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'ethyleneInfo
- 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
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)
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 (ja) |
JP (1) | JPS4945233B1 (ja) |
BE (1) | BE765742A (ja) |
DE (1) | DE2017733C3 (ja) |
FR (1) | FR2089257A5 (ja) |
GB (1) | GB1351299A (ja) |
NL (1) | NL7104904A (ja) |
Families Citing this family (5)
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 |
-
1970
- 1970-04-14 DE DE2017733A patent/DE2017733C3/de not_active Expired
- 1970-12-28 JP JP45119511A patent/JPS4945233B1/ja active Pending
-
1971
- 1971-04-06 FR FR7112131A patent/FR2089257A5/fr not_active Expired
- 1971-04-13 NL NL7104904A patent/NL7104904A/xx not_active Application Discontinuation
- 1971-04-14 US US00134039A patent/US3793231A/en not_active Expired - Lifetime
- 1971-04-14 BE BE765742A patent/BE765742A/xx not_active IP Right Cessation
- 1971-04-19 GB GB2673871*A patent/GB1351299A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2017733B2 (de) | 1973-02-01 |
US3793231A (en) | 1974-02-19 |
DE2017733A1 (de) | 1971-10-28 |
DE2017733C3 (de) | 1973-09-27 |
JPS4945233B1 (ja) | 1974-12-03 |
NL7104904A (ja) | 1971-10-18 |
FR2089257A5 (ja) | 1972-01-07 |
GB1351299A (en) | 1974-04-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CHEMISCHE WERKE HULS A.G. Effective date: 19850414 |