ES545356A0 - Procedimiento para mejorar la actividad de catalizadores de plata con soporte - Google Patents

Procedimiento para mejorar la actividad de catalizadores de plata con soporte

Info

Publication number
ES545356A0
ES545356A0 ES545356A ES545356A ES545356A0 ES 545356 A0 ES545356 A0 ES 545356A0 ES 545356 A ES545356 A ES 545356A ES 545356 A ES545356 A ES 545356A ES 545356 A0 ES545356 A0 ES 545356A0
Authority
ES
Spain
Prior art keywords
activity
procedure
improve
supported silver
silver catalysts
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
ES545356A
Other languages
English (en)
Other versions
ES8604034A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of ES8604034A1 publication Critical patent/ES8604034A1/es
Publication of ES545356A0 publication Critical patent/ES545356A0/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
    • C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
    • C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/66—Silver or gold
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)
  • Epoxy Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ES545356A 1984-07-20 1985-07-18 Procedimiento para mejorar la actividad de catalizadores de plata con soporte Expired ES8604034A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843426699 DE3426699A1 (de) 1984-07-20 1984-07-20 Verfahren zur verbesserung der wirksamkeit von silbertraegerkatalysatoren

Publications (2)

Publication Number Publication Date
ES8604034A1 ES8604034A1 (es) 1986-02-01
ES545356A0 true ES545356A0 (es) 1986-02-01

Family

ID=6241082

Family Applications (1)

Application Number Title Priority Date Filing Date
ES545356A Expired ES8604034A1 (es) 1984-07-20 1985-07-18 Procedimiento para mejorar la actividad de catalizadores de plata con soporte

Country Status (11)

Country Link
EP (1) EP0168782B1 (es)
JP (1) JPS6138628A (es)
AU (1) AU573867B2 (es)
BR (1) BR8503457A (es)
CS (1) CS251793B2 (es)
DD (1) DD232840A5 (es)
DE (2) DE3426699A1 (es)
ES (1) ES8604034A1 (es)
MX (1) MX168129B (es)
PL (1) PL254624A1 (es)
RO (1) RO92340B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8610441D0 (en) * 1986-04-29 1986-06-04 Shell Int Research Preparation of silver-containing catalyst
US4874879A (en) * 1988-07-25 1989-10-17 Shell Oil Company Process for starting-up an ethylene oxide reactor
DE3905578A1 (de) * 1989-02-23 1990-08-30 Basf Ag Verfahren zur herstellung eines silberkatalysators
US7459589B2 (en) 2005-12-22 2008-12-02 Shell Oil Company Process for the preparation of an alkylene glycol
ZA200610755B (en) * 2005-12-22 2008-05-28 Shell Int Research A process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2636680C3 (de) * 1976-08-14 1979-04-05 Hoechst Ag, 6000 Frankfurt Verfahren zur Verbesserung der Wirksamkeit von Silber-Trägerkatalysatoren
GB1575810A (en) * 1976-10-21 1980-10-01 Shell Int Research Process for the performance of silver catalysts
US4350616A (en) * 1980-07-03 1982-09-21 The Dow Chemical Company Method of making catalysts for the production of ethylene oxide
DE3229541A1 (de) * 1982-08-07 1984-02-09 Hoechst Ag, 6230 Frankfurt Verfahren zur verbesserung der wirksamkeit von gebrauchten silber-traegerkatalysatoren

Also Published As

Publication number Publication date
RO92340B (ro) 1987-09-01
EP0168782A3 (en) 1986-04-23
MX168129B (es) 1993-05-04
DE3426699A1 (de) 1986-01-23
CS251793B2 (en) 1987-08-13
AU573867B2 (en) 1988-06-23
BR8503457A (pt) 1986-04-15
JPS6138628A (ja) 1986-02-24
DD232840A5 (de) 1986-02-12
AU4519785A (en) 1986-01-23
RO92340A (ro) 1987-08-31
PL254624A1 (en) 1986-06-17
ES8604034A1 (es) 1986-02-01
DE3564384D1 (en) 1988-09-22
EP0168782A2 (de) 1986-01-22
EP0168782B1 (de) 1988-08-17

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971001