DE69911186D1 - Verfahren zur reinigung und verwendung von 2-chloro-1,1,1,2,3,3,3-heptafluorpropan und ihre azeotrope mit hf - Google Patents
Verfahren zur reinigung und verwendung von 2-chloro-1,1,1,2,3,3,3-heptafluorpropan und ihre azeotrope mit hfInfo
- Publication number
- DE69911186D1 DE69911186D1 DE69911186T DE69911186T DE69911186D1 DE 69911186 D1 DE69911186 D1 DE 69911186D1 DE 69911186 T DE69911186 T DE 69911186T DE 69911186 T DE69911186 T DE 69911186T DE 69911186 D1 DE69911186 D1 DE 69911186D1
- Authority
- DE
- Germany
- Prior art keywords
- heptafluorpropane
- azeotrope
- chloro
- purifying
- 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
- C07C21/00—Acyclic unsaturated compounds containing halogen atoms
- C07C21/02—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
- C07C21/18—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds containing fluorine
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
- C01B7/195—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
- C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
- C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/23—Preparation of halogenated hydrocarbons by dehalogenation
-
- 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
- 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
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
- C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8070998P | 1998-04-03 | 1998-04-03 | |
US80709P | 1998-04-03 | ||
PCT/US1999/007225 WO1999051555A1 (en) | 1998-04-03 | 1999-04-01 | Processes for the purification and use of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane and azeotropes thereof with hf |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69911186D1 true DE69911186D1 (de) | 2003-10-16 |
DE69911186T2 DE69911186T2 (de) | 2004-07-15 |
Family
ID=22159113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69911186T Expired - Fee Related DE69911186T2 (de) | 1998-04-03 | 1999-04-01 | Verfahren zur reinigung und verwendung von 2-chloro-1,1,1,2,3,3,3-heptafluorpropan und ihre azeotrope mit hf |
Country Status (7)
Country | Link |
---|---|
US (1) | US6677493B1 (de) |
EP (1) | EP1066230B1 (de) |
JP (1) | JP2002510664A (de) |
AU (1) | AU3377999A (de) |
DE (1) | DE69911186T2 (de) |
ES (1) | ES2203107T3 (de) |
WO (1) | WO1999051555A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002510665A (ja) * | 1998-04-03 | 2002-04-09 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 2,2−ジクロロ−1,1,1,3,3,3−ヘキサフルオロプロパンの精製および使用方法 |
JP2002544248A (ja) * | 1999-05-18 | 2002-12-24 | イネオス フラウアー ホールデイングス リミテッド | 1,1,1,2,3,3,3−ヘプタフルオロプロパンの製造 |
US20050177012A1 (en) * | 2001-07-20 | 2005-08-11 | Pcbu Services, Inc. | Halocarbon production processes, halocarbon separation processes, and halocarbon separation systems |
US20030028057A1 (en) * | 2001-07-20 | 2003-02-06 | Stephen Owens | Methods and materials for the preparation and purification of halogenated hydrocarbons |
US7329786B2 (en) * | 2001-09-28 | 2008-02-12 | Great Lakes Chemical Corporation | Processes for producing CF3CFHCF3 |
CN1279007C (zh) | 2002-08-22 | 2006-10-11 | 纳幕尔杜邦公司 | 制备2-氯-1,1,1,2,3,3,3-七氟丙烷,六氟丙烯和1,1,1,2,3,3,3-七氟丙烷的方法 |
US20050020863A1 (en) * | 2003-07-25 | 2005-01-27 | Honeywell International Inc. | Method of making fluorinated propanes |
US7423188B2 (en) * | 2005-11-01 | 2008-09-09 | E. I. Du Pont De Nemours And Company | Azeotrope compositions comprising E-1,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof |
US20070106099A1 (en) * | 2005-11-10 | 2007-05-10 | Pcbu Services, Inc. | Production processes and systems |
US8436218B2 (en) | 2010-05-27 | 2013-05-07 | Honeywell International Inc. | Azeotrope-like composition of hexafluoropropane, hexafluoropropene and hydrogen fluoride |
US9309116B2 (en) * | 2011-09-26 | 2016-04-12 | Honeywell International Inc. | Method for producing high concentration aqueous HF solutions |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4911792A (en) | 1988-08-01 | 1990-03-27 | E. I. Du Pont De Nemours And Company | Process for the separation of HF via phase separation and distillation |
US5364992A (en) | 1989-10-10 | 1994-11-15 | E. I. Du Pont De Nemours And Company | Halocarbon hydrogenolysis |
US5057634A (en) | 1989-12-19 | 1991-10-15 | E. I. Du Pont De Nemours And Company | Multistep synthesis of hexafluoropropylene |
US5068472A (en) | 1989-12-19 | 1991-11-26 | E. I. Du Pont De Nemours And Company | Multistep synthesis of hexafluoropropylene |
US5430206A (en) * | 1990-11-20 | 1995-07-04 | E. I. Du Pont De Nemours And Company | Method for purifying dichloropentafluoropropanes |
EP0665203B1 (de) | 1991-04-15 | 1996-09-11 | Daikin Industries, Ltd. | Verfahren zur Reinigung von 1,1,1-Trifluoro-2-Chlorethan |
JP3175286B2 (ja) * | 1991-04-15 | 2001-06-11 | ダイキン工業株式会社 | フッ化水素と1,1,1−トリフルオロ−2−クロロエタンの共沸混合物および1,1,1−トリフルオロ−2−クロロエタンの精製方法 |
FR2675496B1 (fr) | 1991-04-17 | 1993-09-03 | Atochem | Procede de separation du fluorure d'hydrogene de ses melanges avec le 1,1,1-trifluoro-2-chloroethane. |
US5276225A (en) | 1991-04-17 | 1994-01-04 | Elf Atochem S.A. | Process for separating hydrogen fluoride from its mixtures with 1,1,1-trifluoro-2-chloroethane |
SG44743A1 (en) * | 1991-11-01 | 1997-12-19 | Solvay | Process for the preparation of 1,1,1,2,3,3,3,-heptafluoropropane (R 227) |
CA2082844A1 (en) | 1991-11-15 | 1993-05-16 | Wolfgang Dukat | Process for the separation of a mixture containing hydrogen fluoride and 1-chloro-2,2,2-trifluoroethane |
DE69426837T2 (de) * | 1993-12-22 | 2001-07-19 | Daikin Ind Ltd | Verfahren zur reinigung von 1,1,1,3,3-pentafluoro-2,3-dichloropropan |
US5481051A (en) * | 1994-12-08 | 1996-01-02 | E. I. Du Pont De Nemours And Company | 2,2-dichlorohexafluoropropane hydrogenolysis |
US6291729B1 (en) | 1994-12-08 | 2001-09-18 | E. I. Du Pont De Nemours And Company | Halofluorocarbon hydrogenolysis |
-
1999
- 1999-04-01 EP EP99915210A patent/EP1066230B1/de not_active Expired - Lifetime
- 1999-04-01 WO PCT/US1999/007225 patent/WO1999051555A1/en active IP Right Grant
- 1999-04-01 JP JP2000542278A patent/JP2002510664A/ja not_active Ceased
- 1999-04-01 DE DE69911186T patent/DE69911186T2/de not_active Expired - Fee Related
- 1999-04-01 ES ES99915210T patent/ES2203107T3/es not_active Expired - Lifetime
- 1999-04-01 AU AU33779/99A patent/AU3377999A/en not_active Abandoned
- 1999-04-01 US US09/283,449 patent/US6677493B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69911186T2 (de) | 2004-07-15 |
JP2002510664A (ja) | 2002-04-09 |
US6677493B1 (en) | 2004-01-13 |
EP1066230A1 (de) | 2001-01-10 |
EP1066230B1 (de) | 2003-09-10 |
WO1999051555A1 (en) | 1999-10-14 |
AU3377999A (en) | 1999-10-25 |
ES2203107T3 (es) | 2004-04-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69626415D1 (de) | Verfahren zur herstellung von halogenkohlenwasserstoffen und ausgewählte verbindungen und azeotrope mit hf | |
DE69726539D1 (de) | Schaumglasgegenstand zur vorbereitung von oberflächen, verwendung dafür und verfahren zu dessen herstellung | |
DE69519725T2 (de) | Verfahren zur herstellung von sensorelektroden | |
DE69807459D1 (de) | VERFAHREN ZUR HERSTELLUNG VON HOCHAKTIVEN kATALYSATOREN UND IHRE VERWENDUNG | |
DE59901861D1 (de) | Verfahren zur katalytischen zersetzung von n 2?o | |
DE69807962D1 (de) | Verfahren zur Reinigung von rohem 1,1,1,3,3-Pentafluorpropan | |
DE59502184D1 (de) | Verfahren zur herstellung wässriger lösungen von poly(n-vinyl-epsilon-caprolactam) und ihre verwendung | |
DE69706656T2 (de) | Pentafluoropropan und wasserstofffluorid enthaltende azeotrope, und verfahren zur reinigung von pentafluoropropan | |
DE69706179D1 (de) | Verfahren zur reinigung von schwefelwasserstoff-enthaltenden gasen | |
DE69521522D1 (de) | Verfahren zur rückgewinnung von wasserfreiem chlorwasserstoff aus mischungen mit nichtkondensierbaren gasen | |
DE69930512D1 (de) | Verfahren zur herstellung von hexafluorpropen aus cc1f2cc1fcf3 und azeotrope von cc1f2cc1fcf3 mit hf | |
DE69511878T2 (de) | Verfahren zur nassentschwefelung von rauchgasen mit kalkstein | |
DE59505601D1 (de) | Verfahren zur gewinnung von 2-hydroxy-4-methylthiobuttersäure (mha), mha und dessen verwendung | |
DE69911186D1 (de) | Verfahren zur reinigung und verwendung von 2-chloro-1,1,1,2,3,3,3-heptafluorpropan und ihre azeotrope mit hf | |
DE69422716T2 (de) | Methode zur verbesserung der oxydation und ammoxydationskatalysatoren | |
DE3873087T2 (de) | Verfahren zur desodorierung und reinigung von agressiven, uebelriechenden gasen. | |
DE69524161D1 (de) | Verfahren zur Bestimmung von Fibrinogen und Reagenz zu dessen Bestimmung | |
ATE258558T1 (de) | Lantibiotikum verwandt mit actagardine, verfahren zur herstellung und verwendung desselben | |
DE69815580D1 (de) | Verfahren zur Oxidation von Kohlenwasserstoffen, Alkoholen und/oder Ketonen | |
DE69711974D1 (de) | Verfahren zur Reinigung von 2,6-Dimethylnaphthol und dessen Verwendung bei der Herstellung von 2,6-Naphtholdicarbonsäure | |
DE69704411T2 (de) | Verfahren zur Stabilisierung von Pentafluorethan | |
DE69937365D1 (de) | Verfahren zur verwendung von aralkylsiloxanen | |
DE59404368D1 (de) | Verfahren zur herstellung von pentafluorethan und zur reinigung von 1,1,1,2-tetrafluorethan | |
DE59800130D1 (de) | Verfahren zur Herstellung von Organosilazanen | |
ATA110696A (de) | Verfahren zur gewinnung und reinigung von rekombinantem, nicht-lipidiertem osp-protein |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |