BR8303482A - Catalisador de prata,processo para a sua preparacao e sua aplicacao - Google Patents

Catalisador de prata,processo para a sua preparacao e sua aplicacao

Info

Publication number
BR8303482A
BR8303482A BR8303482A BR8303482A BR8303482A BR 8303482 A BR8303482 A BR 8303482A BR 8303482 A BR8303482 A BR 8303482A BR 8303482 A BR8303482 A BR 8303482A BR 8303482 A BR8303482 A BR 8303482A
Authority
BR
Brazil
Prior art keywords
preparation
application
silver catalyst
silver
catalyst
Prior art date
Application number
BR8303482A
Other languages
English (en)
Inventor
Siegfried Rebsdat
Sigmund Mayer
Josef Alfranseder
Original Assignee
Hoechst Ag
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
Priority claimed from DE19823224323 external-priority patent/DE3224323A1/de
Priority claimed from DE19823224322 external-priority patent/DE3224322A1/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BR8303482A publication Critical patent/BR8303482A/pt

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
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • B01J37/0205—Impregnation in several steps
    • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BR8303482A 1982-06-30 1983-06-29 Catalisador de prata,processo para a sua preparacao e sua aplicacao BR8303482A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823224323 DE3224323A1 (de) 1982-06-30 1982-06-30 Silberkatalysatoren, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von ethylenoxid
DE19823224322 DE3224322A1 (de) 1982-06-30 1982-06-30 Silberkatalysatoren, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von ethylenoxid

Publications (1)

Publication Number Publication Date
BR8303482A true BR8303482A (pt) 1984-02-07

Family

ID=25802690

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8303482A BR8303482A (pt) 1982-06-30 1983-06-29 Catalisador de prata,processo para a sua preparacao e sua aplicacao

Country Status (14)

Country Link
US (1) US4458032A (pt)
EP (1) EP0097935B1 (pt)
AU (1) AU558160B2 (pt)
BG (1) BG37835A3 (pt)
BR (1) BR8303482A (pt)
CA (1) CA1197227A (pt)
CS (1) CS240965B2 (pt)
DE (1) DE3377405D1 (pt)
ES (1) ES523647A0 (pt)
HU (1) HUT34373A (pt)
MX (1) MX162490A (pt)
PL (1) PL242748A1 (pt)
RO (1) RO90187A (pt)
SU (1) SU1218921A3 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216844A (ja) * 1984-04-13 1985-10-30 Nippon Shokubai Kagaku Kogyo Co Ltd エチレンオキシド製造用銀触媒
DE3582097D1 (de) * 1984-08-21 1991-04-18 Mitsubishi Petrochemical Co Silberkatalysator fuer die herstellung von ethylenoxid aus ethylen und verfahren zu dessen herstellung.
GB8613818D0 (en) * 1986-06-06 1986-07-09 Ici Plc Catalysts
DE3528313A1 (de) * 1985-08-07 1987-02-12 Basf Ag Silberkatalysator, seine herstellung und verwendung
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
TW426545B (en) * 1997-12-25 2001-03-21 Nippon Catalytic Chem Ind Silver catalyst for production of ethylene oxide, method for production thereof, and method for production of ethylene oxide
US6987080B2 (en) * 2002-03-01 2006-01-17 Scientific Design Company, Inc. Ethylene oxide catalyst carrier preparation
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 (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
TW200602123A (en) * 2004-04-01 2006-01-16 Shell Int Research Process for preparing a catalyst, the catalyst, and a use of the catalyst
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
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
MX2007003418A (es) * 2004-09-24 2007-05-07 Shell Int Research Proceso para seleccionar particulas moldeadas, proceso para instalar un sistema, proceso para hacer reaccionar una alimentacion gaseosa de este sistema, producto de programa de computo y sistema de computo.
EP4066968A4 (en) * 2019-11-28 2023-08-02 M. Technique Co., Ltd. PROCESS FOR PRODUCTION OF FINE SILVER PARTICLES

Family Cites Families (8)

* Cited by examiner, † Cited by third party
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
GB1489335A (en) * 1973-10-26 1977-10-19 Shell Int Research Catalyst for the production of ethylene oxide
US4066575A (en) * 1976-07-26 1978-01-03 Halcon International, Inc. Process for the preparation of a supported silver catalyst
GB1594362A (en) * 1977-05-23 1981-07-30 Ici Ltd Production of alkylene oxides 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
DE2914640C2 (de) * 1979-04-11 1986-01-30 Hüls AG, 4370 Marl Verfahren zur Herstellung von Silberkatalysatoren für die Herstellung von Ethylenoxid
DE2938245A1 (de) * 1979-09-21 1981-04-09 Hoechst Ag, 6000 Frankfurt Verfahren zur verbesserung der wirksamkeit von silber-traegerkatalysatoren
JPS57107240A (en) * 1980-12-26 1982-07-03 Nippon Shokubai Kagaku Kogyo Co Ltd Production of silver catalyst for producing ethylene oxide

Also Published As

Publication number Publication date
PL242748A1 (en) 1984-07-02
MX162490A (es) 1991-05-13
AU1639283A (en) 1984-01-05
CS479083A2 (en) 1985-06-13
AU558160B2 (en) 1987-01-22
HUT34373A (en) 1985-03-28
ES8407297A1 (es) 1984-10-01
BG37835A3 (en) 1985-08-15
DE3377405D1 (en) 1988-08-25
EP0097935B1 (de) 1988-07-20
US4458032A (en) 1984-07-03
SU1218921A3 (ru) 1986-03-15
EP0097935A3 (en) 1985-10-02
EP0097935A2 (de) 1984-01-11
RO90187A (ro) 1986-09-30
CA1197227A (en) 1985-11-26
CS240965B2 (en) 1986-03-13
ES523647A0 (es) 1984-10-01

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