MX2008010941A - Sistema de produccion de acido policarboxilico que emplea remocion de licor caliente corriente abajo de la digestion oxidante. - Google Patents

Sistema de produccion de acido policarboxilico que emplea remocion de licor caliente corriente abajo de la digestion oxidante.

Info

Publication number
MX2008010941A
MX2008010941A MX2008010941A MX2008010941A MX2008010941A MX 2008010941 A MX2008010941 A MX 2008010941A MX 2008010941 A MX2008010941 A MX 2008010941A MX 2008010941 A MX2008010941 A MX 2008010941A MX 2008010941 A MX2008010941 A MX 2008010941A
Authority
MX
Mexico
Prior art keywords
production system
polycarboxylic acid
acid production
system employing
oxidative digestion
Prior art date
Application number
MX2008010941A
Other languages
English (en)
Inventor
Ronald Buford Sheppard
Martin De Boer
Alan George Wonders
Original Assignee
Eastman Chem 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 Eastman Chem Co filed Critical Eastman Chem Co
Publication of MX2008010941A publication Critical patent/MX2008010941A/es

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
    • 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

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)

Abstract

Se divulga un sistema optimizado para producir ácido tereftálico más eficiente y económicamente. El sistema incluye una etapa de enfriamiento de post-digestión optimizada que proporciona un producto de TPA que tiene pureza aumentada, mientras que minimiza los costos asociados con la remoción de impurezas del solvente reciclado.
MX2008010941A 2006-03-01 2007-02-27 Sistema de produccion de acido policarboxilico que emplea remocion de licor caliente corriente abajo de la digestion oxidante. MX2008010941A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/365,258 US7420082B2 (en) 2006-03-01 2006-03-01 Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion
PCT/US2007/004938 WO2007103028A2 (en) 2006-03-01 2007-02-27 Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion

Publications (1)

Publication Number Publication Date
MX2008010941A true MX2008010941A (es) 2008-09-03

Family

ID=38331532

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2008010941A MX2008010941A (es) 2006-03-01 2007-02-27 Sistema de produccion de acido policarboxilico que emplea remocion de licor caliente corriente abajo de la digestion oxidante.

Country Status (7)

Country Link
US (1) US7420082B2 (es)
EP (1) EP1993987A2 (es)
CN (2) CN104892391A (es)
BR (1) BRPI0708394A2 (es)
MX (1) MX2008010941A (es)
TW (1) TW200736210A (es)
WO (1) WO2007103028A2 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7692036B2 (en) 2004-11-29 2010-04-06 Eastman Chemical Company Optimized liquid-phase oxidation
WO2017014264A1 (ja) * 2015-07-22 2017-01-26 三菱瓦斯化学株式会社 高純度テレフタル酸の製造方法
CN106167451B (zh) * 2016-07-25 2018-12-18 浙江大学 间二甲苯与乙苯多步共氧化生产芳香羧酸的方法
CN106220489B (zh) * 2016-07-25 2018-12-18 浙江大学 以对二甲苯抽余液为原料生产间苯二甲酸的方法
US10000435B1 (en) * 2017-02-28 2018-06-19 Grupo Petrotemex, S.A. De C.V. Energy and environmentally integrated method for production of aromatic dicarboxylic acids by oxidation
CN108003006A (zh) * 2017-11-17 2018-05-08 杭州多向流化学科技有限公司 一种以碳八芳烃为原料生产对苯二甲酸与间苯二甲酸的方法

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Also Published As

Publication number Publication date
US20070208192A1 (en) 2007-09-06
CN101395117A (zh) 2009-03-25
CN104892391A (zh) 2015-09-09
US7420082B2 (en) 2008-09-02
EP1993987A2 (en) 2008-11-26
WO2007103028A3 (en) 2007-11-01
BRPI0708394A2 (pt) 2011-05-31
TW200736210A (en) 2007-10-01
WO2007103028A2 (en) 2007-09-13

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