JPS5268137A - Preparation of phthalic acid anhydride - Google Patents

Preparation of phthalic acid anhydride

Info

Publication number
JPS5268137A
JPS5268137A JP50142230A JP14223075A JPS5268137A JP S5268137 A JPS5268137 A JP S5268137A JP 50142230 A JP50142230 A JP 50142230A JP 14223075 A JP14223075 A JP 14223075A JP S5268137 A JPS5268137 A JP S5268137A
Authority
JP
Japan
Prior art keywords
acid anhydride
phthalic acid
preparation
tio
xylene
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
JP50142230A
Other languages
Japanese (ja)
Inventor
Yasushi Nishisaka
Takeshi Abe
Yukio Miyakoshi
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP50142230A priority Critical patent/JPS5268137A/en
Publication of JPS5268137A publication Critical patent/JPS5268137A/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

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

Abstract

PURPOSE: High purity phthalic acid anhydride is prepared in high yield by the oxidation of o-xylene in the presence of a highly active V2 O5-TiO2 type catalyst.
COPYRIGHT: (C)1977,JPO&Japio
JP50142230A 1975-12-01 1975-12-01 Preparation of phthalic acid anhydride Pending JPS5268137A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50142230A JPS5268137A (en) 1975-12-01 1975-12-01 Preparation of phthalic acid anhydride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50142230A JPS5268137A (en) 1975-12-01 1975-12-01 Preparation of phthalic acid anhydride

Publications (1)

Publication Number Publication Date
JPS5268137A true JPS5268137A (en) 1977-06-06

Family

ID=15310437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50142230A Pending JPS5268137A (en) 1975-12-01 1975-12-01 Preparation of phthalic acid anhydride

Country Status (1)

Country Link
JP (1) JPS5268137A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020508208A (en) * 2017-02-14 2020-03-19 クラリアント・インターナシヨナル・リミテツド Catalytic material for oxidation of hydrocarbons with titanium dioxide doped with antimony

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020508208A (en) * 2017-02-14 2020-03-19 クラリアント・インターナシヨナル・リミテツド Catalytic material for oxidation of hydrocarbons with titanium dioxide doped with antimony

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