JPS51127017A - Process for preparation of methacrylic acid - Google Patents

Process for preparation of methacrylic acid

Info

Publication number
JPS51127017A
JPS51127017A JP50049768A JP4976875A JPS51127017A JP S51127017 A JPS51127017 A JP S51127017A JP 50049768 A JP50049768 A JP 50049768A JP 4976875 A JP4976875 A JP 4976875A JP S51127017 A JPS51127017 A JP S51127017A
Authority
JP
Japan
Prior art keywords
methacrylic acid
preparation
methacrolen
catalysts
reaction
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
JP50049768A
Other languages
Japanese (ja)
Other versions
JPS547772B2 (en
Inventor
Yoshio Umemura
Kyoji Odan
Kenichi Suzuki
Fumio Adachi
Toshihiko Nunogami
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.)
Ube Corp
Original Assignee
Ube Industries 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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP50049768A priority Critical patent/JPS51127017A/en
Publication of JPS51127017A publication Critical patent/JPS51127017A/en
Publication of JPS547772B2 publication Critical patent/JPS547772B2/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

Abstract

PURPOSE: Methacrylic acid is prepared in high selectivity and good yield by the reaction of methacrolen with O2 in gas phase at high temperature in the pre sence of Mo-B-As-O as catalysts.
COPYRIGHT: (C)1976,JPO&Japio
JP50049768A 1975-04-25 1975-04-25 Process for preparation of methacrylic acid Granted JPS51127017A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50049768A JPS51127017A (en) 1975-04-25 1975-04-25 Process for preparation of methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50049768A JPS51127017A (en) 1975-04-25 1975-04-25 Process for preparation of methacrylic acid

Publications (2)

Publication Number Publication Date
JPS51127017A true JPS51127017A (en) 1976-11-05
JPS547772B2 JPS547772B2 (en) 1979-04-10

Family

ID=12840339

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50049768A Granted JPS51127017A (en) 1975-04-25 1975-04-25 Process for preparation of methacrylic acid

Country Status (1)

Country Link
JP (1) JPS51127017A (en)

Also Published As

Publication number Publication date
JPS547772B2 (en) 1979-04-10

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