IN171977B - - Google Patents

Info

Publication number
IN171977B
IN171977B IN486/CAL/89A IN486CA1989A IN171977B IN 171977 B IN171977 B IN 171977B IN 486CA1989 A IN486CA1989 A IN 486CA1989A IN 171977 B IN171977 B IN 171977B
Authority
IN
India
Prior art keywords
pentahaloethane
trifluorodichloroethane
tetrafluorochloroethane
pentafluoroethane
minimized
Prior art date
Application number
IN486/CAL/89A
Other languages
English (en)
Inventor
Leo Ernest Manzer
Velliyur Nott Mallikarjuna Rao
Original Assignee
Du Pont
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=22793150&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN171977(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Du Pont filed Critical Du Pont
Publication of IN171977B publication Critical patent/IN171977B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/22—Halogenating
    • B01J37/26—Fluorinating
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
IN486/CAL/89A 1988-06-29 1989-06-23 IN171977B (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21296488A 1988-06-29 1988-06-29

Publications (1)

Publication Number Publication Date
IN171977B true IN171977B (en:Method) 1993-02-27

Family

ID=22793150

Family Applications (1)

Application Number Title Priority Date Filing Date
IN486/CAL/89A IN171977B (en:Method) 1988-06-29 1989-06-23

Country Status (13)

Country Link
EP (1) EP0349298B1 (en:Method)
JP (1) JPH0248538A (en:Method)
KR (1) KR900000317A (en:Method)
CN (1) CN1016777B (en:Method)
AT (1) ATE84774T1 (en:Method)
AU (1) AU612857B2 (en:Method)
BR (1) BR8903169A (en:Method)
DE (1) DE68904482T2 (en:Method)
ES (1) ES2053998T3 (en:Method)
GR (1) GR3007267T3 (en:Method)
IN (1) IN171977B (en:Method)
RU (1) RU1817763C (en:Method)
ZA (1) ZA894948B (en:Method)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4843181A (en) * 1987-10-22 1989-06-27 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
IN170774B (en:Method) * 1988-05-23 1992-05-16 Du Pont
FR2661906B1 (fr) * 1990-05-11 1993-10-01 Atochem Procede de fabrication du 1,1,1,2-tetrafluoro-chloroethane et du pentafluoroethane.
US5321170A (en) * 1991-03-20 1994-06-14 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1,2-tetrafluoroethane
US5300710A (en) * 1991-03-20 1994-04-05 E. I. Du Pont De Nemours And Company Process for the manufacture of 2-chloro-1,1,1,2-tetrafluoroethane and pentafluoroethane
US5155082A (en) * 1991-04-12 1992-10-13 Allied-Signal Inc. Catalyst for the manufacture of chlorofluorocarbons, hydrochlorofluorocarbons and hydrofluorocarbons
ES2128354T3 (es) * 1991-05-06 1999-05-16 Du Pont Procedimiento para la preparacion de pentafluoroetano.
ZA923274B (en) * 1991-05-06 1993-11-08 Du Pont Process for the manufacture of pentafluoroethane
EP0632748A1 (en) * 1992-03-28 1995-01-11 Btg International Limited Catalyst for promoting halogen exchange
DE69321606T2 (de) * 1992-12-15 1999-04-01 Daikin Industries, Ltd., Osaka Verfahren zur fluorierung von halogenierten kohlenwassenstoffen
FR2700766B1 (fr) * 1993-01-27 1995-03-24 Atochem Elf Sa Procédé de fluoration de perchloréthylène ou du pentachloréthane.
FR2700770B1 (fr) * 1993-01-27 1995-03-24 Atochem Elf Sa Procédé de fabrication du 1,1,1,2-tétrafluoro-2-chloroéthane et du pentafluoroéthane.
US5750809A (en) † 1993-03-05 1998-05-12 Daikin Industries Ltd. Methods of producing 1,1,1,2,2-pentafluoroethane
IT1270959B (it) 1993-08-13 1997-05-26 Ausimont Spa Processo per la preparazione di pentafluoroetano
JP3558385B2 (ja) * 1994-10-13 2004-08-25 昭和電工株式会社 クロム系フッ素化触媒、及びフッ素化方法
FR2764883B1 (fr) * 1997-06-18 1999-07-16 Atochem Elf Sa Procede de fabrication d'hydrofluoroalcanes
IT201700007565A1 (it) * 2017-01-24 2018-07-24 M E P Macch Elettroniche Piegatrici Spa Apparato e metodo per realizzare una rete metallica
CN108993553A (zh) * 2018-06-11 2018-12-14 浙江衢化氟化学有限公司 一种用于气相氯化生产1,1,1-三氟-2,2-二氯乙烷的催化剂及其制备和使用方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258500A (en) * 1959-08-17 1966-06-28 Du Pont Process for fluorinating halohydro-carbons
GB1307224A (en) * 1969-06-27 1973-02-14 Ici Ltd Chromium oxide catalyst
SE374675B (en:Method) * 1970-06-10 1975-03-17 Montedison Spa
BE613582A (en:Method) * 1973-09-24 1900-01-01
US4843181A (en) * 1987-10-22 1989-06-27 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
DE69023759T3 (de) * 1989-02-03 2004-05-13 E.I. Du Pont De Nemours And Co., Wilmington Verfahren zur herstellung von 1,1,1,2-tetrafluoroäthan.

Also Published As

Publication number Publication date
ATE84774T1 (de) 1993-02-15
AU3717989A (en) 1990-01-04
ZA894948B (en) 1991-03-27
CN1016777B (zh) 1992-05-27
BR8903169A (pt) 1990-02-13
EP0349298A1 (en) 1990-01-03
GR3007267T3 (en:Method) 1993-07-30
DE68904482D1 (de) 1993-03-04
AU612857B2 (en) 1991-07-18
DE68904482T2 (de) 1993-06-03
CN1039013A (zh) 1990-01-24
EP0349298B1 (en) 1993-01-20
RU1817763C (ru) 1993-05-23
KR900000317A (ko) 1990-01-30
ES2053998T3 (es) 1994-08-01
JPH0248538A (ja) 1990-02-19

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