DE2753359C2 - - Google Patents
Info
- Publication number
- DE2753359C2 DE2753359C2 DE2753359A DE2753359A DE2753359C2 DE 2753359 C2 DE2753359 C2 DE 2753359C2 DE 2753359 A DE2753359 A DE 2753359A DE 2753359 A DE2753359 A DE 2753359A DE 2753359 C2 DE2753359 C2 DE 2753359C2
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- silver
- atomic percent
- atomic
- content
- 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.)
- Expired - Fee Related
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
Claims (1)
- Katalysator auf der Grundlage von auf einem Träger aufgebrachten Silber und Alkalimetallen, wobei man in beliebiger Reihenfolge eine in der Wärme zersetzbare Silberverbindung und Alkalimetallverbindungen auf den Träger aufbringt und den Katalysator aktiviert und wobei der fertige Katalysator, bezogen auf den Silberanteil, neben 0,1 bis 2 Atomprozent Natrium 0,05 bis 0,35 Atomprozent Kalium und/oder Rubidium und/oder Cäsium enthält, nach Patent 26 40 540, wobei der Cäsiumgehalt gemäß Patent 27 04 197 0,0005 bis 0,005 Atomprozent und der Rubidiumgehalt 0,003 bis 0,03 Atomprozent, jeweils bezogen auf den Silberanteil, beträgt, dadurch gekennzeichnet, daß das Natrium gänzlich oder zum Teil durch Lithium ersetzt ist.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772753359 DE2753359A1 (de) | 1977-11-30 | 1977-11-30 | Katalysator zur herstellung von aethylenoxid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772753359 DE2753359A1 (de) | 1977-11-30 | 1977-11-30 | Katalysator zur herstellung von aethylenoxid |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2753359A1 DE2753359A1 (de) | 1979-06-07 |
DE2753359C2 true DE2753359C2 (de) | 1993-04-01 |
Family
ID=6024977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19772753359 Granted DE2753359A1 (de) | 1977-11-30 | 1977-11-30 | Katalysator zur herstellung von aethylenoxid |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE2753359A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2925625C2 (de) * | 1979-06-26 | 1981-10-01 | Chemische Werke Hüls AG, 4370 Marl | Verfahren zur Steigerung der Aktivität und zur Verlängerung der Standzeit bei hoher Selektivität von Silber-Träger-Katalysatoren für den Einsatz zur Ethylenoxid-Synthese |
DE102008011767B4 (de) | 2008-02-28 | 2012-07-26 | Basf Se | Verfahren zur Herstellung von olefinisch ungesättigten Carbonylverbindungen durch oxidative Dehydrierung von Alkoholen |
DE102008014910A1 (de) | 2008-03-19 | 2009-09-24 | Basf Se | Verwendung eines geträgerten edelmetallhaltigen Katalysators zur oxidativen Dehydrierung |
CN102459211B (zh) | 2009-06-09 | 2014-11-26 | 巴斯夫欧洲公司 | 结构化催化剂床在制备环氧乙烷中的用途 |
US8921587B2 (en) | 2011-04-14 | 2014-12-30 | Basf Se | Process for producing a catalyst for the oxidation of ethylene to ethylene oxide |
US9079154B2 (en) | 2012-05-04 | 2015-07-14 | Basf Se | Catalyst for the epoxidation of alkenes |
JP2015518421A (ja) | 2012-05-04 | 2015-07-02 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | アルケンのエポキシ化のための触媒 |
JP2017501864A (ja) | 2013-12-09 | 2017-01-19 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | アルケンのエポキシ化用触媒 |
EP3496851A1 (de) | 2016-08-08 | 2019-06-19 | Basf Se | Katalysator zur oxidation von ethylen zu ethylenoxid |
WO2019020793A1 (en) | 2017-07-28 | 2019-01-31 | Basf Se | PROCESS FOR PRODUCING A MOLDED CATALYST BODY COMPRISING SILVER APPLIED TO AN ALUMINUM CARRIER |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2704197A1 (de) * | 1977-02-02 | 1978-08-31 | Basf Ag | Katalysator zur herstellung von aethylenoxid |
-
1977
- 1977-11-30 DE DE19772753359 patent/DE2753359A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2753359A1 (de) | 1979-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OAM | Search report available | ||
OC | Search report available | ||
OI | Miscellaneous see part 1 | ||
8110 | Request for examination paragraph 44 | ||
8176 | Proceedings suspended because of application no: |
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8178 | Suspension cancelled | ||
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D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8340 | Patent of addition ceased/non-payment of fee of main patent |