BR9202998A - Processo para a remocao de1-cloro-2,2-difluoroetileno de 1,1,1,2-tetrafluoroetano - Google Patents
Processo para a remocao de1-cloro-2,2-difluoroetileno de 1,1,1,2-tetrafluoroetanoInfo
- Publication number
- BR9202998A BR9202998A BR929202998A BR9202998A BR9202998A BR 9202998 A BR9202998 A BR 9202998A BR 929202998 A BR929202998 A BR 929202998A BR 9202998 A BR9202998 A BR 9202998A BR 9202998 A BR9202998 A BR 9202998A
- Authority
- BR
- Brazil
- Prior art keywords
- difluoroethylene
- tetrafluoroethane
- removal
- chlorine
- cation
- Prior art date
Links
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 229910021536 Zeolite Inorganic materials 0.000 abstract 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 abstract 3
- 239000010457 zeolite Substances 0.000 abstract 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract 2
- 229910052700 potassium Inorganic materials 0.000 abstract 2
- 239000011591 potassium Substances 0.000 abstract 2
- HTHNTJCVPNKCPZ-UHFFFAOYSA-N 2-chloro-1,1-difluoroethene Chemical group FC(F)=CCl HTHNTJCVPNKCPZ-UHFFFAOYSA-N 0.000 abstract 1
- 238000005341 cation exchange Methods 0.000 abstract 1
- 150000001768 cations Chemical class 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
Classifications
-
- 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
-
- 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
- C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB919116777A GB9116777D0 (en) | 1991-08-02 | 1991-08-02 | Purification of 1,1,1,2-tetrafluoroethane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9202998A true BR9202998A (pt) | 1993-03-30 |
Family
ID=10699463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR929202998A BR9202998A (pt) | 1991-08-02 | 1992-07-31 | Processo para a remocao de1-cloro-2,2-difluoroetileno de 1,1,1,2-tetrafluoroetano |
Country Status (15)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19616573C2 (de) | 1996-04-25 | 1999-03-04 | Pari Gmbh | Verwendung unterkritischer Treibmittelmischungen und Aerosole für die Mikronisierung von Arzneimitteln mit Hilfe dichter Gase |
| JP2001243436A (ja) | 2000-02-29 | 2001-09-07 | Murata Mfg Co Ltd | 情報カード及びそのカード状筐体 |
| FR2806077B1 (fr) * | 2000-03-07 | 2004-01-30 | Solvay | Procede pour l'obtention d'un hydrofluoroalcane epure, hydrofluoroalcane epure, utilisation de l'hydrofluoroalcane et methode d'analyse d'un hydrofluoroalcane |
| DE10107819A1 (de) * | 2001-02-16 | 2002-09-05 | Grace Gmbh & Co Kg | Verfahren zur Herstellung von säuremodifiziertem Kaliumzeolith 3A |
| CN101747140B (zh) * | 2009-12-29 | 2013-04-17 | 浙江工业大学 | 一种1,1,1,2-四氟乙烷的提纯方法 |
| CN104130099B (zh) * | 2014-07-29 | 2016-05-18 | 宁波巨化化工科技有限公司 | 一种Si/Al分子筛吸附提纯四氯化碳的方法 |
| FR3100543B1 (fr) | 2019-09-06 | 2022-07-15 | Arkema France | Procédé de récupération et de séparation d’hydrocarbures fluorés insaturés |
| EP4067326A4 (en) | 2019-11-28 | 2024-01-03 | Daikin Industries, Ltd. | Dehydration method for fluorine-based hydrocarbon compound |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4906796A (en) * | 1989-03-08 | 1990-03-06 | Allied Signal Inc. | Process for purifying 1,1,1,2-tetrafluoroethane |
| US5087778A (en) * | 1990-04-10 | 1992-02-11 | Allied-Signal Inc. | Regeneration of zeolites used for purifying 1,1,1,2-tetrafluoroethane |
| GB9105421D0 (en) * | 1991-03-14 | 1991-05-01 | Ici Plc | Purification of 1,1,1,2-tetrafluoroethane |
| GB9107087D0 (en) * | 1991-04-04 | 1991-05-22 | Ici Plc | Purification process |
-
1991
- 1991-08-02 GB GB919116777A patent/GB9116777D0/en active Pending
-
1992
- 1992-07-02 ES ES92306123T patent/ES2083691T3/es not_active Expired - Lifetime
- 1992-07-02 DE DE69208556T patent/DE69208556T2/de not_active Expired - Lifetime
- 1992-07-02 GB GB929214054A patent/GB9214054D0/en active Pending
- 1992-07-02 AT AT92306123T patent/ATE134604T1/de not_active IP Right Cessation
- 1992-07-02 EP EP92306123A patent/EP0526002B1/en not_active Expired - Lifetime
- 1992-07-06 IE IE219992A patent/IE922199A1/en not_active Application Discontinuation
- 1992-07-08 AU AU19500/92A patent/AU1950092A/en not_active Abandoned
- 1992-07-13 IN IN601DE1992 patent/IN185209B/en unknown
- 1992-07-21 CA CA002074298A patent/CA2074298C/en not_active Expired - Fee Related
- 1992-07-27 CN CN92109005A patent/CN1033801C/zh not_active Expired - Lifetime
- 1992-07-31 BR BR929202998A patent/BR9202998A/pt not_active Application Discontinuation
- 1992-07-31 MX MX9204477A patent/MX9204477A/es not_active IP Right Cessation
- 1992-07-31 JP JP20507892A patent/JP3159798B2/ja not_active Expired - Lifetime
- 1992-08-01 KR KR1019920013902A patent/KR100228288B1/ko not_active Expired - Lifetime
- 1992-08-08 TW TW081106281A patent/TW214539B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| EP0526002A3 (en) | 1994-03-23 |
| GB9116777D0 (en) | 1991-09-18 |
| TW214539B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-10-11 |
| KR930004236A (ko) | 1993-03-22 |
| DE69208556T2 (de) | 1996-07-11 |
| DE69208556D1 (de) | 1996-04-04 |
| ES2083691T3 (es) | 1996-04-16 |
| AU1950092A (en) | 1993-02-04 |
| IN185209B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 2000-12-02 |
| CN1033801C (zh) | 1997-01-15 |
| MX9204477A (es) | 1993-02-01 |
| CA2074298C (en) | 2002-10-01 |
| EP0526002B1 (en) | 1996-02-28 |
| EP0526002A2 (en) | 1993-02-03 |
| CA2074298A1 (en) | 1993-02-03 |
| CN1069259A (zh) | 1993-02-24 |
| KR100228288B1 (ko) | 1999-11-01 |
| IE922199A1 (en) | 1993-02-10 |
| JPH05201893A (ja) | 1993-08-10 |
| JP3159798B2 (ja) | 2001-04-23 |
| ATE134604T1 (de) | 1996-03-15 |
| GB9214054D0 (en) | 1992-08-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA1 | Application withdrawn (art. 18(2)) |