A1 (en) * | 1992-08-05 | 1994-02-09 | Showa Denko Kabushiki Kaisha | Process for producing 1,1,1,2-tetrafluoroethane |
EP0610963A2 (en) * | 1990-03-13 | 1994-08-17 | Daikin Industries, Ltd. | Process for preparing 1,1,1,2-tetrafluoroethane |
-
1995
- 1995-12-27 CN CN95119421A patent/CN1045200C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0610963A2 (en) * | 1990-03-13 | 1994-08-17 | Daikin Industries, Ltd. | Process for preparing 1,1,1,2-tetrafluoroethane |
EP0582156A1 (en) * | 1992-08-05 | 1994-02-09 | Showa Denko Kabushiki Kaisha | Process for producing 1,1,1,2-tetrafluoroethane |
Also Published As
Publication number | Publication date |
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CN1153160A (zh) | 1997-07-02 |
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Owner name: JINZHU MODERN CHEMICAL CO., LTD., XI AN Free format text: FORMER OWNER: XI AN INST. OF MODERN CHEMISTRY Effective date: 20020604 |
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Effective date of registration: 20020604 Address after: Jinghe Industrial Park 710201 Shaanxi Province, Xi'an economic and Technological Development Zone Patentee after: Jinzhu Modern Chemical Co., Ltd., Xi'an Address before: 710061 box eighteen, Xi'an, Shaanxi Patentee before: Xi'an Inst. of Modern Chemistry |
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Owner name: CHIAN CHEMICAL MODERN ENVIRONMENTAL PROTECTION CHE Free format text: FORMER NAME OR ADDRESS: JINZHU MODERN CHEMICAL CO., LTD., XI AN |
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Address after: Jinghe Industrial Park 710201 Shaanxi Province, Xi'an economic and Technological Development Zone Patentee after: Sinochem Modern Environmental Protection Chemicals (Xi'an) Co., Ltd. Address before: Jinghe Industrial Park 710201 Shaanxi Province, Xi'an economic and Technological Development Zone Patentee before: Jinzhu Modern Chemical Co., Ltd., Xi'an |
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Sinochem Taicang Environmental Protection Chemical Co., Ltd. Assignor: Sinochem Modern Environmental Protection Chemicals (Xi'an) Co., Ltd. Contract record no.: 2012320010044 Denomination of invention: Process for the preparation of 1.1.1.2- tetrafluoroethylene Granted publication date: 19990922 License type: Exclusive License Open date: 19970702 Record date: 20120322 |
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