JPS5217419A - Process for preparation of methacrylic acid - Google Patents

Process for preparation of methacrylic acid

Info

Publication number
JPS5217419A
JPS5217419A JP50091373A JP9137375A JPS5217419A JP S5217419 A JPS5217419 A JP S5217419A JP 50091373 A JP50091373 A JP 50091373A JP 9137375 A JP9137375 A JP 9137375A JP S5217419 A JPS5217419 A JP S5217419A
Authority
JP
Japan
Prior art keywords
methacrylic acid
preparation
methacrolein
kinds
prepared
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.)
Pending
Application number
JP50091373A
Other languages
Japanese (ja)
Inventor
Tatsuo Shiraishi
Hiroshi Ichihashi
Tamio Shirafuji
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP50091373A priority Critical patent/JPS5217419A/en
Publication of JPS5217419A publication Critical patent/JPS5217419A/en
Pending legal-status Critical Current

Links

Classifications

    • 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

  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: Methacrylic acid is prepared in high yield by the gas-phase oxidation of methacrolein in the presence of a catalyst containing five kinds of metal oxides as essential components.
COPYRIGHT: (C)1977,JPO&Japio
JP50091373A 1975-07-25 1975-07-25 Process for preparation of methacrylic acid Pending JPS5217419A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50091373A JPS5217419A (en) 1975-07-25 1975-07-25 Process for preparation of methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50091373A JPS5217419A (en) 1975-07-25 1975-07-25 Process for preparation of methacrylic acid

Publications (1)

Publication Number Publication Date
JPS5217419A true JPS5217419A (en) 1977-02-09

Family

ID=14024562

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50091373A Pending JPS5217419A (en) 1975-07-25 1975-07-25 Process for preparation of methacrylic acid

Country Status (1)

Country Link
JP (1) JPS5217419A (en)

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