JPS5387331A - Simultaneous preparation of terephtahlic acid and dimethyl terephtahlate - Google Patents

Simultaneous preparation of terephtahlic acid and dimethyl terephtahlate

Info

Publication number
JPS5387331A
JPS5387331A JP112477A JP112477A JPS5387331A JP S5387331 A JPS5387331 A JP S5387331A JP 112477 A JP112477 A JP 112477A JP 112477 A JP112477 A JP 112477A JP S5387331 A JPS5387331 A JP S5387331A
Authority
JP
Japan
Prior art keywords
dimethyl
terephtahlate
simultaneous preparation
terephtahlic acid
terephtahlic
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
JP112477A
Other languages
Japanese (ja)
Inventor
Shizuo Azuma
Kiyoshi Yamamoto
Isao Hirose
Masao Suzuki
Hiroshi Sakai
Kenichi Kato
Hiroyuki Okitsu
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.)
Teijin Ltd
Original Assignee
Teijin 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 Teijin Ltd filed Critical Teijin Ltd
Priority to JP112477A priority Critical patent/JPS5387331A/en
Publication of JPS5387331A publication Critical patent/JPS5387331A/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: Monomethyl terephthalate is heated in the presence a cobalt catalyst to form uncolored terephthalic acid and dimethyl terephthalate in a short period and in high conversion.
COPYRIGHT: (C)1978,JPO&Japio
JP112477A 1977-01-11 1977-01-11 Simultaneous preparation of terephtahlic acid and dimethyl terephtahlate Pending JPS5387331A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP112477A JPS5387331A (en) 1977-01-11 1977-01-11 Simultaneous preparation of terephtahlic acid and dimethyl terephtahlate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP112477A JPS5387331A (en) 1977-01-11 1977-01-11 Simultaneous preparation of terephtahlic acid and dimethyl terephtahlate

Publications (1)

Publication Number Publication Date
JPS5387331A true JPS5387331A (en) 1978-08-01

Family

ID=11492691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP112477A Pending JPS5387331A (en) 1977-01-11 1977-01-11 Simultaneous preparation of terephtahlic acid and dimethyl terephtahlate

Country Status (1)

Country Link
JP (1) JPS5387331A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4851732A (en) * 1986-10-27 1989-07-25 Takeaki Kashiwara Spark plug having a flame deflector for use in an internal combustion engine
US4863664A (en) * 1985-04-22 1989-09-05 Basf Corporation High speed process of making polyamide filaments
US5007389A (en) * 1987-12-17 1991-04-16 Ryohei Kashiwara Ignition plug for internal combustion engines and a process for igniting gas mixture by the use thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4863664A (en) * 1985-04-22 1989-09-05 Basf Corporation High speed process of making polyamide filaments
US4851732A (en) * 1986-10-27 1989-07-25 Takeaki Kashiwara Spark plug having a flame deflector for use in an internal combustion engine
US5007389A (en) * 1987-12-17 1991-04-16 Ryohei Kashiwara Ignition plug for internal combustion engines and a process for igniting gas mixture by the use thereof

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