GB1445512A - Preparation of methacrylonitrile - Google Patents

Preparation of methacrylonitrile

Info

Publication number
GB1445512A
GB1445512A GB419774A GB419774A GB1445512A GB 1445512 A GB1445512 A GB 1445512A GB 419774 A GB419774 A GB 419774A GB 419774 A GB419774 A GB 419774A GB 1445512 A GB1445512 A GB 1445512A
Authority
GB
United Kingdom
Prior art keywords
jan
elements
methacrylonitrile
preparation
caesium
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
GB419774A
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.)
Montedison SpA
Original Assignee
Montedison SpA
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 Montedison SpA filed Critical Montedison SpA
Publication of GB1445512A publication Critical patent/GB1445512A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • C07C253/26—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
    • 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
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/31—Chromium, molybdenum or tungsten combined with bismuth
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

1445512 Ammoxidation catalysts MONTEDISON SpA 29 Jan 1974 [30 Jan 1973] 4197/74 Heading B1E [Also in Division C2] A catalyst consists of elements in the atomic ratios defined by the empirical formula:- Me v Bi x Ce y Mo 12 O z , wherein Me is lithium, potassium, sodium, caesium and/or rubidium, v is from 0.1 to 6, x and y are from 1 to 12, and z has a value to satisfy the valency requirements of the other elements, and optionally a support.
GB419774A 1973-01-30 1974-01-29 Preparation of methacrylonitrile Expired GB1445512A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19785/73A IT983431B (en) 1973-01-30 1973-01-30 CATALYTIC PROCEDURE FOR THE PREPARATION OF METHACRYLONITRILE

Publications (1)

Publication Number Publication Date
GB1445512A true GB1445512A (en) 1976-08-11

Family

ID=11161189

Family Applications (1)

Application Number Title Priority Date Filing Date
GB419774A Expired GB1445512A (en) 1973-01-30 1974-01-29 Preparation of methacrylonitrile

Country Status (8)

Country Link
JP (1) JPS49101331A (en)
BE (1) BE810377A (en)
DE (1) DE2403716A1 (en)
ES (1) ES422702A1 (en)
FR (1) FR2215415B1 (en)
GB (1) GB1445512A (en)
IT (1) IT983431B (en)
NL (1) NL7400903A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0064821A2 (en) * 1981-04-29 1982-11-17 The Standard Oil Company Promoted bismuth cerium molybdate catalysts and use thereof in oxidation-type reactions
US4746753A (en) * 1981-04-29 1988-05-24 The Standard Oil Company Preparation of acrylonitrile from propylene, oxygen and ammonia in the presence of an alkali metal promoted bismuth, cerium, molybdenum, tungsten catalyst
US5658842A (en) * 1993-08-10 1997-08-19 Asahi Kasei Kogyo Kabushiki Kaisha Ammoxidation catalyst composition, and process for producing acrylonitrile or methacrylonitrile using the same
US5663113A (en) * 1994-04-25 1997-09-02 Asahi Kasei Kogyo Kabushiki Kaisha Ammoxidation catalyst composition

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1366375A (en) * 1970-09-24 1974-09-11 Du Pont Catalyst of scheelite crystal structure containing bismuth ions and cation vacancies

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0064821A2 (en) * 1981-04-29 1982-11-17 The Standard Oil Company Promoted bismuth cerium molybdate catalysts and use thereof in oxidation-type reactions
EP0064821A3 (en) * 1981-04-29 1983-05-18 The Standard Oil Company Promoted bismuth cerium molybdate catalysts and use thereof in oxidation-type reactions
US4746753A (en) * 1981-04-29 1988-05-24 The Standard Oil Company Preparation of acrylonitrile from propylene, oxygen and ammonia in the presence of an alkali metal promoted bismuth, cerium, molybdenum, tungsten catalyst
US5658842A (en) * 1993-08-10 1997-08-19 Asahi Kasei Kogyo Kabushiki Kaisha Ammoxidation catalyst composition, and process for producing acrylonitrile or methacrylonitrile using the same
US5663113A (en) * 1994-04-25 1997-09-02 Asahi Kasei Kogyo Kabushiki Kaisha Ammoxidation catalyst composition

Also Published As

Publication number Publication date
FR2215415A1 (en) 1974-08-23
JPS49101331A (en) 1974-09-25
BE810377A (en) 1974-07-30
NL7400903A (en) 1974-08-01
FR2215415B1 (en) 1976-10-08
ES422702A1 (en) 1976-04-16
IT983431B (en) 1974-10-31
DE2403716A1 (en) 1974-08-01

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed