KR100286793B1 - 하이드로플루오로알칸 제조방법 - Google Patents
하이드로플루오로알칸 제조방법 Download PDFInfo
- Publication number
- KR100286793B1 KR100286793B1 KR1019940704504A KR19940704504A KR100286793B1 KR 100286793 B1 KR100286793 B1 KR 100286793B1 KR 1019940704504 A KR1019940704504 A KR 1019940704504A KR 19940704504 A KR19940704504 A KR 19940704504A KR 100286793 B1 KR100286793 B1 KR 100286793B1
- Authority
- KR
- South Korea
- Prior art keywords
- hydrofluoroalkane
- hydrogen fluoride
- tetrafluoroethane
- trichloroethylene
- hcfc
- 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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- 150000005828 hydrofluoroalkanes Chemical class 0.000 title claims abstract description 67
- 238000002360 preparation method Methods 0.000 title description 13
- 238000000034 method Methods 0.000 claims abstract description 135
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical group FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 claims abstract description 76
- CYXIKYKBLDZZNW-UHFFFAOYSA-N 2-Chloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)CCl CYXIKYKBLDZZNW-UHFFFAOYSA-N 0.000 claims abstract description 72
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 70
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims abstract description 70
- RWRIWBAIICGTTQ-UHFFFAOYSA-N difluoromethane Chemical compound FCF RWRIWBAIICGTTQ-UHFFFAOYSA-N 0.000 claims abstract description 62
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 claims abstract description 61
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 claims abstract description 61
- 239000003054 catalyst Substances 0.000 claims abstract description 56
- 239000002243 precursor Substances 0.000 claims abstract description 53
- GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical compound FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 150000001336 alkenes Chemical class 0.000 claims abstract description 14
- 150000001335 aliphatic alkanes Chemical class 0.000 claims abstract description 12
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims abstract 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 87
- 238000006243 chemical reaction Methods 0.000 claims description 48
- XWCDCDSDNJVCLO-UHFFFAOYSA-N Chlorofluoromethane Chemical compound FCCl XWCDCDSDNJVCLO-UHFFFAOYSA-N 0.000 claims description 44
- 229910052801 chlorine Inorganic materials 0.000 claims description 31
- 239000000460 chlorine Substances 0.000 claims description 31
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 29
- 238000003682 fluorination reaction Methods 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 claims description 24
- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 claims description 17
- 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 15
- 150000001875 compounds Chemical class 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- 239000001257 hydrogen Substances 0.000 claims description 13
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 claims description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 10
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 10
- 238000011065 in-situ storage Methods 0.000 claims description 8
- QVLAWKAXOMEXPM-UHFFFAOYSA-N 1,1,1,2-tetrachloroethane Chemical compound ClCC(Cl)(Cl)Cl QVLAWKAXOMEXPM-UHFFFAOYSA-N 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 5
- UJPMYEOUBPIPHQ-UHFFFAOYSA-N 1,1,1-trifluoroethane Chemical compound CC(F)(F)F UJPMYEOUBPIPHQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical group CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 150000008282 halocarbons Chemical class 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- PQIOSYKVBBWRRI-UHFFFAOYSA-N methylphosphonyl difluoride Chemical group CP(F)(F)=O PQIOSYKVBBWRRI-UHFFFAOYSA-N 0.000 claims 1
- 239000000047 product Substances 0.000 description 30
- 229950011008 tetrachloroethylene Drugs 0.000 description 10
- 150000002431 hydrogen Chemical class 0.000 description 8
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 6
- HTHNTJCVPNKCPZ-UHFFFAOYSA-N 2-chloro-1,1-difluoroethene Chemical group FC(F)=CCl HTHNTJCVPNKCPZ-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- -1 hydrogen chlorolides Chemical class 0.000 description 5
- LGXVIGDEPROXKC-UHFFFAOYSA-N 1,1-dichloroethene Chemical compound ClC(Cl)=C LGXVIGDEPROXKC-UHFFFAOYSA-N 0.000 description 4
- TUZZXCDXAYXWKW-UHFFFAOYSA-N [ClH]1[C-]=CC=C1 Chemical compound [ClH]1[C-]=CC=C1 TUZZXCDXAYXWKW-UHFFFAOYSA-N 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 4
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 4
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 150000002222 fluorine compounds Chemical class 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 2
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 2
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- BNIXVQGCZULYKV-UHFFFAOYSA-N pentachloroethane Chemical compound ClC(Cl)C(Cl)(Cl)Cl BNIXVQGCZULYKV-UHFFFAOYSA-N 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- ZXUJWPHOPHHZLR-UHFFFAOYSA-N 1,1,1-trichloro-2-fluoroethane Chemical compound FCC(Cl)(Cl)Cl ZXUJWPHOPHHZLR-UHFFFAOYSA-N 0.000 description 1
- WXGNWUVNYMJENI-UHFFFAOYSA-N 1,1,2,2-tetrafluoroethane Chemical compound FC(F)C(F)F WXGNWUVNYMJENI-UHFFFAOYSA-N 0.000 description 1
- WGZYQOSEVSXDNI-UHFFFAOYSA-N 1,1,2-trifluoroethane Chemical compound FCC(F)F WGZYQOSEVSXDNI-UHFFFAOYSA-N 0.000 description 1
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- NPNPZTNLOVBDOC-UHFFFAOYSA-N 1,1-difluoroethane Chemical compound CC(F)F NPNPZTNLOVBDOC-UHFFFAOYSA-N 0.000 description 1
- FQAMAOOEZDRHHB-UHFFFAOYSA-N 1,2,2-trichloro-1,1-difluoroethane Chemical compound FC(F)(Cl)C(Cl)Cl FQAMAOOEZDRHHB-UHFFFAOYSA-N 0.000 description 1
- WFLOTYSKFUPZQB-UHFFFAOYSA-N 1,2-difluoroethene Chemical group FC=CF WFLOTYSKFUPZQB-UHFFFAOYSA-N 0.000 description 1
- SMCNZLDHTZESTK-UHFFFAOYSA-N 2-chloro-1,1,1,2-tetrafluoropropane Chemical compound CC(F)(Cl)C(F)(F)F SMCNZLDHTZESTK-UHFFFAOYSA-N 0.000 description 1
- WMCLYSGSAJGCJY-UHFFFAOYSA-N 3-chloro-1,1,2,2-tetrafluoropropane Chemical compound FC(F)C(F)(F)CCl WMCLYSGSAJGCJY-UHFFFAOYSA-N 0.000 description 1
- 239000004604 Blowing Agent Substances 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-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
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 150000001348 alkyl chlorides Chemical class 0.000 description 1
- 150000001350 alkyl halides Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 150000001804 chlorine Chemical class 0.000 description 1
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910021563 chromium fluoride Inorganic materials 0.000 description 1
- QCMJBECJXQJLIL-UHFFFAOYSA-L chromium(6+);oxygen(2-);difluoride Chemical compound [O-2].[O-2].[F-].[F-].[Cr+6] QCMJBECJXQJLIL-UHFFFAOYSA-L 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- UHCBBWUQDAVSMS-UHFFFAOYSA-N fluoroethane Chemical compound CCF UHCBBWUQDAVSMS-UHFFFAOYSA-N 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 231100000616 occupational exposure limit Toxicity 0.000 description 1
- 238000005580 one pot reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- FTBATIJJKIIOTP-UHFFFAOYSA-K trifluorochromium Chemical compound F[Cr](F)F FTBATIJJKIIOTP-UHFFFAOYSA-K 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 231100000925 very toxic Toxicity 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- C07C17/20—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
- C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
- C07C17/358—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (24)
- 고온에서 플루오르화 촉매존재하여 하이드로겐 플루오라이드와 C2-6을 가진 알켄 또는 할로겐화한 알칸을 접촉시켜 첫번째 하이드로플루오로알칸을 얻는 것을 포함하고 두번째 하이드로플루오로알칸에 대한 유기 전구체를 상기 공정에 공급하여 첫번째 하이드로플루오로알칸에 외에 두번째 하이드로플루오로알칸을 얻는 것을 특징으로 하는 하이드로플루오로알칸 제조방법.
- 제1항에 있어서, 고온에서 플루오르화 촉매존재하에 하이드로겐 플루오라이드와 2 - 클로로 - 1,1,1 - 트리클로로에탄을 접촉시켜 1,1,1,2 - 테트라플루오로에탄을 얻는 것으로 구성되고 두번째 하이드로플루오로알칸에 대한 유기 전구체를 상기 공정에 공급하여 1,1,1,2 - 테트라플루오로에탄 외에 하이드로플루오로알칸을 얻는 것을 특징으로 하는 1,1,1,2 - 테하이드로플루오로에탄 제조방법.
- 제1항 또는 제2항에 있어서, 고온에서 트리클로로에틸렌 및 하이드로겐 플루오라이드 혼합물을 플루오르화 촉매와 접촉시켜 2 - 클로로 - 1,1,1 - 트리플루오로에탄을 얻고 고온에서 2 - 클로로 - 1,1,1 - 트리플루오로에탄 및 하이드로겐 플루오라이드를 플루오르화 촉매와 접촉시켜 1,1,1,2 - 테트라플루오로에탄을 얻는 것으로 구성되고 두번째 하이드로플루오로알칸에 대한 유기 전구체를 상기 공정에 공급하여 1,1,1,2 - 테트라플루오로에탄 외에 두번째 하이드로플루오로알칸을 얻는 1,1,1,2 - 테트라플루오로에탄 제조방법.
- 제3항에 있어서, 트리클로로에틸렌 및 하이드로겐 플루오라이드간의 반응 및 2 - 클로로 - 1,1,1 - 트리플루오로에탄 및 하이드로겐 플루오라이드간의 반응이 별도의 반응존에서 수행되는 투 포트 (two pot) 공정인 방법.
- 제4항에 있어서, (A) 첫번째 반응 존에서 약 280 - 약 450℃ 의 온도하에 플로오로화 촉매와 1,1,1 - 트리플루오로 - 2 - 클로로에탄 및 하이드로겐 플루오라이드 혼합물을 접촉시켜 미반응 출발물질과 함께 1,1,1,2 - 테트라플루오로에탄 및 하이드로겐 클로로라이드를 함유한 생성물을 얻는 단계 ;(B) 약 200 - 약 400℃ 의, 그러나 단계 (A) 보다 더 낮은 온도하에 플루오르화 촉매를 함유하는 두번째 반응 존으로 단계 (A)의 생성물을 트리클로로에틸렌과 함께 통과시켜 1,1,1 - 트리플루오로 - 2 - 클로로에탄, 1,1,1,2 - 테트라플루오로에탄, 하이드로겐 플루오라이드 및 미반응 트리클로로에틸렌을 함유하는 생성물 및 하이드로겐 플루오라이드를 얻는 단계 ;(C) 단계 (B) 의 생성물을 처리하여 1,1,1 - 트리플루오로 - 2 - 클로로에탄, 미반응 트리클로로에틸렌 및 하이드로겐 플루오라이드으로부터 1,1,1,2 - 테트라플루오로에탄 및 하이드로겐 클로라이드를 분리시키는 단계 ; 및(D) 단계 (C) 에서 얻은 2 - 클로로 - 1,1,1 - 트리플루오로에탄을 하이드로겐 플루오라이드와 함께 상기 첫번째 반응 존 (단계 (A)) 으로 공급시키는 단계로 구성되고, 두번째 하이드로플루오로알칸에 대한 유기 전구체를 상기 공정에 공급하여 1,1,1,2 - 테트라플루오로에탄 외의 두번째 하이드로플루오로알칸을 얻는 방법.
- 제1항에 있어서, 두번째 하이드로플루오로알칸에 대한 유기 전구체가 알켄 또는 할로겐화한 하이드로카본인 방법.
- 제1항에 있어서, 두번째 하이드로플루오로알칸에 대한 유기 전구체가 공정이 진행되는 그자리에서 얻어지는 방법.
- 제1항에 있어서, 두번째 하이드로플루오로알칸에 대한 유기 전구체가 공정에 염소를 공급시킴으로써 얻어지는 방법.
- 제1항에 있어서, 두번째 하이드로플루오로알칸이 펜타플루오로에탄 (HFA 125) 이고 이에대한 유기 전구체가 디클로로트리플루오로에탄 (HCFC 123) 및/또는 클로로테트라플루오로에탄 (HCFC 124) 인 방법.
- 제1항에 있어서, 두번째 하이드로플루오로알칸이 디플루오로메탄 (HFA 32) 이고 이에대한 유기 전구체가 메틸렌 클로라이드 및/또는 클로로플루오로메탄 (HCFC 32) 인 방법.
- 제6항에 있어서, 두번째 하이드로플루오로알칸에 대한 유기 전구체가 알켄 또는 용이하게 플루오르화되는 할로겐화한 알칸이고 이를 트리클로로에틸렌과 함께 공정에 공급시키는 방법.
- 제6항에 있어서, 두번째 하이드로플루오로알칸에 대한 유기 전구체가 알켄 또는 용이하게 플루오르화되는 할로겐화한 알칸이고 이를 첫번째 반응존으로 공급시키는 방법.
- 제8항에 있어서, 염소를 첫번째 반응존으로 공급시키는 방법.
- 제13항에 있어서, 염소를 첫번째 반응존으로의 재순환 스트림에 공급시키는 방법.
- 제14항에 있어서, 염소를 두번째 반응존을 거친후 생성물 분리단계전에 생성물 스트림에 공급시키는 방법.
- 제15항에 있어서, 두번째 하이드로플루오로알칸에 대한 유기 전구체가 생성되는 세번째 반응기가 제공되는 방법.
- 제1항에 있어서, 트리클로로에틸렌과 두번째 하이드로플루오로알칸에 대한 유기 전구체와의 상대적 비가 약 1 : 1 - 약 20 : 1 의 몰비인 방법.
- 제1항에 있어서, 고온에서 플루오르화 촉매 존재하에 하이드로겐 플루오라이드와 최소한 C2의 알켄 또는 할로겐화한 알칸을 접촉시켜 최소한 C2의 하이드로플루오로알칸을 얻는 것으로 구성되고 최소한 하나의 식 CH2XY (식중, X 는 F, C1, Br 또는 I 이고, Y 는 C1, Br 또는 I임) 의 화합물을 공정에 공급하여 최소한 C2의 하이드로플루오로알칸 외에 디플루오로메탄을 얻는 디플루오로메탄 및 최소한 하나의 다른 하이드로플루오로알칸을 제조하는 방법.
- 제18항에 있어서, 식 CH2XY 의 화합물이 메틸렌 클로라이드 또는 클로로플루오로메탄 (HCFC 31) 인 방법.
- 제18항 또는 제 19항에 있어서, 최소한 C2의 하이드로플루오로알칸이 트리클로로에틸렌 및/또는 2 - 클로로 - 1,1,1 - 트리플루오로메탄으로부터 유도된 1,1,1,2 - 테트라플루오로에탄인 방법.
- 제18항 또는 제 19항에 있어서, 최소한 C2의 하이드로플루오로알칸이 퍼클로로에틸렌, 디클로로트리플루오로에탄 (HCFC 123) 및/또는 클로로테트라플루오로에탄 (HCFC 124) 으로부터 유도된 펜타플루오로에탄인 방법.
- 제20항에 있어서, (a) 고온에서, 첫번째 플루오르화 촉매 존재하에 하이드로겐 플루오라이드와 트리클로로에틸렌 및/또는 2 - 클로로 - 1,1,1 - 트리플루오로메탄을 접촉시켜 1,1,1,2 - 테트라플루오로에탄을 얻고 이 생성물 스트림의 최소한 일부를 재순환시키는 단계, 및 (b) 고온에서 두번째 플루오르화 촉매 존재하에 하이드로겐 플루오라이드와 디플루오로메탄을 접촉시켜 디플루오로메탄 및 클로로플루오로메탄을 얻는 단계로 구성되고 단계 (b) 에서 얻은 클로로플루오로메탄을 수거하여 단계 (a) 의 재순환 스트림과 함께 재순환시키는 디플루오로메탄 및 1,1,1,2 - 테트라플루오로에탄 제조방법.
- 제22항에 있어서, 단계 (b) 의 생성물 스트림 전부를 단계 (a) 의 재순환 스트림과 함께 합체시키는 방법.
- 제1항 플루오르화 촉매 징크 - 촉진된 크로미아 촉매인 방법.
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929212328A GB9212328D0 (en) | 1992-06-10 | 1992-06-10 | Production of hydrofluoroalkanes |
GB929212251A GB9212251D0 (en) | 1992-06-10 | 1992-06-10 | Production of hydrofluoroalkanes |
GB9212330.6 | 1992-06-10 | ||
GB929212330A GB9212330D0 (en) | 1992-06-10 | 1992-06-10 | Production of hydrofluoroalkanes |
GB9212251.4 | 1992-06-10 | ||
GB9212328.0 | 1992-06-10 | ||
GB9306079.6 | 1993-03-24 | ||
GB939306079A GB9306079D0 (en) | 1993-03-24 | 1993-03-24 | Production of difluoromethane |
PCT/GB1993/001207 WO1993025505A1 (en) | 1992-06-10 | 1993-06-08 | Production of hydrofluoroalkanes |
Publications (2)
Publication Number | Publication Date |
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KR950701894A KR950701894A (ko) | 1995-05-17 |
KR100286793B1 true KR100286793B1 (ko) | 2001-05-02 |
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US (1) | US5902913A (ko) |
EP (1) | EP0644867B1 (ko) |
JP (1) | JP3328282B2 (ko) |
KR (1) | KR100286793B1 (ko) |
AU (1) | AU672210B2 (ko) |
BR (1) | BR9306515A (ko) |
CA (1) | CA2137234C (ko) |
DE (1) | DE69307884T2 (ko) |
ES (1) | ES2097514T3 (ko) |
GB (1) | GB9311742D0 (ko) |
WO (1) | WO1993025505A1 (ko) |
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JP3170800B2 (ja) * | 1993-12-09 | 2001-05-28 | ダイキン工業株式会社 | ジフルオロメタンおよび1,1,1,2−テトラフルオロエタンの製造方法 |
US5718807A (en) * | 1994-09-20 | 1998-02-17 | E. I. Du Pont De Nemours And Company | Purification process for hexafluoroethane products |
KR100215542B1 (ko) * | 1996-04-23 | 1999-08-16 | 박원훈 | 1,1,1,2-테트라플루오로에탄과 펜타플루오로에탄의 병산방법 |
CN1315765C (zh) | 2001-07-06 | 2007-05-16 | 昭和电工株式会社 | 纯化四氯乙烯的方法和生产氢氟烃的方法 |
US20050077501A1 (en) * | 2003-10-14 | 2005-04-14 | Honeywell International, Inc. | Azeotrope-like compositions of trifluoroethane and hydrogen fluoride |
US20070191652A1 (en) * | 2004-03-29 | 2007-08-16 | Hiromoto Ohno | Process for production of 1,1,1,2- tetrafluoroethane and/or pentafluorethane and applications of the same |
US9040759B2 (en) * | 2007-07-06 | 2015-05-26 | Honeywell International Inc. | Preparation of fluorinated olefins via catalytic dehydrohalogenation of halogenated hydrocarbons |
CN112125777B (zh) * | 2020-08-27 | 2022-06-03 | 浙江衢化氟化学有限公司 | 一种联产氢氟烃的方法 |
CN116041138B (zh) * | 2022-08-19 | 2025-03-04 | 江西中欣埃克盛新材料有限公司 | 一种R134a与二氯甲烷为原料联产R244bb和R1234yf的方法 |
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FR2498591A1 (fr) * | 1980-12-31 | 1982-07-30 | Ugine Kuhlmann | Procede continu de preparation en phase gazeuse du trichlorotrifluorethane, du dichlorotetrafluorethane et du monochloropentafluorethane en proportions controlees |
EP0128510A3 (en) * | 1983-06-07 | 1985-05-15 | Showa Denko Kabushiki Kaisha | Process for producing difluoromethane |
ES2080139T5 (es) * | 1989-02-03 | 2003-07-16 | Du Pont | Preparacion de 1,1,1,2-tetrafluoroetano. |
ES2062402T3 (es) * | 1989-10-30 | 1994-12-16 | Du Pont | Procedimiento para la preparacion de 1,1-diclorotetrafluoroetano. |
GB9007029D0 (en) * | 1990-03-29 | 1990-05-30 | Ici Plc | Chemical process |
FR2661906B1 (fr) * | 1990-05-11 | 1993-10-01 | Atochem | Procede de fabrication du 1,1,1,2-tetrafluoro-chloroethane et du pentafluoroethane. |
-
1993
- 1993-06-07 GB GB939311742A patent/GB9311742D0/en active Pending
- 1993-06-08 EP EP93913312A patent/EP0644867B1/en not_active Expired - Lifetime
- 1993-06-08 CA CA002137234A patent/CA2137234C/en not_active Expired - Fee Related
- 1993-06-08 DE DE69307884T patent/DE69307884T2/de not_active Expired - Lifetime
- 1993-06-08 AU AU43428/93A patent/AU672210B2/en not_active Ceased
- 1993-06-08 BR BR9306515A patent/BR9306515A/pt not_active IP Right Cessation
- 1993-06-08 JP JP50125494A patent/JP3328282B2/ja not_active Expired - Fee Related
- 1993-06-08 KR KR1019940704504A patent/KR100286793B1/ko not_active Expired - Lifetime
- 1993-06-08 WO PCT/GB1993/001207 patent/WO1993025505A1/en active IP Right Grant
- 1993-06-08 ES ES93913312T patent/ES2097514T3/es not_active Expired - Lifetime
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1997
- 1997-02-06 US US08/796,902 patent/US5902913A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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EP0644867A1 (en) | 1995-03-29 |
GB9311742D0 (en) | 1993-07-21 |
JP3328282B2 (ja) | 2002-09-24 |
WO1993025505A1 (en) | 1993-12-23 |
AU672210B2 (en) | 1996-09-26 |
JPH07507787A (ja) | 1995-08-31 |
US5902913A (en) | 1999-05-11 |
BR9306515A (pt) | 1998-09-15 |
DE69307884D1 (de) | 1997-03-13 |
DE69307884T2 (de) | 1997-05-22 |
EP0644867B1 (en) | 1997-01-29 |
CA2137234C (en) | 2004-11-02 |
KR950701894A (ko) | 1995-05-17 |
CA2137234A1 (en) | 1993-12-23 |
AU4342893A (en) | 1994-01-04 |
ES2097514T3 (es) | 1997-04-01 |
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