BR8108429A - Catalisadores de fluoracao em fase gasosa de derivados clorados alifaticos,a base de oxido de cromo,e processo de fluoracao em fase gasosa dos derivados clorados alifaticos - Google Patents

Catalisadores de fluoracao em fase gasosa de derivados clorados alifaticos,a base de oxido de cromo,e processo de fluoracao em fase gasosa dos derivados clorados alifaticos

Info

Publication number
BR8108429A
BR8108429A BR8108429A BR8108429A BR8108429A BR 8108429 A BR8108429 A BR 8108429A BR 8108429 A BR8108429 A BR 8108429A BR 8108429 A BR8108429 A BR 8108429A BR 8108429 A BR8108429 A BR 8108429A
Authority
BR
Brazil
Prior art keywords
chlorized
fluoration
derivatives
gas phase
alphatic
Prior art date
Application number
BR8108429A
Other languages
English (en)
Inventor
Louis Foulletier
Original Assignee
Ugine Kuhlmann
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 Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of BR8108429A publication Critical patent/BR8108429A/pt

Links

Classifications

    • 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
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/26—Chromium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

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)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BR8108429A 1980-12-29 1981-12-28 Catalisadores de fluoracao em fase gasosa de derivados clorados alifaticos,a base de oxido de cromo,e processo de fluoracao em fase gasosa dos derivados clorados alifaticos BR8108429A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8027659A FR2501062A1 (fr) 1980-12-29 1980-12-29 Catalyseurs de fluoruration en phase gazeuse de derives chlores aliphatiques, a base de microbilles d'oxyde de chrome, et procedes de fluoruration utilisant ces catalyseurs

Publications (1)

Publication Number Publication Date
BR8108429A true BR8108429A (pt) 1982-10-13

Family

ID=9249549

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8108429A BR8108429A (pt) 1980-12-29 1981-12-28 Catalisadores de fluoracao em fase gasosa de derivados clorados alifaticos,a base de oxido de cromo,e processo de fluoracao em fase gasosa dos derivados clorados alifaticos

Country Status (11)

Country Link
US (2) US4439534A (pt)
EP (1) EP0055652B1 (pt)
JP (2) JPS57119836A (pt)
AU (1) AU541788B2 (pt)
BR (1) BR8108429A (pt)
CA (1) CA1154425A (pt)
DD (1) DD208084A5 (pt)
DE (1) DE3169123D1 (pt)
ES (1) ES8304903A1 (pt)
FR (1) FR2501062A1 (pt)
PL (1) PL129986B1 (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6344945A (ja) * 1986-08-13 1988-02-25 Fuji Electric Co Ltd 白金カーボン粉末触媒の分散方法
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
US6300531B1 (en) 1991-05-24 2001-10-09 Daikin Industries, Ltd. Fluorination catalyst and process for fluorinating halogenated hydrocarbon
US6337299B1 (en) 1991-05-24 2002-01-08 Daikin Industries Ltd. Fluorination catalyst and process for fluorinating halogenated hydrocarbon
CA2069149C (en) * 1991-05-24 2002-09-03 Takashi Shibanuma Fluorination catalyst and process for fluorinating halogenated hydrocarbon
FR2684567B1 (fr) * 1991-12-09 1994-11-04 Atochem Catalyseurs massiques a base d'oxydes de chrome et de nickel, et leur application a la fluoration d'hydrocarbures halogenes.
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.
US5866730A (en) * 1993-04-02 1999-02-02 E. I. Du Pont De Nemours And Company Process for enriching 1,2-dichloro-1,1,2,2-tetrafluoroethane from a mixture of dichlorotetrafluoroethane isomers
FR2736050B1 (fr) 1995-06-29 1997-08-01 Atochem Elf Sa Procede de fabrication du difluoromethane
FR2740994B1 (fr) * 1995-11-10 1997-12-05 Atochem Elf Sa Catalyseurs massiques a base d'oxyde de chrome, leur procede de preparation et leur application a la fluoration d'hydrocarbures halogenes
FR2740995B1 (fr) * 1996-04-09 1998-02-06 Atochem Elf Sa Catalyseurs massiques a base d'oxyde de chrome, leur procede de preparation et leur application a la fluoration d'hydrocarbures halogenes
FR2748022B1 (fr) 1996-04-29 1998-07-24 Atochem Elf Sa Procede de fabrication du difluoromethane
EP0957074B2 (en) † 1997-04-23 2006-01-11 Asahi Glass Company Ltd. Process for producing halogenated hydrocarbons
US6099894A (en) * 1998-07-27 2000-08-08 Frisby Technologies, Inc. Gel-coated microcapsules
US6696388B2 (en) 2000-01-24 2004-02-24 E. I. Du Pont De Nemours And Company Gel catalysts and process for preparing thereof
WO2001052985A2 (en) * 2000-01-24 2001-07-26 E.I. Dupont De Nemours And Company Gel catalysts and methods for their use in catalytic dehydrogenation processes
US7045668B2 (en) * 2001-08-06 2006-05-16 Showa Denko K.K. Production and use of hexafluoroethane
JP5025052B2 (ja) * 2001-08-06 2012-09-12 昭和電工株式会社 ヘキサフルオロエタンの製造方法およびその用途
GB0525700D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
GB0525701D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
GB0525699D0 (en) 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
FR2928919B1 (fr) * 2008-03-19 2011-07-29 Rhodia Operations Procede de preparation de l'acide difluoroacetique et de ses sels
GB201615197D0 (en) * 2016-09-07 2016-10-19 Mexichem Fluor Sa De Cv Catalyst and process using the catalyst
CN107456982B (zh) * 2017-07-28 2018-08-10 乳源东阳光氟有限公司 一种介孔铬基气相氟化催化剂的制备方法
FR3073221B1 (fr) * 2017-11-06 2019-09-27 Arkema France Procede de production du 2,3,3,3-tetrafluoropropene.
CN115595564A (zh) * 2022-10-18 2023-01-13 华中科技大学（Cn） 一种新型Cr2O3涂层及其制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2819229A (en) * 1953-12-23 1958-01-07 Standard Oil Co Preparation of microsphere chromiaalumina catalyst
US3258500A (en) * 1959-08-17 1966-06-28 Du Pont Process for fluorinating halohydro-carbons
US3157707A (en) * 1961-02-20 1964-11-17 Union Carbide Corp Method of reacting tetrachloroethylene, chlorine and hydrogen fluoride
GB976883A (en) * 1962-06-13 1964-12-02 Ici Ltd Improvements in or relating to the manufacture of organic flourine compounds
FR1369782A (fr) * 1962-09-26 1964-08-14 Allied Chem Fluoruration d'hydrocarbures halogénés à l'aide d'acide fluorhydrique sur un catalyseur d'oxyde de chrome
NL301860A (pt) * 1962-12-28
GB1307224A (en) * 1969-06-27 1973-02-14 Ici Ltd Chromium oxide catalyst
US3681259A (en) * 1969-12-29 1972-08-01 Universal Oil Prod Co Manufacture of low bulk density-high strength spherical chromia-alumina particles
JPS4946718A (pt) * 1972-09-08 1974-05-04
US3978145A (en) * 1974-11-14 1976-08-31 E. I. Du Pont De Nemours And Company Use of hexagonal chromium (111) oxide hydroxide catalyst in fluorination process
AU518050B2 (en) * 1977-02-17 1981-09-10 Imperial Chemical Industries Limited Manufacture of 1,1,1,2-tetrafluoro ethane & method of reducing amount of 1,1,difluord-chldro ethlene impurity
GB2004539B (en) * 1977-09-20 1982-02-10 Ici Ltd Process for the manufacture of halogenated hydrocarbons
US4218430A (en) * 1978-09-20 1980-08-19 Nuclear Fuel Services, Inc. Process for the production of porous metal oxide microspheres and microspheres produced by said process

Also Published As

Publication number Publication date
EP0055652B1 (fr) 1985-02-20
EP0055652A1 (fr) 1982-07-07
JPH059135B2 (pt) 1993-02-04
US4748285A (en) 1988-05-31
AU541788B2 (en) 1985-01-17
JPS57119836A (en) 1982-07-26
PL234425A1 (pt) 1982-08-16
US4439534A (en) 1984-03-27
JPH0314498B2 (pt) 1991-02-26
PL129986B1 (en) 1984-06-30
ES508385A0 (es) 1983-03-16
ES8304903A1 (es) 1983-03-16
FR2501062B1 (pt) 1984-10-12
CA1154425A (fr) 1983-09-27
DE3169123D1 (en) 1985-03-28
FR2501062A1 (fr) 1982-09-10
DD208084A5 (de) 1984-03-28
AU7903781A (en) 1982-07-08
JPH0372946A (ja) 1991-03-28

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