ES2090668T3 - Purificacion de productos de hexafluoroetano. - Google Patents
Purificacion de productos de hexafluoroetano.Info
- Publication number
- ES2090668T3 ES2090668T3 ES92915689T ES92915689T ES2090668T3 ES 2090668 T3 ES2090668 T3 ES 2090668T3 ES 92915689 T ES92915689 T ES 92915689T ES 92915689 T ES92915689 T ES 92915689T ES 2090668 T3 ES2090668 T3 ES 2090668T3
- Authority
- ES
- Spain
- Prior art keywords
- impurities
- product
- hexafluroethane
- cho3
- chf3
- 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
- C07C17/093—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
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
SE PRESENTA UN PROCESO PARA PURIFICAR UN PRODUCTO DE HEXAFLUROETANO QUE CONTIENE CCLF3 Y/O IMPUREZAS DE CHF3 QUE CONSTA DEL PASO DE ENTRAR EN CONTACTO EL PRODUCTO CON UN SORBENTE PARA DICHAS IMPUREZAS SELECCIONADAS DE CARBONES ACTIVADOS Y TAMICES MOLECULARES INORGANICOS (EJ,. ZEOLITA) A UNA TEMPERATURA Y A UNA PRESION ADECUADAS PARA LA SORCION DURANTE UN PERIODO DE TIEMPO SUFICIENTE PARA REMOVER UNA CANTIDAD SUFICIENTE DE DICHAS IMPUREZAS. TAMBIEN SE PRESENTA UNA MEJORA PARA UN PROCESO PARA PRODUCIR CF3F3 MEDIANTE FLUORIZACION DEL C2CL3CF3, C2CL2F4 Y/O C2CLF5 PARA PRODUCIR UN PRODUCTO DE HEXAFLUROETANO QUE CONTIENE CCLF3 Y/O IMPUREZAS DE CHF3, EN DONDE LA MEJORA COMPRENDE DICHO PASO DE CONTACTO CON EL SORBENTE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1992/001607 WO1993017988A1 (en) | 1992-03-10 | 1992-03-10 | Purification of hexafluoroethane products |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2090668T3 true ES2090668T3 (es) | 1996-10-16 |
Family
ID=22230843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES92915689T Expired - Lifetime ES2090668T3 (es) | 1992-03-10 | 1992-03-10 | Purificacion de productos de hexafluoroetano. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5523499A (es) |
EP (1) | EP0630362B1 (es) |
JP (1) | JP3130046B2 (es) |
DE (1) | DE69213029T2 (es) |
ES (1) | ES2090668T3 (es) |
HK (1) | HK1001476A1 (es) |
WO (1) | WO1993017988A1 (es) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5099728A (en) * | 1990-09-28 | 1992-03-31 | Thiem Eugene G | Swing arm brake lathe |
US6077819A (en) * | 1993-11-01 | 2000-06-20 | E. I. Du Pont De Nemours And Company | Azeotropes of chlorofluoroethanes of the formula CF3 CC12+x ub. F.s1-x with HF and manufacturing processes therewith |
US5718807A (en) * | 1994-09-20 | 1998-02-17 | E. I. Du Pont De Nemours And Company | Purification process for hexafluoroethane products |
JP2001507674A (ja) * | 1996-11-01 | 2001-06-12 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | ヘキサフルオロエタンの製造 |
US5779863A (en) * | 1997-01-16 | 1998-07-14 | Air Liquide America Corporation | Perfluorocompound separation and purification method and system |
US6274782B1 (en) | 1997-04-16 | 2001-08-14 | Showa Denko K.K. | Method for purifying hexafluoroethane |
JP3979714B2 (ja) * | 1997-12-22 | 2007-09-19 | 日本エア・リキード株式会社 | フッ素化合物の分離精製方法及びその設備 |
US6489523B1 (en) * | 2000-06-21 | 2002-12-03 | Showa Denko K.K. | Process for producing hexafluoroethane and use thereof |
JP4703865B2 (ja) * | 2001-02-23 | 2011-06-15 | 昭和電工株式会社 | パーフルオロカーボン類の製造方法およびその用途 |
CN100343210C (zh) * | 2001-08-06 | 2007-10-17 | 昭和电工株式会社 | 六氟乙烷的生产方法及其应用 |
US7002040B2 (en) * | 2003-01-28 | 2006-02-21 | Air Products And Chemicals, Inc. | Process for purifying fluoroxy compounds |
US6669760B1 (en) | 2003-04-08 | 2003-12-30 | Air Products And Chemicals, Inc. | Separation of C2F6 from CF4 by adsorption on activated carbon |
AU2003247183A1 (en) * | 2003-07-16 | 2005-02-04 | Soo-Hoo Beak | Injection molded phylon midsole |
US20050096490A1 (en) * | 2003-10-29 | 2005-05-05 | Henderson Philip B. | Purification of perfluoromethane |
JP5117797B2 (ja) * | 2007-09-05 | 2013-01-16 | エア・ウォーター株式会社 | パーフルオロカーボンガスの精製方法および装置 |
CN103664502B (zh) * | 2012-09-07 | 2015-09-23 | 佛山市华特气体有限公司 | 一种八氟丙烷纯化方法 |
CN103664501B (zh) * | 2012-09-07 | 2015-09-23 | 佛山市华特气体有限公司 | 一种六氟乙烷的纯化方法 |
CN103910599B (zh) * | 2013-01-06 | 2017-04-12 | 中化蓝天集团有限公司 | 超高纯六氟乙烷的制备方法 |
GB201307327D0 (en) | 2013-04-23 | 2013-05-29 | Mexichem Amanco Holding Sa | Process |
GB201410174D0 (en) | 2014-06-09 | 2014-07-23 | Mexichem Amanco Holding Sa | Process |
CN111018662B (zh) * | 2019-12-26 | 2021-07-23 | 福建德尔科技有限公司 | 一种从四氟化碳生产工业废气中回收提纯电子级六氟乙烷的生产方法 |
CN111517937B (zh) * | 2020-04-27 | 2022-12-09 | 中国船舶重工集团公司第七一八研究所 | 一种六氯丙酮的纯化方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3026359A (en) * | 1960-03-16 | 1962-03-20 | Du Pont | Process for preparing polyfluoroalkanes of high purity |
DE3311751A1 (de) * | 1983-03-31 | 1984-10-04 | Hoechst Ag, 6230 Frankfurt | Verfahren zur reinigung von fluorkohlenwasserstoffen |
US4820318A (en) * | 1987-12-24 | 1989-04-11 | Allied-Signal Inc. | Removal of organic compounds from gas streams using carbon molecular sieves |
US4849558A (en) * | 1988-06-30 | 1989-07-18 | Allied-Signal Inc. | Purification of chlorofluorocarbons |
US4902312A (en) * | 1989-01-30 | 1990-02-20 | Allied-Signal Inc. | Carbon molecular sieves for purification of chlorofluorocarbons |
US4906796A (en) * | 1989-03-08 | 1990-03-06 | Allied Signal Inc. | Process for purifying 1,1,1,2-tetrafluoroethane |
CA2004709A1 (en) * | 1989-03-23 | 1990-09-23 | Stephen F. Yates | Process for purifying 1,1,1,2-tetrafluoroethane |
JPH0372437A (ja) * | 1989-08-10 | 1991-03-27 | Showa Denko Kk | 1,1,1,2―テトラフルオロエタンの精製法 |
US4940825A (en) * | 1989-12-14 | 1990-07-10 | Allied-Signal Inc. | Process for removing dichloroacetylene from 1,1-dichloro-1-fluoroethane and/or vinylidene chloride |
US4940824A (en) * | 1989-12-14 | 1990-07-10 | Allied-Signal Inc. | Process for removing vinylidene chloride from 1,1-dichloro-1-fluoroethane |
US4950816A (en) * | 1989-12-15 | 1990-08-21 | Allied-Signal Inc. | Purification of 1,1-dichloro-1-fluoroethane |
-
1992
- 1992-03-10 WO PCT/US1992/001607 patent/WO1993017988A1/en active IP Right Grant
- 1992-03-10 EP EP92915689A patent/EP0630362B1/en not_active Expired - Lifetime
- 1992-03-10 JP JP05515609A patent/JP3130046B2/ja not_active Expired - Fee Related
- 1992-03-10 ES ES92915689T patent/ES2090668T3/es not_active Expired - Lifetime
- 1992-03-10 US US08/295,669 patent/US5523499A/en not_active Expired - Lifetime
- 1992-03-10 DE DE69213029T patent/DE69213029T2/de not_active Expired - Fee Related
-
1998
- 1998-01-07 HK HK98100136A patent/HK1001476A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69213029D1 (de) | 1996-09-26 |
WO1993017988A1 (en) | 1993-09-16 |
DE69213029T2 (de) | 1997-02-06 |
JPH07504435A (ja) | 1995-05-18 |
HK1001476A1 (en) | 1998-06-19 |
US5523499A (en) | 1996-06-04 |
JP3130046B2 (ja) | 2001-01-31 |
EP0630362B1 (en) | 1996-08-21 |
EP0630362A1 (en) | 1994-12-28 |
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Legal Events
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