JPS53127430A - Improved method of recovering catalyst and solvent from mother liquid of phthalic acid synthesizing process - Google Patents

Improved method of recovering catalyst and solvent from mother liquid of phthalic acid synthesizing process

Info

Publication number
JPS53127430A
JPS53127430A JP3817578A JP3817578A JPS53127430A JP S53127430 A JPS53127430 A JP S53127430A JP 3817578 A JP3817578 A JP 3817578A JP 3817578 A JP3817578 A JP 3817578A JP S53127430 A JPS53127430 A JP S53127430A
Authority
JP
Japan
Prior art keywords
solvent
phthalic acid
improved method
mother liquid
synthesizing process
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.)
Granted
Application number
JP3817578A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6241219B2 (enrdf_load_stackoverflow
Inventor
Boruteshi Piero
Tontei Serujio
Tankorura Rafuaere
Kosutanteiini Jiyuzetsupe
Serafuiini Mauro
Paori Pietoro
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.)
Montedison SpA
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 JPS53127430A publication Critical patent/JPS53127430A/ja
Publication of JPS6241219B2 publication Critical patent/JPS6241219B2/ja
Granted 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
    • Y02P20/584—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)
JP3817578A 1977-04-04 1978-04-03 Improved method of recovering catalyst and solvent from mother liquid of phthalic acid synthesizing process Granted JPS53127430A (en)

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 (2)

Publication Number Publication Date
JPS53127430A true JPS53127430A (en) 1978-11-07
JPS6241219B2 JPS6241219B2 (enrdf_load_stackoverflow) 1987-09-02

Family

ID=26328080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3817578A Granted JPS53127430A (en) 1977-04-04 1978-04-03 Improved method of recovering catalyst and solvent from mother liquid of phthalic acid synthesizing process

Country Status (10)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002068083A1 (fr) * 2001-02-27 2002-09-06 Mitsubishi Chemical Corporation Methode de distillation azeotropique
JP2008511647A (ja) * 2004-09-02 2008-04-17 イーストマン ケミカル カンパニー 最適化液相酸化

Families Citing this family (31)

* 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
US5980696A (en) * 1994-08-23 1999-11-09 E. I. Du Pont De Nemours And Company Dehydration of acetic acid by azeotropic distillation in the production of an aromatic acid
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
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
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
US7572936B2 (en) 2004-09-02 2009-08-11 Eastman Chemical Company Optimized liquid-phase oxidation
US7692037B2 (en) 2004-09-02 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7371894B2 (en) 2004-09-02 2008-05-13 Eastman Chemical Company Optimized liquid-phase oxidation
US7563926B2 (en) 2004-09-02 2009-07-21 Eastman Chemical Company Optimized liquid-phase oxidation
US7390921B2 (en) 2004-09-02 2008-06-24 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
US7504535B2 (en) 2004-09-02 2009-03-17 Eastman Chemical Company Optimized liquid-phase oxidation
US7507857B2 (en) 2004-09-02 2009-03-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7482482B2 (en) 2004-09-02 2009-01-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7608733B2 (en) 2004-09-02 2009-10-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7586000B2 (en) 2004-09-02 2009-09-08 Eastman Chemical Company Optimized liquid-phase oxidation
US7741515B2 (en) 2004-09-02 2010-06-22 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
US7568361B2 (en) 2004-09-02 2009-08-04 Eastman Chemical Company Optimized liquid-phase oxidation
US7399882B2 (en) 2004-09-02 2008-07-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7381836B2 (en) 2004-09-02 2008-06-03 Eastman Chemical Company Optimized liquid-phase oxidation
US7608732B2 (en) 2005-03-08 2009-10-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7495125B2 (en) 2004-09-02 2009-02-24 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
BE670307A (enrdf_load_stackoverflow) * 1964-12-14 1900-01-01
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 (enrdf_load_stackoverflow) * 1973-04-05 1978-08-15
JPS5328421B2 (enrdf_load_stackoverflow) * 1973-05-15 1978-08-15
JPS5328901B2 (enrdf_load_stackoverflow) * 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002068083A1 (fr) * 2001-02-27 2002-09-06 Mitsubishi Chemical Corporation Methode de distillation azeotropique
JP2008511647A (ja) * 2004-09-02 2008-04-17 イーストマン ケミカル カンパニー 最適化液相酸化

Also Published As

Publication number Publication date
ES468499A1 (es) 1979-01-01
BR7802069A (pt) 1979-01-23
FR2386511A1 (fr) 1978-11-03
NL7803368A (nl) 1978-10-06
GB1593117A (en) 1981-07-15
NL188282C (nl) 1992-05-18
MX148713A (es) 1983-06-06
SU1217250A3 (ru) 1986-03-07
DE2814448A1 (de) 1978-10-12
DE2814448C2 (enrdf_load_stackoverflow) 1991-05-23
JPS6241219B2 (enrdf_load_stackoverflow) 1987-09-02
IN148106B (enrdf_load_stackoverflow) 1980-10-18
NL188282B (nl) 1991-12-16
FR2386511B1 (enrdf_load_stackoverflow) 1980-07-25

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