JPS51118718A - Process for preparation of methacrylic acid - Google Patents

Process for preparation of methacrylic acid

Info

Publication number
JPS51118718A
JPS51118718A JP50043013A JP4301375A JPS51118718A JP S51118718 A JPS51118718 A JP S51118718A JP 50043013 A JP50043013 A JP 50043013A JP 4301375 A JP4301375 A JP 4301375A JP S51118718 A JPS51118718 A JP S51118718A
Authority
JP
Japan
Prior art keywords
methacrylic acid
preparation
acid
oxidativedehydrogenation
heteropoly
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
JP50043013A
Other languages
Japanese (ja)
Inventor
Takeshi Onoda
Masayuki Otake
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.)
Mitsubishi Kasei Corp
Original Assignee
Mitsubishi Kasei Corp
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 Mitsubishi Kasei Corp filed Critical Mitsubishi Kasei Corp
Priority to JP50043013A priority Critical patent/JPS51118718A/en
Publication of JPS51118718A publication Critical patent/JPS51118718A/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

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

Abstract

PURPOSE: Methacrylic acid is prepared by oxidativedehydrogenation of isobutyric acid in gas-phase in the presence of the heteropoly-acid catalyst supported on siliceous carrier having high water absorption.
COPYRIGHT: (C)1976,JPO&Japio
JP50043013A 1975-04-09 1975-04-09 Process for preparation of methacrylic acid Pending JPS51118718A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50043013A JPS51118718A (en) 1975-04-09 1975-04-09 Process for preparation of methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50043013A JPS51118718A (en) 1975-04-09 1975-04-09 Process for preparation of methacrylic acid

Publications (1)

Publication Number Publication Date
JPS51118718A true JPS51118718A (en) 1976-10-18

Family

ID=12652090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50043013A Pending JPS51118718A (en) 1975-04-09 1975-04-09 Process for preparation of methacrylic acid

Country Status (1)

Country Link
JP (1) JPS51118718A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4878120A (en) * 1972-01-26 1973-10-20

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4878120A (en) * 1972-01-26 1973-10-20

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