IT1110413B - Processo per l'attivazione con acido cloridrico e cloro di un catalizzatore a base di fluoruro cromico - Google Patents

Processo per l'attivazione con acido cloridrico e cloro di un catalizzatore a base di fluoruro cromico

Info

Publication number
IT1110413B
IT1110413B IT20820/79A IT2082079A IT1110413B IT 1110413 B IT1110413 B IT 1110413B IT 20820/79 A IT20820/79 A IT 20820/79A IT 2082079 A IT2082079 A IT 2082079A IT 1110413 B IT1110413 B IT 1110413B
Authority
IT
Italy
Prior art keywords
fluoride
chromium
chlorine
activation
hydrochloric acid
Prior art date
Application number
IT20820/79A
Other languages
English (en)
Other versions
IT7920820A0 (it
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 IT7920820A0 publication Critical patent/IT7920820A0/it
Application granted granted Critical
Publication of IT1110413B publication Critical patent/IT1110413B/it

Links

Classifications

    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/06—Halogens; Compounds thereof
    • B01J27/08—Halides
    • B01J27/12—Fluorides
    • 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
    • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
IT20820/79A 1978-03-08 1979-03-07 Processo per l'attivazione con acido cloridrico e cloro di un catalizzatore a base di fluoruro cromico IT1110413B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/884,711 US4155881A (en) 1978-03-08 1978-03-08 Activation of chromic fluoride catalyst with hydrogen chloride and chlorine

Publications (2)

Publication Number Publication Date
IT7920820A0 IT7920820A0 (it) 1979-03-07
IT1110413B true IT1110413B (it) 1985-12-23

Family

ID=25385214

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20820/79A IT1110413B (it) 1978-03-08 1979-03-07 Processo per l'attivazione con acido cloridrico e cloro di un catalizzatore a base di fluoruro cromico

Country Status (9)

Country Link
US (1) US4155881A (it)
JP (1) JPS5814819B2 (it)
AU (1) AU4488279A (it)
CA (1) CA1122195A (it)
DE (1) DE2909016C3 (it)
FR (1) FR2419105A1 (it)
GB (1) GB2015980B (it)
IT (1) IT1110413B (it)
NL (1) NL7901831A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501064A1 (fr) * 1980-12-29 1982-09-10 Ugine Kuhlmann Catalyseurs de fluoruration en phase gazeuse des hydrocarbures chlores et chlorofluores aliphatiques, a base d'oxyde de chrome depose sur charbon actif, et procedes de fluoruration utilisant ces catalyseurs
US5208397A (en) * 1991-04-09 1993-05-04 E. I. Du Pont De Nemours And Company Hydrogenolysis of halocarbon mixtures
DE69407870T2 (de) * 1993-06-18 1998-08-27 Showa Denko Kk Fluorierungskatalysator und Fluorierungsverfahren
WO1999007470A1 (en) * 1997-08-08 1999-02-18 Alliedsignal Inc. Fluorination catalysts and process for their preparation
US7485598B2 (en) * 2006-06-21 2009-02-03 Arkema Inc. High pressure catalyst activation method and catalyst produced thereby
ES2442257T3 (es) * 2006-10-27 2014-02-10 Signal Pharmaceuticals Llc Formas sólidas que comprenden 4-[9-(tetrahidro-furan-3-il)-8-(2,4,6-trifluoro-fenilamino)-9H-purin-2-ilamino]-ciclohexan-1-ol, sus composiciones y sus usos
WO2017023966A1 (en) * 2015-08-05 2017-02-09 Arkema Inc. Chromium oxyfluoride catalysts having high fluorination activity

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2977323A (en) * 1958-07-14 1961-03-28 Phillips Petroleum Co Process for reactivating used cracking catalysts
US3150104A (en) * 1961-03-24 1964-09-22 Sinclair Research Inc Removal of vanadium and nickel from silica based cracking catalyst
DE1194826B (de) * 1963-06-29 1965-06-16 Hoechst Ag Verfahren zur Stabilisierung und/oder Aktivierung von Fluorierungskatalysatoren der Chromoxyfluoridgruppe
US3294852A (en) * 1963-07-11 1966-12-27 Edison Soc Process for preparing fluorine containing organic compounds
DE1767200B1 (de) * 1968-04-11 1971-12-30 Hoechst Ag Verfahren zur Regenerierung von Fluorierungskatalysatoren der Chromoxyfluoridgruppe
US3632834A (en) * 1968-10-23 1972-01-04 Du Pont Process for preparing trichlorotrifluoroethane and dichlorotetrafluoroethane
BE613582A (it) * 1973-09-24 1900-01-01

Also Published As

Publication number Publication date
JPS54124889A (en) 1979-09-28
IT7920820A0 (it) 1979-03-07
DE2909016A1 (de) 1979-09-20
DE2909016C3 (de) 1982-05-13
FR2419105A1 (fr) 1979-10-05
AU4488279A (en) 1979-09-13
JPS5814819B2 (ja) 1983-03-22
NL7901831A (nl) 1979-09-11
GB2015980A (en) 1979-09-19
DE2909016B2 (de) 1981-03-19
US4155881A (en) 1979-05-22
CA1122195A (en) 1982-04-20
GB2015980B (en) 1982-05-26

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