MX9205962A - Proceso para separar y recuperar fluorocarburos y fluoruro de hidrogeno de una mezcla de los mismos - Google Patents
Proceso para separar y recuperar fluorocarburos y fluoruro de hidrogeno de una mezcla de los mismosInfo
- Publication number
- MX9205962A MX9205962A MX9205962A MX9205962A MX9205962A MX 9205962 A MX9205962 A MX 9205962A MX 9205962 A MX9205962 A MX 9205962A MX 9205962 A MX9205962 A MX 9205962A MX 9205962 A MX9205962 A MX 9205962A
- Authority
- MX
- Mexico
- Prior art keywords
- fluorocarbes
- recover
- mixture
- separate
- hydrogen fluoride
- Prior art date
Links
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
-
- 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
-
- 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)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/779,534 US5196616A (en) | 1991-10-18 | 1991-10-18 | Process for separating and recovering fluorocarbons and hydrogen fluoride from mixtures thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
MX9205962A true MX9205962A (es) | 1993-04-01 |
Family
ID=25116752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX9205962A MX9205962A (es) | 1991-10-18 | 1992-10-16 | Proceso para separar y recuperar fluorocarburos y fluoruro de hidrogeno de una mezcla de los mismos |
Country Status (13)
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5458674A (en) * | 1993-08-24 | 1995-10-17 | E. I. Du Pont De Nemours And Company | Organic separation from HF |
US5900044A (en) * | 1987-09-11 | 1999-05-04 | E. I. Du Pont De Nemours And Company | Organic separation from HF |
JP3616828B2 (ja) * | 1991-03-06 | 2005-02-02 | ステラケミファ株式会社 | 希フッ化水素酸の供給方法及びこの方法に使用する希フッ化水素酸供給装置 |
EP0665203B1 (en) * | 1991-04-15 | 1996-09-11 | Daikin Industries, Ltd. | Process for purification of 1,1,1-trifluoro-2-chloroethane |
US5401430A (en) * | 1991-04-15 | 1995-03-28 | Daikin Industries, Ltd. | Azeotropic mixture of hydrogen fluoride and 1,1,1-trifluoro-2-chloroethane |
US6676809B1 (en) * | 1992-02-07 | 2004-01-13 | Daikin Industries Ltd. | Process for removal of hydrogen fluoride |
JP3147380B2 (ja) * | 1992-04-13 | 2001-03-19 | ダイキン工業株式会社 | フッ化水素の除去方法 |
US5456841A (en) * | 1992-08-03 | 1995-10-10 | E. I. Du Pont De Nemours And Company | Process for separating and recovering halocarbons from mixtures thereof |
JPH06293674A (ja) * | 1993-04-06 | 1994-10-21 | Daikin Ind Ltd | ペンタフルオロエタンとフッ化水素の共沸混合物およびペンタフルオロエタンまたはフッ化水素の回収方法 |
JP3163831B2 (ja) * | 1993-04-06 | 2001-05-08 | ダイキン工業株式会社 | 1,1−ジフルオロエタンとフッ化水素の共沸混合物および1,1−ジフルオロエタンまたはフッ化水素の回収方法 |
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 |
EP0669303B2 (fr) * | 1994-02-28 | 2007-08-08 | Arkema France | Procédé de séparation du fluorure d'hydrogène et du difluorométhane |
US5656137A (en) * | 1994-03-25 | 1997-08-12 | Elf Atochem North America, Inc. | F141B crude stabilization |
WO1995032169A1 (en) * | 1994-05-19 | 1995-11-30 | E.I. Du Pont De Nemours And Company | Improved fluorocarbon recovery in hydrodehalogenation process |
US5718807A (en) * | 1994-09-20 | 1998-02-17 | E. I. Du Pont De Nemours And Company | Purification process for hexafluoroethane products |
US5858065A (en) * | 1995-07-17 | 1999-01-12 | American Air Liquide | Process and system for separation and recovery of perfluorocompound gases |
US5785741A (en) | 1995-07-17 | 1998-07-28 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges, Claude | Process and system for separation and recovery of perfluorocompound gases |
US5858066A (en) * | 1995-09-22 | 1999-01-12 | E. I. Du Pont De Nemours And Company | Process for separating and recovering fluorocarbons and HCI from gaseous mixtures thereof |
JP2933014B2 (ja) * | 1996-01-23 | 1999-08-09 | ダイキン工業株式会社 | ペンタフルオロプロパンとフッ化水素の共沸混合物およびペンタフルオロプロパンの分離精製方法 |
US5766483A (en) * | 1996-05-10 | 1998-06-16 | Alliedsignal Inc. | Process for hydrogen fluoride separation |
IE80909B1 (en) | 1996-06-14 | 1999-06-16 | Air Liquide | An improved process and system for separation and recovery of perfluorocompound gases |
US5895639A (en) * | 1996-07-03 | 1999-04-20 | Alliedsignal Inc. | Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid |
US5948381A (en) * | 1996-07-03 | 1999-09-07 | Alliedsignal Inc. | Process for separating fluorocarbon compounds |
US6376727B1 (en) | 1997-06-16 | 2002-04-23 | E. I. Du Pont De Nemours And Company | Processes for the manufacture of 1,1,1,3,3-pentafluoropropene, 2-chloro-pentafluoropropene and compositions comprising saturated derivatives thereof |
US5779763A (en) * | 1997-03-07 | 1998-07-14 | Membrane Technology And Research, Inc. | Process for recovering semiconductor industry cleaning compounds |
US6107267A (en) * | 1997-08-25 | 2000-08-22 | E. I. Du Pont De Nemours And Company | Compositions comprising CF3 CF2 CHF2 and their manufacture |
US6224781B1 (en) | 1997-08-25 | 2001-05-01 | E. I. Du Pont De Nemours And Company | Compositions comprising hydrofluorocarbons and their manufacture |
FR2768717B1 (fr) * | 1997-09-24 | 1999-11-12 | Solvay | Procede de separation de fluorure d'hydrogene de ses melanges avec un hydrofluoroalcane contenant de 3 a 6 atomes de carbone |
DE10115345A1 (de) * | 2001-03-28 | 2002-10-02 | Merck Patent Gmbh | Verfahren zur Aufreinigung von korrosiv wirkenden Gasen |
DE60231992D1 (de) * | 2001-06-01 | 2009-05-28 | Honeywell Int Inc | Azeotropähnliche zusammensetzungen aus 1,1,1,3,3-pentafluorbutan und fluorwasserstoff |
US9309116B2 (en) * | 2011-09-26 | 2016-04-12 | Honeywell International Inc. | Method for producing high concentration aqueous HF solutions |
MX2016000125A (es) * | 2013-07-12 | 2016-05-31 | Arkema Inc | Metodo de separacion de compuestos organofluorados utilizando membrana. |
CN103983736A (zh) * | 2014-05-20 | 2014-08-13 | 浙江大学 | 膜蒸馏技术作为样品前处理方法联用离子色谱技术用于复杂基质中氟离子的分析检测方法 |
CN104817424B (zh) * | 2015-03-17 | 2017-01-18 | 中昊晨光化工研究院有限公司 | 一种从四氟乙烯产物中分离二氟甲烷的方法 |
CN114684856B (zh) * | 2022-03-07 | 2024-01-23 | 中船(邯郸)派瑞特种气体股份有限公司 | 一种去除六氟化钨中氟化氢的方法及装置 |
CN115806459A (zh) * | 2022-12-13 | 2023-03-17 | 山东新时代药业有限公司 | 一种从混合废溶剂中回收氟碳溶剂的纯化方法 |
US20250197215A1 (en) * | 2023-12-19 | 2025-06-19 | Honeywell International Inc. | Methods for recovering hydrogen fluoride from a fluorocarbon production process |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3947558A (en) * | 1973-08-16 | 1976-03-30 | Dow Chemical (Nederland) B.V. | Method of recovering HF from mixtures containing C1 -C3 halocarbon compounds |
US4424067A (en) * | 1982-07-29 | 1984-01-03 | Allied Corporation | Purification of anhydrous hydrogen fluoride |
US4661296A (en) * | 1982-09-13 | 1987-04-28 | Ashland Oil, Inc. | HF separation in a carbonylation process |
JPS634806A (ja) * | 1986-06-26 | 1988-01-09 | Mitsubishi Heavy Ind Ltd | 溶剤の回収法 |
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 |
-
1991
- 1991-10-18 US US07/779,534 patent/US5196616A/en not_active Expired - Lifetime
-
1992
- 1992-10-06 TW TW081107941A patent/TW221987B/zh active
- 1992-10-16 MX MX9205962A patent/MX9205962A/es unknown
- 1992-10-16 AR AR92323444A patent/AR247543A1/es active
- 1992-10-17 CN CN92113089A patent/CN1075134A/zh active Pending
- 1992-10-19 WO PCT/US1992/008705 patent/WO1993008147A1/en active IP Right Grant
- 1992-10-19 JP JP50775693A patent/JP3162388B2/ja not_active Expired - Fee Related
- 1992-10-19 CA CA002120921A patent/CA2120921A1/en not_active Abandoned
- 1992-10-19 BR BR9206628A patent/BR9206628A/pt not_active Application Discontinuation
- 1992-10-19 DE DE69207205T patent/DE69207205T2/de not_active Expired - Fee Related
- 1992-10-19 EP EP92921852A patent/EP0609319B1/en not_active Expired - Lifetime
- 1992-10-19 ES ES92921852T patent/ES2083196T3/es not_active Expired - Lifetime
-
1996
- 1996-04-11 HK HK63796A patent/HK63796A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH07500112A (ja) | 1995-01-05 |
EP0609319B1 (en) | 1995-12-27 |
ES2083196T3 (es) | 1996-04-01 |
JP3162388B2 (ja) | 2001-04-25 |
BR9206628A (pt) | 1994-11-08 |
HK63796A (en) | 1996-04-19 |
EP0609319A1 (en) | 1994-08-10 |
DE69207205D1 (de) | 1996-02-08 |
TW221987B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1994-04-01 |
US5196616A (en) | 1993-03-23 |
CA2120921A1 (en) | 1993-04-29 |
CN1075134A (zh) | 1993-08-11 |
WO1993008147A1 (en) | 1993-04-29 |
DE69207205T2 (de) | 1996-08-14 |
AR247543A1 (es) | 1995-01-31 |
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