RU2451659C2 - Способы каталитического получения гексафторпропенов - Google Patents
Способы каталитического получения гексафторпропенов Download PDFInfo
- Publication number
- RU2451659C2 RU2451659C2 RU2009104933/04A RU2009104933A RU2451659C2 RU 2451659 C2 RU2451659 C2 RU 2451659C2 RU 2009104933/04 A RU2009104933/04 A RU 2009104933/04A RU 2009104933 A RU2009104933 A RU 2009104933A RU 2451659 C2 RU2451659 C2 RU 2451659C2
- Authority
- RU
- Russia
- Prior art keywords
- hfc
- catalyst
- minutes
- reactor
- sccm
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000004519 manufacturing process Methods 0.000 title abstract description 12
- 230000003197 catalytic effect Effects 0.000 title 1
- 239000003054 catalyst Substances 0.000 claims abstract description 53
- SUAMPXQALWYDBK-UHFFFAOYSA-N 1,1,1,2,2,3-hexafluoropropane Chemical compound FCC(F)(F)C(F)(F)F SUAMPXQALWYDBK-UHFFFAOYSA-N 0.000 claims abstract description 16
- FXRLMCRCYDHQFW-UHFFFAOYSA-N 2,3,3,3-tetrafluoropropene Chemical compound FC(=C)C(F)(F)F FXRLMCRCYDHQFW-UHFFFAOYSA-N 0.000 claims abstract description 15
- FDOPVENYMZRARC-UHFFFAOYSA-N 1,1,1,2,2-pentafluoropropane Chemical compound CC(F)(F)C(F)(F)F FDOPVENYMZRARC-UHFFFAOYSA-N 0.000 claims abstract description 7
- DMUPYMORYHFFCT-UPHRSURJSA-N (z)-1,2,3,3,3-pentafluoroprop-1-ene Chemical compound F\C=C(/F)C(F)(F)F DMUPYMORYHFFCT-UPHRSURJSA-N 0.000 claims abstract description 5
- NSGXIBWMJZWTPY-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropane Chemical compound FC(F)(F)CC(F)(F)F NSGXIBWMJZWTPY-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 44
- QCMJBECJXQJLIL-UHFFFAOYSA-L chromium(6+);oxygen(2-);difluoride Chemical compound [O-2].[O-2].[F-].[F-].[Cr+6] QCMJBECJXQJLIL-UHFFFAOYSA-L 0.000 claims description 28
- 239000011651 chromium Substances 0.000 claims description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 229910052783 alkali metal Inorganic materials 0.000 claims description 10
- 150000001340 alkali metals Chemical class 0.000 claims description 10
- 239000011261 inert gas Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000003513 alkali Substances 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 12
- 229910000423 chromium oxide Inorganic materials 0.000 description 9
- 230000008901 benefit Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000003507 refrigerant Substances 0.000 description 7
- FYIRUPZTYPILDH-UHFFFAOYSA-N 1,1,1,2,3,3-hexafluoropropane Chemical compound FC(F)C(F)C(F)(F)F FYIRUPZTYPILDH-UHFFFAOYSA-N 0.000 description 6
- 238000004508 fractional distillation Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000007858 starting material Substances 0.000 description 6
- 238000005796 dehydrofluorination reaction Methods 0.000 description 5
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 3
- 229910001026 inconel Inorganic materials 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- NDMMKOCNFSTXRU-UHFFFAOYSA-N 1,1,2,3,3-pentafluoroprop-1-ene Chemical class FC(F)C(F)=C(F)F NDMMKOCNFSTXRU-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-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
- 229910000831 Steel Inorganic materials 0.000 description 2
- JOSWYUNQBRPBDN-UHFFFAOYSA-P ammonium dichromate Chemical compound [NH4+].[NH4+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O JOSWYUNQBRPBDN-UHFFFAOYSA-P 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- DMUPYMORYHFFCT-OWOJBTEDSA-N (e)-1,2,3,3,3-pentafluoroprop-1-ene Chemical compound F\C=C(\F)C(F)(F)F DMUPYMORYHFFCT-OWOJBTEDSA-N 0.000 description 1
- CDOOAUSHHFGWSA-OWOJBTEDSA-N (e)-1,3,3,3-tetrafluoroprop-1-ene Chemical compound F\C=C\C(F)(F)F CDOOAUSHHFGWSA-OWOJBTEDSA-N 0.000 description 1
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical class CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000004279 X-ray Guinier Methods 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012025 fluorinating agent Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 235000021384 green leafy vegetables Nutrition 0.000 description 1
- 229910000856 hastalloy Inorganic materials 0.000 description 1
- -1 heat transfer media Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 230000007420 reactivation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/132—Halogens; Compounds thereof with chromium, molybdenum, tungsten or polonium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/26—Chromium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/22—Halogenating
- B01J37/26—Fluorinating
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/613—10-100 m2/g
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83093906P | 2006-07-13 | 2006-07-13 | |
| US60/830,939 | 2006-07-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2009104933A RU2009104933A (ru) | 2010-08-20 |
| RU2451659C2 true RU2451659C2 (ru) | 2012-05-27 |
Family
ID=38645716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2009104933/04A RU2451659C2 (ru) | 2006-07-13 | 2007-07-11 | Способы каталитического получения гексафторпропенов |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US7982073B2 (enExample) |
| EP (3) | EP2041054B1 (enExample) |
| JP (1) | JP5764291B2 (enExample) |
| CN (2) | CN101489960B (enExample) |
| ES (1) | ES2523694T3 (enExample) |
| RU (1) | RU2451659C2 (enExample) |
| WO (1) | WO2008008350A2 (enExample) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8377327B2 (en) * | 2006-06-27 | 2013-02-19 | E I Du Pont De Nemours And Company | Tetrafluoropropene production processes |
| WO2008030441A1 (en) * | 2006-09-05 | 2008-03-13 | E. I. Du Pont De Nemours And Company | 1,2,3,3,3-pentafluoropropene production processes |
| CN101522597B (zh) | 2006-10-03 | 2013-05-29 | 墨西哥化学阿玛科股份有限公司 | 通过脱卤化氢制备c3-c6(氢)氟烯烃的方法 |
| WO2008054781A1 (en) * | 2006-10-31 | 2008-05-08 | E. I. Du Pont De Nemours And Company | Processes for the production of fluoropropanes and halopropenes and azeotropic compositions of 2-chloro-3,3,3-trifluoro-1-propene with hf and of 1,1,1,2,2-pentafluoropropane with hf |
| FR2932799B1 (fr) * | 2008-06-18 | 2010-08-13 | Arkema France | Procede de preparation de composes fluores |
| US8487145B2 (en) | 2009-06-03 | 2013-07-16 | E I De Pont De Nemours And Company | Catalysts and process to manufacture 2,3,3,3-tetrafluoropropene |
| CN102448921B (zh) | 2009-06-03 | 2014-04-23 | 纳幕尔杜邦公司 | 制备2，3，3，3-四氟丙烯的催化剂和方法 |
| CN102686542A (zh) | 2009-12-23 | 2012-09-19 | 阿克马法国公司 | 1233xf到1234yf的催化气相氟化 |
| US9492816B2 (en) | 2010-05-03 | 2016-11-15 | Arkema Inc. | Dehydrofluorination of pentafluoroalkanes to form tetrafluoroolefins |
| US8513474B2 (en) * | 2010-06-24 | 2013-08-20 | Honeywell International Inc. | Process for the manufacture of fluorinated olefins |
| US8263817B2 (en) * | 2010-07-06 | 2012-09-11 | E I Du Pont De Nemours And Company | Synthesis of 1234YF by selective dehydrochlorination of 244BB |
| US9724684B2 (en) * | 2011-02-21 | 2017-08-08 | The Chemours Company Fc, Llc | Selective catalytical dehydrochlorination of hydrochlorofluorocarbons |
| GB2492847A (en) * | 2011-07-15 | 2013-01-16 | Mexichem Amanco Holding Sa | A process for reducing TFMA content in R-1234 |
| CN104024189B (zh) * | 2011-12-28 | 2016-01-13 | 旭硝子株式会社 | 2,3,3,3-四氟丙烯的纯化方法，纯化装置及制造方法 |
| GB201207666D0 (en) * | 2012-05-02 | 2012-06-13 | Mexichem Amanco Holding Sa | Process |
| KR101500655B1 (ko) * | 2013-09-17 | 2015-03-12 | 한국과학기술연구원 | 금속불소화물 촉매 제조방법 및 이를 이용한 탈불산화 방법 |
| GB2519572B (en) | 2013-10-25 | 2015-12-30 | Mexichem Amanco Holding Sa | Process for isomerising (hydro)(halo)fluoroalkenes |
| WO2015122997A1 (en) * | 2014-02-13 | 2015-08-20 | Fram Group IP, LLC | Composition for and method of making an insulator for a spark plug |
| PT3872057T (pt) | 2014-08-14 | 2026-06-23 | The Chemours Co Fc Llc | Processo para a produo de e-1,3,3,3-tetrafluoropropeno (hfc-1234ze) por desidrofluorao |
| GB2540427B (en) | 2015-07-17 | 2017-07-19 | Mexichem Fluor Sa De Cv | Process for the preparation of 2,3,3,3-tetrafluoropropene (1234yf) |
| GB201615209D0 (en) | 2016-09-07 | 2016-10-19 | Mexichem Fluor Sa De Cv | Catalyst and process using the catalyst |
| GB201615197D0 (en) | 2016-09-07 | 2016-10-19 | Mexichem Fluor Sa De Cv | Catalyst and process using the catalyst |
| CN108014827A (zh) * | 2017-12-12 | 2018-05-11 | 西安近代化学研究所 | 一种高比表面纳米氟氧铬催化剂的制备方法 |
| GB2580623A (en) | 2019-01-17 | 2020-07-29 | Mexichem Fluor Sa De Cv | Method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2461523A (en) * | 1946-12-04 | 1949-02-15 | Du Pont | Dehydrofluorination of polyfluoroalkanes |
| EP0234002A1 (en) * | 1986-01-22 | 1987-09-02 | ATOCHEM NORTH AMERICA, INC. (a Pennsylvania corp.) | Process for converting a 1,1,1-trifluoroalkane into a 1,1-difluoroalkene |
| EP0726243A1 (en) * | 1992-06-05 | 1996-08-14 | Daikin Industries, Limited | Method for manufacturing 1,1,1,2,3-pentafluoropropene and method for manufacturing 1,1,1,2,3-pentafluoropropane |
| RU2005115867A (ru) * | 2002-10-25 | 2006-01-10 | Ханивелл Интернэшнл, Инк. (Us) | Композиции, содержащие фторзамещенные олефины |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3258500A (en) | 1959-08-17 | 1966-06-28 | Du Pont | Process for fluorinating halohydro-carbons |
| US4828818A (en) | 1987-03-13 | 1989-05-09 | Allied-Signal Inc. | Chromium aerogel method of producing same and fluorinating process utilizing same |
| US5036036A (en) | 1989-06-13 | 1991-07-30 | E. I. Du Pont De Nemours And Company | Chromium oxide catalyst composition |
| US5396000A (en) * | 1993-05-24 | 1995-03-07 | E. I. Du Pont De Nemours And Company | Process for the manufacture of 1,1,1,2,3,-pentafluoropropane |
| JP4378779B2 (ja) * | 1998-07-17 | 2009-12-09 | ダイキン工業株式会社 | 含フッ素エタンの製造方法 |
| US6124510A (en) * | 1998-07-21 | 2000-09-26 | Elf Atochem North America, Inc. | 1234ze preparation |
| CN1972887B (zh) * | 2004-04-29 | 2010-10-13 | 霍尼韦尔国际公司 | 1,3,3,3-四氟丙烯的合成方法 |
| US7897823B2 (en) | 2004-10-29 | 2011-03-01 | E. I. Du Pont De Nemours And Company | Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes |
| US7423188B2 (en) | 2005-11-01 | 2008-09-09 | E. I. Du Pont De Nemours And Company | Azeotrope compositions comprising E-1,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof |
| US7388117B2 (en) | 2005-11-01 | 2008-06-17 | E.I. Du Pont De Nemours And Company | Azeotrope compositions comprising 1,2,3,3,3-pentafluoropropene and hydrogen fluoride and uses thereof |
| US7476771B2 (en) | 2005-11-01 | 2009-01-13 | E.I. Du Pont De Nemours + Company | Azeotrope compositions comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof |
| WO2008002500A1 (en) | 2006-06-27 | 2008-01-03 | E. I. Du Pont De Nemours And Company | Tetrafluoropropene production processes |
| US7420094B2 (en) * | 2006-09-05 | 2008-09-02 | E.I. Du Pont De Nemours And Company | Catalytic isomerization processes of 1,3,3,3-tetrafluoropropene for making 2,3,3,3-tetrafluoropropene |
-
2007
- 2007-07-11 EP EP07796773.5A patent/EP2041054B1/en active Active
- 2007-07-11 JP JP2009519495A patent/JP5764291B2/ja not_active Expired - Fee Related
- 2007-07-11 EP EP11005072A patent/EP2386533A1/en not_active Withdrawn
- 2007-07-11 EP EP11005073A patent/EP2386534A1/en not_active Ceased
- 2007-07-11 CN CN200780026549.6A patent/CN101489960B/zh active Active
- 2007-07-11 ES ES07796773.5T patent/ES2523694T3/es active Active
- 2007-07-11 RU RU2009104933/04A patent/RU2451659C2/ru not_active IP Right Cessation
- 2007-07-11 WO PCT/US2007/015751 patent/WO2008008350A2/en not_active Ceased
- 2007-07-11 US US12/373,594 patent/US7982073B2/en active Active
- 2007-07-11 CN CN201210144189.2A patent/CN102690165B/zh active Active
-
2011
- 2011-06-03 US US13/152,405 patent/US8148586B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2461523A (en) * | 1946-12-04 | 1949-02-15 | Du Pont | Dehydrofluorination of polyfluoroalkanes |
| EP0234002A1 (en) * | 1986-01-22 | 1987-09-02 | ATOCHEM NORTH AMERICA, INC. (a Pennsylvania corp.) | Process for converting a 1,1,1-trifluoroalkane into a 1,1-difluoroalkene |
| EP0726243A1 (en) * | 1992-06-05 | 1996-08-14 | Daikin Industries, Limited | Method for manufacturing 1,1,1,2,3-pentafluoropropene and method for manufacturing 1,1,1,2,3-pentafluoropropane |
| US5679875A (en) * | 1992-06-05 | 1997-10-21 | Daikin Industries, Ltd. | Method for manufacturing 1,1,1,2,3-pentafluoropropene 1,1,1,2,3-pentafluoropropane |
| RU2005115867A (ru) * | 2002-10-25 | 2006-01-10 | Ханивелл Интернэшнл, Инк. (Us) | Композиции, содержащие фторзамещенные олефины |
Non-Patent Citations (1)
| Title |
|---|
| Kohne A., Kemnitz E. Heterogeneous catalyzed synthesis of 1,1,1,2-tetrafluoroethane from 1,1,1,2-tetrachloroethane - thermodynamics and reaction pathways. Journal of Fluorine Chemistry 75 (1995) 103-110. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101489960A (zh) | 2009-07-22 |
| EP2386533A1 (en) | 2011-11-16 |
| EP2386534A1 (en) | 2011-11-16 |
| CN101489960B (zh) | 2014-03-05 |
| WO2008008350A2 (en) | 2008-01-17 |
| US20100004492A1 (en) | 2010-01-07 |
| CN102690165B (zh) | 2015-08-19 |
| US8148586B2 (en) | 2012-04-03 |
| EP2041054A2 (en) | 2009-04-01 |
| US20110237845A1 (en) | 2011-09-29 |
| WO2008008350A3 (en) | 2008-03-13 |
| JP2009542812A (ja) | 2009-12-03 |
| JP5764291B2 (ja) | 2015-08-19 |
| ES2523694T3 (es) | 2014-11-28 |
| CN102690165A (zh) | 2012-09-26 |
| RU2009104933A (ru) | 2010-08-20 |
| US7982073B2 (en) | 2011-07-19 |
| EP2041054B1 (en) | 2014-08-27 |
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