BE765742A - Procede de preparation de catalyseurs a base d'argent pour la production d'oxyde d'ethylene - Google Patents

Procede de preparation de catalyseurs a base d'argent pour la production d'oxyde d'ethylene

Info

Publication number
BE765742A
BE765742A BE765742A BE765742A BE765742A BE 765742 A BE765742 A BE 765742A BE 765742 A BE765742 A BE 765742A BE 765742 A BE765742 A BE 765742A BE 765742 A BE765742 A BE 765742A
Authority
BE
Belgium
Prior art keywords
production
ethylene oxide
based catalysts
preparing silver
silver
Prior art date
Application number
BE765742A
Other languages
English (en)
Original Assignee
Huels Chemische Werke 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 Huels Chemische Werke Ag filed Critical Huels Chemische Werke Ag
Publication of BE765742A publication Critical patent/BE765742A/fr

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
    • B01J23/48—Silver or gold
    • B01J23/50—Silver
    • 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)
BE765742A 1970-04-14 1971-04-14 Procede de preparation de catalyseurs a base d'argent pour la production d'oxyde d'ethylene BE765742A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2017733A DE2017733C3 (de) 1970-04-14 1970-04-14 Verfahren zur Herstellung von Silberkatalysatoren für die Herstellung von Äthylenoxid

Publications (1)

Publication Number Publication Date
BE765742A true BE765742A (fr) 1971-08-30

Family

ID=5768001

Family Applications (1)

Application Number Title Priority Date Filing Date
BE765742A BE765742A (fr) 1970-04-14 1971-04-14 Procede de preparation de catalyseurs a base d'argent pour la production d'oxyde d'ethylene

Country Status (7)

Country Link
US (1) US3793231A (fr)
JP (1) JPS4945233B1 (fr)
BE (1) BE765742A (fr)
DE (1) DE2017733C3 (fr)
FR (1) FR2089257A5 (fr)
GB (1) GB1351299A (fr)
NL (1) NL7104904A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3960775A (en) * 1969-08-26 1976-06-01 Snam Progetti S.P.A. Catalyst for the production of ethylene oxide
DE2914640C2 (de) * 1979-04-11 1986-01-30 Hüls AG, 4370 Marl Verfahren zur Herstellung von Silberkatalysatoren für die Herstellung von Ethylenoxid
DE2916887C2 (de) * 1979-04-26 1981-12-17 Chemische Werke Hüls AG, 4370 Marl Verfahren zum Aktivieren oder Reaktivieren von Silber-Träger-Katalysatoren
US4407729A (en) * 1981-10-21 1983-10-04 Monsanto Company Catalysts
US8097557B2 (en) * 2006-08-08 2012-01-17 Sd Lizenverwertungsgesellschaft Mbh & Co. Kg Two-stage calcination for catalyst production

Also Published As

Publication number Publication date
GB1351299A (en) 1974-04-24
DE2017733A1 (de) 1971-10-28
DE2017733B2 (de) 1973-02-01
NL7104904A (fr) 1971-10-18
FR2089257A5 (fr) 1972-01-07
JPS4945233B1 (fr) 1974-12-03
US3793231A (en) 1974-02-19
DE2017733C3 (de) 1973-09-27

Similar Documents

Publication Publication Date Title
BE793658A (fr) Catalyseur utilisable pour la production d'oxyde d'ethylene
BE821439A (fr) Catalyseur pour la production d'oxyde d'ethylene
BE798483A (fr) Procede de preparation d'aldehydes
CH555316A (fr) Procede de preparation d'aminocycloalcenylo-cyclohexenols.
CH556915A (fr) Procede de fabrication de catalyseurs a base d'argent.
CH551371A (fr) Procede de preparation de composes d'amino-alcanols.
CH546788A (fr) Procede de preparation d'agents anti-inflammatoires.
BE821637A (fr) Procede de preparation d'aldehydes
BE765846A (fr) Procede de preparation de polymeres d'ethylene modifies
YU306173A (en) Process for preparing catalysts on the base of silver
YU191272A (en) Process for the electrochemical production of silver-based catalysts
BE775379A (fr) Procede de preparation continue d'oxyde de propylene a partir de propylene-chlohydrine
BE765742A (fr) Procede de preparation de catalyseurs a base d'argent pour la production d'oxyde d'ethylene
BE803773A (fr) Procede de preparation d'aminobenzenes
FR2327239A1 (fr) Procede pour la preparation d'oxyde d'ethylene
BE799084A (fr) Procede de preparation de catalyseurs d'oxydation
CH529586A (fr) Catalyseur pour la fabrication de l'oxyde d'éthylène à partir de l'éthylène
BE804528A (fr) Procede de preparation de trans-chrysanthemates d'almyle
RO62421A (fr) Procede pour la preparation de l'oxyde d'ethylene
BE799198A (fr) Procede de preparation d'amindazetidinones,
BE803370A (fr) Procede de preparation d'amino-anthraquinones
BE767309A (fr) Procede de preparation des flavone-7-oxyacetates d'alcoyle inferieur
BE770112R (fr) Procede catalytique de preparation de la
BE787355A (fr) Procede de preparation d'un catalyseur sur support
BE804619A (fr) Procede de preparation d'halophenoxynitrobenzoates

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CHEMISCHE WERKE HULS A.G.

Effective date: 19850414