JPH10513190A - ペンタフルオロエタンの精製方法 - Google Patents
ペンタフルオロエタンの精製方法Info
- Publication number
- JPH10513190A JPH10513190A JP8524036A JP52403696A JPH10513190A JP H10513190 A JPH10513190 A JP H10513190A JP 8524036 A JP8524036 A JP 8524036A JP 52403696 A JP52403696 A JP 52403696A JP H10513190 A JPH10513190 A JP H10513190A
- Authority
- JP
- Japan
- Prior art keywords
- perchlorethylene
- liquid
- mixture
- extractive distillation
- solvent
- 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.)
- Granted
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
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
- C07C17/386—Separation; Purification; Stabilisation; Use of additives by distillation with auxiliary compounds
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 抽出剤としてペルクロロエチレンを使用することを特徴とする、液/液抽 出又は抽出蒸留によるクロロペンタフルオロエタン(F115)を含有するペン タフルオロエタン(F125)の精製方法。 2. 2〜20絶対バールの圧力で実施される請求の範囲第1項記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9501381A FR2730228B1 (fr) | 1995-02-07 | 1995-02-07 | Procede de purification du pentafluoroethane |
PCT/FR1996/000196 WO1996024569A1 (fr) | 1995-02-07 | 1996-02-06 | Procede de purification du pentafluoroethane |
FR95/01381 | 1997-02-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10513190A true JPH10513190A (ja) | 1998-12-15 |
JP3892037B2 JP3892037B2 (ja) | 2007-03-14 |
Family
ID=9475903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52403696A Expired - Fee Related JP3892037B2 (ja) | 1995-02-07 | 1996-02-06 | ペンタフルオロエタンの精製方法 |
Country Status (11)
Country | Link |
---|---|
US (2) | US6307115B1 (ja) |
EP (1) | EP0808300B1 (ja) |
JP (1) | JP3892037B2 (ja) |
KR (1) | KR100353668B1 (ja) |
CN (1) | CN1102563C (ja) |
AT (1) | ATE195502T1 (ja) |
AU (1) | AU709531B2 (ja) |
DE (1) | DE69609815T2 (ja) |
ES (1) | ES2151144T3 (ja) |
FR (1) | FR2730228B1 (ja) |
WO (1) | WO1996024569A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004532206A (ja) * | 2001-03-23 | 2004-10-21 | ハネウェル・インターナショナル・インコーポレーテッド | ジフルオロメタンの精製 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7060165B2 (en) * | 2002-02-14 | 2006-06-13 | Pcbu Services, Inc. | Processes for purification and production of fluorocarbons |
JP5134952B2 (ja) * | 2004-06-23 | 2013-01-30 | エクソンモービル・ケミカル・パテンツ・インク | 抽出蒸留を用いたプロセス |
JP4846293B2 (ja) * | 2005-07-28 | 2011-12-28 | 昭和電工株式会社 | ペンタフルオロエタンの回収方法および該方法を含むペンタフルオロエタンの製造方法 |
US7893176B2 (en) * | 2007-03-23 | 2011-02-22 | Exxonmobil Chemical Patents Inc. | Polydispersity-controlled isoolefin polymerization with polymorphogenates |
US7402636B1 (en) | 2007-03-23 | 2008-07-22 | Exxonmobil Chemical Patents Inc | Method and apparatus for decreasing polymer deposition |
FR3035104B1 (fr) | 2015-04-14 | 2017-04-07 | Arkema France | Procede de purification du pentafluoroethane |
CN108698958B (zh) * | 2016-02-26 | 2021-07-16 | Agc株式会社 | 纯化1-氯-2,3,3,3-四氟丙烯和纯化1-氯-2,3,3,3-四氟丙烯(z)的制造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9018372D0 (en) * | 1990-08-21 | 1990-10-03 | Ici Plc | Separation process |
BR9402038A (pt) * | 1993-05-25 | 1995-03-07 | Showa Denko Kk | Processo de purificação de pentaflúor etano |
JP3684427B2 (ja) * | 1994-02-07 | 2005-08-17 | イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー | ハロゲン化炭化水素とクロロペンタフルオロエタンとを含む混合物からペンタフルオロエタンを分離する方法 |
-
1995
- 1995-02-07 FR FR9501381A patent/FR2730228B1/fr not_active Expired - Fee Related
-
1996
- 1996-02-06 US US08/875,945 patent/US6307115B1/en not_active Expired - Fee Related
- 1996-02-06 JP JP52403696A patent/JP3892037B2/ja not_active Expired - Fee Related
- 1996-02-06 AT AT96903059T patent/ATE195502T1/de not_active IP Right Cessation
- 1996-02-06 DE DE69609815T patent/DE69609815T2/de not_active Expired - Fee Related
- 1996-02-06 ES ES96903059T patent/ES2151144T3/es not_active Expired - Lifetime
- 1996-02-06 WO PCT/FR1996/000196 patent/WO1996024569A1/fr active IP Right Grant
- 1996-02-06 CN CN96193019A patent/CN1102563C/zh not_active Expired - Lifetime
- 1996-02-06 EP EP96903059A patent/EP0808300B1/fr not_active Expired - Lifetime
- 1996-02-06 AU AU47226/96A patent/AU709531B2/en not_active Ceased
- 1996-02-06 KR KR1019970705446A patent/KR100353668B1/ko not_active IP Right Cessation
-
2001
- 2001-06-26 US US09/891,867 patent/US20020040172A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004532206A (ja) * | 2001-03-23 | 2004-10-21 | ハネウェル・インターナショナル・インコーポレーテッド | ジフルオロメタンの精製 |
Also Published As
Publication number | Publication date |
---|---|
EP0808300B1 (fr) | 2000-08-16 |
CN1180345A (zh) | 1998-04-29 |
DE69609815T2 (de) | 2001-03-15 |
ES2151144T3 (es) | 2000-12-16 |
AU709531B2 (en) | 1999-09-02 |
JP3892037B2 (ja) | 2007-03-14 |
AU4722696A (en) | 1996-08-27 |
US6307115B1 (en) | 2001-10-23 |
FR2730228B1 (fr) | 1997-06-20 |
CN1102563C (zh) | 2003-03-05 |
EP0808300A1 (fr) | 1997-11-26 |
ATE195502T1 (de) | 2000-09-15 |
KR100353668B1 (ko) | 2002-12-31 |
WO1996024569A1 (fr) | 1996-08-15 |
FR2730228A1 (fr) | 1996-08-09 |
US20020040172A1 (en) | 2002-04-04 |
KR19980702051A (ko) | 1998-07-15 |
DE69609815D1 (de) | 2000-09-21 |
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