DK0564036T3 - Fremgangsmåde til rensning af en hydrofluoralkan - Google Patents
Fremgangsmåde til rensning af en hydrofluoralkanInfo
- Publication number
- DK0564036T3 DK0564036T3 DK93200877.4T DK93200877T DK0564036T3 DK 0564036 T3 DK0564036 T3 DK 0564036T3 DK 93200877 T DK93200877 T DK 93200877T DK 0564036 T3 DK0564036 T3 DK 0564036T3
- Authority
- DK
- Denmark
- Prior art keywords
- hydrofluoroalkane
- purifying
- hydrofluorocarbon
- scavenger
- olefin
- Prior art date
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)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR929204277A FR2689503B1 (fr) | 1992-04-03 | 1992-04-03 | Procede d'epuration d'un hydrofluoroalcane. |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0564036T3 true DK0564036T3 (da) | 1996-10-21 |
Family
ID=9428617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK93200877.4T DK0564036T3 (da) | 1992-04-03 | 1993-03-26 | Fremgangsmåde til rensning af en hydrofluoralkan |
Country Status (10)
Country | Link |
---|---|
US (1) | US5306850A (da) |
EP (1) | EP0564036B1 (da) |
JP (1) | JPH069449A (da) |
AT (1) | ATE139221T1 (da) |
CA (1) | CA2093274A1 (da) |
DE (1) | DE69303093T2 (da) |
DK (1) | DK0564036T3 (da) |
ES (1) | ES2090840T3 (da) |
FR (1) | FR2689503B1 (da) |
TW (1) | TW264460B (da) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2625196B1 (fr) * | 1987-12-23 | 1990-04-27 | Rhone Poulenc Chimie | Procede d'allylation des perhalogenoalkyl, perhalogenoalcoxy, perhalogenoalkylthio anilines en presence de metaux |
FR2689885B1 (fr) * | 1992-04-14 | 1994-10-21 | Atochem North America Elf | Procédé pour inhiber la décomposition du 1,1-dichloro-1-fluoréthane. |
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 |
US5723429A (en) * | 1994-03-11 | 1998-03-03 | E. I. Du Pont De Nemours And Company | Azeotropic or azeotrope-like compositions of tetrafluoroethane and chlorotetrafluoroethane |
US5470442A (en) * | 1994-03-11 | 1995-11-28 | E. I. Du Pont De Nemours And Company | Separating and removing impurities from tetrafluoroethanes by using extractive distillation |
US5656137A (en) * | 1994-03-25 | 1997-08-12 | Elf Atochem North America, Inc. | F141B crude stabilization |
US6402975B1 (en) | 1994-11-18 | 2002-06-11 | Lacovia N.V. | Environmentally benign non-toxic fire flooding agents |
US6146544A (en) * | 1994-11-18 | 2000-11-14 | Lacovia N.V. | Environmentally benign non-toxic fire flooding agents |
US5866728A (en) * | 1996-01-05 | 1999-02-02 | E. I. Dupont De Nemours And Company | Use of alkali metal halides in the manufacture of 1, 1-difluoroethane |
US5874657A (en) * | 1996-11-01 | 1999-02-23 | E. I. Du Pont De Nemours And Company | Process for the purification of 1,1-difluoroethane |
FR2865731B1 (fr) * | 2004-01-30 | 2007-09-07 | Solvay | Procede de fabrication d'un hydrofluoroalcane |
DE102004049761A1 (de) * | 2004-10-12 | 2006-04-13 | Bayer Cropscience Ag | Fungizide Wirkstoffkombinationen |
KR20100083131A (ko) * | 2007-09-25 | 2010-07-21 | 알베마를 코포레이션 | 증류 동안에 알킬 브로마이드로부터 불순물을 제거하는 방법 및 이로부터 생산된 증류물 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2831902A (en) * | 1957-01-18 | 1958-04-22 | Dow Chemical Co | Separation of 2-fluoropropene |
DE1219460B (de) * | 1963-11-07 | 1966-06-23 | Hoechst Ag | Verfahren zur Reinigung von 2, 2, 2-Trifluor-1-chlor-1-bromaethan, welches als Verunreinigung 1, 1, 1, 4, 4, 4-Hexafluor-2, 3-dichlorbuten-2 enthaelt |
US3689373A (en) * | 1971-05-10 | 1972-09-05 | Phillips Petroleum Co | Process for separating halogenated hydrocarbons by gas-liquid separation with a solvent |
US4548701A (en) * | 1983-12-19 | 1985-10-22 | Amoco Corporation | Method for extraction solvent recovery |
US4766261A (en) * | 1984-09-17 | 1988-08-23 | Adamantech, Inc. | Purification of fluorocarbons |
FR2636941B1 (fr) * | 1988-09-26 | 1991-02-01 | Solvay | Procede pour la fabrication d'hydrocarbure fluore |
SU1625861A1 (ru) * | 1988-11-09 | 1991-02-07 | Воронежский технологический институт | Способ очистки трихлорэтилена от кислых примесей |
US5001287A (en) * | 1989-02-02 | 1991-03-19 | E. I. Du Pont De Nemours And Company | Purification of saturated halocarbons |
US4950364A (en) * | 1989-05-04 | 1990-08-21 | Pennwalt Corporation | Process for the separation of 1,1-dichloro-1-fluoroethane and 1,1,1,3,3-pentafluorobutane |
US4975156A (en) * | 1989-05-04 | 1990-12-04 | Atochem North America, Inc. | Process for the separation of hydrogen fluoride, 1,1-dichloro-1-fluoroethane and 1-chloro-1,1-difluoroethane from liquid mixtures thereof |
US4973774A (en) * | 1989-11-02 | 1990-11-27 | E. I. Du Pont De Nemours And Company | Chlorofluorohydrocarbon purification process |
ATE116278T1 (de) * | 1990-06-08 | 1995-01-15 | Solvay | Verfahren zur herstellung von 1,1-dichlor-1- fluorethan. |
GB9018372D0 (en) * | 1990-08-21 | 1990-10-03 | Ici Plc | Separation process |
US5120461A (en) * | 1990-08-21 | 1992-06-09 | Allied-Signal Inc. | Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane; dichlorotrifluoroethane; methanol; and alkene having 5 carbon atoms |
US5122294A (en) * | 1990-11-27 | 1992-06-16 | Allied-Signal Inc. | Azeotrope-like compositions of 1,1-dichloro-1-fluoroethane; dichlorotrifluoroethane; ethanol; and alkene having 5 carbon atoms |
-
1992
- 1992-04-03 FR FR929204277A patent/FR2689503B1/fr not_active Expired - Fee Related
-
1993
- 1993-03-26 DE DE69303093T patent/DE69303093T2/de not_active Expired - Fee Related
- 1993-03-26 EP EP93200877A patent/EP0564036B1/fr not_active Expired - Lifetime
- 1993-03-26 AT AT93200877T patent/ATE139221T1/de not_active IP Right Cessation
- 1993-03-26 ES ES93200877T patent/ES2090840T3/es not_active Expired - Lifetime
- 1993-03-26 DK DK93200877.4T patent/DK0564036T3/da active
- 1993-03-31 US US08/040,992 patent/US5306850A/en not_active Expired - Fee Related
- 1993-03-31 TW TW082102375A patent/TW264460B/zh active
- 1993-04-02 CA CA002093274A patent/CA2093274A1/fr not_active Abandoned
- 1993-04-05 JP JP5077869A patent/JPH069449A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0564036B1 (fr) | 1996-06-12 |
FR2689503B1 (fr) | 1994-06-10 |
TW264460B (da) | 1995-12-01 |
ATE139221T1 (de) | 1996-06-15 |
FR2689503A1 (fr) | 1993-10-08 |
DE69303093T2 (de) | 1997-02-06 |
DE69303093D1 (de) | 1996-07-18 |
CA2093274A1 (fr) | 1993-10-04 |
JPH069449A (ja) | 1994-01-18 |
ES2090840T3 (es) | 1996-10-16 |
US5306850A (en) | 1994-04-26 |
EP0564036A1 (fr) | 1993-10-06 |
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