IT1073924B - Procedimento catalitico in continuo per la produzione ed il recupero di acido isoftalico o tereftalico - Google Patents

Procedimento catalitico in continuo per la produzione ed il recupero di acido isoftalico o tereftalico

Info

Publication number
IT1073924B
IT1073924B IT5186376A IT5186376A IT1073924B IT 1073924 B IT1073924 B IT 1073924B IT 5186376 A IT5186376 A IT 5186376A IT 5186376 A IT5186376 A IT 5186376A IT 1073924 B IT1073924 B IT 1073924B
Authority
IT
Italy
Prior art keywords
isophthalic
recovery
production
terephthalic acid
continuous catalytic
Prior art date
Application number
IT5186376A
Other languages
English (en)
Italian (it)
Original Assignee
Standard Oil 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 Standard Oil Co filed Critical Standard Oil Co
Application granted granted Critical
Publication of IT1073924B publication Critical patent/IT1073924B/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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT5186376A 1975-10-24 1976-10-22 Procedimento catalitico in continuo per la produzione ed il recupero di acido isoftalico o tereftalico IT1073924B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62567575A 1975-10-24 1975-10-24

Publications (1)

Publication Number Publication Date
IT1073924B true IT1073924B (it) 1985-04-17

Family

ID=24507104

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5186376A IT1073924B (it) 1975-10-24 1976-10-22 Procedimento catalitico in continuo per la produzione ed il recupero di acido isoftalico o tereftalico

Country Status (11)

Country Link
JP (1) JPS6048497B2 (cs)
BE (1) BE847474A (cs)
CA (1) CA1062279A (cs)
DE (1) DE2647698A1 (cs)
DK (1) DK159259C (cs)
FR (1) FR2328688A1 (cs)
GB (1) GB1555246A (cs)
IT (1) IT1073924B (cs)
LU (1) LU76048A1 (cs)
NL (1) NL188637C (cs)
YU (1) YU42274B (cs)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2714985C2 (de) * 1977-04-04 1982-05-06 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Reinigung von Terephthalsäure
JPS5470235A (en) * 1977-11-14 1979-06-05 Mitsubishi Chem Ind Ltd Preparation of terephthalic acid
US4334086A (en) * 1981-03-16 1982-06-08 Labofina S.A. Production of terephthalic acid
DE3128147C2 (de) * 1981-07-16 1986-03-06 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Gewinnung von aromatischen Monocarbonsäuren
JP2893860B2 (ja) * 1990-05-17 1999-05-24 三菱瓦斯化学株式会社 高純度イソフタル酸の製造法
EP0465100B1 (en) * 1990-06-25 1994-09-28 Mitsubishi Gas Chemical Company, Inc. Process for producing high purity isophthalic acid
US5183933A (en) * 1991-10-15 1993-02-02 Amoco Corporation Process for preparing 2,6-naphthalene-dicarboxylic acid
US7399882B2 (en) 2004-09-02 2008-07-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7586000B2 (en) 2004-09-02 2009-09-08 Eastman Chemical Company Optimized liquid-phase oxidation
US7568361B2 (en) 2004-09-02 2009-08-04 Eastman Chemical Company Optimized liquid-phase oxidation
US7504535B2 (en) 2004-09-02 2009-03-17 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
US7507857B2 (en) 2004-09-02 2009-03-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7608733B2 (en) 2004-09-02 2009-10-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7683210B2 (en) * 2004-09-02 2010-03-23 Eastman Chemical Company Optimized liquid-phase oxidation
US7589231B2 (en) 2004-09-02 2009-09-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7692036B2 (en) * 2004-11-29 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7390921B2 (en) 2004-09-02 2008-06-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7582793B2 (en) * 2004-09-02 2009-09-01 Eastman Chemical Company Optimized liquid-phase oxidation
US7741515B2 (en) 2004-09-02 2010-06-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7381836B2 (en) 2004-09-02 2008-06-03 Eastman Chemical Company Optimized liquid-phase oxidation
US7482482B2 (en) 2004-09-02 2009-01-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7572932B2 (en) 2004-09-02 2009-08-11 Eastman Chemical Company Optimized liquid-phase oxidation
US7563926B2 (en) 2004-09-02 2009-07-21 Eastman Chemical Company Optimized liquid-phase oxidation
US7361784B2 (en) 2004-09-02 2008-04-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7371894B2 (en) 2004-09-02 2008-05-13 Eastman Chemical Company Optimized liquid-phase oxidation
US7495125B2 (en) * 2004-09-02 2009-02-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7608732B2 (en) 2005-03-08 2009-10-27 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
WO2019005532A1 (en) * 2017-06-29 2019-01-03 Bp Corporation North America Inc. METHODS OF MAKING AROMATIC CARBOXYLIC ACIDS
CN112110813A (zh) * 2020-09-18 2020-12-22 中国石化扬子石油化工有限公司 一种促进偏苯三甲酸结晶的方法

Also Published As

Publication number Publication date
YU42274B (en) 1988-08-31
NL7611720A (nl) 1977-04-26
BE847474A (fr) 1977-04-20
DE2647698A1 (de) 1977-04-28
DK159259B (da) 1990-09-24
DK159259C (da) 1991-04-08
FR2328688A1 (fr) 1977-05-20
GB1555246A (en) 1979-11-07
CA1062279A (en) 1979-09-11
JPS6048497B2 (ja) 1985-10-28
DK477776A (da) 1977-04-25
FR2328688B1 (cs) 1978-12-15
DE2647698C2 (cs) 1989-06-15
LU76048A1 (cs) 1977-05-31
YU260576A (en) 1982-05-31
NL188637C (nl) 1992-08-17
JPS5285136A (en) 1977-07-15

Similar Documents

Publication Publication Date Title
IT1073924B (it) Procedimento catalitico in continuo per la produzione ed il recupero di acido isoftalico o tereftalico
IT1136570B (it) Procedimento per la produzione ed il recupero di acido tereftalico
CS194694B2 (en) Method of producing terephthalic acid
IT1129759B (it) Metodo per ricuperare in forma attiva i componenti del sistema catalitico della sintesi dell'acido tereftalico
IT1057464B (it) Procedimento ed impianto per la produzione continua di acido tereftalico di alta purezza
IT1102554B (it) Copoliesteri di acido tereftalico e procedimento per la loro produzione ed applicazione
IT1018896B (it) Procedimento di recupero di acido tereftalico mediante cristaliz zazione istantanea continua
IT1082703B (it) Catalizzatore di amminazione e procedimento per la produzione di alchilammine
IT1089271B (it) Processo per la produzione di acido tereftalico
IT1150686B (it) Procedimento per la produzione di acido tereftalico
MX149664A (es) Mejoras en un proceso continuo para la esterificacion directa de acido tereftalico con etilenglicol
IT1064942B (it) Procedimento per produrre acido tereftalico
IT1090868B (it) Procedimento continuo per la produzione di acido tereftalico
CS193574B2 (en) Process for preparing terephthalic acid by the reaction of dipotassium terephthalate and benzoic acid
GB1538731A (en) Process for producing terephthalic acid
MX165095B (es) Recuperacion de acidos organicos, catalizadores y agua, de la fabricacion de acido tereftalico
IT1041434B (it) Procedimento per la produzione di acido tereftalico
IT7848696A0 (it) Procedimento ed impianto per depurare acido tereftalico
IT1068731B (it) Procedimento per la produzione di acido tereftalico
IT985095B (it) Procedimento ed impianto per esterificare acido tereftalico
AR201576A1 (es) Nuevos copoliesteres lineales a base de acido tereftalico y/o isoftalico, un procedimiento para prepararlos y empleo de ellos
IT1089250B (it) Processo per la produzione di acido tereftalico
EG12905A (en) Process for the preparation of terephthalic acid
IT1119906B (it) Procedimento e dispositivo per la produzione dell acido tereftalico ad elevata purezza
IT1013205B (it) Procedimento per produrre cloruro di acido m cloro benzolsolfonico ed m diclorobenzolo

Legal Events

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

Effective date: 19951026