DE69609815D1 - Verfahren zur reinigung von pentafluorethan - Google Patents
Verfahren zur reinigung von pentafluorethanInfo
- Publication number
- DE69609815D1 DE69609815D1 DE69609815T DE69609815T DE69609815D1 DE 69609815 D1 DE69609815 D1 DE 69609815D1 DE 69609815 T DE69609815 T DE 69609815T DE 69609815 T DE69609815 T DE 69609815T DE 69609815 D1 DE69609815 D1 DE 69609815D1
- Authority
- DE
- Germany
- Prior art keywords
- pentafluorethane
- purifying
- liquid
- extraction
- pentafluoroethane
- 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
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9501381A FR2730228B1 (fr) | 1995-02-07 | 1995-02-07 | Procede de purification du pentafluoroethane |
PCT/FR1996/000196 WO1996024569A1 (fr) | 1995-02-07 | 1996-02-06 | Procede de purification du pentafluoroethane |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69609815D1 true DE69609815D1 (de) | 2000-09-21 |
DE69609815T2 DE69609815T2 (de) | 2001-03-15 |
Family
ID=9475903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69609815T Expired - Fee Related DE69609815T2 (de) | 1995-02-07 | 1996-02-06 | Verfahren zur reinigung von pentafluorethan |
Country Status (11)
Country | Link |
---|---|
US (2) | US6307115B1 (de) |
EP (1) | EP0808300B1 (de) |
JP (1) | JP3892037B2 (de) |
KR (1) | KR100353668B1 (de) |
CN (1) | CN1102563C (de) |
AT (1) | ATE195502T1 (de) |
AU (1) | AU709531B2 (de) |
DE (1) | DE69609815T2 (de) |
ES (1) | ES2151144T3 (de) |
FR (1) | FR2730228B1 (de) |
WO (1) | WO1996024569A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7189311B2 (en) * | 2001-03-23 | 2007-03-13 | Honeywell International Inc. | Purification of difluoromethane |
US7060165B2 (en) * | 2002-02-14 | 2006-06-13 | Pcbu Services, Inc. | Processes for purification and production of fluorocarbons |
CN1997615B (zh) * | 2004-06-23 | 2013-03-13 | 埃克森美孚化学专利公司 | 分离混合物组分的方法 |
JP4846293B2 (ja) * | 2005-07-28 | 2011-12-28 | 昭和電工株式会社 | ペンタフルオロエタンの回収方法および該方法を含むペンタフルオロエタンの製造方法 |
US7402636B1 (en) | 2007-03-23 | 2008-07-22 | Exxonmobil Chemical Patents Inc | Method and apparatus for decreasing polymer deposition |
US7893176B2 (en) * | 2007-03-23 | 2011-02-22 | Exxonmobil Chemical Patents Inc. | Polydispersity-controlled isoolefin polymerization with polymorphogenates |
FR3035104B1 (fr) | 2015-04-14 | 2017-04-07 | Arkema France | Procede de purification du pentafluoroethane |
JP6930524B2 (ja) * | 2016-02-26 | 2021-09-01 | Agc株式会社 | 精製1−クロロ−2,3,3,3−テトラフルオロプロペンおよび精製1−クロロ−2,3,3,3−テトラフルオロプロペン(z)の製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9018372D0 (en) | 1990-08-21 | 1990-10-03 | Ici Plc | Separation process |
AU684757B2 (en) * | 1993-05-25 | 1998-01-08 | Showa Denko Kabushiki Kaisha | Purification process of pentafluoroethane |
DE69510180T2 (de) * | 1994-02-07 | 1999-11-11 | Du Pont | Verfahren zur trennung von pentafluorethan aus einer mischung von halogenierten kohlenwasserstoffen und chloropentafluorethan |
-
1995
- 1995-02-07 FR FR9501381A patent/FR2730228B1/fr not_active Expired - Fee Related
-
1996
- 1996-02-06 EP EP96903059A patent/EP0808300B1/de not_active Expired - Lifetime
- 1996-02-06 ES ES96903059T patent/ES2151144T3/es not_active Expired - Lifetime
- 1996-02-06 DE DE69609815T patent/DE69609815T2/de not_active Expired - Fee Related
- 1996-02-06 CN CN96193019A patent/CN1102563C/zh not_active Expired - Lifetime
- 1996-02-06 WO PCT/FR1996/000196 patent/WO1996024569A1/fr active IP Right Grant
- 1996-02-06 US US08/875,945 patent/US6307115B1/en not_active Expired - Fee Related
- 1996-02-06 AU AU47226/96A patent/AU709531B2/en not_active Ceased
- 1996-02-06 JP JP52403696A patent/JP3892037B2/ja not_active Expired - Fee Related
- 1996-02-06 KR KR1019970705446A patent/KR100353668B1/ko not_active IP Right Cessation
- 1996-02-06 AT AT96903059T patent/ATE195502T1/de not_active IP Right Cessation
-
2001
- 2001-06-26 US US09/891,867 patent/US20020040172A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
KR100353668B1 (ko) | 2002-12-31 |
US20020040172A1 (en) | 2002-04-04 |
CN1102563C (zh) | 2003-03-05 |
AU4722696A (en) | 1996-08-27 |
EP0808300B1 (de) | 2000-08-16 |
JPH10513190A (ja) | 1998-12-15 |
ES2151144T3 (es) | 2000-12-16 |
WO1996024569A1 (fr) | 1996-08-15 |
JP3892037B2 (ja) | 2007-03-14 |
FR2730228B1 (fr) | 1997-06-20 |
KR19980702051A (ko) | 1998-07-15 |
EP0808300A1 (de) | 1997-11-26 |
AU709531B2 (en) | 1999-09-02 |
FR2730228A1 (fr) | 1996-08-09 |
CN1180345A (zh) | 1998-04-29 |
ATE195502T1 (de) | 2000-09-15 |
US6307115B1 (en) | 2001-10-23 |
DE69609815T2 (de) | 2001-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69116623T2 (de) | Verfahren zur Reinigung von 1,1,1,2-Tetrafluorethan | |
DE69421886T2 (de) | Fluorierte Oberflächer für Festphase-Extraktionsreinigung von DNA | |
DE69400257D1 (de) | Verfahren zur Reinigung von Pentafluorethan | |
DE69807962T2 (de) | Verfahren zur Reinigung von rohem 1,1,1,3,3-Pentafluorpropan | |
ATE195502T1 (de) | Verfahren zur reinigung von pentafluorethan | |
MX170581B (es) | Mejoras en proceso para la purificacion de 1,1,1,2-tetrafluoretano | |
ES2183964T3 (es) | Proceso de destilacion para recuperar hfc-125 y hfc-32. | |
DE69303093T2 (de) | Verfahren zur Reinigung von einem Hydrofluoralkan | |
DE69203894T2 (de) | Verfahren zur Trennung von Butanen und Butenen durch extraktive Destillation. | |
ATE66447T1 (de) | Verfahren zur gewinnung von 1,3-butadien. | |
ATE163910T1 (de) | Verfahren zur reinigung von 1,1-difluorethan | |
DE69304638T2 (de) | Verfahren zur Reinigung von 1,1,1,2-Tetrafluorethan | |
DE69100426D1 (de) | Azeotrope destillationsverfahren zur rueckgewinnung von diamondoid-verbindungen aus kohlenwasserstoffstroemen. | |
DE69520357T2 (de) | Verfahren zur reinigung von pentafluorethan | |
ATE136020T1 (de) | Verfahren zur reinigung von hydroxypivalyl- hydroxypivalat | |
DE68908801D1 (de) | Verfahren zur Reinigung von Dihydroxyphenolen. | |
DE59100288D1 (de) | Verfahren zur aufarbeitung des sumpfproduktes von extraktivdestillationsprozessen zur gewinnung reiner aromaten. | |
DE59002673D1 (de) | Verfahren zur Aufarbeitung des Raffinates einer Extraktivdestillation von Kohlenwasserstoffgemischen. | |
DE69405185T2 (de) | Verfahren zur Reinigung von 1,1,1,2-Tetrafluorethan | |
CA2210767A1 (fr) | Procede de purification du pentafluoroethane | |
ATE152429T1 (de) | Verfahren zum abtrennen von chlor aus einer gasmischung | |
DE59203070D1 (de) | Verfahren zur Abtrennung von Aromaten durch Extraktivdestillation. | |
EP1153907A3 (de) | Verfahren zur Reinigung von Pentafluorethan (HFC-125) | |
DE59707130D1 (de) | Verfahren zur destillativen Reinigung von Diurethanen | |
KR960029297A (ko) | 디플루오로메탄 혼합물로부터 디클로로디플루오로메탄을 제거하는 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: ATOFINA, PUTEAUX, FR |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: PATENTANWAELTE GESTHUYSEN, VON ROHR & EGGERT, 45128 |
|
8339 | Ceased/non-payment of the annual fee |