ATE156799T1 - Verfahren zur herstellung von terephtalsäure - Google Patents

Verfahren zur herstellung von terephtalsäure

Info

Publication number
ATE156799T1
ATE156799T1 AT92909323T AT92909323T ATE156799T1 AT E156799 T1 ATE156799 T1 AT E156799T1 AT 92909323 T AT92909323 T AT 92909323T AT 92909323 T AT92909323 T AT 92909323T AT E156799 T1 ATE156799 T1 AT E156799T1
Authority
AT
Austria
Prior art keywords
acid
aliphatic carboxylic
aromatic polycarboxylic
carboxylic acid
terephtal
Prior art date
Application number
AT92909323T
Other languages
English (en)
Inventor
John Charles Gee
Jeffrey Ira Rosenfeld
Thomas Michael Bartos
Original Assignee
Amoco 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 Amoco Corp filed Critical Amoco Corp
Application granted granted Critical
Publication of ATE156799T1 publication Critical patent/ATE156799T1/de

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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Artificial Filaments (AREA)
AT92909323T 1991-04-12 1992-04-09 Verfahren zur herstellung von terephtalsäure ATE156799T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68522191A 1991-04-12 1991-04-12

Publications (1)

Publication Number Publication Date
ATE156799T1 true ATE156799T1 (de) 1997-08-15

Family

ID=24751239

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92909323T ATE156799T1 (de) 1991-04-12 1992-04-09 Verfahren zur herstellung von terephtalsäure

Country Status (10)

Country Link
EP (1) EP0579716B1 (de)
JP (1) JP2620820B2 (de)
KR (1) KR0180751B1 (de)
AT (1) ATE156799T1 (de)
BR (1) BR9205881A (de)
DE (1) DE69221610T2 (de)
ES (1) ES2104911T3 (de)
RU (1) RU2114098C1 (de)
SG (1) SG80548A1 (de)
WO (1) WO1992018453A1 (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9104776D0 (en) * 1991-03-07 1991-04-17 Ici Plc Process for the production of terephthalic acid
US6140534A (en) * 1995-06-07 2000-10-31 Hfm International, Inc. Method for purifying isophthalic acid prepared from metaxylene
JP4817496B2 (ja) * 1998-05-29 2011-11-16 ジーティーシー テクノロジー エルピー 精製テレフタル酸及びイソフタル酸を混合キシレンから製造する方法
US7282151B2 (en) 2003-06-05 2007-10-16 Eastman Chemical Company Process for removal of impurities from mother liquor in the synthesis of carboxylic acid using pressure filtration
US7452522B2 (en) 2003-06-05 2008-11-18 Eastman Chemical Company Extraction process for removal of impurities from an oxidizer purge stream 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
US7351396B2 (en) 2003-06-05 2008-04-01 Eastman Chemical Company Extraction process for removal of impurities from an aqueous mixture
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
US7494641B2 (en) 2003-06-05 2009-02-24 Eastman Chemical Company Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid
US7546747B2 (en) * 2004-01-15 2009-06-16 Eastman Chemical Company Process for production of a dried carboxylic acid cake suitable for use in polyester production
US20070238899A9 (en) 2004-09-02 2007-10-11 Robert Lin Optimized production of aromatic dicarboxylic acids
BRPI0514756A (pt) * 2004-09-02 2008-06-24 Eastman Chem Co processo para produzir ácidos dicarboxìlicos aromáticos, e, aparelhagem
US7683210B2 (en) * 2004-09-02 2010-03-23 Eastman Chemical Company Optimized liquid-phase oxidation
US7897810B2 (en) 2004-09-02 2011-03-01 Eastman Chemical Company Optimized production of aromatic dicarboxylic acids
MX359077B (es) * 2004-09-02 2018-09-13 Grupo Petrotemex Sa De Cv Produccion optimizada de acidos dicarboxilicos aromaticos.
US7888530B2 (en) 2004-09-02 2011-02-15 Eastman Chemical Company Optimized production of aromatic dicarboxylic acids
MY144892A (en) * 2004-10-28 2011-11-30 Grupo Petrotemex Sa De Cv Process for removal of impurities from an oxidizer purge stream
US7273559B2 (en) 2004-10-28 2007-09-25 Eastman Chemical Company Process for removal of impurities from an oxidizer purge stream
US7291270B2 (en) 2004-10-28 2007-11-06 Eastman Chemical Company Process for removal of impurities from an oxidizer purge stream
US7884231B2 (en) 2005-05-19 2011-02-08 Eastman Chemical Company Process to produce an enriched composition
US7897809B2 (en) 2005-05-19 2011-03-01 Eastman Chemical Company Process to produce an enrichment feed
US7834208B2 (en) 2005-05-19 2010-11-16 Eastman Chemical Company Process to produce a post catalyst removal composition
US7741516B2 (en) 2005-05-19 2010-06-22 Eastman Chemical Company Process to enrich a carboxylic acid composition
US7919652B2 (en) 2005-05-19 2011-04-05 Eastman Chemical Company Process to produce an enriched composition through the use of a catalyst removal zone and an enrichment zone
US7304178B2 (en) 2005-05-19 2007-12-04 Eastman Chemical Company Enriched isophthalic acid composition
US7880031B2 (en) 2005-05-19 2011-02-01 Eastman Chemical Company Process to produce an enrichment feed
US7557243B2 (en) 2005-05-19 2009-07-07 Eastman Chemical Company Enriched terephthalic acid composition
US7432395B2 (en) 2005-05-19 2008-10-07 Eastman Chemical Company Enriched carboxylic acid composition
US7402694B2 (en) 2005-08-11 2008-07-22 Eastman Chemical Company Process for removal of benzoic acid from an oxidizer purge stream
US7569722B2 (en) 2005-08-11 2009-08-04 Eastman Chemical Company Process for removal of benzoic acid from an oxidizer purge stream
US7567717B1 (en) 2005-12-12 2009-07-28 American Megatrends, Inc. Method, system, and computer-readable medium for the adaptive filtering and compression of video data
KR100794317B1 (ko) * 2006-02-20 2008-01-11 (주)에이엠티퍼시픽 방향족 화합물의 산화반응시 반응기 배출가스로부터 물을제거하는 방법
US7888529B2 (en) 2006-03-01 2011-02-15 Eastman Chemical Company Process to produce a post catalyst removal composition
US7880032B2 (en) 2006-03-01 2011-02-01 Eastman Chemical Company Versatile oxidation byproduct purge process
US20070203359A1 (en) 2006-03-01 2007-08-30 Philip Edward Gibson Versatile oxidation byproduct purge process
US7863481B2 (en) 2006-03-01 2011-01-04 Eastman Chemical Company Versatile oxidation byproduct purge process
US7897808B2 (en) 2006-03-01 2011-03-01 Eastman Chemical Company Versatile oxidation byproduct purge process
BR112016015320A2 (pt) 2013-12-30 2017-10-10 Bp Corp North America Inc misturas de alimentação de ácido carboxílico aromático bruto pressurizado
JP2015140342A (ja) * 2014-01-30 2015-08-03 株式会社日立製作所 精製テレフタル酸の製造方法
CN105085231A (zh) * 2014-05-20 2015-11-25 天华化工机械及自动化研究设计院有限公司 一种pta工业装置氧化单元中醋酸溶剂的处理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839436A (en) * 1969-05-26 1974-10-01 Standard Oil Co Integration of para-or meta-xylene oxidation to terephthalic acid or isophthalic acid and its purification by hydrogen treatment of aqueous solution
NO156927C (no) * 1981-08-04 1987-12-23 Mueller Drm Ag FramgangsmŸte for kontinuerlig fortykning av suspensjoner.
US4782181A (en) * 1987-06-04 1988-11-01 Amoco Corporation Process for removal of high molecular weight impurities in the manufacture of purified terephthalic acid
DE3729268A1 (de) * 1987-09-02 1989-03-16 Henkel Kgaa Verfahren und anlage zur abtrennung und reinigung von celluloseethern und anderen cellulosederivaten

Also Published As

Publication number Publication date
ES2104911T3 (es) 1997-10-16
KR0180751B1 (ko) 1999-05-15
JPH06502653A (ja) 1994-03-24
RU2114098C1 (ru) 1998-06-27
WO1992018453A1 (en) 1992-10-29
SG80548A1 (en) 2001-05-22
DE69221610D1 (de) 1997-09-18
EP0579716A1 (de) 1994-01-26
JP2620820B2 (ja) 1997-06-18
EP0579716B1 (de) 1997-08-13
DE69221610T2 (de) 1998-03-26
BR9205881A (pt) 1994-08-23

Similar Documents

Publication Publication Date Title
DE69221610D1 (de) Verfahren zur herstellung von terephtalsäure
CA2108269A1 (en) Process for preparation of crude terephthalic acid suitable for reduction to prepare purified terephthalic acid
RU93058133A (ru) Способ получения сырой ароматической поликарбоновой кислоты
DE69221858D1 (de) Verfahren zur rückgewinnung von gereinigter terephtalsäure
DE69817726D1 (de) Verfahren zur kontinuierlichen herstellung von polyestern
DE69214686D1 (de) Verfahren zur Herstellung von Polyestern mit verbesserter thermooxydativer Stabilität
ATE123777T1 (de) Verfahren zur herstellung von (6s)- und (6r)- tetrahydrofolsäure.
DE69119234D1 (de) Verfahren zur herstellung von reiner hydroxyessigsäure
DE69315234D1 (de) Verfahren zur Herstellung von Alpha-Glykosyl- L-Ascorbinsäure mit hohem Produktanteil
ATE131468T1 (de) Verfahren zur herstellung von carbonsäureanhydriden
DE69122936D1 (de) Verfahren zur Herstellung von Sialsäure
ATE94531T1 (de) Verfahren zur kontinuierlichen herstellung von leichten acrylaten.
DE69409722D1 (de) Verfahren zur Herstellung von Diacerein
ATE120754T1 (de) Verfahren zur raffinierung von seife enthaltenden rohen produkten aus einem polyol-fettsäure- veresterungsgemisch.
DE69034114D1 (de) Verfahren zur Herstellung von Polyethylenterephthalat
ATE129699T1 (de) Verfahren zur herstellung gereinigter alkansulfonsäuren.
ATE9230T1 (de) Polyolhaltige komponente mit hohem feststoffgehalt und verfahren zur herstellung von polyurethan-harzen daraus.
ATE126191T1 (de) Verfahren zur herstellung p,p'-biphenol.
ATE189220T1 (de) Verfahren zur herstellung von 7-(3-amino- sowie 3-aminomethyl-1-pyrrolidinyl)-3-chinolon- carbonsäuren sowie -naphthyridoncarbonsäuren
DE69114202D1 (de) Verfahren zur Herstellung von S(+)-6-Methoxy-alpha-methyl-2-naphthalin-Essigsäure.
ATE215524T1 (de) Verfahren zur herstellung und reinigung von komplexestern
DE59205377D1 (de) Mikrobiologisches Verfahren zur Herstellung von 5-Hydroxypyrazincarbonsäure
DE69514461D1 (de) Verfahren zur Reinigung O,S-dimethyl N-acetylphosphoramidothioates
ATE135369T1 (de) Chemisches verfahren zur herstellung des antibiotikums l 17392 (deglukoteicoplanin) und dessen salze
DE1140922B (de) Verfahren zur Gewinnung reiner, zur unmittelbaren Veresterung und Poly-kondensation mit AEthylenglykol geeigneter Terephthalsaeure oder Isophthalsaeure

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties