ES400237A2 - Method of activating silver catalysts - Google Patents
Method of activating silver catalystsInfo
- Publication number
- ES400237A2 ES400237A2 ES400237A ES400237A ES400237A2 ES 400237 A2 ES400237 A2 ES 400237A2 ES 400237 A ES400237 A ES 400237A ES 400237 A ES400237 A ES 400237A ES 400237 A2 ES400237 A2 ES 400237A2
- Authority
- ES
- Spain
- Prior art keywords
- silver catalysts
- activating silver
- activating
- catalysts
- recovering
- 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
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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
Abstract
Silver catalysts according to Specification 1369639 are activated by heating at 175-300 C for 2-24 hours, contacting with anhydrous methanol and/or ethanol and recovering the catalyst. (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11982971A | 1971-03-01 | 1971-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES400237A2 true ES400237A2 (en) | 1977-07-01 |
Family
ID=22386638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES400237A Expired ES400237A2 (en) | 1971-03-01 | 1972-02-28 | Method of activating silver catalysts |
Country Status (21)
| Country | Link |
|---|---|
| JP (1) | JPS5944097B1 (en) |
| AT (1) | AT340371B (en) |
| AU (1) | AU459421B2 (en) |
| BE (1) | BE779699R (en) |
| BR (1) | BR7201114D0 (en) |
| CA (1) | CA992975A (en) |
| CH (1) | CH603237A5 (en) |
| CS (1) | CS191202B2 (en) |
| DD (1) | DD108464A6 (en) |
| DE (1) | DE2209392A1 (en) |
| ES (1) | ES400237A2 (en) |
| FR (1) | FR2128378B2 (en) |
| GB (1) | GB1369640A (en) |
| IE (1) | IE36682B1 (en) |
| IT (1) | IT1009508B (en) |
| NL (1) | NL7202481A (en) |
| NO (1) | NO135622C (en) |
| PL (1) | PL83211B1 (en) |
| RO (1) | RO61333A7 (en) |
| SE (1) | SE380982B (en) |
| ZA (1) | ZA721318B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES447348A1 (en) * | 1975-05-02 | 1977-07-01 | Hoechst Ag | Process for reactivating silver catalysts used in the manufacture of ethylene oxide by direct oxidation |
| DE2740480B2 (en) * | 1977-09-08 | 1979-07-05 | Hoechst Ag, 6000 Frankfurt | Process for improving the effectiveness of supported silver catalysts |
| US5387751A (en) * | 1978-02-10 | 1995-02-07 | Imperial Chemical Industries Plc | Production of olefine oxides |
| DE2904919A1 (en) * | 1979-02-09 | 1980-08-21 | Basf Ag | METHOD FOR THE PRODUCTION AND REGENERATION OF CARRIER CATALYSTS AND THE USE THEREOF FOR THE PRODUCTION OF AETHYLENE OXIDE |
| US4342667A (en) | 1979-03-26 | 1982-08-03 | The Halcon Sd Group, Inc. | Process for preparing a silver catalyst |
| BRPI0920425A2 (en) * | 2008-10-08 | 2015-08-04 | Basf Se | Continuous process for producing an alkylene oxide. |
-
1972
- 1972-02-23 BE BE779699A patent/BE779699R/en active
- 1972-02-25 NL NL7202481A patent/NL7202481A/xx not_active Application Discontinuation
- 1972-02-28 FR FR7206689A patent/FR2128378B2/fr not_active Expired
- 1972-02-28 AT AT159272A patent/AT340371B/en not_active IP Right Cessation
- 1972-02-28 SE SE7202459A patent/SE380982B/en unknown
- 1972-02-28 CS CS721266A patent/CS191202B2/en unknown
- 1972-02-28 DE DE19722209392 patent/DE2209392A1/en not_active Withdrawn
- 1972-02-28 CA CA135,735A patent/CA992975A/en not_active Expired
- 1972-02-28 ZA ZA721318A patent/ZA721318B/en unknown
- 1972-02-28 ES ES400237A patent/ES400237A2/en not_active Expired
- 1972-02-28 BR BR1114/72A patent/BR7201114D0/en unknown
- 1972-02-28 JP JP47019753A patent/JPS5944097B1/ja active Pending
- 1972-02-28 IT IT21140/72A patent/IT1009508B/en active
- 1972-02-28 AU AU39433/72A patent/AU459421B2/en not_active Expired
- 1972-02-28 IE IE237/72A patent/IE36682B1/en unknown
- 1972-02-28 RO RO69910A patent/RO61333A7/ro unknown
- 1972-02-28 CH CH278972A patent/CH603237A5/xx unknown
- 1972-02-28 DD DD161156A patent/DD108464A6/xx unknown
- 1972-02-28 NO NO603/72A patent/NO135622C/no unknown
- 1972-02-28 GB GB900572A patent/GB1369640A/en not_active Expired
- 1972-02-28 PL PL1972153752A patent/PL83211B1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE779699R (en) | 1972-08-23 |
| AU459421B2 (en) | 1975-03-07 |
| PL83211B1 (en) | 1975-12-31 |
| IE36682B1 (en) | 1977-02-02 |
| IT1009508B (en) | 1976-12-20 |
| DE2209392A1 (en) | 1972-11-23 |
| SE380982B (en) | 1975-11-24 |
| GB1369640A (en) | 1974-10-09 |
| BR7201114D0 (en) | 1973-06-14 |
| AU3943372A (en) | 1973-08-30 |
| CS191202B2 (en) | 1979-06-29 |
| CH603237A5 (en) | 1978-08-15 |
| RO61333A7 (en) | 1976-09-15 |
| IE36682L (en) | 1972-09-01 |
| AT340371B (en) | 1977-12-12 |
| DD108464A6 (en) | 1974-09-20 |
| FR2128378B2 (en) | 1977-07-22 |
| NO135622C (en) | 1977-05-04 |
| NO135622B (en) | 1977-01-24 |
| ZA721318B (en) | 1972-11-29 |
| NL7202481A (en) | 1972-09-05 |
| FR2128378A2 (en) | 1972-10-20 |
| CA992975A (en) | 1976-07-13 |
| ATA159272A (en) | 1977-04-15 |
| JPS5944097B1 (en) | 1984-10-26 |
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