ATE170425T1 - Alkylenoxid-katalysator mit verbesserter aktivität und/oder stabilität - Google Patents

Alkylenoxid-katalysator mit verbesserter aktivität und/oder stabilität

Info

Publication number
ATE170425T1
ATE170425T1 AT91202653T AT91202653T ATE170425T1 AT E170425 T1 ATE170425 T1 AT E170425T1 AT 91202653 T AT91202653 T AT 91202653T AT 91202653 T AT91202653 T AT 91202653T AT E170425 T1 ATE170425 T1 AT E170425T1
Authority
AT
Austria
Prior art keywords
stability
alkylene oxide
oxide catalyst
improved activity
cobalt component
Prior art date
Application number
AT91202653T
Other languages
English (en)
Inventor
Albert Cheng-Yu Liu
Erlind Magnus Thorsteinson
Hwaili Soo
James Herndon Mccain
David Michael Minahan
Original Assignee
Union Carbide Chem Plastic
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Union Carbide Chem Plastic filed Critical Union Carbide Chem Plastic
Application granted granted Critical
Publication of ATE170425T1 publication Critical patent/ATE170425T1/de

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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • 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
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8913—Cobalt and noble metals
    • 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
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AT91202653T 1990-10-12 1991-10-11 Alkylenoxid-katalysator mit verbesserter aktivität und/oder stabilität ATE170425T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59624190A 1990-10-12 1990-10-12

Publications (1)

Publication Number Publication Date
ATE170425T1 true ATE170425T1 (de) 1998-09-15

Family

ID=27535840

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91202653T ATE170425T1 (de) 1990-10-12 1991-10-11 Alkylenoxid-katalysator mit verbesserter aktivität und/oder stabilität

Country Status (10)

Country Link
US (1) US6511938B1 (de)
EP (1) EP0480538B1 (de)
JP (2) JP2720124B2 (de)
KR (1) KR0147853B1 (de)
AT (1) ATE170425T1 (de)
AU (1) AU656537B2 (de)
CA (1) CA2053411C (de)
DE (1) DE69130098T2 (de)
DK (1) DK0480538T3 (de)
ES (1) ES2120412T3 (de)

Families Citing this family (92)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5861519A (en) * 1997-05-23 1999-01-19 Arco Chemical Technology, L.P. Propylene oxide process using alkaline earth metal compound-supported silver catalysts containing tungsten and potassium promoters
EP1002575B1 (de) * 1998-11-17 2005-03-30 Nippon Shokubai Co., Ltd. Katalysatorträger zur Verwendung in der Herstellung von Ethylenoxid
EP1458699B1 (de) * 2001-11-20 2005-11-09 Shell Internationale Researchmaatschappij B.V. Verfahren und systeme zur epoxidierung eines olefins
US7193094B2 (en) 2001-11-20 2007-03-20 Shell Oil Company Process and systems for the epoxidation of an olefin
EP1511563B1 (de) * 2002-02-25 2012-11-28 Shell Internationale Research Maatschappij B.V. Silberkatalysator auf einem träger und seine verwendung in einem epoxidierungsverfahren
US6831037B2 (en) 2002-02-25 2004-12-14 Saint-Gobain Norpro Corporation Catalyst carriers
CN1665797B (zh) 2002-06-28 2011-09-14 国际壳牌研究有限公司 环氧化方法的开车方法和烯烃环氧化方法
MX256050B (es) * 2002-06-28 2008-04-07 Shell Int Research Metodo para mejorar la selectividad de un catalizador y un proceso de epoxidacion de una olefina.
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
ATE376879T1 (de) 2003-04-01 2007-11-15 Shell Int Research Olefinepoxidationsverfahren und katalysator zur verwendung bei dem verfahren
US7348444B2 (en) * 2003-04-07 2008-03-25 Shell Oil Company Process for the production of an olefin 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
EP1624964B1 (de) * 2003-05-07 2019-07-31 Shell International Research Maatschappij B.V. Silberhaltige katalysatoren, herstellung solcher silberhaltigen katalysatoren sowie deren verwendung
US20040225138A1 (en) * 2003-05-07 2004-11-11 Mcallister Paul Michael Reactor system and process for the manufacture of ethylene oxide
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
CN1860109B (zh) * 2003-09-29 2010-11-10 陶氏技术投资有限责任公司 使用气相助催化剂系统制备烯化氧的方法
EP2277622B1 (de) * 2003-10-16 2013-01-09 Dow Technology Investments LLC Herstellungsverfahren von Katalysatoren mit verbesserter Stabilit, Effizienz und/oder Aktivität für die Herstellung von Alkylenoxiden
EP1737571B1 (de) * 2004-01-20 2016-06-22 Shell Internationale Research Maatschappij B.V. Verfahren zur wiederherstellung der katalytischen aktivität eines verbrauchten hydrobehandlungskatalysators
TW200602123A (en) * 2004-04-01 2006-01-16 Shell Int Research Process for preparing a catalyst, the catalyst, and a use of the catalyst
TW200613056A (en) * 2004-04-01 2006-05-01 Shell Int Research A process for preparing a silver catalyst, the catalyst, and a use of the catalyst for olefin oxidation
TW200600190A (en) * 2004-04-01 2006-01-01 Shell Int Research Process for preparing a silver catalyst, the catalyst, and use thereof in olefin oxidation
CA2575165C (en) * 2004-08-12 2014-03-18 Velocys Inc. Process for converting ethylene to ethylene oxide using microchannel process technology
KR20070058576A (ko) * 2004-09-01 2007-06-08 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 올레핀 에폭시화 방법, 이 방법에 사용되는 촉매, 이촉매의 제조에 사용되는 담체, 및 이 담체의 제조방법
BRPI0515905A (pt) * 2004-09-24 2008-08-12 Shell Int Research processo para selecionar partìculas moldadas, um processo para instalar um sistema, um processo para reagir uma carga de alimentação gasosa em um tal sistema, um produto de programa de computação e um sistema de computação
EP1890807B1 (de) 2005-06-07 2019-04-03 Shell International Research Maatschappij B.V. Katalysator, verfahren zur herstellung des katalysators und ein verfahren zur herstellung eines olefinoxids, eines 1,2-diols, eines 1,2-diolethers oder eines alkanolamins
EP1901842B8 (de) 2005-06-07 2019-10-30 Saint-Gobain Ceramics & Plastics, Inc. Katalysatorträger
CN101410178A (zh) * 2006-02-03 2009-04-15 国际壳牌研究有限公司 催化剂的处理方法，催化剂和催化剂的用途
TWI466718B (zh) * 2006-04-18 2015-01-01 Dow Global Technologies Llc 環氧烷催化劑及其用途
WO2008030386A1 (en) 2006-09-01 2008-03-13 Dow Global Technologies Inc. Improved control and optimization of process for making ethylene oxide
US7932408B2 (en) 2006-09-29 2011-04-26 Scientific Design Company, Inc. Catalyst with bimodal pore size distribution and the use thereof
US7977274B2 (en) 2006-09-29 2011-07-12 Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg Catalyst with bimodal pore size distribution and the use thereof
JP4267015B2 (ja) * 2006-09-29 2009-05-27 株式会社日本触媒 エチレンオキシド製造用触媒およびエチレンオキシドの製造方法
TWI454427B (zh) 2006-11-01 2014-10-01 Dow Global Technologies Llc α-氧化鋁之成形多孔體及其製備方法
RU2443758C2 (ru) * 2006-11-21 2012-02-27 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи Способ удаления ртути из углеводородного исходного сырья
EP2152681B1 (de) * 2007-05-09 2017-03-29 Shell Internationale Research Maatschappij B.V. Epoxidierungskatalysator, verfahren zur herstellung des katalysators und verfahren zur herstellung eines olefinoxids, eines 1,2-diols, eines 1,2-diolethers, eines 1,2-carbonats oder eines alkanolamins
KR20100017689A (ko) 2007-05-09 2010-02-16 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 에폭시화 촉매, 이 촉매의 제조방법, 및 산화올레핀, 1,2-디올, 1,2-디올 에테르, 1,2-카보네이트 또는 알칸올아민의 생산 방법
US7803957B2 (en) * 2007-09-11 2010-09-28 Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg Ethylene oxide production using fixed moderator concentration
DE102008014910A1 (de) * 2008-03-19 2009-09-24 Basf Se Verwendung eines geträgerten edelmetallhaltigen Katalysators zur oxidativen Dehydrierung
JP5165441B2 (ja) * 2008-03-31 2013-03-21 株式会社日本触媒 エチレンオキシド製造用触媒および該触媒を用いたエチレンオキシドの製造方法
JP5868703B2 (ja) * 2008-05-07 2016-02-24 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 オレフィンオキシド、１，２−ジオール、１，２−ジオールエーテル、１，２−カーボネートまたはアルカノールアミンの製造方法
EP2297124B1 (de) * 2008-05-07 2013-08-21 Shell Internationale Research Maatschappij B.V. Verfahren zum einleiten eines epoxidierungsverfahrens, verfahren zur herstellung von ethylenoxid, einem 1,2-diol, einem 1,2-diolether, einem 1,2-carbonat oder einem alkanolamin
EP2315737A2 (de) * 2008-08-05 2011-05-04 Dow Technology Investments LLC Zweistufiges gasphasenverfahren zur herstellung von alkylenglycol
CN102414188B (zh) 2009-04-21 2015-05-27 陶氏技术投资有限公司 使用高效催化剂的获得并保持指定的环氧烷生产参数的改进方法
TWI508955B (zh) 2009-04-21 2015-11-21 Dow Technology Investments Llc 以高效率催化劑隨其老化時製備環氧烷之簡化方法
US8084632B2 (en) 2009-04-21 2011-12-27 Dow Technology Investments Llc Methods for enhancing the efficiency of rhenium-promoted epoxidation catalysts and epoxidation methods utilizing these
KR101745736B1 (ko) * 2009-04-21 2017-06-09 다우 테크놀로지 인베스트먼츠 엘엘씨. 에폭시화 반응 및 이의 조작 조건
WO2010126680A2 (en) 2009-04-29 2010-11-04 Dow Technology Investments Llc Porous body precursors, shaped porous bodies, processes for making them, and end-use products based upon the same
CN102333767B (zh) 2009-12-28 2014-12-03 陶氏技术投资有限公司 控制氯化银在环氧烷生产中的银催化剂上的产生的方法
US9073034B2 (en) 2010-03-17 2015-07-07 Dow Technology Investments Llc Efficient fixed bed platform for production of ethylene oxide by partial oxidation of ethylene using catalyst of wide selectivity
CN103261180B (zh) 2010-12-10 2016-05-25 陶氏技术投资有限责任公司 在使用高效催化剂制造环氧烷工艺中降低环氧烷生产参数值的方法
EP2651908B1 (de) 2010-12-15 2016-02-24 Dow Technology Investments LLC Verfahren zum starten eines verfahrens zur herstellung eines alkylenoxids unter verwendung eines hochleistungskatalysators
EP2714670B2 (de) * 2011-04-29 2022-03-02 Shell Internationale Research Maatschappij B.V. Verfahren zur verbesserung der selektivität eines eo-katalysator
JP6174573B2 (ja) 2011-05-30 2017-08-02 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 構造体の試験方法及びこれを用いた選択方法
JP6151685B2 (ja) 2011-06-06 2017-06-21 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 エポキシ化触媒の製造方法及びそれを用いたエポキシ化方法
US9162215B2 (en) 2011-10-31 2015-10-20 Dow Technology Investments Llc Methods for producing epoxidation catalysts and epoxidation methods utilizing these
CN104080778B (zh) 2011-12-09 2016-08-24 陶氏技术投资有限责任公司 在利用高效催化剂制造环氧烷的工艺中保持环氧烷生产参数值的方法
WO2013095888A1 (en) 2011-12-19 2013-06-27 Dow Technology Investments Llc Method of formulating alkylene oxide catalyst in relation to catalyst reference properties
EP2797715A4 (de) 2011-12-30 2016-04-20 Saint Gobain Ceramics Geformte schleifpartikel und verfahren zu ihrer herstellung
JP5966019B2 (ja) 2012-01-10 2016-08-10 サン−ゴバン セラミックス アンド プラスティクス，インコーポレイティド 複雑形状を有する研磨粒子およびその形成方法
EP2830759A1 (de) 2012-03-27 2015-02-04 Dow Technology Investments LLC Verfahren zur herstellung eines manganhaltigen geträgerten silberkatalysatorzwischenprodukts
KR20150013704A (ko) 2012-05-04 2015-02-05 바스프 에스이 알켄의 에폭시화용 촉매
US9079154B2 (en) 2012-05-04 2015-07-14 Basf Se Catalyst for the epoxidation of alkenes
CN110013795A (zh) 2012-05-23 2019-07-16 圣戈本陶瓷及塑料股份有限公司 成形磨粒及其形成方法
US9440332B2 (en) 2012-10-15 2016-09-13 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
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
CN105143161B (zh) 2013-03-15 2018-08-10 陶氏技术投资有限责任公司 用于制造环氧乙烷的方法
CA2907372C (en) 2013-03-29 2017-12-12 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
WO2015087194A1 (en) 2013-12-09 2015-06-18 Basf Se Catalyst for the epoxidation of alkenes
BR112016015029B1 (pt) 2013-12-31 2021-12-14 Saint-Gobain Abrasifs Artigo abrasivo incluindo partículas abrasivas moldadas
US9771507B2 (en) 2014-01-31 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
MX2016013465A (es) 2014-04-14 2017-02-15 Saint-Gobain Ceram & Plastics Inc Articulo abrasivo que incluye particulas abrasivas conformadas.
US9914864B2 (en) 2014-12-23 2018-03-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
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
CN107636109A (zh) 2015-03-31 2018-01-26 圣戈班磨料磨具有限公司 固定磨料制品和其形成方法
TWI634200B (zh) 2015-03-31 2018-09-01 聖高拜磨料有限公司 固定磨料物品及其形成方法
EP3307483B1 (de) 2015-06-11 2020-06-17 Saint-Gobain Ceramics&Plastics, Inc. Schleifartikel mit geformten schleifpartikeln
WO2017197002A1 (en) 2016-05-10 2017-11-16 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles and methods of forming same
CN109415615A (zh) 2016-05-10 2019-03-01 圣戈本陶瓷及塑料股份有限公司 磨料颗粒及其形成方法
WO2018017453A1 (en) * 2016-07-18 2018-01-25 Scientific Design Company, Inc. Epoxidation process
JP2019524439A (ja) 2016-08-08 2019-09-05 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ エチレンのエチレンオキシドへの酸化用触媒
TWI772322B (zh) 2016-09-02 2022-08-01 美商陶氏科技投資有限公司 製備環氧化催化劑之方法
EP4349896A3 (de) 2016-09-29 2024-06-12 Saint-Gobain Abrasives, Inc. Feste schleifartikel und verfahren zur formung davon
US11801493B2 (en) 2016-12-02 2023-10-31 Shell Usa, Inc. Methods for conditioning an ethylene epoxidation catalyst and associated methods for the production of ethylene oxide
US10563105B2 (en) 2017-01-31 2020-02-18 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
EP3642293A4 (de) 2017-06-21 2021-03-17 Saint-Gobain Ceramics&Plastics, Inc. Teilchenförmige materialien und verfahren zur herstellung davon
WO2019020793A1 (en) 2017-07-28 2019-01-31 Basf Se PROCESS FOR PRODUCING A MOLDED CATALYST BODY COMPRISING SILVER APPLIED TO AN ALUMINUM CARRIER
SG11202005995SA (en) 2017-12-28 2020-07-29 Dow Technology Investments Llc Process for preparing an epoxidation catalyst
TWI808125B (zh) 2018-02-07 2023-07-11 德商巴斯夫歐洲公司 有效地將乙烯氧化轉化為環氧乙烷之催化劑
WO2019245859A1 (en) 2018-06-21 2019-12-26 The J. David Gladstone Institutes Generation of a population of hindbrain cells and hindbrain-like organoids from pluripotent stem cells
US11772082B1 (en) 2018-06-21 2023-10-03 Avn Corporation Catalyst supports—composition and process of manufacture
WO2021038027A1 (en) * 2019-08-28 2021-03-04 Basf Se Process for preparing an epoxidation catalyst
CN114867582B (zh) 2019-12-27 2024-10-18 圣戈本陶瓷及塑料股份有限公司 磨料制品及其形成方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2040782A (en) 1936-05-12 Manufacture of olefine oxides
US2279469A (en) * 1942-04-14 Process of making olefin oxides
US2605239A (en) 1952-07-29 Coprecipitated silver-beryllium
US2615899A (en) * 1949-06-23 1952-10-28 Du Pont Catalyst and process for ethylene oxide manufacture
US2615900A (en) 1949-06-23 1952-10-28 Du Pont Process and catalyst for producing ethylene oxide
US3844981A (en) 1969-12-23 1974-10-29 Exxon Research Engineering Co Method for preparation of olefin oxidation catalyst
US3775352A (en) 1971-03-22 1973-11-27 Shell Oil Co Metal-polymer matrices and their preparation
JPS516993B2 (de) * 1971-10-07 1976-03-03
JPS5741471B2 (de) * 1973-01-22 1982-09-03
JPS5741470B2 (de) * 1973-01-22 1982-09-03
GB1491447A (en) 1973-12-05 1977-11-09 Ici Ltd Alkylene oxide production and catalysts therefor
JPS5929293B2 (ja) 1977-07-01 1984-07-19 株式会社日本触媒 酸化エチレン製造用銀担持触媒の製造方法
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
FR2597098B1 (fr) 1986-04-11 1989-01-13 Atochem Catalyseurs a base d'argent pour la fabrication d'oxyde d'ethylene
US4908343A (en) * 1987-02-20 1990-03-13 Union Carbide Chemicals And Plastics Company Inc. Catalyst composition for oxidation of ethylene to ethylene oxide
US4845253A (en) * 1987-11-23 1989-07-04 The Dow Chemical Company Silver-based catalyst for vapor phase oxidation of olefins to epoxides
US4897376A (en) 1988-06-27 1990-01-30 Scientific Design Company, Inc. Process for preparing a catalyst for oxidation of ethylene to ethylene oxide
CA1337722C (en) * 1989-04-18 1995-12-12 Madan Mohan Bhasin Alkylene oxide catalysts having enhanced activity and/or stability
US5112795A (en) 1990-10-12 1992-05-12 Union Carbide Chemicals & Plastics Technology Corporation Supported silver catalyst, and processes for making and using same
US5407888A (en) 1992-05-12 1995-04-18 Basf Aktiengesellschaft Silver catalyst

Also Published As

Publication number Publication date
AU656537B2 (en) 1995-02-09
JP2720124B2 (ja) 1998-02-25
ES2120412T3 (es) 1998-11-01
KR0147853B1 (ko) 1998-08-17
DE69130098D1 (de) 1998-10-08
DK0480538T3 (da) 1998-11-02
US6511938B1 (en) 2003-01-28
EP0480538A1 (de) 1992-04-15
AU8576191A (en) 1992-04-30
CA2053411A1 (en) 1992-04-13
KR920007688A (ko) 1992-05-27
DE69130098T2 (de) 1999-04-01
CA2053411C (en) 1997-06-03
JPH04305246A (ja) 1992-10-28
JPH05305237A (ja) 1993-11-19
EP0480538B1 (de) 1998-09-02

Similar Documents

Publication Publication Date Title
DE69130098D1 (de) Alkylenoxid-Katalysator mit verbesserter Aktivität und/oder Stabilität
ATE116976T1 (de) Alkylenoxid-katalysator mit verbesserter aktivität und/oder stabilität.
DK0425020T3 (da) Alkylenoxid-katalysatorer med højt sølvindhold
DE69525648D1 (de) Herstellung eines silberkatalysators
BG81605A (bg) Катализатор и метод за каталитично получаване на етиленов окис
ES2162300T3 (es) Catalizador de oxidacion y un procedimiento para la obtencion de epoxidos a partir de olefinas, hidrogeno y oxigeno con empleo del catalizador de oxidacion.
ES8407297A1 (es) Procedimiento para la preparacion de catalizadores de plata.
BR7707210A (pt) Processo para melhorar a atividade dos catalisadores de suporte de prata,destinados a oxidacao direta de etileno formado oxido de etileno,com oxigenio molecular ou ar
DE3682648D1 (de) Katalysator zur reduzierung von stickstoffoxiden.
ES2062669T3 (es) Proceso catalizador para preparar carbonatos organicos.
DE69016559D1 (de) Epoxydierungsverfahren.
DE3669720D1 (de) Organische nickel-verbindungen, deren herstellung und verwendung als polymerisationskatalysatoren.
SE8008888L (sv) Katalysator och anvendning derav
DE3776832D1 (de) Katalysator zur reduktiven umwandlung von stickoxiden in abgasen.
ATE26434T1 (de) Herstellung von trimangantetroxid.
ATE102938T1 (de) Herstellung cyclischer carbonate.
DE68900369D1 (de) Kohlenoxid-calzinierung von methanolspaltkatalysatoren.
DE3868140D1 (de) Amorphe feuerfeste zusammenstellung, deren herstellung und verwendung als katalysatortraeger.
DE69011678D1 (de) Herstellung von aldehyden.
JPS52111482A (en) Flue gas denitration catalyst with high activity
ATE72144T1 (de) Amorphe feuerfeste zusammenstellung, deren herstellung und verwendung als katalysatortraeger.
EP0264017A3 (en) Pharmaceutical compositions having healing activity
MX9203337A (es) 5-aril-2,4-dialquil-3h- 1,2,4-triazol-3-tionas utiles como antidepresores.

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee