ES2140682T3 - Procedimiento para separar pentafluoroetano de una mezcla que comprende hidrocarburos halogenados y cloropentafluoroetano. - Google Patents
Procedimiento para separar pentafluoroetano de una mezcla que comprende hidrocarburos halogenados y cloropentafluoroetano.Info
- Publication number
- ES2140682T3 ES2140682T3 ES95922074T ES95922074T ES2140682T3 ES 2140682 T3 ES2140682 T3 ES 2140682T3 ES 95922074 T ES95922074 T ES 95922074T ES 95922074 T ES95922074 T ES 95922074T ES 2140682 T3 ES2140682 T3 ES 2140682T3
- Authority
- ES
- Spain
- Prior art keywords
- mixture
- procedure
- chloropentafluoroethane
- halogenated hydrocarbons
- includes halogenated
- 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
Links
- 239000000203 mixture Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- 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 title 1
- 239000004340 Chloropentafluoroethane Substances 0.000 title 1
- 235000019406 chloropentafluoroethane Nutrition 0.000 title 1
- 150000008282 halocarbons Chemical class 0.000 title 1
- GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical compound FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 title 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- LFQSCWFLJHTTHZ-HQMMCQRPSA-N Ethanol-14C Chemical compound C[14CH2]O LFQSCWFLJHTTHZ-HQMMCQRPSA-N 0.000 abstract 1
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 238000000926 separation method Methods 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
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
- C07C17/386—Separation; Purification; Stabilisation; Use of additives by distillation with auxiliary compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
SE REVELA UN PROCEDIMIENTO PARA LA SEPARACION DE PENTAFLUOETANO DE UNA MEZCLA QUE COMPRENDE PENTAFLUOETANO, 1,1,1,-TRIFLUOETANO Y CLOROPENTAFLUOETANO USANDO ALCOHOLES COMO METANOL, ETANOL, ENTRE OTROS, EN UN PROCEDIMIENTO DE DESTILACION EXTRACTIVA. EN UN ASPECTO DE LA INVENCION, UNA COMPOSICION AZEOTROPICA O SIMILAR A LA MEZCLA AZEOTROPICA ES FORMADA DESTILANDO LA MEZCLA.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19266494A | 1994-02-07 | 1994-02-07 | |
| US37834995A | 1995-02-01 | 1995-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2140682T3 true ES2140682T3 (es) | 2000-03-01 |
Family
ID=26888266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES95922074T Expired - Lifetime ES2140682T3 (es) | 1994-02-07 | 1995-02-06 | Procedimiento para separar pentafluoroetano de una mezcla que comprende hidrocarburos halogenados y cloropentafluoroetano. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0743934B1 (es) |
| JP (1) | JP3848361B2 (es) |
| DE (1) | DE69513152T2 (es) |
| ES (1) | ES2140682T3 (es) |
| WO (1) | WO1995021148A1 (es) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5919340A (en) * | 1994-08-17 | 1999-07-06 | Daikin Industries Ltd. | Process for recovering pentafluoroethane |
| JP3726313B2 (ja) * | 1995-06-29 | 2005-12-14 | 昭和電工株式会社 | ペンタフルオロエタンと1,1,1−トリフルオロエタンの分離方法 |
| US5874657A (en) * | 1996-11-01 | 1999-02-23 | E. I. Du Pont De Nemours And Company | Process for the purification of 1,1-difluoroethane |
| FR2758137B1 (fr) * | 1997-01-06 | 1999-02-26 | Atochem Elf Sa | Procede de purification du pentafluoroethane par distillation extractive |
| JP3858431B2 (ja) * | 1997-03-12 | 2006-12-13 | 昭和電工株式会社 | ペンタフルオロエタンと1,1,1−トリフルオロエタンの分離方法 |
| US7060165B2 (en) | 2002-02-14 | 2006-06-13 | Pcbu Services, Inc. | Processes for purification and production of fluorocarbons |
| FR3035104B1 (fr) * | 2015-04-14 | 2017-04-07 | Arkema France | Procede de purification du pentafluoroethane |
| 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. |
| FR3046159B1 (fr) * | 2015-12-23 | 2019-12-13 | Arkema France | Procede de preparation du 2,3,3,3-tetrafluoropropene et recyclage du 1,1,1,2,2-pentafluoropropane exempt d'impuretes. |
| FR3046161B1 (fr) | 2015-12-23 | 2019-12-13 | Arkema France | Procede de production et de purification du 2,3,3,3-tetrafluoro-1-propene. |
| CN117285409A (zh) * | 2023-02-01 | 2023-12-26 | 浙江大学 | 一种二氟甲烷和五氟乙烷混合物的分离方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH471760A (de) * | 1966-02-23 | 1969-04-30 | Ciba Geigy | Verfahren zur Trennung von Gemischen von aliphatischen Fluorverbindungen |
| FR2348903A2 (fr) * | 1975-06-25 | 1977-11-18 | Rhone Poulenc Ind | Procede de separation d'hydrocarbures aliphatiques chlores ayant 1 a 3 atomes de carbone a partir de leurs melanges par distillation extractive |
| JP2773390B2 (ja) * | 1990-05-25 | 1998-07-09 | 旭硝子株式会社 | ペンタフルオロエタンの製法 |
| FR2674521B1 (fr) * | 1991-03-27 | 1994-05-06 | Atochem | Preparation du pentafluoroethane par hydrogenolyse du chloropentafluoroethane. |
| US5087329A (en) * | 1991-05-16 | 1992-02-11 | E. I. Du Pont De Nemours And Company | Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane |
| JP3182869B2 (ja) * | 1992-05-18 | 2001-07-03 | ダイキン工業株式会社 | ペンタフルオロエタンとペンタフルオロクロロエタンとの共沸混合物およびペンタフルオロクロロエタンの分離方法 |
| AU684757B2 (en) * | 1993-05-25 | 1998-01-08 | Showa Denko Kabushiki Kaisha | Purification process of pentafluoroethane |
| JP3262454B2 (ja) * | 1993-05-25 | 2002-03-04 | 昭和電工株式会社 | ペンタフルオロエタンの精製方法 |
-
1995
- 1995-02-06 JP JP52067795A patent/JP3848361B2/ja not_active Expired - Fee Related
- 1995-02-06 WO PCT/US1995/001191 patent/WO1995021148A1/en not_active Ceased
- 1995-02-06 EP EP95922074A patent/EP0743934B1/en not_active Expired - Lifetime
- 1995-02-06 ES ES95922074T patent/ES2140682T3/es not_active Expired - Lifetime
- 1995-02-06 DE DE69513152T patent/DE69513152T2/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO1995021148A1 (en) | 1995-08-10 |
| JPH09508627A (ja) | 1997-09-02 |
| JP3848361B2 (ja) | 2006-11-22 |
| EP0743934B1 (en) | 1999-11-03 |
| EP0743934A1 (en) | 1996-11-27 |
| DE69513152D1 (de) | 1999-12-09 |
| DE69513152T2 (de) | 2000-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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