DE2951969A1 - Verfahren zur herstellung eines silberkatalysators - Google Patents

Verfahren zur herstellung eines silberkatalysators

Info

Publication number
DE2951969A1
DE2951969A1 DE19792951969 DE2951969A DE2951969A1 DE 2951969 A1 DE2951969 A1 DE 2951969A1 DE 19792951969 DE19792951969 DE 19792951969 DE 2951969 A DE2951969 A DE 2951969A DE 2951969 A1 DE2951969 A1 DE 2951969A1
Authority
DE
Germany
Prior art keywords
silver
solution
catalyst
impregnated
acid
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.)
Withdrawn
Application number
DE19792951969
Other languages
German (de)
English (en)
Inventor
Stanley Bruce Cavitt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texaco Development Corp
Original Assignee
Texaco Development Corp
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 Texaco Development Corp filed Critical Texaco Development Corp
Publication of DE2951969A1 publication Critical patent/DE2951969A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE19792951969 1979-02-26 1979-12-22 Verfahren zur herstellung eines silberkatalysators Withdrawn DE2951969A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/015,509 US4224194A (en) 1979-02-26 1979-02-26 Process for preparing an ethylene oxide catalyst

Publications (1)

Publication Number Publication Date
DE2951969A1 true DE2951969A1 (de) 1980-09-04

Family

ID=21771815

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792951969 Withdrawn DE2951969A1 (de) 1979-02-26 1979-12-22 Verfahren zur herstellung eines silberkatalysators

Country Status (12)

Country Link
US (1) US4224194A (enExample)
JP (1) JPS55114347A (enExample)
BE (1) BE880902A (enExample)
BR (1) BR7907609A (enExample)
CA (1) CA1133884A (enExample)
DE (1) DE2951969A1 (enExample)
ES (1) ES487377A1 (enExample)
FR (1) FR2449477A1 (enExample)
GB (1) GB2042362B (enExample)
IT (1) IT1129503B (enExample)
NL (1) NL7909066A (enExample)
SE (1) SE435683B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0057066B1 (en) * 1981-01-23 1985-03-13 Imperial Chemical Industries Plc Process for the production of ethylene oxide
DE3305805A1 (de) * 1983-02-19 1984-08-23 Basf Ag, 6700 Ludwigshafen Verfahren zur regenerierung von silberhaltigen traegerkatalysatoren fuer die herstellung von ethylenoxid
BR0312244B1 (pt) * 2002-06-28 2013-06-25 mÉtodo para melhorar a seletividade de um catalisador e um processo para a epoxidaÇço de uma olefina
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
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
CA2685512C (en) 2007-05-09 2016-12-06 Shell Internationale Research Maatschappij B.V. 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
WO2009137427A2 (en) * 2008-05-07 2009-11-12 Shell Oil Company A process for the start-up of an epoxidation process, a process for the production of ethylene oxide, a 1,2-diol, a 1,2-diol ether, a 1,2-carbonate, or an alkanolamine
KR101629038B1 (ko) * 2008-05-07 2016-06-09 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 산화올레핀, 1,2-디올, 1,2-디올 에테르, 1,2-카보네이트 또는 알칸올아민의 생산방법
EP3083040B1 (en) 2013-12-19 2025-03-05 Scientific Design LLC High-concentration silver solutions for ethylene oxide catalyst preparation
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2655738A1 (de) * 1975-12-29 1977-07-14 Texaco Development Corp Verfahren zur herstellung eines silberhaltigen katalysators und seine verwendung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2713586A (en) * 1950-12-09 1955-07-19 Ethyl Corp Process 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
US4012425A (en) * 1972-01-07 1977-03-15 Shell Oil Company Ethylene oxide process
GB1491447A (en) * 1973-12-05 1977-11-09 Ici Ltd Alkylene oxide production and catalysts therefor
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
DE2636680C3 (de) * 1976-08-14 1979-04-05 Hoechst Ag, 6000 Frankfurt Verfahren zur Verbesserung der Wirksamkeit von Silber-Trägerkatalysatoren
US4097414A (en) * 1976-08-30 1978-06-27 Texaco Development Corp. Modified ethylene oxide catalyst and a process for its preparation
JPS54126505A (en) * 1978-03-24 1979-10-01 Sony Corp Record player system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2655738A1 (de) * 1975-12-29 1977-07-14 Texaco Development Corp Verfahren zur herstellung eines silberhaltigen katalysators und seine verwendung

Also Published As

Publication number Publication date
JPS55114347A (en) 1980-09-03
BE880902A (fr) 1980-06-27
ES487377A1 (es) 1980-10-01
SE435683B (sv) 1984-10-15
GB2042362B (en) 1983-04-13
FR2449477A1 (fr) 1980-09-19
GB2042362A (en) 1980-09-24
FR2449477B1 (enExample) 1984-09-21
NL7909066A (nl) 1980-08-28
SE7910538L (sv) 1980-08-27
US4224194A (en) 1980-09-23
CA1133884A (en) 1982-10-19
BR7907609A (pt) 1980-09-09
IT7928449A0 (it) 1979-12-28
IT1129503B (it) 1986-06-04

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee