JPS5233616A - Process for preparation of methacrylic acid - Google Patents

Process for preparation of methacrylic acid

Info

Publication number
JPS5233616A
JPS5233616A JP50108398A JP10839875A JPS5233616A JP S5233616 A JPS5233616 A JP S5233616A JP 50108398 A JP50108398 A JP 50108398A JP 10839875 A JP10839875 A JP 10839875A JP S5233616 A JPS5233616 A JP S5233616A
Authority
JP
Japan
Prior art keywords
methacrylic acid
preparation
methacrolein
prepared
gas
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
JP50108398A
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 JP50108398A priority Critical patent/JPS5233616A/en
Publication of JPS5233616A publication Critical patent/JPS5233616A/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

Abstract

PURPOSE: Methacrylic acid is prepared in high yield by the gas-phase oxidation of methacrolein in the presence of catalysts containing particular elements as essential components.
COPYRIGHT: (C)1977,JPO&Japio
JP50108398A 1975-09-05 1975-09-05 Process for preparation of methacrylic acid Pending JPS5233616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50108398A JPS5233616A (en) 1975-09-05 1975-09-05 Process for preparation of methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50108398A JPS5233616A (en) 1975-09-05 1975-09-05 Process for preparation of methacrylic acid

Publications (1)

Publication Number Publication Date
JPS5233616A true JPS5233616A (en) 1977-03-14

Family

ID=14483735

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50108398A Pending JPS5233616A (en) 1975-09-05 1975-09-05 Process for preparation of methacrylic acid

Country Status (1)

Country Link
JP (1) JPS5233616A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008183607A (en) * 2007-01-31 2008-08-14 Jfe Steel Kk Continuous casting method of steel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008183607A (en) * 2007-01-31 2008-08-14 Jfe Steel Kk Continuous casting method of steel

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