DE69426837D1 - Verfahren zur reinigung von 1,1,1,3,3-pentafluoro-2,3-dichloropropan - Google Patents
Verfahren zur reinigung von 1,1,1,3,3-pentafluoro-2,3-dichloropropanInfo
- Publication number
- DE69426837D1 DE69426837D1 DE69426837T DE69426837T DE69426837D1 DE 69426837 D1 DE69426837 D1 DE 69426837D1 DE 69426837 T DE69426837 T DE 69426837T DE 69426837 T DE69426837 T DE 69426837T DE 69426837 D1 DE69426837 D1 DE 69426837D1
- Authority
- DE
- Germany
- Prior art keywords
- dichloropropane
- pentafluoro
- 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
- XAHBEACGJQDUPF-UHFFFAOYSA-N 1,2-dichloro-1,1,3,3,3-pentafluoropropane Chemical compound FC(F)(F)C(Cl)C(F)(F)Cl XAHBEACGJQDUPF-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- 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
- C01B7/196—Separation; Purification by distillation
-
- 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
- C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32471093 | 1993-12-22 | ||
PCT/JP1994/002161 WO1995017366A1 (fr) | 1993-12-22 | 1994-12-21 | Procede de purification de 1,1,1,3,3-pentafluoro-2,3-dichloropropane |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69426837D1 true DE69426837D1 (de) | 2001-04-12 |
DE69426837T2 DE69426837T2 (de) | 2001-07-19 |
Family
ID=18168849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69426837T Expired - Fee Related DE69426837T2 (de) | 1993-12-22 | 1994-12-21 | Verfahren zur reinigung von 1,1,1,3,3-pentafluoro-2,3-dichloropropan |
Country Status (6)
Country | Link |
---|---|
US (1) | US5789632A (de) |
EP (1) | EP0736508B1 (de) |
JP (1) | JP3278848B2 (de) |
DE (1) | DE69426837T2 (de) |
ES (1) | ES2156599T3 (de) |
WO (1) | WO1995017366A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6001796A (en) * | 1996-07-03 | 1999-12-14 | Alliedsignal Inc. | Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and hydrogen fluoride |
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 |
EP1066230B1 (de) * | 1998-04-03 | 2003-09-10 | E.I. Du Pont De Nemours And Company | Verfahren zur reinigung und verwendung von 2-chloro-1,1,1,2,3,3,3-heptafluorpropan und ihre azeotrope mit hf |
US6900998B2 (en) * | 2002-05-31 | 2005-05-31 | Midwest Research Institute | Variable-speed wind power system with improved energy capture via multilevel conversion |
US8410040B2 (en) * | 2008-10-31 | 2013-04-02 | Honeywell International Inc. | Azeotrope-like compositions of 1,1,1,2,3-pentachloropropane and hydrogen fluoride |
US8519200B1 (en) * | 2012-02-23 | 2013-08-27 | Honeywell International Inc. | Azeotropic compositions of 1,1,3,3-tetrachloro-1-fluoropropane and hydrogen fluoride |
CN111807925B (zh) * | 2020-07-23 | 2021-11-02 | 山东海益化工科技有限公司 | D-d混剂精馏分离工艺 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0692327B2 (ja) * | 1989-01-26 | 1994-11-16 | ダイキン工業株式会社 | フッ化水素と1,1―ジクロロ―1―フルオロエタンとの混合物から1,1―ジクロロ―1―フルオロエタンを分離する方法 |
US4970013A (en) * | 1989-12-11 | 1990-11-13 | E. I. Dupont De Nemours And Company | Binary azeotropic composition of 2,3-dichloro-1,1,1,3-3-pentafluoropropane and methanol |
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 |
JPH0532568A (ja) * | 1991-07-31 | 1993-02-09 | Daikin Ind Ltd | フツ化水素とジクロロフルオロメタンの混合物からフツ化水素を除去する方法 |
-
1994
- 1994-12-21 DE DE69426837T patent/DE69426837T2/de not_active Expired - Fee Related
- 1994-12-21 ES ES95903913T patent/ES2156599T3/es not_active Expired - Lifetime
- 1994-12-21 US US08/666,353 patent/US5789632A/en not_active Expired - Fee Related
- 1994-12-21 JP JP51703495A patent/JP3278848B2/ja not_active Expired - Fee Related
- 1994-12-21 EP EP95903913A patent/EP0736508B1/de not_active Expired - Lifetime
- 1994-12-21 WO PCT/JP1994/002161 patent/WO1995017366A1/ja active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO1995017366A1 (fr) | 1995-06-29 |
EP0736508B1 (de) | 2001-03-07 |
ES2156599T3 (es) | 2001-07-01 |
DE69426837T2 (de) | 2001-07-19 |
EP0736508A4 (de) | 1997-04-02 |
EP0736508A1 (de) | 1996-10-09 |
JP3278848B2 (ja) | 2002-04-30 |
US5789632A (en) | 1998-08-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |