DE1919335A1 - Fluessigphasenoxydation von p-Xylol zu Terephthalsaeure - Google Patents

Fluessigphasenoxydation von p-Xylol zu Terephthalsaeure

Info

Publication number
DE1919335A1
DE1919335A1 DE19691919335 DE1919335A DE1919335A1 DE 1919335 A1 DE1919335 A1 DE 1919335A1 DE 19691919335 DE19691919335 DE 19691919335 DE 1919335 A DE1919335 A DE 1919335A DE 1919335 A1 DE1919335 A1 DE 1919335A1
Authority
DE
Germany
Prior art keywords
reactor
xylene
liquid
acetaldehyde
phase
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.)
Pending
Application number
DE19691919335
Other languages
German (de)
English (en)
Inventor
Tex Corpus Christi
Trebellas John Constantine
Thigpen Hubert Harold
Mays Wallace Michael
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.)
Celanese Corp
Original Assignee
Celanese Corp
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 Celanese Corp filed Critical Celanese Corp
Publication of DE1919335A1 publication Critical patent/DE1919335A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265Preparation 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)
DE19691919335 1968-04-16 1969-04-16 Fluessigphasenoxydation von p-Xylol zu Terephthalsaeure Pending DE1919335A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72170468A 1968-04-16 1968-04-16

Publications (1)

Publication Number Publication Date
DE1919335A1 true DE1919335A1 (de) 1969-10-23

Family

ID=24898974

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691919335 Pending DE1919335A1 (de) 1968-04-16 1969-04-16 Fluessigphasenoxydation von p-Xylol zu Terephthalsaeure

Country Status (5)

Country Link
BE (1) BE731519A (enExample)
DE (1) DE1919335A1 (enExample)
FR (1) FR2006269A1 (enExample)
GB (1) GB1237298A (enExample)
NL (1) NL6905812A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816835A1 (de) * 1977-04-19 1978-10-26 Mitsubishi Gas Chemical Co Verfahren zur herstellung von terephtalsaeure durch oxidation von p-tolualdehyd
DE2822728A1 (de) * 1978-05-24 1979-11-29 Asahi Chemical Ind Verfahren zur herstellung von hochreiner terephthalsaeure

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7692037B2 (en) * 2004-09-02 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7608733B2 (en) 2004-09-02 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
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
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
US7507857B2 (en) 2004-09-02 2009-03-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7381836B2 (en) 2004-09-02 2008-06-03 Eastman Chemical Company Optimized liquid-phase oxidation
US7586000B2 (en) 2004-09-02 2009-09-08 Eastman Chemical Company Optimized liquid-phase oxidation
US7361784B2 (en) 2004-09-02 2008-04-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7390921B2 (en) 2004-09-02 2008-06-24 Eastman Chemical Company Optimized liquid-phase oxidation
US7692036B2 (en) 2004-11-29 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
US7568361B2 (en) 2004-09-02 2009-08-04 Eastman Chemical Company Optimized liquid-phase oxidation
US7589231B2 (en) 2004-09-02 2009-09-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7482482B2 (en) 2004-09-02 2009-01-27 Eastman Chemical Company Optimized liquid-phase oxidation
US7399882B2 (en) 2004-09-02 2008-07-15 Eastman Chemical Company Optimized liquid-phase oxidation
US7910769B2 (en) 2004-09-02 2011-03-22 Eastman Chemical Company Optimized liquid-phase oxidation
US7563926B2 (en) 2004-09-02 2009-07-21 Eastman Chemical Company Optimized liquid-phase oxidation
US7683210B2 (en) 2004-09-02 2010-03-23 Eastman Chemical Company Optimized liquid-phase oxidation
US7504535B2 (en) 2004-09-02 2009-03-17 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
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
US7326808B2 (en) 2006-03-01 2008-02-05 Eastman Chemical Company Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as feed to impurity purge system
US7816556B2 (en) 2006-03-01 2010-10-19 Eastman Chemical Company Polycarboxylic acid production system employing enhanced multistage oxidative digestion
US7772424B2 (en) 2006-03-01 2010-08-10 Eastman Chemical Company Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion
US7420082B2 (en) * 2006-03-01 2008-09-02 Eastman Chemical Company Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion
US20070208194A1 (en) 2006-03-01 2007-09-06 Woodruff Thomas E Oxidation system with sidedraw secondary reactor
US7393973B2 (en) 2006-03-01 2008-07-01 Eastman Chemical Company Polycarboxylic acid production system with enhanced residence time distribution for oxidative digestion
US7501537B2 (en) 2006-03-01 2009-03-10 Eastman Chemical Company Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816835A1 (de) * 1977-04-19 1978-10-26 Mitsubishi Gas Chemical Co Verfahren zur herstellung von terephtalsaeure durch oxidation von p-tolualdehyd
DE2822728A1 (de) * 1978-05-24 1979-11-29 Asahi Chemical Ind Verfahren zur herstellung von hochreiner terephthalsaeure

Also Published As

Publication number Publication date
BE731519A (enExample) 1969-10-15
GB1237298A (en) 1971-06-30
NL6905812A (enExample) 1969-10-20
FR2006269A1 (enExample) 1969-12-26

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