IT7967361A0 - Procedimento e dispositivo per la produzione dell acido tereftalicoad elevata purezza - Google Patents

Procedimento e dispositivo per la produzione dell acido tereftalicoad elevata purezza

Info

Publication number
IT7967361A0
IT7967361A0 IT7967361A IT6736179A IT7967361A0 IT 7967361 A0 IT7967361 A0 IT 7967361A0 IT 7967361 A IT7967361 A IT 7967361A IT 6736179 A IT6736179 A IT 6736179A IT 7967361 A0 IT7967361 A0 IT 7967361A0
Authority
IT
Italy
Prior art keywords
production
high purity
terepthalic acid
terepthalic
acid
Prior art date
Application number
IT7967361A
Other languages
English (en)
Other versions
IT1119906B (it
Original Assignee
Mitsubishi Gas Chemical Co
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 Mitsubishi Gas Chemical Co filed Critical Mitsubishi Gas Chemical Co
Publication of IT7967361A0 publication Critical patent/IT7967361A0/it
Application granted granted Critical
Publication of IT1119906B publication Critical patent/IT1119906B/it

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

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)
IT67361/79A 1978-02-20 1979-02-19 Procedimento e dispositivo per la produzione dell acido tereftalico ad elevata purezza IT1119906B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1764978A JPS54125631A (en) 1978-02-20 1978-02-20 Preparation of high-purity terephthalic acid

Publications (2)

Publication Number Publication Date
IT7967361A0 true IT7967361A0 (it) 1979-02-19
IT1119906B IT1119906B (it) 1986-03-19

Family

ID=11949693

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67361/79A IT1119906B (it) 1978-02-20 1979-02-19 Procedimento e dispositivo per la produzione dell acido tereftalico ad elevata purezza

Country Status (7)

Country Link
US (1) US4297507A (it)
JP (1) JPS54125631A (it)
DE (1) DE2905672C3 (it)
FR (1) FR2417491A1 (it)
GB (1) GB2014577B (it)
IT (1) IT1119906B (it)
NL (1) NL180581C (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6056696B2 (ja) * 1982-01-18 1985-12-11 三菱瓦斯化学株式会社 芳香族ポリカルボン酸を製造する方法
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US6054610A (en) * 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
CA2343400A1 (en) 1998-09-10 2000-03-23 Exxonmobil Chemical Patents, Inc. Process for making aromatic aldehydes
WO2005095310A2 (en) * 2004-03-23 2005-10-13 Shell Internationale Research Maatschappij B.V. The utilization of zirconium and zirconium based alloys for the containment of halogen containing environments used in the production of olefins, alcohols, ethers, ethoxylates glycols, and olefin oxides from alkanes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB743933A (en) * 1953-06-23 1956-01-25 Hercules Powder Co Ltd Improvements in or relating to synthesis of carboxylic acids
BE550529A (it) * 1955-08-24
GB832995A (en) * 1956-11-05 1960-04-21 Ici Ltd Improvements in and relating to a process for the oxidation of organic compounds
BE562102A (it) * 1956-11-05
FR1521286A (fr) * 1966-05-02 1968-04-12 Ici Ltd Protection de certains métaux contre la détérioration lors de leur utilisation dans une installation de traitement de matières chimiques
US3678106A (en) * 1970-04-02 1972-07-18 Fmc Corp OXIDATION OF p-XYLENE AND p-TOLUIC ACID TO TEREPHTHALIC ACID IN AQUEOUS MEDIUM
US3708531A (en) * 1971-06-02 1973-01-02 Petro Tex Chem Corp Promotion of the oxidation of mononuclear aromatic compounds

Also Published As

Publication number Publication date
NL180581B (nl) 1986-10-16
FR2417491A1 (fr) 1979-09-14
DE2905672C3 (de) 1981-07-09
DE2905672A1 (de) 1979-08-23
JPS5623414B2 (it) 1981-05-30
GB2014577A (en) 1979-08-30
NL7901250A (nl) 1979-08-22
NL180581C (nl) 1987-03-16
JPS54125631A (en) 1979-09-29
DE2905672B2 (de) 1980-05-29
US4297507A (en) 1981-10-27
FR2417491B1 (it) 1983-10-21
GB2014577B (en) 1982-11-17
IT1119906B (it) 1986-03-19

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950227