BE859663A - Werkwijze ter verbetering van de werkzaamheid van zilverkatalysatoren - Google Patents

Werkwijze ter verbetering van de werkzaamheid van zilverkatalysatoren

Info

Publication number
BE859663A
BE859663A BE1008437A BE1008437A BE859663A BE 859663 A BE859663 A BE 859663A BE 1008437 A BE1008437 A BE 1008437A BE 1008437 A BE1008437 A BE 1008437A BE 859663 A BE859663 A BE 859663A
Authority
BE
Belgium
Prior art keywords
efficacy
procedure
improve
silver catalysts
catalysts
Prior art date
Application number
BE1008437A
Other languages
English (en)
Dutch (nl)
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of BE859663A publication Critical patent/BE859663A/xx

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
    • B01J23/54—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
    • B01J23/90—Regeneration or reactivation
    • B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the 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
    • 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
    • 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
    • Y02P20/584—Recycling of catalysts

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE1008437A 1976-10-21 1977-10-13 Werkwijze ter verbetering van de werkzaamheid van zilverkatalysatoren BE859663A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB43712/76A GB1575810A (en) 1976-10-21 1976-10-21 Process for the performance of silver catalysts

Publications (1)

Publication Number Publication Date
BE859663A true BE859663A (nl) 1978-04-13

Family

ID=10429992

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1008437A BE859663A (nl) 1976-10-21 1977-10-13 Werkwijze ter verbetering van de werkzaamheid van zilverkatalysatoren

Country Status (18)

Country Link
US (1) US4125480A (xx)
JP (1) JPS5948663B2 (xx)
AU (1) AU508498B2 (xx)
BE (1) BE859663A (xx)
CA (1) CA1102779A (xx)
CS (1) CS196393B2 (xx)
DE (1) DE2746976A1 (xx)
ES (2) ES463341A1 (xx)
FR (1) FR2368298A1 (xx)
GB (1) GB1575810A (xx)
IN (1) IN147546B (xx)
IT (1) IT1087024B (xx)
MX (1) MX147893A (xx)
NL (1) NL7711467A (xx)
PL (1) PL104619B1 (xx)
PT (1) PT67173B (xx)
SE (1) SE434917B (xx)
TR (1) TR19661A (xx)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2740480B2 (de) * 1977-09-08 1979-07-05 Hoechst Ag, 6000 Frankfurt Verfahren zur Verbesserung der Wirksamkeit von Silber-Trägerkatalysatoren
DE2861030D1 (en) * 1977-11-19 1981-11-26 Basf Ag Process for preparing an ethylene oxide catalyst
JPS5524665U (xx) * 1978-08-04 1980-02-18
DE2904919A1 (de) * 1979-02-09 1980-08-21 Basf Ag Verfahren zur herstellung und regenerierung von traegerkatalysatoren sowie deren verwendung fuer die herstellung von aethylenoxid
DE2916887C2 (de) * 1979-04-26 1981-12-17 Chemische Werke Hüls AG, 4370 Marl Verfahren zum Aktivieren oder Reaktivieren von Silber-Träger-Katalysatoren
DE2936036A1 (de) * 1979-09-06 1981-04-02 EC Erdölchemie GmbH, 5000 Köln Verfahren zur herstellung von ethylenoxid
DE2938245A1 (de) * 1979-09-21 1981-04-09 Hoechst Ag, 6000 Frankfurt Verfahren zur verbesserung der wirksamkeit von silber-traegerkatalysatoren
US4419276A (en) * 1981-09-30 1983-12-06 Union Carbide Corporation Silver catalyst for the manufacture of ethylene oxide and a process for preparing the catalyst
DE3229541A1 (de) * 1982-08-07 1984-02-09 Hoechst Ag, 6230 Frankfurt Verfahren zur verbesserung der wirksamkeit von gebrauchten silber-traegerkatalysatoren
DE3426699A1 (de) * 1984-07-20 1986-01-23 Hoechst Ag, 6230 Frankfurt Verfahren zur verbesserung der wirksamkeit von silbertraegerkatalysatoren
EP0937498B1 (en) * 1998-02-20 2004-08-18 Nippon Shokubai Co., Ltd. Silver catalyst for production of ethylene Oxide, method for production thereof, and method for production of ethylene oxide
US7232786B2 (en) 1998-09-14 2007-06-19 Shell Oil Company Catalyst composition
AU757735B2 (en) * 1998-09-14 2003-03-06 Shell Internationale Research Maatschappij B.V. Epoxidation catalyst carrier, preparation and use thereof
US7504525B2 (en) * 1998-09-14 2009-03-17 Shell Oil Company Catalyst composition
TR200100748T2 (tr) 1998-09-14 2001-08-21 Shell Internationale Research Maatschappij B.V. Katalitik özelliklerin geliştirilmesi amacıyla katalizör yüzeyinden iyonlaşabilir türlerin çıkarılması için bir işlem
US7232918B2 (en) * 2001-11-06 2007-06-19 Shell Oil Company Catalyst composition
US6455713B1 (en) * 1998-09-14 2002-09-24 Eastman Chemical Company Reactivation of Cs-promoted, Ag catalysts for the selective epoxidation of butadiene to 3,4-epoxy-1-butene
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
MX260863B (es) 2003-05-07 2008-09-26 Shell Int Research Catalizadores que contienen plata, su elaboracion y uso de los mismos.
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
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
KR20070057974A (ko) * 2004-09-24 2007-06-07 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 성형 입자의 선택방법, 시스템 설치방법, 이러한시스템에서 기체성 공급원료를 반응시키는 방법, 컴퓨터프로그램 제품 및 컴퓨터 시스템
US8357812B2 (en) * 2005-12-22 2013-01-22 Shell Oil Company Process for preparing a rejuvenated epoxidation catalyst
GB2433502A (en) * 2005-12-22 2007-06-27 Shell Int Research Epoxidation of an olefin by reacting olefin, oxygen & catalyst in a microchannel reactor, and chemicals derivable from an olefin oxide
US7704908B2 (en) 2005-12-22 2010-04-27 Shell Oil Company Method for reusing rhenium from a donor spent epoxidation catalyst
EP2125202A2 (en) 2006-11-20 2009-12-02 Shell Internationale Research Maatschappij B.V. A process for treating a carrier, a process for preparing a catalyst, the catalyst, and use of the catalyst
CN102463141B (zh) 2010-11-02 2015-05-06 中国石油化工股份有限公司 一种氧化铝载体、其制备方法、由其制成的银催化剂及其应用
EP3484860B1 (en) * 2016-07-18 2021-01-13 Scientific Design Company, Inc. Epoxidation process
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2194602A (en) * 1938-12-29 1940-03-26 Carbide & Carbon Chem Corp Activation of silver catalysts
US4010115A (en) * 1972-01-07 1977-03-01 Shell Oil Company Catalyst for the oxidation of ethylene to ethylene oxide
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
DE2519599C2 (de) 1975-05-02 1977-02-17 Hoechst Ag Verfahren zum reaktivieren von gebrauchten silber-traegerkatalysatoren
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

Also Published As

Publication number Publication date
FR2368298A1 (fr) 1978-05-19
PL104619B1 (pl) 1979-08-31
FR2368298B1 (xx) 1981-11-13
PT67173A (en) 1977-11-01
DE2746976A1 (de) 1978-04-27
SE7711793L (sv) 1978-04-22
IN147546B (xx) 1980-03-29
US4125480A (en) 1978-11-14
SE434917B (sv) 1984-08-27
DE2746976C2 (xx) 1989-10-19
NL7711467A (nl) 1978-04-25
TR19661A (tr) 1979-10-05
AU2970277A (en) 1979-04-26
PL201605A1 (pl) 1978-05-22
CA1102779A (en) 1981-06-09
MX147893A (es) 1983-01-31
ES464830A1 (es) 1978-09-01
JPS5948663B2 (ja) 1984-11-28
IT1087024B (it) 1985-05-31
JPS5351195A (en) 1978-05-10
ES463341A1 (es) 1978-07-01
PT67173B (en) 1979-05-31
CS196393B2 (en) 1980-03-31
AU508498B2 (en) 1980-03-20
GB1575810A (en) 1980-10-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.

Effective date: 19921031