JPS51118718A - Process for preparation of methacrylic acid - Google Patents
Process for preparation of methacrylic acidInfo
- Publication number
- JPS51118718A JPS51118718A JP50043013A JP4301375A JPS51118718A JP S51118718 A JPS51118718 A JP S51118718A JP 50043013 A JP50043013 A JP 50043013A JP 4301375 A JP4301375 A JP 4301375A JP S51118718 A JPS51118718 A JP S51118718A
- Authority
- JP
- Japan
- Prior art keywords
- methacrylic acid
- preparation
- acid
- oxidativedehydrogenation
- heteropoly
- 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
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
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PURPOSE: Methacrylic acid is prepared by oxidativedehydrogenation of isobutyric acid in gas-phase in the presence of the heteropoly-acid catalyst supported on siliceous carrier having high water absorption.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50043013A JPS51118718A (en) | 1975-04-09 | 1975-04-09 | Process for preparation of methacrylic acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50043013A JPS51118718A (en) | 1975-04-09 | 1975-04-09 | Process for preparation of methacrylic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51118718A true JPS51118718A (en) | 1976-10-18 |
Family
ID=12652090
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50043013A Pending JPS51118718A (en) | 1975-04-09 | 1975-04-09 | Process for preparation of methacrylic acid |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51118718A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4878120A (en) * | 1972-01-26 | 1973-10-20 |
-
1975
- 1975-04-09 JP JP50043013A patent/JPS51118718A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4878120A (en) * | 1972-01-26 | 1973-10-20 |
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