JPS51127018A - Process for preparation of methacrylic acid - Google Patents

Process for preparation of methacrylic acid

Info

Publication number
JPS51127018A
JPS51127018A JP50050774A JP5077475A JPS51127018A JP S51127018 A JPS51127018 A JP S51127018A JP 50050774 A JP50050774 A JP 50050774A JP 5077475 A JP5077475 A JP 5077475A JP S51127018 A JPS51127018 A JP S51127018A
Authority
JP
Japan
Prior art keywords
methacrylic acid
preparation
acid
faftty
methacrolein
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.)
Granted
Application number
JP50050774A
Other languages
Japanese (ja)
Other versions
JPS5740131B2 (en
Inventor
Atsushi Aoshima
Kyugo Tanaka
Yutaka Kobayashi
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry 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 Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP50050774A priority Critical patent/JPS51127018A/en
Publication of JPS51127018A publication Critical patent/JPS51127018A/en
Publication of JPS5740131B2 publication Critical patent/JPS5740131B2/ja
Granted 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 in high conversion and high yield by the liquid-phase oxidation of methacrolein with O2 at low temprature in the presence of the trivalent Co salt of lower faftty acid as a catalyst.
COPYRIGHT: (C)1976,JPO&Japio
JP50050774A 1975-04-28 1975-04-28 Process for preparation of methacrylic acid Granted JPS51127018A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50050774A JPS51127018A (en) 1975-04-28 1975-04-28 Process for preparation of methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50050774A JPS51127018A (en) 1975-04-28 1975-04-28 Process for preparation of methacrylic acid

Publications (2)

Publication Number Publication Date
JPS51127018A true JPS51127018A (en) 1976-11-05
JPS5740131B2 JPS5740131B2 (en) 1982-08-25

Family

ID=12868169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50050774A Granted JPS51127018A (en) 1975-04-28 1975-04-28 Process for preparation of methacrylic acid

Country Status (1)

Country Link
JP (1) JPS51127018A (en)

Also Published As

Publication number Publication date
JPS5740131B2 (en) 1982-08-25

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