JPS51118717A - Process for preparation of methacryic acid - Google Patents

Process for preparation of methacryic acid

Info

Publication number
JPS51118717A
JPS51118717A JP50037257A JP3725775A JPS51118717A JP S51118717 A JPS51118717 A JP S51118717A JP 50037257 A JP50037257 A JP 50037257A JP 3725775 A JP3725775 A JP 3725775A JP S51118717 A JPS51118717 A JP S51118717A
Authority
JP
Japan
Prior art keywords
preparation
methacryic acid
methacryic
acid
paxboc
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
JP50037257A
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 JP50037257A priority Critical patent/JPS51118717A/en
Publication of JPS51118717A publication Critical patent/JPS51118717A/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 in high yields by gas-phase oxidation of methacrolein with O2 in the presence of the catalyst of empirical formula: Mo12PaXbOc.
COPYRIGHT: (C)1976,JPO&Japio
JP50037257A 1975-03-26 1975-03-26 Process for preparation of methacryic acid Pending JPS51118717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50037257A JPS51118717A (en) 1975-03-26 1975-03-26 Process for preparation of methacryic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50037257A JPS51118717A (en) 1975-03-26 1975-03-26 Process for preparation of methacryic acid

Publications (1)

Publication Number Publication Date
JPS51118717A true JPS51118717A (en) 1976-10-18

Family

ID=12492585

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50037257A Pending JPS51118717A (en) 1975-03-26 1975-03-26 Process for preparation of methacryic acid

Country Status (1)

Country Link
JP (1) JPS51118717A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5291820A (en) * 1976-01-26 1977-08-02 Rikagaku Kenkyusho Preparation of methacrylic acid
JPS5387310A (en) * 1977-11-14 1978-08-01 Rikagaku Kenkyusho Preparation of methacrylic acid

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5291820A (en) * 1976-01-26 1977-08-02 Rikagaku Kenkyusho Preparation of methacrylic acid
JPS5319566B2 (en) * 1976-01-26 1978-06-21
JPS5387310A (en) * 1977-11-14 1978-08-01 Rikagaku Kenkyusho Preparation of methacrylic acid

Similar Documents

Publication Publication Date Title
JPS51115414A (en) Process for preparation of unsaturated fatty acids
JPS5246016A (en) Process for preparation of methacrylic acid
JPS5239643A (en) A process for preparing terephtalic acid
JPS51118717A (en) Process for preparation of methacryic acid
JPS543006A (en) Preparation of peracetic acid solution
JPS51136615A (en) Process for preparation of methacrylic acid
JPS525707A (en) Process for preparation of acrylic acid or methacrylic acid
JPS51130694A (en) Process for producing methacrolein oxidation catalyst
JPS5225716A (en) Process for preparation of methacrylic acid
JPS525727A (en) Process for preparation of alpha,alpha-dichloro-o-toluic acid
JPS5233616A (en) Process for preparation of methacrylic acid
JPS52111587A (en) Preparation of 6-aminopenam carboxylic acid-1-oxide or its derivatives
JPS5217412A (en) Process for preparation of alkyleneglycolesters
JPS5233615A (en) Process for preparation of methacrylic acid
JPS5262220A (en) Process for preparation of methacrylic acid
JPS5217419A (en) Process for preparation of methacrylic acid
JPS5246015A (en) Process for preparation of methacrylic acid
JPS5225715A (en) Process for preparation fof methacrylic acid
JPS5253811A (en) Preparation of methacrylc acid
JPS51113818A (en) Preparation of unsaturated carboxylic acid
JPS52153908A (en) Preparation of allyl acetic acid
JPS51141810A (en) Process for simultaneous preparation of methacrylic acid and methylmet hacrylate or acrylic acid and methylacrylate
JPS5251315A (en) Process for preparation o unsaturated crboxylic acid
JPS52148037A (en) Preparation of per-#-toluylic acid
JPS51127018A (en) Process for preparation of methacrylic acid