IT7823625A0 - Processo per la produzione di alchilenossidi e relativi catalizzatori. - Google Patents
Processo per la produzione di alchilenossidi e relativi catalizzatori.Info
- Publication number
- IT7823625A0 IT7823625A0 IT7823625A IT2362578A IT7823625A0 IT 7823625 A0 IT7823625 A0 IT 7823625A0 IT 7823625 A IT7823625 A IT 7823625A IT 2362578 A IT2362578 A IT 2362578A IT 7823625 A0 IT7823625 A0 IT 7823625A0
- Authority
- IT
- Italy
- Prior art keywords
- alkylenoxides
- production
- related catalysts
- catalysts
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title 1
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
- B01J23/54—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
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/612—Surface area less than 10 m2/g
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/635—0.5-1.0 ml/g
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/653—500-1000 nm
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/66—Pore distribution
- B01J35/69—Pore distribution bimodal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Epoxy Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21611/77A GB1594362A (en) | 1977-05-23 | 1977-05-23 | Production of alkylene oxides and catalysts therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7823625A0 true IT7823625A0 (it) | 1978-05-19 |
IT1094776B IT1094776B (it) | 1985-08-02 |
Family
ID=10165838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23625/78A IT1094776B (it) | 1977-05-23 | 1978-05-19 | Processo per la produzione di alchilenossidi e relativi catalizzatori |
Country Status (12)
Country | Link |
---|---|
US (1) | US4226782A (it) |
JP (1) | JPS53144898A (it) |
AU (1) | AU520958B2 (it) |
BE (1) | BE867185A (it) |
CA (1) | CA1117515A (it) |
DE (1) | DE2820170A1 (it) |
FR (1) | FR2391771A1 (it) |
GB (1) | GB1594362A (it) |
IT (1) | IT1094776B (it) |
MX (1) | MX148855A (it) |
NL (1) | NL7805163A (it) |
SU (1) | SU1071210A3 (it) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0002045B1 (de) * | 1977-11-19 | 1981-09-02 | BASF Aktiengesellschaft | Verfahren zur Herstellung eines Äthylenoxydkatalysators |
US5387751A (en) * | 1978-02-10 | 1995-02-07 | Imperial Chemical Industries Plc | Production of olefine oxides |
JPS5558972U (it) * | 1978-10-16 | 1980-04-22 | ||
US4916243A (en) * | 1979-03-20 | 1990-04-10 | Union Carbide Chemicals And Plastics Company Inc. | New catalyst composition and process for oxidation of ethylene to ethylene oxide |
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 |
US4361504A (en) * | 1981-09-04 | 1982-11-30 | The Dow Chemical Company | Process for making a silver catalyst useful in ethylene oxide production |
US4455392A (en) * | 1981-10-05 | 1984-06-19 | Union Carbide Corporation | Process for preparing a supported silver catalyst |
US4760042A (en) * | 1982-03-24 | 1988-07-26 | Scientific Design Company, Inc. | Process for preparing an alkali metal-promoted silver catalyst |
US4774222A (en) * | 1982-06-16 | 1988-09-27 | Scientific Design Company, Inc. | Catalyst for oxidation of ethylene to ethylene oxide and process for preparing the catalyst |
BG37835A3 (en) * | 1982-06-30 | 1985-08-15 | Hoechst Ag,De | Method for preparing silver catalyst |
JPS5973113U (ja) * | 1982-11-09 | 1984-05-18 | 株式会社クボタ | 耕耘カバ−装置 |
US4575494A (en) * | 1984-02-08 | 1986-03-11 | The Dow Chemical Company | Alumina compositions useful as catalyst supports for ethylene oxidation |
NL8600959A (nl) * | 1986-04-16 | 1987-11-16 | Veg Gasinstituut Nv | Katalysator voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel; werkwijze voor de bereiding van de katalysator alsmede werkwijze voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel. |
US4897498A (en) * | 1988-01-28 | 1990-01-30 | Eastman Kodak Company | Selective monoepoxidation of olefins |
US4874879A (en) * | 1988-07-25 | 1989-10-17 | Shell Oil Company | Process for starting-up an ethylene oxide reactor |
US5008413A (en) * | 1989-10-23 | 1991-04-16 | Scientific Design Company, Inc. | Catalyst for oxidation of ethylene to ethylene oxide |
DE19845293A1 (de) | 1998-10-01 | 2000-04-06 | Basf Ag | Herstellung eines basischen Katalysators unter Vermeidung hoher Temperaturen |
TWI346574B (en) * | 2003-03-31 | 2011-08-11 | Shell Int Research | A catalyst composition, a process for preparing the catalyst composition and a use of the catalyst composition |
US20090214606A1 (en) * | 2005-05-10 | 2009-08-27 | Patrice Bujard | Antimicrobial porous silicon oxide particles |
WO2008141027A2 (en) | 2007-05-09 | 2008-11-20 | Shell Oil Company | An epoxidation catalyst, a process for preparing the catalyst, and a process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, a 1,2-carbonate, or an alkanolamine |
US7714152B2 (en) | 2007-08-30 | 2010-05-11 | Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg | Carrier for olefin oxide catalyst |
US7910518B2 (en) * | 2008-03-10 | 2011-03-22 | Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg | Geometrically sized solid shaped carrier for olefin epoxidation catalyst |
CN101265242B (zh) * | 2008-04-16 | 2011-07-20 | 浙江师范大学 | 一种乙烷一步氧化直接制环氧乙烷的方法 |
WO2009137431A2 (en) | 2008-05-07 | 2009-11-12 | Shell Oil Company | A process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, a 1,2-carbonate, or an alkanolamine |
US8349765B2 (en) | 2008-07-18 | 2013-01-08 | Scientific Design Company, Inc. | Mullite-containing carrier for ethylene oxide catalysts |
US8586769B2 (en) | 2010-06-04 | 2013-11-19 | Scientific Design Company, Inc. | Carrier for ethylene oxide catalysts |
CN104884167B (zh) | 2012-12-31 | 2017-07-07 | 科学设计公司 | 用于生产改善的环氧乙烷催化剂的煅烧方法 |
TW201442779A (zh) | 2013-02-07 | 2014-11-16 | Scient Design Co | 用於銀基環氧乙烷觸媒之經改質載體 |
TW201512180A (zh) | 2013-05-16 | 2015-04-01 | Scient Design Co | 用於乙烯氧化物觸媒之載體 |
US8975424B1 (en) | 2013-12-30 | 2015-03-10 | Scientific Design Company, Inc. | Zinc-promoted catalysts for epoxidation of ethylene |
TWI697358B (zh) | 2015-02-27 | 2020-07-01 | 美商科學設計有限公司 | 具有改進的銀顆粒大小和分佈密度的銀催化劑 |
US11772082B1 (en) | 2018-06-21 | 2023-10-03 | Avn Corporation | Catalyst supports—composition and process of manufacture |
US20210284962A1 (en) | 2018-06-21 | 2021-09-16 | The Regents Of The University Of California | Generation of a population of hindbrain cells and hindbrain-like organoids from pluripotent stem cells |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4010115A (en) * | 1972-01-07 | 1977-03-01 | Shell Oil Company | Catalyst for the oxidation of ethylene to ethylene oxide |
BE793658A (fr) * | 1972-01-07 | 1973-07-04 | Shell Int Research | Catalyseur utilisable pour la production d'oxyde d'ethylene |
US3962136A (en) * | 1972-01-07 | 1976-06-08 | Shell Oil Company | Catalyst for production of ethylene oxide |
GB1491447A (en) * | 1973-12-05 | 1977-11-09 | Ici Ltd | Alkylene oxide production and catalysts therefor |
CA1026763A (en) * | 1974-05-20 | 1978-02-21 | Robert P. Nielsen | Silver catalysts used in ethylene oxide production |
GB1574426A (en) * | 1976-03-25 | 1980-09-10 | Shell Int Research | Process for preparing modified silver catalysts |
US4066575A (en) * | 1976-07-26 | 1978-01-03 | Halcon International, Inc. | Process for the preparation of a supported silver catalyst |
-
1977
- 1977-05-23 GB GB21611/77A patent/GB1594362A/en not_active Expired
-
1978
- 1978-04-27 AU AU35504/78A patent/AU520958B2/en not_active Expired
- 1978-05-02 MX MX173294A patent/MX148855A/es unknown
- 1978-05-08 US US05/903,403 patent/US4226782A/en not_active Expired - Lifetime
- 1978-05-09 DE DE19782820170 patent/DE2820170A1/de active Granted
- 1978-05-12 NL NL7805163A patent/NL7805163A/xx not_active Application Discontinuation
- 1978-05-15 JP JP5747578A patent/JPS53144898A/ja active Granted
- 1978-05-17 BE BE187790A patent/BE867185A/xx not_active IP Right Cessation
- 1978-05-19 IT IT23625/78A patent/IT1094776B/it active
- 1978-05-22 SU SU782616248A patent/SU1071210A3/ru active
- 1978-05-22 FR FR7815030A patent/FR2391771A1/fr active Granted
- 1978-05-23 CA CA000303871A patent/CA1117515A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2391771A1 (fr) | 1978-12-22 |
JPS53144898A (en) | 1978-12-16 |
FR2391771B1 (it) | 1985-05-17 |
CA1117515A (en) | 1982-02-02 |
GB1594362A (en) | 1981-07-30 |
US4226782A (en) | 1980-10-07 |
MX148855A (es) | 1983-06-27 |
AU520958B2 (en) | 1982-03-11 |
SU1071210A3 (ru) | 1984-01-30 |
BE867185A (fr) | 1978-11-17 |
IT1094776B (it) | 1985-08-02 |
NL7805163A (nl) | 1978-11-27 |
JPS62741B2 (it) | 1987-01-09 |
AU3550478A (en) | 1979-11-01 |
DE2820170A1 (de) | 1978-12-07 |
DE2820170C2 (it) | 1992-10-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950428 |