JPS5387310A - Preparation of methacrylic acid - Google Patents

Preparation of methacrylic acid

Info

Publication number
JPS5387310A
JPS5387310A JP13648977A JP13648977A JPS5387310A JP S5387310 A JPS5387310 A JP S5387310A JP 13648977 A JP13648977 A JP 13648977A JP 13648977 A JP13648977 A JP 13648977A JP S5387310 A JPS5387310 A JP S5387310A
Authority
JP
Japan
Prior art keywords
methacrylic acid
preparation
acid
molybdphohphoric
molydenum
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
JP13648977A
Other languages
Japanese (ja)
Inventor
Masao Kitahara
Yoshimichi Abe
Shinichi Tadokoro
Makoto Kitamura
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.)
RIKEN
Original Assignee
RIKEN
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 RIKEN filed Critical RIKEN
Priority to JP13648977A priority Critical patent/JPS5387310A/en
Publication of JPS5387310A publication Critical patent/JPS5387310A/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: The vapor phase oxidation of methacrolein is conducted in the presence of a catalyst containing molydenum component prepared from 12-molybdphohphoric acid to produce methacrylic acid stably for a long period of time in high conversion and in high yields.
COPYRIGHT: (C)1978,JPO&Japio
JP13648977A 1977-11-14 1977-11-14 Preparation of methacrylic acid Pending JPS5387310A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13648977A JPS5387310A (en) 1977-11-14 1977-11-14 Preparation of methacrylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13648977A JPS5387310A (en) 1977-11-14 1977-11-14 Preparation of methacrylic acid

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP725476A Division JPS5291820A (en) 1976-01-26 1976-01-26 Preparation of methacrylic acid

Publications (1)

Publication Number Publication Date
JPS5387310A true JPS5387310A (en) 1978-08-01

Family

ID=15176331

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13648977A Pending JPS5387310A (en) 1977-11-14 1977-11-14 Preparation of methacrylic acid

Country Status (1)

Country Link
JP (1) JPS5387310A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5147590A (en) * 1974-10-23 1976-04-23 Nippon Zeon Co
JPS5198212A (en) * 1975-02-21 1976-08-30 Metakurirusanno seizohoho
JPS51118717A (en) * 1975-03-26 1976-10-18 Sumitomo Chem Co Ltd Process for preparation of methacryic acid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5147590A (en) * 1974-10-23 1976-04-23 Nippon Zeon Co
JPS5198212A (en) * 1975-02-21 1976-08-30 Metakurirusanno seizohoho
JPS51118717A (en) * 1975-03-26 1976-10-18 Sumitomo Chem Co Ltd Process for preparation of methacryic acid

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