JPS5359639A - Preparation of terephthalic acid - Google Patents

Preparation of terephthalic acid

Info

Publication number
JPS5359639A
JPS5359639A JP13326376A JP13326376A JPS5359639A JP S5359639 A JPS5359639 A JP S5359639A JP 13326376 A JP13326376 A JP 13326376A JP 13326376 A JP13326376 A JP 13326376A JP S5359639 A JPS5359639 A JP S5359639A
Authority
JP
Japan
Prior art keywords
preparation
terephthalic acid
acid
tolualdehyde
stirring
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
JP13326376A
Other languages
Japanese (ja)
Inventor
Hajime Torigata
Hiroshi Morimoto
Kenji Nakaoka
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.)
Toray Industries Inc
Original Assignee
Toray Industries 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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP13326376A priority Critical patent/JPS5359639A/en
Publication of JPS5359639A publication Critical patent/JPS5359639A/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: To prepare terephtalic acid of high quality by the continuous oxidation of p-tolualdehyde with O2 in acetic acid in the presence of a Co compound as a catalyst under specific residence time, oxygen partial pressure and reaction temperature with stirring.
COPYRIGHT: (C)1978,JPO&Japio
JP13326376A 1976-11-08 1976-11-08 Preparation of terephthalic acid Pending JPS5359639A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13326376A JPS5359639A (en) 1976-11-08 1976-11-08 Preparation of terephthalic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13326376A JPS5359639A (en) 1976-11-08 1976-11-08 Preparation of terephthalic acid

Publications (1)

Publication Number Publication Date
JPS5359639A true JPS5359639A (en) 1978-05-29

Family

ID=15100517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13326376A Pending JPS5359639A (en) 1976-11-08 1976-11-08 Preparation of terephthalic acid

Country Status (1)

Country Link
JP (1) JPS5359639A (en)

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