ZA200101901B - Process for removing ionizable species from catalyst surface to improve catalytic properties. - Google Patents
Process for removing ionizable species from catalyst surface to improve catalytic properties. Download PDFInfo
- Publication number
- ZA200101901B ZA200101901B ZA200101901A ZA200101901A ZA200101901B ZA 200101901 B ZA200101901 B ZA 200101901B ZA 200101901 A ZA200101901 A ZA 200101901A ZA 200101901 A ZA200101901 A ZA 200101901A ZA 200101901 B ZA200101901 B ZA 200101901B
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- ZA
- South Africa
- Prior art keywords
- carrier
- process according
- catalyst
- solution
- concentration
- Prior art date
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- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000005622 tetraalkylammonium hydroxides Chemical class 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 description 1
- DNYWZCXLKNTFFI-UHFFFAOYSA-N uranium Chemical compound [U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U] DNYWZCXLKNTFFI-UHFFFAOYSA-N 0.000 description 1
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/06—Washing
-
- 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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10019498P | 1998-09-14 | 1998-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200101901B true ZA200101901B (en) | 2002-08-19 |
Family
ID=22278549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200101901A ZA200101901B (en) | 1998-09-14 | 2001-03-07 | Process for removing ionizable species from catalyst surface to improve catalytic properties. |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US6368998B1 (en:Method) |
| EP (1) | EP1115485A1 (en:Method) |
| JP (1) | JP4698835B2 (en:Method) |
| KR (1) | KR100572966B1 (en:Method) |
| CN (1) | CN1167500C (en:Method) |
| AU (1) | AU750895B2 (en:Method) |
| BR (1) | BR9913600A (en:Method) |
| CA (1) | CA2343783C (en:Method) |
| GC (1) | GC0000069A (en:Method) |
| ID (1) | ID28550A (en:Method) |
| IN (1) | IN218010B (en:Method) |
| MX (1) | MXPA01002590A (en:Method) |
| MY (1) | MY121089A (en:Method) |
| RU (1) | RU2232049C2 (en:Method) |
| TR (1) | TR200100748T2 (en:Method) |
| TW (1) | TWI232133B (en:Method) |
| WO (1) | WO2000015333A1 (en:Method) |
| ZA (1) | ZA200101901B (en:Method) |
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| US7232786B2 (en) * | 1998-09-14 | 2007-06-19 | Shell Oil Company | Catalyst composition |
| US7504525B2 (en) * | 1998-09-14 | 2009-03-17 | Shell Oil Company | Catalyst composition |
| EP1115486B1 (en) * | 1998-09-14 | 2008-04-09 | Shell Internationale Researchmaatschappij B.V. | Process for preparing catalysts with improved catalytic properties |
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| US6624109B2 (en) * | 2001-10-23 | 2003-09-23 | Council Of Scientific And Industrial Research | Process for the synthesis of highly active modified carbon supported palladium catalyst |
| US7193094B2 (en) | 2001-11-20 | 2007-03-20 | Shell Oil Company | Process and systems for the epoxidation of an olefin |
| US6831037B2 (en) | 2002-02-25 | 2004-12-14 | Saint-Gobain Norpro Corporation | Catalyst carriers |
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| JP4421201B2 (ja) | 2002-03-27 | 2010-02-24 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | 触媒を調製する方法、触媒、および触媒の使用 |
| US6750173B2 (en) | 2002-04-08 | 2004-06-15 | Scientific Design Company, Inc. | Ethylene oxide catalyst |
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| CN100512966C (zh) * | 2002-06-28 | 2009-07-15 | 国际壳牌研究有限公司 | 提高催化剂选择性的方法和烯烃环氧化方法 |
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| CN1713957B (zh) | 2002-10-28 | 2010-11-03 | 国际壳牌研究有限公司 | 制备烯烃氧化物的方法、使用所述烯烃氧化物的方法和催化剂组合物 |
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| EP1613428B1 (en) | 2003-04-01 | 2007-10-31 | Shell Internationale Research Maatschappij B.V. | An olefin epoxidation process and a catalyst for use in the process |
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| EP1624964B1 (en) | 2003-05-07 | 2019-07-31 | Shell International Research Maatschappij B.V. | Silver-containing catalysts, the manufacture of such silver-containing catalysts, and the use thereof |
| US20040225138A1 (en) * | 2003-05-07 | 2004-11-11 | Mcallister Paul Michael | Reactor system and process for the manufacture of ethylene oxide |
| US20040224841A1 (en) * | 2003-05-07 | 2004-11-11 | Marek Matusz | Silver-containing catalysts, the manufacture of such silver-containing catalysts, and the use thereof |
| US8148555B2 (en) * | 2003-06-26 | 2012-04-03 | Shell Oil Company | Method for improving the selectivity of a catalyst and a process for the epoxidation of an olefin |
| JP4870561B2 (ja) * | 2003-08-22 | 2012-02-08 | ダウ テクノロジー インベストメンツ リミティド ライアビリティー カンパニー | アルキレンオキサイドの製造用の改良されたアルミナ担体及び銀系触媒 |
| RU2340607C2 (ru) * | 2003-08-22 | 2008-12-10 | Дау Текнолоджи Инвестментс Ллс | Модифицированные носители из оксида алюминия и катализаторы на основе серебра для получения алкиленоксидов |
| RU2360735C2 (ru) | 2003-10-16 | 2009-07-10 | Дау Текнолоджи Инвестментс Ллс | Катализаторы для получения алкиленоксидов, имеющие улучшенную стабильность, эффективность и/или активность |
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| TWI772330B (zh) | 2016-10-14 | 2022-08-01 | 荷蘭商蜆殼國際研究所 | 用於定量分析氣態製程流之方法及設備 |
| RU2757051C2 (ru) | 2016-12-02 | 2021-10-11 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | Способы обработки катализатора эпоксидирования этилена и связанные способы получения оксида этилена |
| CN117101637A (zh) | 2017-01-05 | 2023-11-24 | 科学设计有限公司 | 载体、催化剂、生产它们的方法和生产环氧乙烷的方法 |
| TW202239752A (zh) | 2020-12-29 | 2022-10-16 | 荷蘭商蜆殼國際研究所 | 用於生產環氧乙烷之製程 |
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-
1999
- 1999-09-09 KR KR1020017003171A patent/KR100572966B1/ko not_active Expired - Fee Related
- 1999-09-09 RU RU2001110169/04A patent/RU2232049C2/ru not_active IP Right Cessation
- 1999-09-09 CA CA002343783A patent/CA2343783C/en not_active Expired - Fee Related
- 1999-09-09 ID IDW20010578A patent/ID28550A/id unknown
- 1999-09-09 TR TR2001/00748T patent/TR200100748T2/xx unknown
- 1999-09-09 WO PCT/EP1999/006721 patent/WO2000015333A1/en active IP Right Grant
- 1999-09-09 US US09/392,523 patent/US6368998B1/en not_active Expired - Lifetime
- 1999-09-09 BR BR9913600-7A patent/BR9913600A/pt not_active Application Discontinuation
- 1999-09-09 EP EP99944639A patent/EP1115485A1/en not_active Withdrawn
- 1999-09-09 CN CNB998108952A patent/CN1167500C/zh not_active Expired - Lifetime
- 1999-09-09 AU AU57469/99A patent/AU750895B2/en not_active Ceased
- 1999-09-09 JP JP2000569912A patent/JP4698835B2/ja not_active Expired - Lifetime
- 1999-09-13 GC GCP1999282 patent/GC0000069A/xx active
- 1999-09-14 MY MYPI99003960A patent/MY121089A/en unknown
- 1999-10-19 TW TW088118047A patent/TWI232133B/zh not_active IP Right Cessation
-
2001
- 2001-02-26 IN IN171DE2001 patent/IN218010B/en unknown
- 2001-03-07 ZA ZA200101901A patent/ZA200101901B/en unknown
- 2001-03-12 MX MXPA01002590 patent/MXPA01002590A/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JP4698835B2 (ja) | 2011-06-08 |
| AU5746999A (en) | 2000-04-03 |
| MY121089A (en) | 2005-12-30 |
| KR100572966B1 (ko) | 2006-04-24 |
| TR200100748T2 (tr) | 2001-08-21 |
| TWI232133B (en) | 2005-05-11 |
| WO2000015333A1 (en) | 2000-03-23 |
| CA2343783C (en) | 2008-02-12 |
| CN1317990A (zh) | 2001-10-17 |
| GC0000069A (en) | 2004-06-30 |
| RU2232049C2 (ru) | 2004-07-10 |
| CA2343783A1 (en) | 2000-03-23 |
| ID28550A (id) | 2001-05-31 |
| US6368998B1 (en) | 2002-04-09 |
| CN1167500C (zh) | 2004-09-22 |
| AU750895B2 (en) | 2002-08-01 |
| MXPA01002590A (es) | 2001-08-01 |
| IN2001DE00171A (en:Method) | 2007-09-28 |
| EP1115485A1 (en) | 2001-07-18 |
| JP2002524245A (ja) | 2002-08-06 |
| KR20010079796A (ko) | 2001-08-22 |
| BR9913600A (pt) | 2001-05-22 |
| IN218010B (en:Method) | 2008-06-13 |
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