FR2758137B1 - Procede de purification du pentafluoroethane par distillation extractive - Google Patents
Procede de purification du pentafluoroethane par distillation extractiveInfo
- Publication number
- FR2758137B1 FR2758137B1 FR9700053A FR9700053A FR2758137B1 FR 2758137 B1 FR2758137 B1 FR 2758137B1 FR 9700053 A FR9700053 A FR 9700053A FR 9700053 A FR9700053 A FR 9700053A FR 2758137 B1 FR2758137 B1 FR 2758137B1
- Authority
- FR
- France
- Prior art keywords
- pentafluoroethane
- purification
- extractive distillation
- extractive
- distillation
- 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 - Fee Related
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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/11—Batch distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9700053A FR2758137B1 (fr) | 1997-01-06 | 1997-01-06 | Procede de purification du pentafluoroethane par distillation extractive |
US09/002,344 US6039845A (en) | 1997-01-06 | 1998-01-02 | Process for the purification of pentafluoroethane by extractive distillation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9700053A FR2758137B1 (fr) | 1997-01-06 | 1997-01-06 | Procede de purification du pentafluoroethane par distillation extractive |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2758137A1 FR2758137A1 (fr) | 1998-07-10 |
FR2758137B1 true FR2758137B1 (fr) | 1999-02-26 |
Family
ID=9502391
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9700053A Expired - Fee Related FR2758137B1 (fr) | 1997-01-06 | 1997-01-06 | Procede de purification du pentafluoroethane par distillation extractive |
Country Status (2)
Country | Link |
---|---|
US (1) | US6039845A (fr) |
FR (1) | FR2758137B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69807962T2 (de) * | 1997-03-11 | 2003-01-30 | Central Glass Co Ltd | Verfahren zur Reinigung von rohem 1,1,1,3,3-Pentafluorpropan |
WO1999010302A1 (fr) * | 1997-08-21 | 1999-03-04 | Daikin Industries, Ltd. | Procede de preparation de pentafluoroethane |
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 |
FR3035104B1 (fr) * | 2015-04-14 | 2017-04-07 | Arkema France | Procede de purification du pentafluoroethane |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH021414A (ja) * | 1988-03-28 | 1990-01-05 | Kanto Denka Kogyo Co Ltd | ハロゲン化炭素又はハロゲン化炭化水素中のハロゲンを水素に置換する方法 |
GB9018372D0 (en) * | 1990-08-21 | 1990-10-03 | Ici Plc | Separation process |
EP0508631A1 (fr) * | 1991-04-08 | 1992-10-14 | Imperial Chemical Industries Plc | Fabricaton de hydrocarbures fluorés |
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 |
US5346595A (en) * | 1993-02-23 | 1994-09-13 | Alliedsignal Inc. | Process for the purification of a pentafluoroethane azeotrope |
BR9402038A (pt) * | 1993-05-25 | 1995-03-07 | Showa Denko Kk | Processo de purificação de pentaflúor etano |
JP3684427B2 (ja) * | 1994-02-07 | 2005-08-17 | イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー | ハロゲン化炭化水素とクロロペンタフルオロエタンとを含む混合物からペンタフルオロエタンを分離する方法 |
ES2140682T3 (es) * | 1994-02-07 | 2000-03-01 | Du Pont | Procedimiento para separar pentafluoroetano de una mezcla que comprende hidrocarburos halogenados y cloropentafluoroetano. |
FR2716449B1 (fr) * | 1994-02-24 | 1996-04-05 | Atochem Elf Sa | Procédé de purification du pentafluoroéthane. |
GB9417118D0 (en) * | 1994-08-24 | 1994-10-12 | Ici Plc | Purification of pentafluoroethane |
GB9417815D0 (en) * | 1994-09-05 | 1994-10-26 | Ici Plc | Purification of pentafluoroethane |
-
1997
- 1997-01-06 FR FR9700053A patent/FR2758137B1/fr not_active Expired - Fee Related
-
1998
- 1998-01-02 US US09/002,344 patent/US6039845A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6039845A (en) | 2000-03-21 |
FR2758137A1 (fr) | 1998-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20130930 |