JPS525710A - Process for preparation of maleic anhydride - Google Patents

Process for preparation of maleic anhydride

Info

Publication number
JPS525710A
JPS525710A JP50080527A JP8052775A JPS525710A JP S525710 A JPS525710 A JP S525710A JP 50080527 A JP50080527 A JP 50080527A JP 8052775 A JP8052775 A JP 8052775A JP S525710 A JPS525710 A JP S525710A
Authority
JP
Japan
Prior art keywords
maleic anhydride
preparation
gasphase
oxidation
prepared
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
JP50080527A
Other languages
Japanese (ja)
Other versions
JPS5337331B2 (en
Inventor
Yoshio Umemura
Kyoji Odan
Fumihiko Sakai
Yasuo Bando
Seizo Ikezawa
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.)
Ube Corp
Original Assignee
Ube Industries 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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP50080527A priority Critical patent/JPS525710A/en
Priority to FR7532370A priority patent/FR2289504A1/en
Publication of JPS525710A publication Critical patent/JPS525710A/en
Priority to US05/816,916 priority patent/US4110350A/en
Priority to US05/902,935 priority patent/US4177161A/en
Publication of JPS5337331B2 publication Critical patent/JPS5337331B2/ja
Granted 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

  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PURPOSE: Maleic anhydride is prepared in high yield by the gasphase oxidation of 4-6C unsaturated hydrocarbon in the presence of a catalyst consisting of V, P, Ti, Na, Ca, etc.
COPYRIGHT: (C)1977,JPO&Japio
JP50080527A 1974-10-22 1975-07-01 Process for preparation of maleic anhydride Granted JPS525710A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP50080527A JPS525710A (en) 1975-07-01 1975-07-01 Process for preparation of maleic anhydride
FR7532370A FR2289504A1 (en) 1974-10-22 1975-10-22 Maleic anhydride prodn. by vapour phase oxidn. - of 4-6C unsatd. hydrocarbons with catalyst of oxides of vanadium, titanium, and phosphorus
US05/816,916 US4110350A (en) 1974-10-22 1977-07-19 Catalytic oxidative process for producing maleic anhydride
US05/902,935 US4177161A (en) 1974-10-22 1978-05-05 Catalytic oxidative process for producing maleic anhydride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50080527A JPS525710A (en) 1975-07-01 1975-07-01 Process for preparation of maleic anhydride

Publications (2)

Publication Number Publication Date
JPS525710A true JPS525710A (en) 1977-01-17
JPS5337331B2 JPS5337331B2 (en) 1978-10-07

Family

ID=13720787

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50080527A Granted JPS525710A (en) 1974-10-22 1975-07-01 Process for preparation of maleic anhydride

Country Status (1)

Country Link
JP (1) JPS525710A (en)

Also Published As

Publication number Publication date
JPS5337331B2 (en) 1978-10-07

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