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GB803373A - Dehydrogenation catalyst and a process for its production - Google Patents

Dehydrogenation catalyst and a process for its production

Info

Publication number
GB803373A
GB803373A GB38041/56A GB3804156A GB803373A GB 803373 A GB803373 A GB 803373A GB 38041/56 A GB38041/56 A GB 38041/56A GB 3804156 A GB3804156 A GB 3804156A GB 803373 A GB803373 A GB 803373A
Authority
GB
United Kingdom
Prior art keywords
nickel
copper
alkali metal
catalyst
metal compound
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
GB38041/56A
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.)
Rheinpreussen AG fuer Bergbau und Chemie
Original Assignee
Rheinpreussen AG fuer Bergbau und Chemie
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 Rheinpreussen AG fuer Bergbau und Chemie filed Critical Rheinpreussen AG fuer Bergbau und Chemie
Publication of GB803373A publication Critical patent/GB803373A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/002Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by dehydrogenation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/72Copper
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/584Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)

Abstract

A catalyst, particularly suitable for the dehydrogenation of an alcohol to a carbonyl compound comprises: copper, nickel, and an alkaline-reacting alkali metal compound on a siliceous support; the alkali metal compound or compounds being present to the extent of from 1 to 30 per cent of the combined copper and nickel. The preferred support is kieselguhr and the preferred alkali metal compound is a potassium compound. Advantageously the support comprises 20 to 400 per cent of the combined weight of copper and nickel and the alkali metal compound advantageously comprises 3 to 20 per cent of the combined weight of copper and nickel. The copper and nickel are in the proportions of 2-1 to 1-2. The catalyst is prepared by precipitating the aqueous solution of a compound of copper and a compound of nickel by an alkaline-reacting alkali metal compound on to kieselguhr; washing the precipitate; impregnating with an alkali metal compound; drying and treating with hydrogen or hydrogen-containing gas. The catalyst may be activated by treatment, before reduction by hydrogen with an inert and/or an oxidizing gas for at least sixty minutes at 250 DEG to 600 DEG C. The catalyst may be regenerated by treatment with oxygen or oxygen - containing gas at temperatures below 300 DEG C.ALSO:Carbonyl compounds are prepared by the dehydrogenation of alcohols wherein is used as catalyst a composition comprising copper, nickel and one or more alkaline-reacting alkali metal compounds on a siliceous support, the alkali metal compound or compounds being present to the extent of from 1 to 30 per cent of the combined weight of copper and nickel. The preferred support is kieselguhr and the preferred alkali metal compound is a potassium compound. Advantageously the support comprises 20 to 400 per cent of the combined weight of copper and nickel and the alkali metal compound advantageously comprises 3 to 20 per cent of the combined weight of copper and nickel. The copper and nickel may be present in the proportions of 2-1 to 1-2. The preparation of the catalysts is described (see Group III). Alcohols, particularly secondary saturated aliphatic alcohols, may be converted into carbonyl compounds at a temperature in the range of 200 DEG to 300 DEG C., using a space velocity of 3 to 6 litres (liquid) of alcohol per litre of catalyst per hour. Spent catalyst may be regenerated by treatment with oxygen at temperatures below 300 DEG C. followed by reduction. Examples describe the conversion of isopropyl alcohol to acetone and sec.-butanol to methyl ethyl ketone by passing the alcohol or mixture thereof with hydrogen in the vapour phase over a catalyst obtained by adding a solution of copper and nickel nitrates to a solution of sodium carbonate containing kieselguhr, filtering, impregnating the solid residue with potassium carbonate and finally reducing with hydrogen at 300 DEG C. The potassium carbonate used may be replaced by an alkali metal hydroxide, silicate, phosphate, nitrate or borate.
GB38041/56A 1956-01-31 1956-12-13 Dehydrogenation catalyst and a process for its production Expired GB803373A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE803373X 1956-01-31

Publications (1)

Publication Number Publication Date
GB803373A true GB803373A (en) 1958-10-22

Family

ID=6721538

Family Applications (1)

Application Number Title Priority Date Filing Date
GB38041/56A Expired GB803373A (en) 1956-01-31 1956-12-13 Dehydrogenation catalyst and a process for its production

Country Status (1)

Country Link
GB (1) GB803373A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600529A (en) * 1983-09-19 1986-07-15 Gas Research Institute Dehydrogenation of alcohols using alkali carbonate catalysts
CN109772344A (en) * 2017-11-14 2019-05-21 中国石油化工股份有限公司 A kind of copper-based catalysts, its manufacturing method and its application
CN114733530A (en) * 2022-03-29 2022-07-12 西安交通大学 A kind of hydrogenation catalyst of organic liquid hydrogen storage carrier and preparation method and application thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600529A (en) * 1983-09-19 1986-07-15 Gas Research Institute Dehydrogenation of alcohols using alkali carbonate catalysts
CN109772344A (en) * 2017-11-14 2019-05-21 中国石油化工股份有限公司 A kind of copper-based catalysts, its manufacturing method and its application
CN114733530A (en) * 2022-03-29 2022-07-12 西安交通大学 A kind of hydrogenation catalyst of organic liquid hydrogen storage carrier and preparation method and application thereof
CN114733530B (en) * 2022-03-29 2023-11-03 陕西氢易能源科技有限公司 Hydrogenation catalyst of organic liquid hydrogen storage carrier, and preparation method and application thereof

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