BG37835A3 - Method for preparing silver catalyst - Google Patents

Method for preparing silver catalyst

Info

Publication number
BG37835A3
BG37835A3 BG061470A BG6147083A BG37835A3 BG 37835 A3 BG37835 A3 BG 37835A3 BG 061470 A BG061470 A BG 061470A BG 6147083 A BG6147083 A BG 6147083A BG 37835 A3 BG37835 A3 BG 37835A3
Authority
BG
Bulgaria
Prior art keywords
silver
application
promoter
entire amount
impregnation
Prior art date
Application number
BG061470A
Other languages
Bulgarian (bg)
English (en)
Inventor
Siegfried Rebsdat
Sigmund Mayer
Josef Alfranseder
Original Assignee
Hoechst Aktiengesellschaft
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 Aktiengesellschaft filed Critical Hoechst Aktiengesellschaft
Publication of BG37835A3 publication Critical patent/BG37835A3/xx

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)
BG061470A 1982-06-30 1983-06-24 Method for preparing silver catalyst BG37835A3 (en)

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
BG37835A3 true BG37835A3 (en) 1985-08-15

Family

ID=25802690

Family Applications (1)

Application Number Title Priority Date Filing Date
BG061470A BG37835A3 (en) 1982-06-30 1983-06-24 Method for preparing silver catalyst

Country Status (14)

Country Link
US (1) US4458032A (cs)
EP (1) EP0097935B1 (cs)
AU (1) AU558160B2 (cs)
BG (1) BG37835A3 (cs)
BR (1) BR8303482A (cs)
CA (1) CA1197227A (cs)
CS (1) CS240965B2 (cs)
DE (1) DE3377405D1 (cs)
ES (1) ES8407297A1 (cs)
HU (1) HUT34373A (cs)
MX (1) MX162490A (cs)
PL (1) PL242748A1 (cs)
RO (1) RO90187A (cs)
SU (1) SU1218921A3 (cs)

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
US4690913A (en) * 1984-08-21 1987-09-01 Mitsubishi Petrochemical Co., Ltd. Silver catalyst for production of ethylene oxide from ethylene and process for producing the catalyst
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
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
AU2004238820B2 (en) 2003-05-07 2008-01-31 Shell Internationale Research Maatschappij B.V. Silver-containing catalysts, the manufacture of such silver containing catalysts, and the use thereof
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
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
JP2008514405A (ja) * 2004-09-24 2008-05-08 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 成形粒子を選択するプロセス、システムを取り付けるプロセス、このようなシステム内で気体原料を反応させるプロセス、コンピュータプログラム製品、およびコンピュータシステム
US20230001482A1 (en) * 2019-11-28 2023-01-05 M. Technique Co., Ltd. Method of producing silver fine 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
DE3377405D1 (en) 1988-08-25
EP0097935A3 (en) 1985-10-02
BR8303482A (pt) 1984-02-07
SU1218921A3 (ru) 1986-03-15
CS479083A2 (en) 1985-06-13
AU1639283A (en) 1984-01-05
AU558160B2 (en) 1987-01-22
ES523647A0 (es) 1984-10-01
US4458032A (en) 1984-07-03
EP0097935B1 (de) 1988-07-20
CS240965B2 (en) 1986-03-13
MX162490A (es) 1991-05-13
CA1197227A (en) 1985-11-26
HUT34373A (en) 1985-03-28
ES8407297A1 (es) 1984-10-01
RO90187A (ro) 1986-09-30
PL242748A1 (en) 1984-07-02
EP0097935A2 (de) 1984-01-11

Similar Documents

Publication Publication Date Title
BG37835A3 (en) Method for preparing silver catalyst
JPS6434444A (en) Production of silver-containing catalyst
BG81605A (bg) Катализатор и метод за каталитично получаване на етиленов окис
BG30765A3 (en) Method for obtaining of silver cataljst, used for etilene oxide obtaining
ES437964A1 (es) Un procedimiento para la preparacion de oxido de etileno.
JPS5413485A (en) Preparation of silver-supported catalyst for production of ethylene oxide
ES457110A1 (es) Un procedimiento para preparar catalizadores de planta modi-ficados.
FI870659A0 (fi) Katalysator foer reducering av kvaeveoxider.
NL193590B (nl) Werkwijze voor de bereiding van een zilverkatalysator op drager en werkwijze voor de oxidatie van ethyleen tot ethyleenoxide.
ES8202694A1 (es) Un procedimiento mejorado de preparacion de un catalizador de plata soportado
BG70207A (bg) Метод за получаване на сребърни катализатори
JPS56105750A (en) Silver catalyst for production of ethylene oxide
ES463432A1 (es) Procedimiento para mejorar la actividad de catalizadores portadores de plata usados.
ES8105162A1 (es) Procedimiento para mejorar la eficacia de catalizadores con soporte de plata
DE3764008D1 (de) Silber enthaltende katalysatoren zur herstellung von aethylenoxyd.
DK437385D0 (da) Fyldstof eller baerer til katalytisk aktive stoffer, fremgangsmaade tilfremstilling af dette, af baereren fremstillet katalysator og anvendelse af katalysatoren
ES447348A1 (es) Procedimiento para la reactivacion de catalizadores de platausados para obtener oxido de etileno de acuerdo con el pro- cedimiento de oxidacion directa.
RO72387B (ro) Compozitie catalitica folosita la obtinerea acizilor nesaturati si procedeul de obtinere a acesteia
GB1515190A (en) Process for preparing a hydroxylammonium salt solution
GB1052800A (en) Improvement process for the preparation of Ethylene Oxide
AU2292377A (en) regeneration of alkali metal promoted silver catalysts
JPS5225703A (en) Process for preparation of ethylene oxide
JPS5242490A (en) Method of regenerating nox-removal catalyst
GB1282680A (en) Preparation of a carrier-supported catalyst
ES2035063T3 (es) Procedimiento para la dimerizacion de propileno.