GB770224A - Improvements in or relating to the preparation of terephthalic acid - Google Patents

Improvements in or relating to the preparation of terephthalic acid

Info

Publication number
GB770224A
GB770224A GB32987/54A GB3298754A GB770224A GB 770224 A GB770224 A GB 770224A GB 32987/54 A GB32987/54 A GB 32987/54A GB 3298754 A GB3298754 A GB 3298754A GB 770224 A GB770224 A GB 770224A
Authority
GB
United Kingdom
Prior art keywords
diacetylbenzene
oxidized
oxygen
acid
catalyst
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.)
Expired
Application number
GB32987/54A
Other languages
English (en)
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.)
Bataafsche Petroleum Maatschappij NV
Original Assignee
Bataafsche Petroleum Maatschappij NV
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 Bataafsche Petroleum Maatschappij NV filed Critical Bataafsche Petroleum Maatschappij NV
Publication of GB770224A publication Critical patent/GB770224A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB32987/54A 1953-11-17 1954-11-15 Improvements in or relating to the preparation of terephthalic acid Expired GB770224A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL770224X 1953-11-17

Publications (1)

Publication Number Publication Date
GB770224A true GB770224A (en) 1957-03-20

Family

ID=19828087

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32987/54A Expired GB770224A (en) 1953-11-17 1954-11-15 Improvements in or relating to the preparation of terephthalic acid

Country Status (3)

Country Link
FR (1) FR1126928A (fr)
GB (1) GB770224A (fr)
NL (1) NL182865C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3014961A (en) * 1958-07-09 1961-12-26 Buna Chem Werke Veb Process for the preparation of terephthalic acid and isophthalic acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3014961A (en) * 1958-07-09 1961-12-26 Buna Chem Werke Veb Process for the preparation of terephthalic acid and isophthalic acid

Also Published As

Publication number Publication date
NL182865C (fr)
FR1126928A (fr) 1956-12-04

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