GB1152575A - Purification of Aromatic Polycarboxylic Acids. - Google Patents

Purification of Aromatic Polycarboxylic Acids.

Info

Publication number
GB1152575A
GB1152575A GB2165466A GB2165466A GB1152575A GB 1152575 A GB1152575 A GB 1152575A GB 2165466 A GB2165466 A GB 2165466A GB 2165466 A GB2165466 A GB 2165466A GB 1152575 A GB1152575 A GB 1152575A
Authority
GB
United Kingdom
Prior art keywords
polycarboxylic acids
aromatic polycarboxylic
purification
acid
purified
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.)
Expired
Application number
GB2165466A
Other languages
English (en)
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.)
Standard Oil Co
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
Publication of GB1152575A publication Critical patent/GB1152575A/en
Expired 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
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/487Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB2165466A 1965-05-17 1966-05-16 Purification of Aromatic Polycarboxylic Acids. Expired GB1152575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45621965A 1965-05-17 1965-05-17

Publications (1)

Publication Number Publication Date
GB1152575A true GB1152575A (en) 1969-05-21

Family

ID=23811931

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2165466A Expired GB1152575A (en) 1965-05-17 1966-05-16 Purification of Aromatic Polycarboxylic Acids.

Country Status (9)

Country Link
JP (1) JPS5138698B1 (de)
AT (1) AT290507B (de)
BE (1) BE681180A (de)
CH (1) CH457397A (de)
DE (1) DE1593540A1 (de)
DK (1) DK125171B (de)
ES (1) ES326853A1 (de)
GB (1) GB1152575A (de)
SE (1) SE350966B (de)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0502628A2 (de) * 1991-03-07 1992-09-09 Imperial Chemical Industries Plc Verfahren zur Herstellung von Terephthalsäure
US5189209A (en) * 1990-05-17 1993-02-23 Mitsubishi Gas Chemical Company, Inc. Process for producing highly pure isophthalic acid
WO2002098836A1 (en) * 2001-06-04 2002-12-12 Eastman Chemical Company Process for the production of purified terephthalic acid
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
US7326807B2 (en) 2006-03-01 2008-02-05 Eastman Chemical Company Polycarboxylic acid production system with enhanced heating for oxidative digestion
US7342128B2 (en) 2003-04-25 2008-03-11 Eastman Chemical Company Method for oxidizing a slurry composition in a post oxidation zone in the presence of added steam
US7393973B2 (en) 2006-03-01 2008-07-01 Eastman Chemical Company Polycarboxylic acid production system with enhanced residence time distribution for 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
US7485747B2 (en) 2001-06-04 2009-02-03 Eastman Chemical Company Two stage oxidation process for the production of aromatic dicarboxylic acids
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
US7772424B2 (en) 2006-03-01 2010-08-10 Eastman Chemical Company Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion
US7816556B2 (en) 2006-03-01 2010-10-19 Eastman Chemical Company Polycarboxylic acid production system employing enhanced multistage oxidative digestion
US7829037B2 (en) 2006-03-01 2010-11-09 Eastman Chemical Company Oxidation system with sidedraw secondary reactor
CN103288632A (zh) * 2013-06-19 2013-09-11 中国石油化工股份有限公司 一种粗均苯三甲酸精制的方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5449820A (en) * 1994-03-15 1995-09-12 Mitsubishi Chemical Corporation Method of preparing high purity 2,6-naphthalene dicarboxylic acid
US8178716B2 (en) * 2006-05-08 2012-05-15 Mitsubishi Gas Chemical Company, Inc. Method of crystallization
CN113105056A (zh) * 2021-04-14 2021-07-13 新疆中泰创新技术研究院有限责任公司 精对苯二甲酸废水资源化利用的方法

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5189209A (en) * 1990-05-17 1993-02-23 Mitsubishi Gas Chemical Company, Inc. Process for producing highly pure isophthalic acid
EP0502628A2 (de) * 1991-03-07 1992-09-09 Imperial Chemical Industries Plc Verfahren zur Herstellung von Terephthalsäure
EP0502628A3 (en) * 1991-03-07 1993-01-27 Imperial Chemical Industries Plc Process for the production of terephthalic acid
US5527957A (en) * 1991-03-07 1996-06-18 Imperial Chemical Industries Plc Process for the production of terephthalic acid
EP0722927A1 (de) * 1991-03-07 1996-07-24 Imperial Chemical Industries Plc Verfahren zur Herstellung von Terephthalsäure
US5563293A (en) * 1991-03-07 1996-10-08 Imperial Chemical Industries Plc Process for the production of terephthalic acid
EP0754673A1 (de) * 1991-03-07 1997-01-22 Imperial Chemical Industries Plc Verfahren zur Herstellung von Terephthalsäure
US5679846A (en) * 1991-03-07 1997-10-21 Imperial Chemical Industries Plc Process for the production of terephalic acid
CN1038409C (zh) * 1991-03-07 1998-05-20 帝国化学工业公司 生产对苯二甲酸的方法
US5877346A (en) * 1991-03-07 1999-03-02 E. I. Du Pont De Nemours And Company Process for the production of terephthalic acid
CN1067977C (zh) * 1991-03-07 2001-07-04 纳幕尔杜邦公司 生产对苯二甲酸的方法
US7196215B2 (en) 2001-06-04 2007-03-27 Eastman Chemical Company Process for the production of purified terephthalic acid
WO2002098836A1 (en) * 2001-06-04 2002-12-12 Eastman Chemical Company Process for the production of purified terephthalic acid
KR100896382B1 (ko) * 2001-06-04 2009-05-08 이스트만 케미칼 컴파니 정제된 테레프탈산의 제조 방법
US7485747B2 (en) 2001-06-04 2009-02-03 Eastman Chemical Company Two stage oxidation process for the production of aromatic dicarboxylic acids
US7342128B2 (en) 2003-04-25 2008-03-11 Eastman Chemical Company Method for oxidizing a slurry composition in a post oxidation zone in the presence of added steam
US7393973B2 (en) 2006-03-01 2008-07-01 Eastman Chemical Company Polycarboxylic acid production system with enhanced residence time distribution for 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
US7326807B2 (en) 2006-03-01 2008-02-05 Eastman Chemical Company Polycarboxylic acid production system with enhanced heating 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
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
US7772424B2 (en) 2006-03-01 2010-08-10 Eastman Chemical Company Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion
US7816556B2 (en) 2006-03-01 2010-10-19 Eastman Chemical Company Polycarboxylic acid production system employing enhanced multistage oxidative digestion
US7829037B2 (en) 2006-03-01 2010-11-09 Eastman Chemical Company Oxidation system with sidedraw secondary reactor
US8153840B2 (en) 2006-03-01 2012-04-10 Grupo Petrotemex, S.A. De C.V. Oxidation system with sidedraw secondary reactor
CN103288632A (zh) * 2013-06-19 2013-09-11 中国石油化工股份有限公司 一种粗均苯三甲酸精制的方法

Also Published As

Publication number Publication date
CH457397A (fr) 1968-06-15
JPS5138698B1 (de) 1976-10-23
AT290507B (de) 1971-06-11
SE350966B (de) 1972-11-13
BE681180A (de) 1966-10-31
DE1593540A1 (de) 1970-10-22
DK125171B (da) 1973-01-08
ES326853A1 (es) 1967-03-16

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Legal Events

Date Code Title Description
694A Case decided by the comptroller (rule 94(3)/1968)
PS Patent sealed
PE Patent expired