NL188282C - Werkwijze voor de synthese van tereftaalzuur door oxyderen van p-xyleen in azijnzuuroplossing. - Google Patents

Werkwijze voor de synthese van tereftaalzuur door oxyderen van p-xyleen in azijnzuuroplossing.

Info

Publication number
NL188282C
NL188282C NLAANVRAGE7803368,A NL7803368A NL188282C NL 188282 C NL188282 C NL 188282C NL 7803368 A NL7803368 A NL 7803368A NL 188282 C NL188282 C NL 188282C
Authority
NL
Netherlands
Prior art keywords
terphalic
oxyders
xylene
synthesis
acetic acid
Prior art date
Application number
NLAANVRAGE7803368,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7803368A (nl
NL188282B (nl
Original Assignee
Montedison Spa
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
Priority claimed from IT2205877A external-priority patent/IT1075688B/it
Priority claimed from IT22408/77A external-priority patent/IT1075317B/it
Application filed by Montedison Spa filed Critical Montedison Spa
Publication of NL7803368A publication Critical patent/NL7803368A/xx
Publication of NL188282B publication Critical patent/NL188282B/xx
Application granted granted Critical
Publication of NL188282C publication Critical patent/NL188282C/xx

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
    • Y02P20/584—Recycling of catalysts

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)
NLAANVRAGE7803368,A 1977-04-04 1978-03-30 Werkwijze voor de synthese van tereftaalzuur door oxyderen van p-xyleen in azijnzuuroplossing. NL188282C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2205877A IT1075688B (it) 1977-04-04 1977-04-04 Metodo per il recupero del catalizzatore e del solvente dal liquido madre di un processo per la sintesi dell'acido tereftalico
IT22408/77A IT1075317B (it) 1977-04-13 1977-04-13 Metodo per l'anidrificazione del solvente e per il ricupero del sottoprodotto acetato di metile in un processo di sintesi dell'acido tereftalico

Publications (3)

Publication Number Publication Date
NL7803368A NL7803368A (nl) 1978-10-06
NL188282B NL188282B (nl) 1991-12-16
NL188282C true NL188282C (nl) 1992-05-18

Family

ID=26328080

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7803368,A NL188282C (nl) 1977-04-04 1978-03-30 Werkwijze voor de synthese van tereftaalzuur door oxyderen van p-xyleen in azijnzuuroplossing.

Country Status (10)

Country Link
JP (1) JPS53127430A (en))
BR (1) BR7802069A (en))
DE (1) DE2814448A1 (en))
ES (1) ES468499A1 (en))
FR (1) FR2386511A1 (en))
GB (1) GB1593117A (en))
IN (1) IN148106B (en))
MX (1) MX148713A (en))
NL (1) NL188282C (en))
SU (1) SU1217250A3 (en))

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1129759B (it) * 1980-01-23 1986-06-11 Montedison Spa Metodo per ricuperare in forma attiva i componenti del sistema catalitico della sintesi dell'acido tereftalico
US4334086A (en) * 1981-03-16 1982-06-08 Labofina S.A. Production of terephthalic acid
MX9701355A (es) * 1994-08-23 1997-05-31 Ici Plc Deshidratacion de acido acetico mediante destilacion azeotropica en la produccion de un acido aromatico.
US6150553A (en) * 1998-08-11 2000-11-21 E. I. Du Pont De Nemours And Company Method for recovering methyl acetate and residual acetic acid in the production acid of pure terephthalic acid
CN1236835C (zh) * 2001-02-27 2006-01-18 三菱化学株式会社 共沸蒸馏方法
US7410632B2 (en) * 2003-06-05 2008-08-12 Eastman Chemical Company Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid
US7381386B2 (en) * 2003-06-05 2008-06-03 Eastman Chemical Company Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid
US7507857B2 (en) 2004-09-02 2009-03-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7582793B2 (en) 2004-09-02 2009-09-01 Eastman Chemical Company Optimized liquid-phase oxidation
US7572932B2 (en) 2004-09-02 2009-08-11 Eastman Chemical Company Optimized liquid-phase oxidation
US7371894B2 (en) 2004-09-02 2008-05-13 Eastman Chemical Company Optimized liquid-phase oxidation
US7572936B2 (en) 2004-09-02 2009-08-11 Eastman Chemical Company Optimized liquid-phase oxidation
US7568361B2 (en) 2004-09-02 2009-08-04 Eastman Chemical Company Optimized liquid-phase oxidation
US7390921B2 (en) 2004-09-02 2008-06-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7482482B2 (en) 2004-09-02 2009-01-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7495125B2 (en) 2004-09-02 2009-02-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7589231B2 (en) 2004-09-02 2009-09-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7910769B2 (en) 2004-09-02 2011-03-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7586000B2 (en) 2004-09-02 2009-09-08 Eastman Chemical Company Optimized liquid-phase oxidation
US7692036B2 (en) 2004-11-29 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7683210B2 (en) 2004-09-02 2010-03-23 Eastman Chemical Company Optimized liquid-phase oxidation
US7608732B2 (en) 2005-03-08 2009-10-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7741515B2 (en) 2004-09-02 2010-06-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7692037B2 (en) 2004-09-02 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7399882B2 (en) 2004-09-02 2008-07-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7563926B2 (en) 2004-09-02 2009-07-21 Eastman Chemical Company Optimized liquid-phase oxidation
US7381836B2 (en) 2004-09-02 2008-06-03 Eastman Chemical Company Optimized liquid-phase oxidation
US7608733B2 (en) 2004-09-02 2009-10-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7504535B2 (en) 2004-09-02 2009-03-17 Eastman Chemical Company Optimized liquid-phase oxidation
US7361784B2 (en) * 2004-09-02 2008-04-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7884232B2 (en) 2005-06-16 2011-02-08 Eastman Chemical Company Optimized liquid-phase oxidation
US7355068B2 (en) 2006-01-04 2008-04-08 Eastman Chemical Company Oxidation system with internal secondary reactor
US7358389B2 (en) 2006-01-04 2008-04-15 Eastman Chemical Company Oxidation system employing internal structure for enhanced hydrodynamics

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA793870A (en) * 1964-12-14 1968-09-03 Berthoux Jean Procede d'oxydation d'hydrocarbures aromatiques
US3557173A (en) * 1968-05-09 1971-01-19 Sinclair Research Inc Process for recovering cobalt acetate
DE2104909A1 (en) * 1971-02-03 1972-09-07 Chemische Fabrik Kalk GmbH, 5000 Köln Terephthalic acid prodn - by para-xylene oxidn with oxygen using cobalt and bromine compound catalysts
US3761474A (en) * 1971-03-22 1973-09-25 Fmc Corp Purification of crude cyanuric acid
JPS5328420B2 (en)) * 1973-04-05 1978-08-15
JPS5328421B2 (en)) * 1973-05-15 1978-08-15
JPS5328901B2 (en)) * 1973-07-28 1978-08-17
FR2304255A7 (fr) * 1975-03-13 1976-10-08 Inst Francais Du Petrole Procede de fabrication d'acide terephtalique par oxydation du paraxylene

Also Published As

Publication number Publication date
NL7803368A (nl) 1978-10-06
DE2814448A1 (de) 1978-10-12
DE2814448C2 (en)) 1991-05-23
JPS6241219B2 (en)) 1987-09-02
FR2386511A1 (fr) 1978-11-03
GB1593117A (en) 1981-07-15
IN148106B (en)) 1980-10-18
MX148713A (es) 1983-06-06
ES468499A1 (es) 1979-01-01
JPS53127430A (en) 1978-11-07
FR2386511B1 (en)) 1980-07-25
NL188282B (nl) 1991-12-16
SU1217250A3 (ru) 1986-03-07
BR7802069A (pt) 1979-01-23

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Lapsed because of reaching the maximum lifetime of a patent

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