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
Other languages
English (en)
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

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00Preparation of carboxylic acid nitriles
    • C07C253/24Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • C07C253/26Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
    • 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
    • B01J23/16Catalysts 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
    • B01J23/24Chromium, molybdenum or tungsten
    • B01J23/31Chromium, molybdenum or tungsten combined with bismuth
    • 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
    • Y02P20/52Improvements 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
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 (it) 1973-01-30 1973-01-30 Procedimento catalitico per la preparazione di metacrilonitrile

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 (enrdf_load_stackoverflow)
BE (1) BE810377A (enrdf_load_stackoverflow)
DE (1) DE2403716A1 (enrdf_load_stackoverflow)
ES (1) ES422702A1 (enrdf_load_stackoverflow)
FR (1) FR2215415B1 (enrdf_load_stackoverflow)
GB (1) GB1445512A (enrdf_load_stackoverflow)
IT (1) IT983431B (enrdf_load_stackoverflow)
NL (1) NL7400903A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2107941B1 (enrdf_load_stackoverflow) * 1970-09-24 1973-06-29 Du Pont

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
BE810377A (fr) 1974-07-30
DE2403716A1 (de) 1974-08-01
ES422702A1 (es) 1976-04-16
FR2215415A1 (enrdf_load_stackoverflow) 1974-08-23
IT983431B (it) 1974-10-31
NL7400903A (enrdf_load_stackoverflow) 1974-08-01
FR2215415B1 (enrdf_load_stackoverflow) 1976-10-08
JPS49101331A (enrdf_load_stackoverflow) 1974-09-25

Similar Documents

Publication Publication Date Title
CA1030555A (en) Reactivation of molybdenum containing oxidation catalysts in fluid-bed reactors
ZA742266B (en) Assembly of attachments
IE39950L (en) Rcovery of alkali or ammonium citrates
CA1031369A (en) Catalytic isomerization of 2-methyl-3-butenenitrile to a linear pentenenitrile
MY7800272A (en) Production of unsaturated nitrices using catalysts promoted with various metals
GB1445512A (en) Preparation of methacrylonitrile
CS190398B2 (en) Conversion alkalic metal benzoate into alkalic metal terephthalate
JPS57174460A (en) Exothermic reaction composition
CA963480A (en) Isomerization process employing a novel heterogeneous catalyst
ZA741133B (en) Processes and intermediates for 16-substituted corticoid synthesis
GB1247594A (en) Production of pyridine
GB1451866A (en) Trivalent antimony cazalyst
GB1490498A (en) 4-homoisotwistane-3-carboxylic acid esters
CA1018995A (en) Catalyst for ammoxidation
ZA746410B (en) Production of finely divided oxides
AU484736B2 (en) Improvements relating to catalytic reactors
AU6455674A (en) Improvements relating to catalytic reactors
IE40471L (en) Production of monovinylacetylene
AU494698B2 (en) Improvements relating to multi-bed reactors
AU485052B2 (en) Improvements relating to multi-bed reactors
IL42646A0 (en) Production of potassium nitrate
AU485235B2 (en) Catalyst forthe oxidation of ammonia
GB1246731A (en) Large ring poly-enes
AU7572174A (en) Improvements relating to multi-bed reactors
ZA718188B (en) Improvements relating to snap fasteners

Legal Events

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