ZA904588B - Cr2o2 catalyst composition - Google Patents

Cr2o2 catalyst composition

Info

Publication number
ZA904588B
ZA904588B ZA904588A ZA904588A ZA904588B ZA 904588 B ZA904588 B ZA 904588B ZA 904588 A ZA904588 A ZA 904588A ZA 904588 A ZA904588 A ZA 904588A ZA 904588 B ZA904588 B ZA 904588B
Authority
ZA
South Africa
Prior art keywords
cr2o2
catalyst composition
catalyst
composition
cr2o2 catalyst
Prior art date
Application number
ZA904588A
Other languages
English (en)
Inventor
Jan Joseph Lerou
Joseph Lerou Jan
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
Application filed by Du Pont filed Critical Du Pont
Publication of ZA904588B publication Critical patent/ZA904588B/xx

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
    • 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
    • C07C17/21—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms with simultaneous increase of the number of halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ZA904588A 1989-06-13 1990-06-13 Cr2o2 catalyst composition ZA904588B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/365,594 US5036036A (en) 1989-06-13 1989-06-13 Chromium oxide catalyst composition

Publications (1)

Publication Number Publication Date
ZA904588B true ZA904588B (en) 1992-02-26

Family

ID=23439512

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA904588A ZA904588B (en) 1989-06-13 1990-06-13 Cr2o2 catalyst composition

Country Status (12)

Country Link
US (1) US5036036A (es)
EP (1) EP0403108A1 (es)
JP (1) JP3229311B2 (es)
KR (1) KR910000223A (es)
CN (1) CN1047983A (es)
AR (1) AR245388A1 (es)
AU (1) AU621268B2 (es)
BR (1) BR9002769A (es)
CA (1) CA2017868A1 (es)
MX (1) MX166900B (es)
RU (1) RU2007212C1 (es)
ZA (1) ZA904588B (es)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
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JP3031688B2 (ja) * 1990-07-05 2000-04-10 三井化学株式会社 触媒活性の安定化方法
EP0760356A3 (en) * 1991-05-06 1997-03-19 E.I. Du Pont De Nemours And Company Process for the manufacture of pentafluoroethane
ZA923274B (en) * 1991-05-06 1993-11-08 Du Pont Process for the manufacture of pentafluoroethane
DK0513823T3 (da) * 1991-05-17 1996-02-05 Hoechst Ag Fremgangsmåde til fremstilling af pentafluorethan (R 125)
US6676809B1 (en) * 1992-02-07 2004-01-13 Daikin Industries Ltd. Process for removal of hydrogen fluoride
DE69319711T2 (de) 1992-04-13 1999-01-07 Daikin Ind Ltd Verfahren zur entfernung von fluorwasserstoff
US5463152A (en) * 1994-12-08 1995-10-31 E. I. Du Pont De Nemours And Company Halofluorocarbon hydrogenolysis
US5395999A (en) * 1992-11-06 1995-03-07 E. I. Du Pont De Nemours And Company Catalytic chlorofluorination process for producing CHClFCF3 and CHF2 CF3
US5258561A (en) * 1992-11-06 1993-11-02 E. I. Du Pont De Nemours And Company Catalytic chlorofluorination process for producing CF3 CHClF and CF3 CHF2
US5345017A (en) * 1992-12-08 1994-09-06 E. I. Du Pont De Nemours And Company Process for reducing the fluorine content of halocarbons
US5523498A (en) * 1992-12-08 1996-06-04 E. I. Du Pont De Nemours And Company Process for reducing the fluorine content of hydrofluorocarbons and hydrohalofluorocarbons
US5827492A (en) * 1993-01-28 1998-10-27 E. I. Du Pont De Nemours And Company Hydrogen chloride purification process
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
US6274781B1 (en) 1993-11-01 2001-08-14 E. I. Du Pont De Nemours And Company Production of dihalomethanes containing fluorine and azeotropes of dihalomethanes containing chlorine with HF
US5563304A (en) 1994-05-26 1996-10-08 E. I. Du Pont De Nemours And Company Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF
US5414165A (en) * 1994-07-29 1995-05-09 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1,3,3,3,-hexafluoropropane
US5718807A (en) * 1994-09-20 1998-02-17 E. I. Du Pont De Nemours And Company Purification process for hexafluoroethane products
US5481051A (en) * 1994-12-08 1996-01-02 E. I. Du Pont De Nemours And Company 2,2-dichlorohexafluoropropane hydrogenolysis
US5475167A (en) * 1995-02-17 1995-12-12 E. I. Du Pont De Nemours And Company Process for the manufacture of pentafluoroethane
EP0831965B1 (en) 1995-06-08 2001-11-07 E.I. Du Pont De Nemours And Company Treatment of chromium oxide and catalytic manufacture of vinyl fluoride
EP0935592A1 (en) * 1996-11-01 1999-08-18 E.I. Du Pont De Nemours & Company Incorporated Manufacture of hexafluoroethane
US6018083A (en) * 1998-04-03 2000-01-25 E. I. Du Pont De Nemours And Company Process for the production of fluorocarbons
US6281395B1 (en) 1998-04-03 2001-08-28 E. I. Du Pont De Nemours And Company 1,1,1,2,3,3,3-heptafluoropropane manufacturing process
US6472574B2 (en) 1999-12-10 2002-10-29 E. I. Du Pont Nemours And Company Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF
US6333440B1 (en) 2000-04-07 2001-12-25 E. I. Du Pont De Nemours And Company Process for perfluorocyclobutane purification
JP4397687B2 (ja) * 2001-06-28 2010-01-13 ハネウェル・インターナショナル・インコーポレーテッド 弗素化触媒を調製する方法
EP1463696B1 (en) * 2001-10-31 2015-06-24 E. I. du Pont de Nemours and Company Vapor phase production of 1,1,1,2,3,3,3-heptafluoropropane from hydrogen fluoride and hexafluoropropylene
US7217678B2 (en) * 2002-08-22 2007-05-15 E. I. Du Pont De Nemours And Company Cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors
DE60330789D1 (de) * 2002-08-22 2010-02-11 Du Pont Nickelsubstituierte und gemischt nickel- und cobaltsubstituierte chromoxidzusammensetzungen, deren herstellung und deren verwendung als katalysatoren und katalysatorvorläufer
WO2005037744A1 (en) 2003-10-14 2005-04-28 E.I. Dupont De Nemours And Company Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3,3-hexafluoropropane
JP2007508375A (ja) * 2003-10-14 2007-04-05 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー １，１，１，３，３，３−ヘキサフルオロプロパン、ならびに１，１，１，２，３，３−ヘキサフルオロプロパンおよび１，１，１，２，３，３，３−ヘプタフルオロプロパンの少なくとも１つの調製法
CN100387562C (zh) 2003-10-14 2008-05-14 纳幕尔杜邦公司 制备1,1,1,3,3-五氟丙烷和1,1,1,2,3-五氟丙烷的方法
WO2005058489A1 (en) * 2003-12-16 2005-06-30 E.I. Dupont De Nemours And Company Selective chromium catalyst compositions, their preparation and use for producing 1,1,2-trichloropentafluoropropane
WO2006069107A2 (en) 2004-12-22 2006-06-29 E.I. Dupont De Nemours And Company Copolymers of perfluoro (alkyl venyl ether) for photochemical reactor, process for increasing fluorine content and production of olefinic compound by photochlorination
DE102005012632A1 (de) * 2005-03-18 2006-09-21 Infineon Technologies Ag Verfahren und Schaltungsanordnung zur geschützten Übertragung von Datenworten
US20100152503A1 (en) * 2005-08-05 2010-06-17 Velliyur Nott Mallikarjuna Rao Copper-Substituted Chromium Oxide Compositions, Their Preparation, and Their Use as Catalysts and Catalyst Precursors
US7285261B2 (en) * 2005-10-28 2007-10-23 Honeywell International Inc Preparation and application of novel chromium based nanocatalyst for gas-phase fluorination and hydrofluorination reactions
EP2041054B1 (en) 2006-07-13 2014-08-27 E.I. Du Pont De Nemours And Company Catalytic production processes for making 1,2,3,3,3-pentafluoropropene
US8232435B2 (en) * 2006-09-05 2012-07-31 E I Du Pont De Nemours And Company 1,2,3,3,3-pentafluoropropene production processes
US7420094B2 (en) * 2006-09-05 2008-09-02 E.I. Du Pont De Nemours And Company Catalytic isomerization processes of 1,3,3,3-tetrafluoropropene for making 2,3,3,3-tetrafluoropropene
US20080207963A1 (en) * 2007-02-23 2008-08-28 Velliyur Nott Mallikarjuna Rao Preparation of composition containing chromium, oxygen, and either silver or palladium, and their use as catalysts and catalyst precursors
US20080207964A1 (en) * 2007-02-23 2008-08-28 Velliyur Nott Mallikarjuna Rao Compositions containing chromium, oxygen and gold, their preparation, and their use as catalysts and catalyst precursors
EP2099082B1 (en) * 2008-03-05 2014-05-07 NGK Spark Plug Co., Ltd. Piezoceramic material, piezoelectric element and non-resonance knock sensor
MX2011012774A (es) 2009-06-03 2012-01-20 Du Pont Catalizadores y proceso para la fabricacion de 2,3,3,3-tetrafluoropropeno.
KR20190058703A (ko) 2009-12-22 2019-05-29 더 케무어스 컴퍼니 에프씨, 엘엘씨 2,3,3,3-테트라플루오로프로펜, 1,1,2,3-테트라클로로프로펜, 2-클로로-3,3,3-트라이플루오로프로펜, 또는 2-클로로-1,1,1,2-테트라플루오로프로판을 포함하는 조성물
RU2010147004A (ru) 2010-11-17 2012-05-27 Е.И.Дюпон де Немур энд Компани (US) Каталитический синтез внутренних фторбутенов и внутренних фторпентенов
US9724684B2 (en) 2011-02-21 2017-08-08 The Chemours Company Fc, Llc Selective catalytical dehydrochlorination of hydrochlorofluorocarbons
JP5646757B2 (ja) * 2012-01-25 2014-12-24 Jx日鉱日石金属株式会社 強磁性材スパッタリングターゲット
US8822739B2 (en) 2012-03-22 2014-09-02 E I Du Pont De Nemours And Company Catalytic isomerization of 2,3,3,3-tetrafluoropropene
GB201207666D0 (en) * 2012-05-02 2012-06-13 Mexichem Amanco Holding Sa Process
CN103506109B (zh) * 2013-09-24 2015-07-08 上海纳米技术及应用国家工程研究中心有限公司 一种碱液表面处理的氧化铬催化剂及其制备和应用
GB2519572B (en) * 2013-10-25 2015-12-30 Mexichem Amanco Holding Sa Process for isomerising (hydro)(halo)fluoroalkenes
JP6995108B2 (ja) 2016-07-27 2022-02-21 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 ハロゲン化オレフィンを製造するための方法
EP4093721A1 (en) 2020-01-23 2022-11-30 The Chemours Company FC, LLC Synthesis of (e)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene
CN115464301B (zh) * 2022-10-08 2023-05-23 山东森峰激光装备有限公司 一种用于高氮钢激光电弧复合焊接的药芯焊丝
CN115518632A (zh) * 2022-11-28 2022-12-27 山东东岳化工有限公司 五氟一氯乙烷制备六氟乙烷的工艺及其所用的催化剂

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA868333A (en) * 1971-04-13 E.I. Du Pont De Nemours And Company Silica-supported catalysts
US2418309A (en) * 1942-06-04 1947-04-01 Phillips Petroleum Co Chromium oxide catalyst and its method of preparation
FR1242924A (fr) * 1959-08-12 1960-10-07 Pechiney Procédé de fabrication de catalyseurs
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
JPS5527139A (en) * 1978-08-14 1980-02-27 Daikin Ind Ltd Preparation of tetrafluoroethane
IT1134538B (it) * 1980-12-02 1986-08-13 Euteco Impianti Spa Procedimento per la preparazione di catalizzatori adatti per la produzione di formaldeide da metanolo
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

Also Published As

Publication number Publication date
JPH03114537A (ja) 1991-05-15
RU2007212C1 (ru) 1994-02-15
EP0403108A1 (en) 1990-12-19
US5036036A (en) 1991-07-30
BR9002769A (pt) 1991-11-12
CA2017868A1 (en) 1990-12-13
JP3229311B2 (ja) 2001-11-19
KR910000223A (ko) 1991-01-29
AU5704790A (en) 1990-12-20
AR245388A1 (es) 1994-01-31
CN1047983A (zh) 1990-12-26
AU621268B2 (en) 1992-03-05
MX166900B (es) 1993-02-11

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