FR1512002A - Procédé de séparation de mélanges de composés aliphatiques fluorés - Google Patents

Procédé de séparation de mélanges de composés aliphatiques fluorés

Info

Publication number
FR1512002A
FR1512002A FR95663A FR95663A FR1512002A FR 1512002 A FR1512002 A FR 1512002A FR 95663 A FR95663 A FR 95663A FR 95663 A FR95663 A FR 95663A FR 1512002 A FR1512002 A FR 1512002A
Authority
FR
France
Prior art keywords
mixtures
separation
aliphatic compounds
fluorinated aliphatic
fluorinated
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
Application number
FR95663A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR1512002A publication Critical patent/FR1512002A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR95663A 1966-02-23 1967-02-20 Procédé de séparation de mélanges de composés aliphatiques fluorés Expired FR1512002A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH263566A CH471760A (de) 1966-02-23 1966-02-23 Verfahren zur Trennung von Gemischen von aliphatischen Fluorverbindungen

Publications (1)

Publication Number Publication Date
FR1512002A true FR1512002A (fr) 1968-02-02

Family

ID=4238182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR95663A Expired FR1512002A (fr) 1966-02-23 1967-02-20 Procédé de séparation de mélanges de composés aliphatiques fluorés

Country Status (8)

Country Link
US (1) US3449218A (fr)
JP (1) JPS5017446B1 (fr)
BE (1) BE694443A (fr)
CH (1) CH471760A (fr)
DE (1) DE1618208A1 (fr)
FR (1) FR1512002A (fr)
GB (1) GB1130063A (fr)
NL (1) NL6702714A (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3732150A (en) * 1971-10-22 1973-05-08 Phillips Petroleum Co Process for separating halogenated hydrocarbons by azeotropic distillation with ammonia
US3850759A (en) * 1973-10-23 1974-11-26 W Hutchinson Purification of partially fluorinated cyclobutanes
US4173654A (en) * 1977-01-03 1979-11-06 California Institute Of Technology Novel fluorohydrocarbons
US4801763A (en) * 1987-07-27 1989-01-31 Occidental Chemical Corporation Selective chlorination of chlorotrifluoroethylene telomers
JP2610538B2 (ja) * 1990-04-13 1997-05-14 日本メクトロン株式会社 パーフルオロ（プロピルビニルエーテル）の精製法
US5494601A (en) * 1993-04-01 1996-02-27 Minnesota Mining And Manufacturing Company Azeotropic compositions
US5401429A (en) * 1993-04-01 1995-03-28 Minnesota Mining And Manufacturing Company Azeotropic compositions containing perfluorinated cycloaminoether
BR9402038A (pt) * 1993-05-25 1995-03-07 Showa Denko Kk Processo de purificação de pentaflúor etano
EP0743934B1 (fr) * 1994-02-07 1999-11-03 E.I. Du Pont De Nemours And Company Procede de separation de pentafluoroethane d'un melange comportant des hydrocarbures halogenes et du chloropentafluoroethane
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
WO1996023752A1 (fr) * 1995-02-01 1996-08-08 E.I. Du Pont De Nemours And Company SEPARATION ET ELIMINATION DES IMPURETES DE 1,1,1-TRIFLUOROETHANE (HFC-143a) PAR DISTILLATION EXTRACTIVE
CN103936547B (zh) * 2014-04-30 2016-01-13 上海杰视医疗科技有限公司 一种全氟辛烷的纯化方法
JP2017110035A (ja) * 2015-12-14 2017-06-22 三井・デュポンフロロケミカル株式会社 共沸混合物様組成物
JP7229273B2 (ja) * 2018-05-03 2023-02-27 ザ ケマーズ カンパニー エフシー リミテッド ライアビリティ カンパニー ペルフルオロヘプテンを含む二成分共沸混合物及び共沸混合物様組成物
US20210102146A1 (en) * 2018-05-03 2021-04-08 The Chemours Company Fc, Llc Ternary and quaternary azeotrope and azeotrope-like compositions comprising perfluoroheptene

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2604439A (en) * 1952-07-22 Distillation of
US2549609A (en) * 1944-10-27 1951-04-17 Kenneth C Johnson Separation of fluorinated hydrocarbons by distillation with hydrogen fluoride
US2442589A (en) * 1946-03-19 1948-06-01 Atomic Energy Commission Purification of perfluoroheptane by azeotropic distillation with methyl ethyl ketone

Also Published As

Publication number Publication date
CH471760A (de) 1969-04-30
BE694443A (fr) 1967-08-22
DE1618208A1 (de) 1970-12-10
GB1130063A (en) 1968-10-09
NL6702714A (fr) 1967-08-24
US3449218A (en) 1969-06-10
JPS5017446B1 (fr) 1975-06-20

Similar Documents

Publication Publication Date Title
CH484065A (fr) Procédé de préparation de nouveaux composés bis maléamiques
CH455730A (fr) Procédé de préparation de nouveaux composés oléfiniques fluorés
FR1512002A (fr) Procédé de séparation de mélanges de composés aliphatiques fluorés
CH441370A (fr) Procédé de préparation de nouveaux composés
FR1365315A (fr) Procédé de séparation de composés fluorés
FR1461094A (fr) Procédé de séparation de mélanges de composés cycloaliphatiques fluorés
FR1364548A (fr) Procédé de séparation azéotropique d'éthers
FR95095E (fr) Procédé de préparation de composés distanneux.
FR1533506A (fr) Procédé de préparation de composés bis-chromonylés
FR1372549A (fr) Procédé de préparation de composés perhalogénés fortement fluorés
FR1385342A (fr) Procédé de séparation des sucres
FR1471692A (fr) Procédé de production de composés de polyphosphonium
FR1383287A (fr) Procédé de production de 4-sulfanilamidopyrimidines
CH478074A (fr) Procédé de fluorhydratation d'un composé acétylénique
CH429691A (fr) Procédé de séparation de mélanges aqueux de diacides
FR1343392A (fr) Procédé de fluoration de composés aliphatiques
FR1331451A (fr) Procédé de préparation de diarylalcanes substitués
CH443266A (fr) Procédé de préparation de composés aminoacétyléniques
FR1320416A (fr) Procédé de production de dipyrazolopyridines
CH423266A (fr) Procédé de polymérisation de composés époxydés
FR1544361A (fr) Procédé de préparation de composés hydrocarbonés aliphatiques fluorés
FR1337060A (fr) Procédé de préparation de benzhydrols substitués
FR1358052A (fr) Procédé de séparation continue des mélanges ternaires
FR1407941A (fr) Procédé de fluoration de composés aliphatiques chlorés
FR1410132A (fr) Procédé de séparation des hydroxydiphénylaclcanes