ES2134446T3 - 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
- ES2134446T3 ES2134446T3 ES95910142T ES95910142T ES2134446T3 ES 2134446 T3 ES2134446 T3 ES 2134446T3 ES 95910142 T ES95910142 T ES 95910142T ES 95910142 T ES95910142 T ES 95910142T ES 2134446 T3 ES2134446 T3 ES 2134446T3
- Authority
- ES
- Spain
- Prior art keywords
- procedure
- chloropentafluoroethane
- halogenated hydrocarbons
- mixture including
- including 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
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
UN PROCEDIMIENTO PARA LA SEPARACION DE PENTAFLUOETANO DE UNA MEZCLA QUE COMPRENDE PENTAFLUOETANO Y CLOROPENTAFLUOETANO EMPLEANDO AGENTES EXTRACTIVOS QUE COMPRENDEN HIDROCLOROCARBONO, HIDROCARBURO, CLOROCARBONOS, ENTRE OTROS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19266394A | 1994-02-07 | 1994-02-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2134446T3 true ES2134446T3 (es) | 1999-10-01 |
Family
ID=22710563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95910142T Expired - Lifetime ES2134446T3 (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) | EP0743933B1 (es) |
JP (1) | JP3684427B2 (es) |
DE (1) | DE69510180T2 (es) |
ES (1) | ES2134446T3 (es) |
WO (1) | WO1995021147A1 (es) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100348203B1 (ko) * | 1994-08-17 | 2002-09-18 | 다이낑 고오교 가부시키가이샤 | 펜타플루오로에탄의제조방법 |
FR2730228B1 (fr) * | 1995-02-07 | 1997-06-20 | Atochem Elf Sa | Procede de purification du 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 |
EP1003699B9 (en) * | 1997-08-12 | 2004-01-07 | E.I. Du Pont De Nemours And Company | Purification of difluoromethane by extractive distillation |
US6527917B1 (en) | 1997-08-21 | 2003-03-04 | Daikin Industries Ltd. | Process for preparing pentafluoroethane |
US7189311B2 (en) * | 2001-03-23 | 2007-03-13 | Honeywell International Inc. | Purification of difluoromethane |
FR2828193B1 (fr) | 2001-08-03 | 2004-04-02 | Atofina | Nouveau procede de preparation du 1,1,1,-trifluoro-2,2-dichloroethane |
US7060165B2 (en) | 2002-02-14 | 2006-06-13 | Pcbu Services, Inc. | Processes for purification and production of fluorocarbons |
JP6230548B2 (ja) * | 2012-03-02 | 2017-11-15 | アーケマ・インコーポレイテッド | 抽出蒸留による、ヒドロクロロフルオロオレフィンから汚染物を除去するための方法 |
CN103396289B (zh) * | 2013-06-27 | 2015-03-25 | 太仓中化环保化工有限公司 | 一种一氯五氟乙烷和五氟乙烷的分离方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3819493A (en) * | 1973-04-26 | 1974-06-25 | Phillips Petroleum Co | Process for separating halogenated hydrocarbons by extractive distillation |
GB9018372D0 (en) * | 1990-08-21 | 1990-10-03 | Ici Plc | Separation process |
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 |
FR2689503B1 (fr) * | 1992-04-03 | 1994-06-10 | Solvay | Procede d'epuration d'un hydrofluoroalcane. |
BR9402038A (pt) * | 1993-05-25 | 1995-03-07 | Showa Denko Kk | Processo de purificação de pentaflúor etano |
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 WO PCT/US1995/001186 patent/WO1995021147A1/en active IP Right Grant
- 1995-02-06 ES ES95910142T patent/ES2134446T3/es not_active Expired - Lifetime
- 1995-02-06 DE DE69510180T patent/DE69510180T2/de not_active Expired - Fee Related
- 1995-02-06 EP EP95910142A patent/EP0743933B1/en not_active Expired - Lifetime
- 1995-02-06 JP JP52067295A patent/JP3684427B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3684427B2 (ja) | 2005-08-17 |
DE69510180D1 (de) | 1999-07-15 |
JPH09508626A (ja) | 1997-09-02 |
WO1995021147A1 (en) | 1995-08-10 |
EP0743933B1 (en) | 1999-06-09 |
EP0743933A1 (en) | 1996-11-27 |
DE69510180T2 (de) | 1999-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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