[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

ES8203236A1 - Procedimiento para obtener catalizadores de plata especialmente activados y de duracion prolongada. - Google Patents

Procedimiento para obtener catalizadores de plata especialmente activados y de duracion prolongada.

Info

Publication number
ES8203236A1
ES8203236A1 ES492730A ES492730A ES8203236A1 ES 8203236 A1 ES8203236 A1 ES 8203236A1 ES 492730 A ES492730 A ES 492730A ES 492730 A ES492730 A ES 492730A ES 8203236 A1 ES8203236 A1 ES 8203236A1
Authority
ES
Spain
Prior art keywords
promoter metal
activity
metal compounds
ethylene oxide
weight
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.)
Expired
Application number
ES492730A
Other languages
English (en)
Other versions
ES492730A0 (es
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.)
Huels AG
Original Assignee
Chemische Werke Huels 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
Application filed by Chemische Werke Huels AG filed Critical Chemische Werke Huels AG
Publication of ES8203236A1 publication Critical patent/ES8203236A1/es
Publication of ES492730A0 publication Critical patent/ES492730A0/es
Granted 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
    • 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
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCEDIMIENTO PARA LA UTILIZACION DE UN CATALIZADOR DE PLATA EN EL PROCEDO DE OBTENCION DEL OXIDO DE ETILENO, POR OXIDACION DE ETILENO CON OXIGENO. SE COMBINA CON EL CATALIZADOR PORTADOR DE PLATA PROPORCIONES COMPRENDIDAS ENTRE EL 5-15 POR 100 EN VOLUMEN, RESPECTO DEL PRODUCTO FINAL OBTENIDO, DE UN COMPUESTO METALICO PROMOTOR DE SU ACTIVIDAD CATALITICA, EN FORMA DE MATERIAL SOPORTE O BIEN DE UN MATERIAL SOPORTE LIBRE DE PLATA IMPREGANADO EN EL COMPUESTO METALICO PROMOTOR DE DICHA ACTIVIDAD CON UNA ESTRUCTURA CRISTALINA EXTERIORMENTE SIMILAR AL CATALIZADOR DE PLATA.
ES492730A 1979-06-26 1980-06-25 Procedimiento para obtener catalizadores de plata especialmente activados y de duracion prolongada. Granted ES492730A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2925625A DE2925625C2 (de) 1979-06-26 1979-06-26 Verfahren zur Steigerung der Aktivität und zur Verlängerung der Standzeit bei hoher Selektivität von Silber-Träger-Katalysatoren für den Einsatz zur Ethylenoxid-Synthese

Publications (2)

Publication Number Publication Date
ES8203236A1 true ES8203236A1 (es) 1982-04-16
ES492730A0 ES492730A0 (es) 1982-04-16

Family

ID=6074117

Family Applications (1)

Application Number Title Priority Date Filing Date
ES492730A Granted ES492730A0 (es) 1979-06-26 1980-06-25 Procedimiento para obtener catalizadores de plata especialmente activados y de duracion prolongada.

Country Status (8)

Country Link
US (2) US4310442A (es)
EP (1) EP0020962B1 (es)
JP (1) JPS567645A (es)
AT (1) AT374801B (es)
AU (1) AU535445B2 (es)
CA (1) CA1137065A (es)
DE (1) DE2925625C2 (es)
ES (1) ES492730A0 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916887C2 (de) * 1979-04-26 1981-12-17 Chemische Werke Hüls AG, 4370 Marl Verfahren zum Aktivieren oder Reaktivieren von Silber-Träger-Katalysatoren
US4521541A (en) * 1983-02-09 1985-06-04 International Flavors & Fragrances Inc. Process for forming functional fluid and solid-containing thermoplastic films, uses thereof and process for producing same
US4555501A (en) * 1984-05-14 1985-11-26 The Halcon Sd Group, Inc. Process for preparing silver catalysts
EP0207541B1 (en) * 1985-06-28 1989-10-11 Shell Internationale Researchmaatschappij B.V. Process for the preparation of a silver-containing catalyst
JPH084745B2 (ja) * 1986-05-09 1996-01-24 三菱化学株式会社 エチレンオキシド製造用銀触媒
US4874879A (en) * 1988-07-25 1989-10-17 Shell Oil Company Process for starting-up an ethylene oxide reactor
JP2637537B2 (ja) * 1989-01-24 1997-08-06 株式会社日本触媒 エチレンオキシド製造用銀触媒およびその製造方法
US5362890A (en) * 1993-10-04 1994-11-08 Eastman Chemical Company Gas phase process for the epoxidation of non-allylic olefins
US5703254A (en) * 1996-10-02 1997-12-30 Arco Chemical Technology, L.P. Propylene oxide process using mixed precious metal catalyst supported on alkaline earth metal carbonate
RU2242281C1 (ru) * 2003-07-30 2004-12-20 Общество с ограниченной ответственностью "Томскнефтехим" Способ регенерации серебряного катализатора получения формальдегида
TWI341218B (en) 2005-11-14 2011-05-01 Oxy Vinyls Lp Catalyst compositions and process for oxychlorination
ES2990147T3 (es) 2016-02-18 2024-11-29 Int Flavors & Fragrances Inc Composición de microcápsulas
EP3512625B1 (en) 2016-09-16 2023-04-26 International Flavors & Fragrances Inc. Microcapsule compositions stabilized with viscosity control agents

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA588750A (en) * 1959-12-15 A. Cheney Harry Catalyst for forming olefin oxides
US2799687A (en) * 1952-12-23 1957-07-16 Merle L Gould Catalytic oxidation of olefins and contact beds and catalyst therefor
US3420784A (en) * 1966-01-13 1969-01-07 Engelhard Ind Inc Silver and silver-containing copper-cadmium oxide-zinc oxide-barium oxide catalysts
US4012425A (en) * 1972-01-07 1977-03-15 Shell Oil Company Ethylene oxide process
IT971362B (it) * 1972-11-30 1974-04-30 Sir Soc Italiana Resine Spa Procedimento per la produzione dell ossido di etilene mediante ossidazione dell etilene e cata lizzatore relativo
JPS5136245B2 (es) * 1973-09-07 1976-10-07
US4130570A (en) * 1973-10-19 1978-12-19 Boreskov Georgy K Method of producing ethylene oxide
US4212772A (en) * 1976-05-19 1980-07-15 Basf Aktiengesellschaft Catalyst for the manufacture 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
DE2751767A1 (de) * 1977-11-19 1979-05-23 Basf Ag Verfahren zur herstellung eines aethylenoxidkatalysators
DE2753359A1 (de) * 1977-11-30 1979-06-07 Basf Ag Katalysator zur 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

Also Published As

Publication number Publication date
DE2925625C2 (de) 1981-10-01
AT374801B (de) 1984-06-12
AU5959580A (en) 1981-01-08
AU535445B2 (en) 1984-03-22
DE2925625B1 (de) 1980-10-23
JPS567645A (en) 1981-01-26
US4310442A (en) 1982-01-12
EP0020962B1 (de) 1982-12-22
ATA332780A (de) 1983-10-15
EP0020962A1 (de) 1981-01-07
CA1137065A (en) 1982-12-07
ES492730A0 (es) 1982-04-16
US4409394A (en) 1983-10-11

Similar Documents

Publication Publication Date Title
ES8203236A1 (es) Procedimiento para obtener catalizadores de plata especialmente activados y de duracion prolongada.
ES461441A1 (es) Procedimiento para mejorar la eficacia de catalizadores usa-dos de soporte impregnado de plata.
EP0352849A1 (en) Process for starting-up an ethylene oxide reactor
EG18719A (en) Ethylene oxide catalyst and process for the catalyst production of ethylene oxide
ES461026A1 (es) Procedimiento para preparar un catalizador de plata soporta-do.
ES459143A1 (es) Un procedimiento para la preparacion de un catalizador de plata con soporte, modificado con cesio.
AU586511B2 (en) Supported metal catalysts and use thereof
ES452617A1 (es) Procedimiento para la obtencion de anhidrido de acido ftali-co.
BG70207A (bg) Метод за получаване на сребърни катализатори
GB1455202A (en) Process for preparing an unsaturated ester
DK165739C (da) Fremgangsmaade til fremstilling af aetylen-aetan-blandinger
ES8407297A1 (es) Procedimiento para la preparacion de catalizadores de plata.
JPS5344525A (en) Preparation of alkenyl substd. aromatic compounds and its catalysts
ES463432A1 (es) Procedimiento para mejorar la actividad de catalizadores portadores de plata usados.
GB1234046A (es)
JPS5612331A (en) Preparation of methacrolein
KR950702514A (ko) 몰리브덴을 함유하는 촉매를 사용하여 부타디엔을 스티렌, 에텔벤젠 또는 이들 둘 다로 전환시키는 방법(Process for converting butadiene to styrene or ethylbenzene or both using catalysts containing molybdenum)
SG75905A1 (en) Silver catalyst for production of ethylene oxide method for production thereof and method for production of ethylene oxide
ES447348A1 (es) Procedimiento para la reactivacion de catalizadores de platausados para obtener oxido de etileno de acuerdo con el pro- cedimiento de oxidacion directa.
GB1234080A (es)
ES446211A1 (es) Procedimiento para regenerar catalizadores de paladio.
ES8200885A1 (es) Procedimiento para la activacion o reactivacion de catalizadores portadores de plata para la obtencion de oxido de eti- leno.
Chashechnikova et al. Simultaneous oxidation of CH4 and SO2 over vanadium and palladium containing catalysts
JPS5791937A (en) Preparation of pyrogallol
ES433903A1 (es) Procedimiento para preparar acrilonitrilo o metacrilonitri-lo.