KR100516573B1 - 헥사플루오로에탄 제조방법 및 그것의 용도 - Google Patents
헥사플루오로에탄 제조방법 및 그것의 용도 Download PDFInfo
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- KR100516573B1 KR100516573B1 KR10-2002-7001234A KR20027001234A KR100516573B1 KR 100516573 B1 KR100516573 B1 KR 100516573B1 KR 20027001234 A KR20027001234 A KR 20027001234A KR 100516573 B1 KR100516573 B1 KR 100516573B1
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- gas
- compound
- hexafluoroethane
- chf
- reaction
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- 238000000034 method Methods 0.000 title claims abstract description 40
- WMIYKQLTONQJES-UHFFFAOYSA-N hexafluoroethane Chemical compound FC(F)(F)C(F)(F)F WMIYKQLTONQJES-UHFFFAOYSA-N 0.000 title claims description 42
- 239000007789 gas Substances 0.000 claims abstract description 136
- 150000001875 compounds Chemical class 0.000 claims abstract description 84
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims abstract description 41
- 125000001309 chloro group Chemical group Cl* 0.000 claims abstract description 40
- 239000003054 catalyst Substances 0.000 claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 claims abstract description 39
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 30
- 239000011737 fluorine Substances 0.000 claims abstract description 30
- 238000003682 fluorination reaction Methods 0.000 claims abstract description 29
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 25
- 239000003085 diluting agent Substances 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims description 59
- 239000000203 mixture Substances 0.000 claims description 49
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 19
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 19
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 19
- 239000002253 acid Substances 0.000 claims description 16
- BOUGCJDAQLKBQH-UHFFFAOYSA-N 1-chloro-1,2,2,2-tetrafluoroethane Chemical compound FC(Cl)C(F)(F)F BOUGCJDAQLKBQH-UHFFFAOYSA-N 0.000 claims description 11
- NEHMKBQYUWJMIP-UHFFFAOYSA-N anhydrous methyl chloride Natural products ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims description 11
- GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical compound FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052738 indium Inorganic materials 0.000 claims description 9
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 9
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 claims description 9
- 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 description 8
- CYXIKYKBLDZZNW-UHFFFAOYSA-N 2-Chloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)CCl CYXIKYKBLDZZNW-UHFFFAOYSA-N 0.000 claims description 8
- 239000004340 Chloropentafluoroethane Substances 0.000 claims description 8
- 235000019406 chloropentafluoroethane Nutrition 0.000 claims description 8
- AFYPFACVUDMOHA-UHFFFAOYSA-N chlorotrifluoromethane Chemical compound FC(F)(F)Cl AFYPFACVUDMOHA-UHFFFAOYSA-N 0.000 claims description 8
- 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 claims description 5
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 5
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 5
- 229940087091 dichlorotetrafluoroethane Drugs 0.000 claims description 5
- QYSGYZVSCZSLHT-UHFFFAOYSA-N octafluoropropane Chemical compound FC(F)(F)C(F)(F)C(F)(F)F QYSGYZVSCZSLHT-UHFFFAOYSA-N 0.000 claims description 4
- 229960004065 perflutren Drugs 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- NEHMKBQYUWJMIP-OUBTZVSYSA-N chloromethane Chemical group Cl[13CH3] NEHMKBQYUWJMIP-OUBTZVSYSA-N 0.000 claims 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical group FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 claims 1
- 239000011368 organic material Substances 0.000 claims 1
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 abstract description 51
- 239000012535 impurity Substances 0.000 abstract description 13
- 206010007559 Cardiac failure congestive Diseases 0.000 description 87
- 238000004821 distillation Methods 0.000 description 25
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 17
- 239000000460 chlorine Substances 0.000 description 12
- 238000004458 analytical method Methods 0.000 description 11
- 239000002994 raw material Substances 0.000 description 11
- 238000000746 purification Methods 0.000 description 10
- 238000004817 gas chromatography Methods 0.000 description 9
- 238000005530 etching Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000009835 boiling Methods 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 229910001026 inconel Inorganic materials 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 5
- 229910001873 dinitrogen Inorganic materials 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 4
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000012018 catalyst precursor Substances 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 238000007086 side reaction Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- RWRIWBAIICGTTQ-UHFFFAOYSA-N difluoromethane Chemical compound FCF RWRIWBAIICGTTQ-UHFFFAOYSA-N 0.000 description 2
- YYRCHNRVTUNHRX-UHFFFAOYSA-N ethene;perchloric acid Chemical compound C=C.OCl(=O)(=O)=O YYRCHNRVTUNHRX-UHFFFAOYSA-N 0.000 description 2
- OMRRUNXAWXNVFW-UHFFFAOYSA-N fluoridochlorine Chemical compound ClF OMRRUNXAWXNVFW-UHFFFAOYSA-N 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- FJWLWIRHZOHPIY-UHFFFAOYSA-N potassium;hydroiodide Chemical compound [K].I FJWLWIRHZOHPIY-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229950011008 tetrachloroethylene Drugs 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- DTQVDTLACAAQTR-UHFFFAOYSA-M Trifluoroacetate Chemical compound [O-]C(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-M 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000012024 dehydrating agents Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000895 extractive distillation Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000007327 hydrogenolysis reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 239000012629 purifying agent Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
- C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
- C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
- C07C17/21—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms with simultaneous increase of the number of halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/395—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
화합물명 | 구조식 | 끓는점(℃) |
테트라플루오로메탄 | CF4 | -128 |
트리플루오로메탄 | CHF3 | -84 |
헥사플루오로에탄 | CF3CF3 | -78.1 |
펜타플루오로에탄 | CF3CHF2 | -48.5 |
클로로펜타플루오로에탄 | CF3CClF2 | -38.7 |
2-클로로-1,1,1,2-테트라플루오로에탄 | CF3CHClF | -12 |
2-클로로-1,1,1-트리플루오로에탄 | CF3CH2Cl | 6.1 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.4513 |
CH3Cl | 0.0011 |
CHClF2 | 0.0008 |
CHF3 | 0.0224 |
CClF3 | 0.0005 |
CF3CClF2 | 0.5216 |
CF3CHClF | 0.0008 |
CF3CCl2F | 0.0009 |
CF3CH2Cl | 0.0006 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.8000 |
CHClF2 | 0.0002 |
CHF3 | 0.0038 |
CF3CClF2 | 0.1960 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.3273 |
CF4 | 0.0113 |
CHF3 | 0.0215 |
CF3CF3 | 0.6120 |
CF3CClF2 | 0.0156 |
CF3CHClF | 0.0112 |
CF3CH2Cl | 0.0011 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.2732 |
CF4 | 0.0170 |
CHF3 | 0.0212 |
CF3CF3 | 0.6720 |
CF3CClF2 | 0.0068 |
CF3CHClF | 0.0098 |
CF3CH2Cl | 0.0015 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.4314 |
CF4 | 0.0023 |
CHF3 | 0.0221 |
CF3CF3 | 0.0387 |
CF3CClF2 | 0.4829 |
CF3CHClF | 0.0014 |
CF3CH2Cl | 0.0005 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.1948 |
CF4 | 0.1488 |
CHF3 | 0.0168 |
CF3CF3 | 0.5880 |
CHClF2 | 0.0069 |
CF3CClF2 | 0.0148 |
CF3CHClF | 0.0256 |
CF3CCl2F | 0.0021 |
CF3CH2Cl | 0.0022 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.7922 |
CF4 | 0.0018 |
CHF3 | 0.0036 |
CF3CF3 | 0.1980 |
CF3CClF2 | 0.0008 |
CF3CHClF | 0.0036 |
화합물 | 순도(부피%) |
CF3CHF2 | 99.7950 |
CF4 | 0.0019 |
CHF3 | 0.0035 |
CF3CF3 | 0.1988 |
CF3CClF2 | 0.0008 |
화합물 | 순도(부피%) |
CF3CHF2 | 0.0001 |
CF4 | 0.0456 |
CF3CF3 | 99.9536 |
CF3CClF2 | 0.0007 |
화합물 | 순도(부피%) |
CF3CHF2 | 0.9 부피ppm |
CF4 | <0.4 부피ppm |
SF6 | <0.4 부피ppm |
CF3CClF2 | <0.1 부피ppm |
CF3CF3 | 99.9998 부피% |
화합물 | 순도(부피%) |
CF3CHF2 | 0.0003 |
CF4 | 0.0568 |
CClF3 | 0.0036 |
CF3CF3 | 99.4160 |
CF3CClF2 | 0.5233 |
화합물 | 순도(부피%) |
CF3CHF2 | 0.0003 |
CF4 | <0.0001 |
CClF3 | 0.0036 |
CF3CF3 | 99.9959 |
CF3CClF2 | <0.0001 |
Claims (19)
- (1) 펜타플루오로에탄과 염소원자를 보유한 화합물을 함유하는 가스 혼합물을 크롬 산화물에 인듐을 첨가하여 얻어진 벌크 불소화 촉매의 존재하에 가스상의 불화수소와 반응시켜 상기 염소원자를 보유하는 화합물을 불소화하는 단계; 및(2) 펜타플루오로에탄과 상기 (1)단계에서 얻어진 불소화된 화합물을 함유한 가스 혼합물을 희석가스의 존재하에 가스상에서 불소가스와 반응시키는 단계를 포함하는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항에 있어서, 상기 염소원자를 보유하는 화합물은, 클로로메탄, 클로로트리플루오로메탄, 클로로펜타플루오로에탄, 디클로로테트라플루오로에탄, 클로로테트라플루오로에탄, 클로로트리플루오로에탄 및 클로로트리플루오로에틸렌으로 구성되는 군에서 선택된 1종이상의 화합물인 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (1)단계의 가스 혼합물내에 함유된 염소원자를 보유하는 화합물의 총량은 1부피%이하인 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (1)단계의 가스 혼합물내에 함유된 염소원자를 보유하는 화합물의 총량은 0.5부피%이하인 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 삭제
- 제 1항 또는 제 2항에 있어서, 상기 (1)단계의 불소화 촉매의 존재하에서 불화수소와의 반응시 온도는 150~480℃의 범위내에 있는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (1)단계의 가스 혼합물에 함유된 불화수소/유기물질의 몰비는 0.5~5의 범위내에 있는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2) 단계 전에 생성된 염화수소를 함유하는 산 함유물을 제거하는 단계를 수행하는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2)단계 전에 클로로테트라플루오로에탄 및/또는 클로로트리플루오로에탄을 분리하는 단계 및 분리된 클로로테트라플루오로에탄 및/또는 클로로트리플루오로에탄을 상기 (1)단계로 복원시키는 단계를 수행하는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2)단계의 가스 혼합물내에 함유된 염소원자를 보유하는 화합물의 총량은 0.02부피%이하인 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2)단계의 가스 혼합물내에 함유된 불소화된 화합물은 주로 헥사플루오로에탄으로 구성되는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2)단계의 희석가스는 테트라플루오로메탄, 헥사플루오로에탄, 옥타플루오로프로판 및 불화수소로 구성되는 군에서 선택된 1종이상을 함유하는 가스인 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2)단계의 희석가스는 불화수소가 농후한 가스인 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2)단계의 불소화된 화합물을 함유하는 가스 혼합물과 불소가스와의 반응시 온도는 250∼500℃의 범위내에 있는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 제 1항 또는 제 2항에 있어서, 상기 (2)단계의 불소화된 화합물을 함유하는 가스 혼합물과 불소가스와의 반응시 온도는 350∼450℃의 범위내에 있는 것을 특징으로 하는 헥사플루오로에탄 제조방법.
- 삭제
- 삭제
- 삭제
- 삭제
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JP2000185654A JP4463385B2 (ja) | 2000-06-21 | 2000-06-21 | ヘキサフルオロエタンの製造方法及びその用途 |
JPJP-P-2000-00185654 | 2000-06-21 | ||
US23080600P | 2000-09-07 | 2000-09-07 | |
US60/230,806 | 2000-09-07 |
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KR100353491B1 (ko) * | 2000-02-22 | 2002-09-19 | 울산화학주식회사 | 퍼플르오로에탄의 제조방법 |
JP4484572B2 (ja) | 2003-08-21 | 2010-06-16 | 昭和電工株式会社 | ヘキサフルオロエタンの製造方法およびその用途 |
WO2005092823A2 (en) * | 2004-03-29 | 2005-10-06 | Showa Denko K.K. | Process for production of 1,1,1,2-tetrafluoroethane and/or pentafluoroethane and applications of the same |
CN103130607A (zh) * | 2011-11-28 | 2013-06-05 | 中化蓝天集团有限公司 | 一种制备六氟乙烷的方法 |
CN102766015A (zh) * | 2012-07-31 | 2012-11-07 | 山东华安新材料有限公司 | 六氟乙烷的制备方法 |
CN115518632A (zh) * | 2022-11-28 | 2022-12-27 | 山东东岳化工有限公司 | 五氟一氯乙烷制备六氟乙烷的工艺及其所用的催化剂 |
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FR2701943B1 (fr) * | 1993-02-24 | 1995-05-12 | Atochem Elf Sa | Purification du pentafluoroéthane. |
JP2947158B2 (ja) * | 1996-03-07 | 1999-09-13 | 昭和電工株式会社 | ヘキサフルオロエタンの製造方法 |
JP3067633B2 (ja) * | 1996-03-26 | 2000-07-17 | 昭和電工株式会社 | パーフルオロカーボンの製造方法 |
JP3520900B2 (ja) * | 1997-12-12 | 2004-04-19 | ダイキン工業株式会社 | ペンタフルオロエタンの製造方法、並びにフッ素化用触媒及びその製造方法 |
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CN1561319A (zh) | 2005-01-05 |
WO2001098240A3 (en) | 2002-06-06 |
WO2001098240A2 (en) | 2001-12-27 |
CN1276903C (zh) | 2006-09-27 |
KR20020019589A (ko) | 2002-03-12 |
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