DE69009181D1 - Verfahren zur reinigung von 1,1,1,2-tetrafluorethan. - Google Patents
Verfahren zur reinigung von 1,1,1,2-tetrafluorethan.Info
- Publication number
- DE69009181D1 DE69009181D1 DE69009181T DE69009181T DE69009181D1 DE 69009181 D1 DE69009181 D1 DE 69009181D1 DE 69009181 T DE69009181 T DE 69009181T DE 69009181 T DE69009181 T DE 69009181T DE 69009181 D1 DE69009181 D1 DE 69009181D1
- Authority
- DE
- Germany
- Prior art keywords
- tetrafluorethane
- purifying
- angstroms
- difluoro
- zeolite
- 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
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/320,671 US4906796A (en) | 1989-03-08 | 1989-03-08 | Process for purifying 1,1,1,2-tetrafluoroethane |
PCT/US1990/000063 WO1990010612A1 (en) | 1989-03-08 | 1990-01-03 | Process for purifying 1,1,1,2-tetrafluoroethane |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69009181D1 true DE69009181D1 (de) | 1994-06-30 |
DE69009181T2 DE69009181T2 (de) | 1994-11-10 |
Family
ID=23247425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69009181T Expired - Lifetime DE69009181T2 (de) | 1989-03-08 | 1990-01-03 | Verfahren zur reinigung von 1,1,1,2-tetrafluorethan. |
Country Status (12)
Country | Link |
---|---|
US (1) | US4906796A (de) |
EP (1) | EP0462975B1 (de) |
JP (1) | JPH0761964B2 (de) |
KR (1) | KR920003923B1 (de) |
AT (1) | ATE106071T1 (de) |
AU (2) | AU4940190A (de) |
CA (1) | CA2008544A1 (de) |
DE (1) | DE69009181T2 (de) |
ES (2) | ES2053175T3 (de) |
GR (1) | GR1000399B (de) |
MX (1) | MX166047B (de) |
WO (1) | WO1990010612A1 (de) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4902312A (en) * | 1989-01-30 | 1990-02-20 | Allied-Signal Inc. | Carbon molecular sieves for purification of chlorofluorocarbons |
CA2004709A1 (en) * | 1989-03-23 | 1990-09-23 | Stephen F. Yates | Process for purifying 1,1,1,2-tetrafluoroethane |
IT1230779B (it) * | 1989-07-12 | 1991-10-29 | Ausimont Srl | Procedimento per preparare 1,1,1,2 tetrafluoroetano. |
EP0489773B1 (de) * | 1989-08-30 | 1993-10-20 | Kali-Chemie Aktiengesellschaft | Verfahren zur auftrennung von gemischen partiell fluorierter oder perfluorierter kohlenwasserstoffverbindungen |
US4940824A (en) * | 1989-12-14 | 1990-07-10 | Allied-Signal Inc. | Process for removing vinylidene chloride from 1,1-dichloro-1-fluoroethane |
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 |
US5087778A (en) * | 1990-04-10 | 1992-02-11 | Allied-Signal Inc. | Regeneration of zeolites used for purifying 1,1,1,2-tetrafluoroethane |
US5300714A (en) * | 1990-05-18 | 1994-04-05 | Minnesota Mining And Manufacturing Company | Method of purifying saturated fluoroperhalocarbon liquids |
GB9105421D0 (en) * | 1991-03-14 | 1991-05-01 | Ici Plc | Purification of 1,1,1,2-tetrafluoroethane |
GB9107087D0 (en) * | 1991-04-04 | 1991-05-22 | Ici Plc | Purification process |
GB9107344D0 (en) * | 1991-04-08 | 1991-05-22 | Ici Plc | Purification process |
JPH0656713A (ja) * | 1991-04-27 | 1994-03-01 | Hoechst Ag | クロロフルオロ炭化水素の精製方法 |
GB9116777D0 (en) * | 1991-08-02 | 1991-09-18 | Ici Plc | Purification of 1,1,1,2-tetrafluoroethane |
US5288930A (en) * | 1991-08-02 | 1994-02-22 | Imperial Chemical Industries Plc | Purification of 1,1,1,2-tetrafluoroethane |
US5336377A (en) * | 1991-12-18 | 1994-08-09 | Allied-Signal Inc. | Process for removing 2-chloro-1,1-difluoroethylene from 1,1,1,2-tetrafluoroethane and co-producing 2-chloro-1,1,1,2-tetrafluoroethane |
JP3130046B2 (ja) * | 1992-03-10 | 2001-01-31 | イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー | ヘキサフルオロエタン製品の精製 |
GB9214449D0 (en) * | 1992-07-08 | 1992-08-19 | Ici Plc | Purification of 1,1,1,2-tetrafluoroethane |
US5600040A (en) * | 1992-07-17 | 1997-02-04 | E. I. Du Pont De Nemours And Company | Separation of tetrafluoroethane isomers |
WO1994002440A1 (en) * | 1992-07-17 | 1994-02-03 | E.I. Du Pont De Nemours And Company | Separation of tetrafluoroethane isomers |
US5261948A (en) * | 1992-09-10 | 1993-11-16 | University Of Delaware | Carbon molecular sieve for the kinetic separation of acid gases and fluorocarbons |
WO1994022793A1 (en) * | 1993-04-06 | 1994-10-13 | E.I. Du Pont De Nemours And Company | Separation of chloropentafluoroethane from pentafluoroethane |
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 |
FR2724927B1 (fr) * | 1994-09-26 | 1996-10-31 | Atochem Elf Sa | Procede de purification du difluoromethane |
US5498873A (en) * | 1994-11-15 | 1996-03-12 | Tif Instruments, Inc. | Refrigerant impurity analyzer |
US5648569A (en) * | 1995-08-02 | 1997-07-15 | E. I. Du Pont De Nemours And Company | Purifaction of pentafluoroethanes |
US5843208A (en) * | 1997-07-24 | 1998-12-01 | Alliedsignal Inc. | Process for recovering sulfur hexafluoride |
US7084315B2 (en) * | 2000-05-04 | 2006-08-01 | Ineos Fluor Holdings Limited | Removal of (hydro)haloalkene impurities from product streams |
MXPA03001224A (es) * | 2000-08-10 | 2003-09-22 | Solvay | Proceso para obtener un hidrofluoroalcano purificado. |
GB0303972D0 (en) * | 2003-02-20 | 2003-03-26 | Ineos Fluor Holdings Ltd | Process |
KR100839063B1 (ko) * | 2003-11-10 | 2008-06-19 | 쇼와 덴코 가부시키가이샤 | 1,1-디플루오로에탄의 정제방법 |
GB0611742D0 (en) * | 2006-06-14 | 2006-07-26 | Ineos Fluor Holdings Ltd | Desiccants for fluids |
US20100181186A1 (en) * | 2007-07-20 | 2010-07-22 | Solvay Fluor Gmbh | Process for obtaining a purified hydrofluoroalkane |
US8075742B2 (en) | 2009-02-27 | 2011-12-13 | Midwest Refrigerants, Llc | Apparatus and process for the separation and purification of ideal and non-ideal refrigerant mixtures |
JP5607354B2 (ja) * | 2009-12-28 | 2014-10-15 | ユニオン昭和株式会社 | 高純度含フッ素化合物の製造方法及びその方法で得られた高純度含フッ素化合物 |
CN101747140B (zh) * | 2009-12-29 | 2013-04-17 | 浙江工业大学 | 一种1,1,1,2-四氟乙烷的提纯方法 |
US8043574B1 (en) | 2011-04-12 | 2011-10-25 | Midwest Refrigerants, Llc | Apparatus for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide |
US8128902B2 (en) * | 2011-04-12 | 2012-03-06 | Midwest Refrigerants, Llc | Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide |
EP2812298A4 (de) | 2012-02-10 | 2015-09-16 | Haiyou Wang | Verbessertes herstellungsverfahren für 2,3,3,3-tetrafluorpropen |
WO2013151070A1 (ja) * | 2012-04-03 | 2013-10-10 | 旭硝子株式会社 | フルオロオレフィンの精製方法、およびフルオロオレフィンの製造方法 |
US8834830B2 (en) | 2012-09-07 | 2014-09-16 | Midwest Inorganics LLC | Method for the preparation of anhydrous hydrogen halides, inorganic substances and/or inorganic hydrides by using as reactants inorganic halides and reducing agents |
US10995047B2 (en) | 2013-03-15 | 2021-05-04 | The Chemours Company Fc, Llc | Process for the reduction of RƒC≡CX impurities in fluoroolefins |
US20150259267A1 (en) | 2014-03-14 | 2015-09-17 | E.I. Du Pont De Nemours And Company | PROCESS FOR THE REDUCTION OF RfC=CX IMPURITIES IN FLUOROOLEFINS |
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 |
PL3239269T3 (pl) * | 2014-09-25 | 2020-12-14 | Daikin Industries, Ltd. | Kompozycja zawierająca HFC i HFO |
MX2017013511A (es) | 2015-04-24 | 2018-02-09 | Honeywell Int Inc | Proceso para reducir la concentracion de 1233xf en 244bb. |
CN110563549A (zh) * | 2019-08-23 | 2019-12-13 | 江苏蓝色星球环保科技股份有限公司 | 一种1,1,1,2-四氟乙烷的纯化方法 |
CN112250540B (zh) * | 2020-10-14 | 2023-10-31 | 太仓中化环保化工有限公司 | 一种从精馏重组分中分离R134a、R133a和R124的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2917556A (en) * | 1958-06-09 | 1959-12-15 | Du Pont | Process for separating vinylidene fluoride from vinyl fluoride |
GB1052555A (de) * | 1963-05-31 | |||
US3804910A (en) * | 1970-04-28 | 1974-04-16 | C Furrow | Isolation of polymerization grade tetrafluoroethylene |
US3819493A (en) * | 1973-04-26 | 1974-06-25 | Phillips Petroleum Co | Process for separating halogenated hydrocarbons by extractive distillation |
US4158675A (en) * | 1977-09-23 | 1979-06-19 | Imperial Chemical Industries Limited | Manufacture of halogenated compounds |
US4129603A (en) * | 1978-02-07 | 1978-12-12 | Imperial Chemical Industries Limited | Manufacture of halogenated compounds |
DE3311751A1 (de) * | 1983-03-31 | 1984-10-04 | Hoechst Ag, 6230 Frankfurt | Verfahren zur reinigung von fluorkohlenwasserstoffen |
US4849558A (en) * | 1988-06-30 | 1989-07-18 | Allied-Signal Inc. | Purification of chlorofluorocarbons |
-
1989
- 1989-03-08 US US07/320,671 patent/US4906796A/en not_active Expired - Lifetime
-
1990
- 1990-01-03 AT AT90902021T patent/ATE106071T1/de not_active IP Right Cessation
- 1990-01-03 WO PCT/US1990/000063 patent/WO1990010612A1/en active IP Right Grant
- 1990-01-03 EP EP90902021A patent/EP0462975B1/de not_active Expired - Lifetime
- 1990-01-03 DE DE69009181T patent/DE69009181T2/de not_active Expired - Lifetime
- 1990-01-03 JP JP2502129A patent/JPH0761964B2/ja not_active Expired - Lifetime
- 1990-01-03 ES ES90902021T patent/ES2053175T3/es not_active Expired - Lifetime
- 1990-01-03 AU AU49401/90A patent/AU4940190A/en not_active Abandoned
- 1990-01-18 MX MX019167A patent/MX166047B/es unknown
- 1990-01-25 CA CA002008544A patent/CA2008544A1/en not_active Abandoned
- 1990-03-05 ES ES9000642A patent/ES2019051A6/es not_active Expired - Lifetime
- 1990-03-07 AU AU50752/90A patent/AU618881B2/en not_active Ceased
- 1990-03-08 GR GR900100168A patent/GR1000399B/el unknown
- 1990-03-08 KR KR1019900003065A patent/KR920003923B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2053175T3 (es) | 1994-07-16 |
ATE106071T1 (de) | 1994-06-15 |
AU4940190A (en) | 1990-10-09 |
AU618881B2 (en) | 1992-01-09 |
KR920003923B1 (ko) | 1992-05-18 |
US4906796A (en) | 1990-03-06 |
EP0462975B1 (de) | 1994-05-25 |
GR1000399B (el) | 1992-06-30 |
AU5075290A (en) | 1990-09-13 |
WO1990010612A1 (en) | 1990-09-20 |
ES2019051A6 (es) | 1991-05-16 |
JPH0761964B2 (ja) | 1995-07-05 |
KR900014287A (ko) | 1990-10-23 |
GR900100168A (en) | 1990-07-31 |
EP0462975A1 (de) | 1992-01-02 |
JPH04500211A (ja) | 1992-01-16 |
DE69009181T2 (de) | 1994-11-10 |
MX166047B (es) | 1992-12-16 |
CA2008544A1 (en) | 1990-09-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |