[go: up one dir, main page]

ITMI913465A0 - Procedimento per la depurazione dell'1.1.1-trifluoro-2-fuoroetano - Google Patents

Procedimento per la depurazione dell'1.1.1-trifluoro-2-fuoroetano

Info

Publication number
ITMI913465A0
ITMI913465A0 IT91MI3465A ITMI913465A ITMI913465A0 IT MI913465 A0 ITMI913465 A0 IT MI913465A0 IT 91MI3465 A IT91MI3465 A IT 91MI3465A IT MI913465 A ITMI913465 A IT MI913465A IT MI913465 A0 ITMI913465 A0 IT MI913465A0
Authority
IT
Italy
Prior art keywords
fuoroethane
trifluoro
purification
procedure
Prior art date
Application number
IT91MI3465A
Other languages
English (en)
Inventor
Antonio Masiero
Paolo Cuzzato
Letanzio Bragante
Original Assignee
Ausimont Srl
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11361424&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ITMI913465(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Publication of ITMI913465A0 publication Critical patent/ITMI913465A0/it
Priority to ITMI913465A priority Critical patent/IT1252658B/it
Application filed by Ausimont Srl filed Critical Ausimont Srl
Priority to DE69209256T priority patent/DE69209256T2/de
Priority to ES92121296T priority patent/ES2087419T3/es
Priority to EP92121296A priority patent/EP0548742B1/en
Priority to JP35754592A priority patent/JP3236383B2/ja
Publication of ITMI913465A1 publication Critical patent/ITMI913465A1/it
Priority to US08/243,066 priority patent/US5475168A/en
Priority to US08/470,758 priority patent/US5563305A/en
Publication of IT1252658B publication Critical patent/IT1252658B/it
Application granted granted Critical

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
    • C07C17/395—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
ITMI913465A 1991-12-23 1991-12-23 Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano IT1252658B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
ITMI913465A IT1252658B (it) 1991-12-23 1991-12-23 Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano
DE69209256T DE69209256T2 (de) 1991-12-23 1992-12-15 Verfahren zur Reinigung von 1,1,1,2-Tetrafluorethan
EP92121296A EP0548742B1 (en) 1991-12-23 1992-12-15 Process for purifying 1,1,1,2-tetrafluoroethane
ES92121296T ES2087419T3 (es) 1991-12-23 1992-12-15 Procedimiento de purificacion de 1,1,1,2-tetrafluoro-etano.
JP35754592A JP3236383B2 (ja) 1991-12-23 1992-12-24 １，１，１−トリフルオロ−２−フルオロエタンの精製方法
US08/243,066 US5475168A (en) 1991-12-23 1994-05-16 Process for purifying 1,1,1-trifluoro-2-fluoroethane
US08/470,758 US5563305A (en) 1991-12-23 1995-06-06 Process for purifying 1,1,1-trifluoro-2-fluoroethane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI913465A IT1252658B (it) 1991-12-23 1991-12-23 Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano

Publications (3)

Publication Number Publication Date
ITMI913465A0 true ITMI913465A0 (it) 1991-12-23
ITMI913465A1 ITMI913465A1 (it) 1993-06-23
IT1252658B IT1252658B (it) 1995-06-20

Family

ID=11361424

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI913465A IT1252658B (it) 1991-12-23 1991-12-23 Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano

Country Status (6)

Country Link
US (2) US5475168A (it)
EP (1) EP0548742B1 (it)
JP (1) JP3236383B2 (it)
DE (1) DE69209256T2 (it)
ES (1) ES2087419T3 (it)
IT (1) IT1252658B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0631532B1 (en) * 1992-03-03 1996-05-22 Minnesota Mining And Manufacturing Company Thermosetting binder for an abrasive article
FR2694556B1 (fr) 1992-08-05 1994-09-23 Atochem Elf Sa Procédé de purification du 1,1,1,2-tétrafluoroéthane.
FR2711135B1 (fr) * 1993-10-13 1995-11-17 Atochem Elf Sa Procédé de purification du 1,1,1,2-tétrafluoroéthane.
EP0648727B1 (fr) * 1993-10-13 1997-08-27 Elf Atochem S.A. Procédé de purification du 1,1,1,2-tétrafluoroéthane
FR2711648B1 (fr) * 1993-10-26 1996-01-05 Atochem Elf Sa Procédé de purification du 1,1,1,2-tétrafluoroéthane.
FR2713633B1 (fr) * 1993-12-09 1996-01-19 Atochem Elf Sa Fluoration en phase gazeuse au moyen de catalyseurs cristallisés.
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
FR2736050B1 (fr) 1995-06-29 1997-08-01 Atochem Elf Sa Procede de fabrication du difluoromethane
US6403524B2 (en) * 1996-09-10 2002-06-11 Imperial Chemical Industries Plc Fluorination catalyst and process
GB9623046D0 (en) * 1996-11-06 1997-01-08 Ncr Int Inc Escrow storage device
IT1303074B1 (it) 1998-05-07 2000-10-23 Ausimont Spa Catalizzatore per la fluorurazione di composti organici alogenati
GB0507139D0 (en) * 2005-04-08 2005-05-18 Ineos Fluor Holdings Ltd Catalyst
CN103313960B (zh) * 2011-01-21 2016-06-08 阿克马法国公司 催化气相氟化

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL298215A (it) * 1962-09-26 1900-01-01
GB1307224A (en) * 1969-06-27 1973-02-14 Ici Ltd Chromium oxide catalyst
US3992325A (en) * 1975-09-25 1976-11-16 E. I. Du Pont De Nemours And Company γ-CrOOH fluorination catalysts
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
US5001287A (en) * 1989-02-02 1991-03-19 E. I. Du Pont De Nemours And Company Purification of saturated halocarbons
US4948479A (en) * 1989-06-07 1990-08-14 Atochem North America, Inc. Removal of unsaturated carbon compounds from 1,1-dichloro-1-fluoroethane

Also Published As

Publication number Publication date
US5563305A (en) 1996-10-08
US5475168A (en) 1995-12-12
JPH06107573A (ja) 1994-04-19
ES2087419T3 (es) 1996-07-16
DE69209256T2 (de) 1996-10-31
ITMI913465A1 (it) 1993-06-23
EP0548742B1 (en) 1996-03-20
DE69209256D1 (de) 1996-04-25
EP0548742A1 (en) 1993-06-30
IT1252658B (it) 1995-06-20
JP3236383B2 (ja) 2001-12-10

Similar Documents

Publication Publication Date Title
FI925790L (fi) 17-spirofuran-3'ylidensteroider
ITMI913465A0 (it) Procedimento per la depurazione dell'1.1.1-trifluoro-2-fuoroetano
IT1276823B1 (it) Procedimento per la purificazione dell'acetone
IT9021958A0 (it) Procedimento di purificazione dell'ammoniaca
FI931459L (fi) Sammansaettningar med 1-klor-2,2,2-trifluoretyldifluor-metyleter
NO921851D0 (no) "navlestreng"-frigjoeringsmekanisme
DK360888D0 (da) 3',4'-dinitrogen-substituerede epipodophyllotoxinglucosidderivater
ITTO930806A0 (it) Purificazione dell' 1,1-dicloro-1-fluoroetano.
ITRM930141A0 (it) Procedimento per la produzione di perfluoroalchilsolfonilfloruri.
MX9207407A (es) Mejora de la biodisponibilidad de agentes terapeuticos proteoliticamente labiles.
IT1252659B (it) Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano e dell'1,1,1-trifluoro-2,2-dicloroetano
ITAL910005A1 (it) Processo per la realizzazione di strutture protesiche dentali.
ITMI931371A1 (it) Procedimento per la preparazione dell'erdosteina
FI930237A7 (fi) Menetelmä 4,6-dialkoksipyrimidiinien valmistamiseksi
IT1241025B (it) Procedimento per la purificazione di bagni di nichelatura.
IT1231506B (it) Procedimento per la purificazione di polieteri polioli.
IT9047979A0 (it) Procedimento per la sintesi dell'alfa-tertiofene.
FI933436A7 (fi) Vaexelspaks frilaegeslaosning
ITTO920113A1 (it) Procedimento per la fabbricazione di cravatte.
ITMI921785A1 (it) Procedimento per la sintesi dell'1-4-butandiolo
KR970702873A (ko) 17β-시아노-3-에톡시-17α-하이드록시-6-메틸안드로스타-3,5,9-트리엔의 합성 방법(SYNTHESIS OF 17β-CYANO-3-ETHOXY-17α-HYDROXY-6-METHYLANDROSTA-3,5,9-TRIENE)
FI921844A0 (fi) Menetelmä 2,6-di-isopropyylifenolin puhdistamiseksi
NO922638D0 (no) Anvendelse av 9,12,15-oktadecatrien-6-ynsyre
IT8840014A0 (it) Fifu', il porcellino handicappato
TR25587A (tr) 1,1,1,2-TETRAFLüORETANIN IMALINE MAHSUS ISLEM

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961220