ES2139267T3 - Procedimiento para eliminar impurezas olefinicas de 2h-heptafluoropropano (r 227). - Google Patents
Procedimiento para eliminar impurezas olefinicas de 2h-heptafluoropropano (r 227).Info
- Publication number
- ES2139267T3 ES2139267T3 ES96103773T ES96103773T ES2139267T3 ES 2139267 T3 ES2139267 T3 ES 2139267T3 ES 96103773 T ES96103773 T ES 96103773T ES 96103773 T ES96103773 T ES 96103773T ES 2139267 T3 ES2139267 T3 ES 2139267T3
- Authority
- ES
- Spain
- Prior art keywords
- impurities
- heptafluoropropan
- olephine
- eliminating
- procedure
- 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 - Lifetime
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
- C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
Abstract
LA INVENCION TRATA DE UN PROCEDIMIENTO PARA RETIRAR IMPUREZAS OLEFINICAS DEL 2H-HEPTAFLUOROPROPANO (R 227), LLEVANDO EL R 227 CONTAMINADO EN FASE GASEOSA A -20 HASTA 100 C A TRAVES DE OXIDO DE ALUMINIO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19510159A DE19510159A1 (de) | 1995-03-21 | 1995-03-21 | Verfahren zur Entfernung von olefinischen Verunreinigungen aus 2H-Heptafluorpropan (R 227) |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2139267T3 true ES2139267T3 (es) | 2000-02-01 |
Family
ID=7757231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES96103773T Expired - Lifetime ES2139267T3 (es) | 1995-03-21 | 1996-03-11 | Procedimiento para eliminar impurezas olefinicas de 2h-heptafluoropropano (r 227). |
Country Status (6)
Country | Link |
---|---|
US (1) | US5621152A (es) |
EP (1) | EP0733612B1 (es) |
JP (1) | JP3974954B2 (es) |
AT (1) | ATE184269T1 (es) |
DE (2) | DE19510159A1 (es) |
ES (1) | ES2139267T3 (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1301758B1 (it) | 1998-06-19 | 2000-07-07 | Ausimont Spa | Processo di preparazione di 227 |
WO2000014040A1 (de) | 1998-09-03 | 2000-03-16 | Solvay Fluor Und Derivate Gmbh | Reinigung von 1,1,1,3,3-pentafluorbutan |
ATE405537T1 (de) | 2000-08-10 | 2008-09-15 | Solvay | Verfahren zur herstellung von einem gereinigten hydrofluoralkan |
KR100516683B1 (ko) * | 2001-01-15 | 2005-09-22 | 쇼와 덴코 가부시키가이샤 | 옥타플루오로프로판의 정제방법, 그 제조방법, 및 그것의 용도 |
US7329786B2 (en) * | 2001-09-28 | 2008-02-12 | Great Lakes Chemical Corporation | Processes for producing CF3CFHCF3 |
US7223351B2 (en) * | 2003-04-17 | 2007-05-29 | Great Lakes Chemical Corporation | Fire extinguishing mixtures, methods and systems |
US20050038302A1 (en) * | 2003-08-13 | 2005-02-17 | Hedrick Vicki E. | Systems and methods for producing fluorocarbons |
CN103449959B (zh) * | 2012-06-01 | 2015-03-18 | 中化蓝天集团有限公司 | 超高纯1,1,1,2,3,3,3-七氟丙烷的制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2909570A (en) * | 1954-06-17 | 1959-10-20 | Minnesota Mining & Mfg | Purification of telomers |
US3026359A (en) * | 1960-03-16 | 1962-03-20 | Du Pont | Process for preparing polyfluoroalkanes of high purity |
US3696156A (en) * | 1970-04-03 | 1972-10-03 | Du Pont | Process for purification of fluoroperhalocarbons |
US5300714A (en) * | 1990-05-18 | 1994-04-05 | Minnesota Mining And Manufacturing Company | Method of purifying saturated fluoroperhalocarbon liquids |
DE4115025A1 (de) * | 1991-05-08 | 1992-11-12 | Hoechst Ag | Verfahren zur entfernung olefinischer verunreinigungen aus 1,1,1,2,3,3,3-heptafluorpropan |
-
1995
- 1995-03-21 DE DE19510159A patent/DE19510159A1/de not_active Withdrawn
-
1996
- 1996-03-11 EP EP96103773A patent/EP0733612B1/de not_active Expired - Lifetime
- 1996-03-11 AT AT96103773T patent/ATE184269T1/de not_active IP Right Cessation
- 1996-03-11 ES ES96103773T patent/ES2139267T3/es not_active Expired - Lifetime
- 1996-03-11 DE DE59602982T patent/DE59602982D1/de not_active Expired - Fee Related
- 1996-03-19 JP JP06317696A patent/JP3974954B2/ja not_active Expired - Fee Related
- 1996-03-19 US US08/616,483 patent/US5621152A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE184269T1 (de) | 1999-09-15 |
EP0733612A1 (de) | 1996-09-25 |
US5621152A (en) | 1997-04-15 |
DE19510159A1 (de) | 1996-09-26 |
JPH08268932A (ja) | 1996-10-15 |
DE59602982D1 (de) | 1999-10-14 |
EP0733612B1 (de) | 1999-09-08 |
JP3974954B2 (ja) | 2007-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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