ITMI922799A1 - Procedimento per la separazione di hf da sue miscele con gli idroclorofluorcarburi 123 e/o 124 - Google Patents
Procedimento per la separazione di hf da sue miscele con gli idroclorofluorcarburi 123 e/o 124Info
- Publication number
- ITMI922799A1 ITMI922799A1 IT002799A ITMI922799A ITMI922799A1 IT MI922799 A1 ITMI922799 A1 IT MI922799A1 IT 002799 A IT002799 A IT 002799A IT MI922799 A ITMI922799 A IT MI922799A IT MI922799 A1 ITMI922799 A1 IT MI922799A1
- Authority
- IT
- Italy
- Prior art keywords
- mixtures
- separation
- fluorcarbons
- hydrochloric
- procedure
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000000926 separation method Methods 0.000 title abstract 2
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical compound ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 abstract 2
- 239000007791 liquid phase Substances 0.000 abstract 2
- 239000012071 phase Substances 0.000 abstract 2
- BOUGCJDAQLKBQH-UHFFFAOYSA-N 1-chloro-1,2,2,2-tetrafluoroethane Chemical compound FC(Cl)C(F)(F)F BOUGCJDAQLKBQH-UHFFFAOYSA-N 0.000 abstract 1
- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000012074 organic phase Substances 0.000 abstract 1
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
- C01B7/196—Separation; Purification by distillation
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI922799A IT1256631B (it) | 1992-12-10 | 1992-12-10 | Procedimento per la separazione di hf da sue miscele con gli idroclorofluorcarburi 123 e/o 124 |
DE69308110T DE69308110T2 (de) | 1992-12-10 | 1993-11-22 | Verfahren zur Abtrennung von Fluorwasserstoff aus seinen Mischungen mit Chlorfluorkohlenwasserstoffen 123 und/oder 124 |
AT93118728T ATE148875T1 (de) | 1992-12-10 | 1993-11-22 | Verfahren zur abtrennung von fluorwasserstoff aus seinen mischungen mit chlorfluorkohlenwasserstoffen 123 und/oder 124 |
EP93118728A EP0601373B1 (en) | 1992-12-10 | 1993-11-22 | Process for separating hydrogen fluoride from its mixtures with chlorofluorohydrocarbons 123 and/or 124 |
CA002110869A CA2110869C (en) | 1992-12-10 | 1993-12-07 | Process for separating hf from its mixtures with hydrochlorofluorocarbons 123 and/or 124 |
RU93054522A RU2117651C1 (ru) | 1992-12-10 | 1993-12-08 | Способ выделения hf из жидких смесей, содержащий 1,1,1-трифтор-2,2-дихлорэтан и/или 1,1,1,2-тетрафтор-2-хлорэтан |
KR1019930026843A KR100303802B1 (ko) | 1992-12-10 | 1993-12-08 | 수소화염화플루오르화탄소123및/또는124와의혼합물로부터hf의분리방법 |
JP30943593A JP3537472B2 (ja) | 1992-12-10 | 1993-12-09 | Hfおよびヒドロクロロフルオロカーボン123および/または124の混合物からhfを分離する方法 |
US08/604,090 US5560899A (en) | 1992-12-10 | 1996-02-20 | Process for separating HF from its mixtures with hydrochlorofluorocarbons 123 and/or 124 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI922799A IT1256631B (it) | 1992-12-10 | 1992-12-10 | Procedimento per la separazione di hf da sue miscele con gli idroclorofluorcarburi 123 e/o 124 |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI922799A0 ITMI922799A0 (it) | 1992-12-10 |
ITMI922799A1 true ITMI922799A1 (it) | 1994-06-10 |
IT1256631B IT1256631B (it) | 1995-12-12 |
Family
ID=11364424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI922799A IT1256631B (it) | 1992-12-10 | 1992-12-10 | Procedimento per la separazione di hf da sue miscele con gli idroclorofluorcarburi 123 e/o 124 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5560899A (it) |
EP (1) | EP0601373B1 (it) |
JP (1) | JP3537472B2 (it) |
KR (1) | KR100303802B1 (it) |
AT (1) | ATE148875T1 (it) |
CA (1) | CA2110869C (it) |
DE (1) | DE69308110T2 (it) |
IT (1) | IT1256631B (it) |
RU (1) | RU2117651C1 (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 |
US5948381A (en) * | 1996-07-03 | 1999-09-07 | Alliedsignal Inc. | Process for separating fluorocarbon compounds |
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 |
DE69940828D1 (de) | 1998-12-18 | 2009-06-10 | Solvay | Verfahren zur trennung einer mischung, die mindestlt, und verfahren zur herstellung eines hydrofluoralkans |
US6417413B1 (en) | 1999-11-03 | 2002-07-09 | Alliedsignal Inc. | Process for the preparation of halogenated ethanes |
US6423290B1 (en) * | 2000-05-31 | 2002-07-23 | International Business Machines Corporation | Method for recovering an organic solvent from an acidic waste stream such as in integrated chip manufacturing |
JP4511827B2 (ja) | 2001-06-01 | 2010-07-28 | ハネウェル・インターナショナル・インコーポレーテッド | 1,1,1,3,3−ペンタフルオロブタンと弗化水素との共沸混合物様組成物 |
DE10221113B4 (de) * | 2002-05-06 | 2013-04-04 | Fluorchemie Gmbh Frankfurt | Verfahren zur Herstellung hochreiner Flusssäure |
US7371363B2 (en) * | 2003-07-15 | 2008-05-13 | Honeywell International Inc. | Methods of purifying hydrogen fluoride |
US7803975B2 (en) * | 2006-07-13 | 2010-09-28 | E.I. Du Pont De Nemours And Company | Process for separating a fluoroolefin from HF by liquid-liquid extraction |
BRPI0906014A2 (pt) * | 2008-02-21 | 2015-06-30 | Du Pont | "processo de separação de uma mistura que compreende hf e hfc-1234yf, processo de separação de hfc-1234yf de uma mistura que compreende fluoreto de hidrogênio e o mencionado hfc-1234yf, processo de separação de fluoreto de hidrogênio de uma mistura que compreende fluoreto de hidrogênio e hfc-1234yf, processo de purificação de hfc-1234yf a partir de uma mistura que compreende hfc-1234yf e hf, processo de purificação de hf a partir de uma mistura que compreende um hfc-1234yf e hf, processo de separação de hfc-1234yf de uma mistura de hfc-1234yf, hf e pelo menos um dentre hfc-245cb ou hfc-245eb e processo de separação de hf de uma mistura que compreende hfc-1234yf, hf e pelo menos um dentre hfc-245cb ou hfc-245eb" |
KR101861111B1 (ko) * | 2008-02-21 | 2018-05-28 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 3,3,3-트라이플루오로프로펜 및 플루오르화수소를 포함하는 공비 조성물 및 이의 분리방법 |
KR101937117B1 (ko) * | 2008-02-21 | 2019-01-09 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 공비 증류에 의한 플루오르화수소로부터의 1,3,3,3-테트라플루오로프로펜의 분리 방법 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2640086A (en) * | 1951-12-15 | 1953-05-26 | Du Pont | Process for separating hydrogen fluoride from chlorodifluoromethane |
US3406099A (en) * | 1965-09-16 | 1968-10-15 | Allied Chem | Distillation of an azeotropic mixture of cf3cocf3 hf and ccl2fccif2 |
US3947558A (en) * | 1973-08-16 | 1976-03-30 | Dow Chemical (Nederland) B.V. | Method of recovering HF from mixtures containing C1 -C3 halocarbon compounds |
FR2414475A1 (fr) * | 1978-01-13 | 1979-08-10 | Solvay | Procede pour la separation du fluorure d'hydrogene de ses melanges avec le 1-chloro-1, 1-difluorethane |
US4382895A (en) * | 1979-11-27 | 1983-05-10 | Texaco Inc. | Preparation of alkyl sulfonates |
FR2505832A1 (fr) * | 1981-05-15 | 1982-11-19 | Rhone Poulenc Spec Chim | Procede de preparation d'imides n-benzyl substitues |
IT1202652B (it) * | 1987-03-09 | 1989-02-09 | Ausimont Spa | Processo per la preparazione di 1,1,1-trifluoro-2,2-dicloroetano mediante idrofluorurazione in presenza di catalizzatori |
US4944846A (en) * | 1988-08-01 | 1990-07-31 | E. I. Dupont De Nemours And Company | Process for the separation of HF via Azeotropic distillation |
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 |
US5100639A (en) * | 1990-03-02 | 1992-03-31 | E. I. Du Pont De Nemours And Company | Process for purifying hydrogen fluoride |
GB9018372D0 (en) * | 1990-08-21 | 1990-10-03 | Ici Plc | Separation process |
-
1992
- 1992-12-10 IT ITMI922799A patent/IT1256631B/it active IP Right Grant
-
1993
- 1993-11-22 EP EP93118728A patent/EP0601373B1/en not_active Expired - Lifetime
- 1993-11-22 DE DE69308110T patent/DE69308110T2/de not_active Expired - Fee Related
- 1993-11-22 AT AT93118728T patent/ATE148875T1/de active
- 1993-12-07 CA CA002110869A patent/CA2110869C/en not_active Expired - Fee Related
- 1993-12-08 KR KR1019930026843A patent/KR100303802B1/ko not_active IP Right Cessation
- 1993-12-08 RU RU93054522A patent/RU2117651C1/ru not_active IP Right Cessation
- 1993-12-09 JP JP30943593A patent/JP3537472B2/ja not_active Expired - Fee Related
-
1996
- 1996-02-20 US US08/604,090 patent/US5560899A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0741302A (ja) | 1995-02-10 |
IT1256631B (it) | 1995-12-12 |
KR100303802B1 (ko) | 2002-06-20 |
EP0601373B1 (en) | 1997-02-12 |
EP0601373A1 (en) | 1994-06-15 |
DE69308110D1 (de) | 1997-03-27 |
US5560899A (en) | 1996-10-01 |
CA2110869A1 (en) | 1994-06-11 |
JP3537472B2 (ja) | 2004-06-14 |
KR940014140A (ko) | 1994-07-16 |
RU2117651C1 (ru) | 1998-08-20 |
ITMI922799A0 (it) | 1992-12-10 |
DE69308110T2 (de) | 1997-08-28 |
ATE148875T1 (de) | 1997-02-15 |
CA2110869C (en) | 2004-10-26 |
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Legal Events
Date | Code | Title | Description |
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0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19961220 |