JPS52151119A - Preparation of unsaturated carboxylic acids - Google Patents

Preparation of unsaturated carboxylic acids

Info

Publication number
JPS52151119A
JPS52151119A JP7347977A JP7347977A JPS52151119A JP S52151119 A JPS52151119 A JP S52151119A JP 7347977 A JP7347977 A JP 7347977A JP 7347977 A JP7347977 A JP 7347977A JP S52151119 A JPS52151119 A JP S52151119A
Authority
JP
Japan
Prior art keywords
carboxylic acids
unsaturated carboxylic
preparation
unsaturated
oxides
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
JP7347977A
Other languages
Japanese (ja)
Other versions
JPS584697B2 (en
Inventor
Shinichi Akiyama
Akihisa Yamamoto
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.)
Zeon Corp
Original Assignee
Nippon Zeon 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 Nippon Zeon Co Ltd filed Critical Nippon Zeon Co Ltd
Priority to JP52073479A priority Critical patent/JPS584697B2/en
Publication of JPS52151119A publication Critical patent/JPS52151119A/en
Publication of JPS584697B2 publication Critical patent/JPS584697B2/en
Expired 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: Unsaturated carboxylic acids are prepared in high yield by the gas-phase reaction of unsaturated aldehydes with molecular oxygen in the presence of a catalyst comprising the oxides of four kinds of elements containing Mo and P having high activity and long life.
COPYRIGHT: (C)1977,JPO&Japio
JP52073479A 1977-06-21 1977-06-21 Production method of unsaturated carboxylic acid Expired JPS584697B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52073479A JPS584697B2 (en) 1977-06-21 1977-06-21 Production method of unsaturated carboxylic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52073479A JPS584697B2 (en) 1977-06-21 1977-06-21 Production method of unsaturated carboxylic acid

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP48132433A Division JPS5249451B2 (en) 1973-11-26 1973-11-26

Publications (2)

Publication Number Publication Date
JPS52151119A true JPS52151119A (en) 1977-12-15
JPS584697B2 JPS584697B2 (en) 1983-01-27

Family

ID=13519445

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52073479A Expired JPS584697B2 (en) 1977-06-21 1977-06-21 Production method of unsaturated carboxylic acid

Country Status (1)

Country Link
JP (1) JPS584697B2 (en)

Also Published As

Publication number Publication date
JPS584697B2 (en) 1983-01-27

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