PT1912927T - Processo para remoção de ácido benzoico de uma corrente de purga oxidante - Google Patents

Processo para remoção de ácido benzoico de uma corrente de purga oxidante

Info

Publication number
PT1912927T
PT1912927T PT67887034T PT06788703T PT1912927T PT 1912927 T PT1912927 T PT 1912927T PT 67887034 T PT67887034 T PT 67887034T PT 06788703 T PT06788703 T PT 06788703T PT 1912927 T PT1912927 T PT 1912927T
Authority
PT
Portugal
Prior art keywords
removal
benzoic acid
purge stream
oxidizer purge
oxidizer
Prior art date
Application number
PT67887034T
Other languages
English (en)
Inventor
Edward Gibson Philip
Randolph Parker Kenny
Lin Robert
Original Assignee
Grupo Petrotemex Sa De Cv
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 US11/201,799 external-priority patent/US7569722B2/en
Priority claimed from US11/201,512 external-priority patent/US7402694B2/en
Application filed by Grupo Petrotemex Sa De Cv filed Critical Grupo Petrotemex Sa De Cv
Publication of PT1912927T publication Critical patent/PT1912927T/pt

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
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • 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
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/04—Monocyclic monocarboxylic acids
    • C07C63/06—Benzoic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
PT67887034T 2005-08-11 2006-07-27 Processo para remoção de ácido benzoico de uma corrente de purga oxidante PT1912927T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/201,799 US7569722B2 (en) 2005-08-11 2005-08-11 Process for removal of benzoic acid from an oxidizer purge stream
US11/201,512 US7402694B2 (en) 2005-08-11 2005-08-11 Process for removal of benzoic acid from an oxidizer purge stream

Publications (1)

Publication Number Publication Date
PT1912927T true PT1912927T (pt) 2016-11-22

Family

ID=37607385

Family Applications (2)

Application Number Title Priority Date Filing Date
PT67887034T PT1912927T (pt) 2005-08-11 2006-07-27 Processo para remoção de ácido benzoico de uma corrente de purga oxidante
PT68004217T PT1912928E (pt) 2005-08-11 2006-07-27 Processo para remoção de ácido benzóico de uma corrente de purga oxidante

Family Applications After (1)

Application Number Title Priority Date Filing Date
PT68004217T PT1912928E (pt) 2005-08-11 2006-07-27 Processo para remoção de ácido benzóico de uma corrente de purga oxidante

Country Status (16)

Country Link
EP (2) EP1912927B1 (pt)
JP (2) JP2009504646A (pt)
KR (2) KR20080037007A (pt)
AR (1) AR057669A1 (pt)
BR (2) BRPI0614365A2 (pt)
CA (2) CA2616107A1 (pt)
ES (2) ES2603178T3 (pt)
IN (1) IN2014DN07919A (pt)
LT (1) LT1912927T (pt)
MX (1) MX2008000766A (pt)
MY (1) MY138327A (pt)
PL (2) PL1912928T3 (pt)
PT (2) PT1912927T (pt)
RU (2) RU2008109021A (pt)
TW (1) TW200726743A (pt)
WO (2) WO2007021488A2 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8466312B2 (en) * 2010-08-20 2013-06-18 Grupo Petrotemex, S.A. De C.V. Terephthalic acid purge filtration rate by controlling % water in filter feed slurry
JP2020132612A (ja) * 2019-02-26 2020-08-31 三菱ケミカル株式会社 固液分離方法、並びに、それを用いた（メタ）アクリル酸の精製方法及び精製（メタ）アクリル酸の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB892766A (en) * 1957-11-12 1962-03-28 Standard Oil Co Improvements in or relating to the production of aromatic acids
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
EP0882009B1 (en) * 1996-02-22 2001-05-16 E.I. Du Pont De Nemours And Company Production of aromatic polycarboxylic acids
US7402694B2 (en) * 2005-08-11 2008-07-22 Eastman Chemical Company Process for removal of benzoic acid from an oxidizer purge stream

Also Published As

Publication number Publication date
CA2616024A1 (en) 2007-02-22
PL1912928T3 (pl) 2014-08-29
TW200726743A (en) 2007-07-16
EP1912928A2 (en) 2008-04-23
PT1912928E (pt) 2014-06-23
CA2616107A1 (en) 2007-02-22
JP2009504647A (ja) 2009-02-05
BRPI0614365A2 (pt) 2016-11-22
RU2008109021A (ru) 2009-09-20
EP1912927B1 (en) 2016-08-17
RU2008108994A (ru) 2009-09-20
KR20080037007A (ko) 2008-04-29
LT1912927T (lt) 2017-02-27
WO2007021487A3 (en) 2007-05-03
BRPI0614749A2 (pt) 2016-08-30
WO2007021488A3 (en) 2007-05-10
WO2007021488A2 (en) 2007-02-22
JP2009504646A (ja) 2009-02-05
WO2007021487A8 (en) 2007-06-14
PL1912927T3 (pl) 2017-08-31
ES2603178T3 (es) 2017-02-24
KR20080037008A (ko) 2008-04-29
IN2014DN07919A (pt) 2015-07-10
MY138327A (en) 2009-05-29
WO2007021487A2 (en) 2007-02-22
EP1912927A2 (en) 2008-04-23
ES2467096T3 (es) 2014-06-11
EP1912928B1 (en) 2014-03-26
AR057669A1 (es) 2007-12-12
MX2008000766A (es) 2008-03-13

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