CN1120828C - 五氟乙烷的提纯方法 - Google Patents
五氟乙烷的提纯方法 Download PDFInfo
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- CN1120828C CN1120828C CN99124515A CN99124515A CN1120828C CN 1120828 C CN1120828 C CN 1120828C CN 99124515 A CN99124515 A CN 99124515A CN 99124515 A CN99124515 A CN 99124515A CN 1120828 C CN1120828 C CN 1120828C
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- Prior art keywords
- cfc
- hfc
- extraction agent
- extraction
- ethyl acetate
- Prior art date
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- GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical compound FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000000605 extraction Methods 0.000 claims abstract description 68
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 62
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims abstract description 45
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 38
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 36
- 150000002148 esters Chemical class 0.000 claims abstract description 23
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims abstract description 19
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims abstract description 18
- 150000002576 ketones Chemical class 0.000 claims abstract description 12
- 235000019406 chloropentafluoroethane Nutrition 0.000 claims abstract description 9
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims abstract description 6
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 5
- RFCAUADVODFSLZ-UHFFFAOYSA-N 1-Chloro-1,1,2,2,2-pentafluoroethane Chemical compound FC(F)(F)C(F)(F)Cl RFCAUADVODFSLZ-UHFFFAOYSA-N 0.000 claims abstract 4
- KLZDCUBZWUSEGO-UHFFFAOYSA-N CC.F.F.F.F.F Chemical compound CC.F.F.F.F.F KLZDCUBZWUSEGO-UHFFFAOYSA-N 0.000 claims description 14
- 238000000746 purification Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 5
- 229940043232 butyl acetate Drugs 0.000 claims description 5
- 238000001577 simple distillation Methods 0.000 claims description 4
- 238000007670 refining Methods 0.000 claims 1
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 abstract description 10
- 239000004340 Chloropentafluoroethane Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 9
- 239000012071 phase Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 241000282326 Felis catus Species 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 238000009835 boiling Methods 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000004821 distillation Methods 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000012264 purified product Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- DDMOUSALMHHKOS-UHFFFAOYSA-N 1,2-dichloro-1,1,2,2-tetrafluoroethane Chemical compound FC(F)(Cl)C(F)(F)Cl DDMOUSALMHHKOS-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- GFTRGSKIYZLOOX-UHFFFAOYSA-N C(CCl)Cl.[F] Chemical compound C(CCl)Cl.[F] GFTRGSKIYZLOOX-UHFFFAOYSA-N 0.000 description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- -1 HFC-125 compound Chemical class 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229960003132 halothane Drugs 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 1
- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001350 alkyl halides Chemical class 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical group 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001944 continuous distillation Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000895 extractive distillation Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000005826 halohydrocarbons Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000003206 sterilizing agent Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
萃取剂 | 标准沸点(℃) | 偶极矩(C·m×10-30) | 相对挥发度(α) | 选择性 |
乙酸 | 118 | 5.60 | 2.18 | 2.22 |
*乙醇 | 78.3 | 5.60 | 1.85 | 1.88 |
正丁醇 | 117.7 | 5.60 | 1.67 | 1.70 |
*乙酸乙酯 | 77.1 | 6.27 | 2.49 | 2.53 |
乙酸丁酯 | 126.1 | 6.14 | 2.30 | 2.34 |
混酯(a) | 2.73 | 2.79 | ||
*丙酮 | 56.1 | 8.97 | 3.08 | 3.13 |
环己酮 | 155.6 | 10.0 | 3.28 | 3.34 |
混酮(b) | 3.91 | 3.99 | ||
*乙醚 | 34.6 | 3.74 | 1.97 | 2.00 |
乙腈 | 81.6 | 11.47 | 4.39 | 4.47 |
硝基甲烷 | 101.2 | 11.54 | 3.92 | 3.99 |
*正己烷 | 68.7 | 0.27 | 0.60 | 0.61 |
*环己烷 | 80.7 | 0.0 | 0.44 | 0.45 |
*三氟二氯乙烷(123) | 28.0 | 0.94 | 0.96 | |
二氯甲烷 | 39.8 | 3.80 | 1.12 | 1.14 |
三氯乙烷 | 74.0 | 5.24 | 1.19 | 1.21 |
一氟二氯乙烷(141b) | 31.0 | 1.10 | 1.12 | |
乙醇混酯(c) | 3.08 | 3.13 | ||
萃取剂 | 萃取剂用量摩尔比 | CFC-115/HFC-125相对挥发度α |
乙酸 | 0.901.251.80 | 2.072.182.23 |
乙腈 | 1.151.502.20 | 4.144.426.31 |
硝基甲烷 | 1.101.502.30 | 3.594.024.82 |
混合酮(丙酮+环己酮=1∶1) | 0.61.0 | 3.634.51 |
乙醇混酯(乙醇70%,乙酸乙酯30%) | 0.40.91.5 | 2.213.083.94 |
萃取剂 | 萃取剂添加量(摩尔比) | CFC-115/HFC-125相对挥发度 | ||
含0.47mol%CFC-115 | 含9.23mol%CFC-115 | 含23.15mol%CFC-115 | ||
环己酮 | 0.67 | 3.28 | 4.48 | 5.89 |
乙腈 | 0.67 | 4.41 | 5.36 | 6.44 |
硝基甲烷 | 0.67 | 4.02 | 4.39 | 4.53 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN99124515A CN1120828C (zh) | 1999-11-10 | 1999-11-10 | 五氟乙烷的提纯方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN99124515A CN1120828C (zh) | 1999-11-10 | 1999-11-10 | 五氟乙烷的提纯方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1295995A CN1295995A (zh) | 2001-05-23 |
CN1120828C true CN1120828C (zh) | 2003-09-10 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN99124515A Expired - Lifetime CN1120828C (zh) | 1999-11-10 | 1999-11-10 | 五氟乙烷的提纯方法 |
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Country | Link |
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CN (1) | CN1120828C (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2865731B1 (fr) * | 2004-01-30 | 2007-09-07 | Solvay | Procede de fabrication d'un hydrofluoroalcane |
CN100999438B (zh) * | 2007-01-04 | 2010-10-06 | 西安近代化学研究所 | 五氟乙烷的提纯方法 |
CN101225015B (zh) * | 2008-01-25 | 2011-07-20 | 山东华安新材料有限公司 | 一氯五氟乙烷和五氟乙烷二次萃取工艺 |
FR3046160B1 (fr) * | 2015-12-23 | 2019-12-13 | Arkema France | Procede de preparation du 2,3,3,3-tetrafluoro-1-propene et recyclage du 2-chloro-3,3,3-trifluoropropene exempt d'impuretes. |
CN107188779B (zh) * | 2017-06-09 | 2020-06-16 | 浙江三美化工股份有限公司 | 一种五氟乙烷的提纯方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1098710A (zh) * | 1993-05-25 | 1995-02-15 | 昭和电工株式会社 | 五氟乙烷的精制方法 |
CN1160391A (zh) * | 1994-08-17 | 1997-09-24 | 大金工业株式会社 | 五氟乙烷的制造方法 |
-
1999
- 1999-11-10 CN CN99124515A patent/CN1120828C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1098710A (zh) * | 1993-05-25 | 1995-02-15 | 昭和电工株式会社 | 五氟乙烷的精制方法 |
CN1160391A (zh) * | 1994-08-17 | 1997-09-24 | 大金工业株式会社 | 五氟乙烷的制造方法 |
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Publication number | Publication date |
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CN1295995A (zh) | 2001-05-23 |
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