IT1090868B - CONTINUOUS PROCEDURE FOR THE PRODUCTION OF TEREPHTHALIC ACID - Google Patents

CONTINUOUS PROCEDURE FOR THE PRODUCTION OF TEREPHTHALIC ACID

Info

Publication number
IT1090868B
IT1090868B IT69032/77A IT6903277A IT1090868B IT 1090868 B IT1090868 B IT 1090868B IT 69032/77 A IT69032/77 A IT 69032/77A IT 6903277 A IT6903277 A IT 6903277A IT 1090868 B IT1090868 B IT 1090868B
Authority
IT
Italy
Prior art keywords
production
terephthalic acid
continuous procedure
procedure
continuous
Prior art date
Application number
IT69032/77A
Other languages
Italian (it)
Original Assignee
Mitsubishi Chem Ind
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 Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind
Application granted granted Critical
Publication of IT1090868B publication Critical patent/IT1090868B/en

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
IT69032/77A 1976-09-16 1977-09-14 CONTINUOUS PROCEDURE FOR THE PRODUCTION OF TEREPHTHALIC ACID IT1090868B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51111015A JPS5949212B2 (en) 1976-09-16 1976-09-16 Manufacturing method of terephthalic acid

Publications (1)

Publication Number Publication Date
IT1090868B true IT1090868B (en) 1985-06-26

Family

ID=14550224

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69032/77A IT1090868B (en) 1976-09-16 1977-09-14 CONTINUOUS PROCEDURE FOR THE PRODUCTION OF TEREPHTHALIC ACID

Country Status (9)

Country Link
JP (1) JPS5949212B2 (en)
BE (1) BE858814A (en)
CA (1) CA1079297A (en)
DE (1) DE2741382A1 (en)
ES (1) ES462370A1 (en)
GB (1) GB1589310A (en)
IT (1) IT1090868B (en)
PH (1) PH12993A (en)
PT (1) PT67039B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555138A (en) * 1978-10-19 1980-04-22 Mitsubishi Chem Ind Ltd Preparation of highly pure terephthalic acid
US4334086A (en) * 1981-03-16 1982-06-08 Labofina S.A. Production of terephthalic acid
JPS5992295A (en) * 1982-11-15 1984-05-28 Mitsubishi Heavy Ind Ltd Steering gear
JPS59143790A (en) * 1983-02-05 1984-08-17 Hitachi Zosen Corp Rolling control device for high-speed boat
JP2581979B2 (en) * 1989-07-12 1997-02-19 川崎重工業株式会社 Emergency landing attitude control device for hydrofoil ship
US5087741A (en) * 1990-11-29 1992-02-11 Eastman Kodak Company Continuous production of aromatic carboxylic acids
US7276625B2 (en) 2002-10-15 2007-10-02 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
US7193109B2 (en) 2003-03-06 2007-03-20 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
US7214760B2 (en) 2004-01-15 2007-05-08 Eastman Chemical Company Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
US7816556B2 (en) 2006-03-01 2010-10-19 Eastman Chemical Company Polycarboxylic acid production system employing enhanced multistage oxidative digestion
US7326807B2 (en) 2006-03-01 2008-02-05 Eastman Chemical Company Polycarboxylic acid production system with enhanced heating 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
US7772424B2 (en) 2006-03-01 2010-08-10 Eastman Chemical Company Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion
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
US7393973B2 (en) * 2006-03-01 2008-07-01 Eastman Chemical Company Polycarboxylic acid production system with enhanced residence time distribution for oxidative digestion
US20070208194A1 (en) 2006-03-01 2007-09-06 Woodruff Thomas E Oxidation system with sidedraw secondary reactor
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

Also Published As

Publication number Publication date
JPS5949212B2 (en) 1984-12-01
PT67039B (en) 1979-02-15
DE2741382A1 (en) 1978-03-23
CA1079297A (en) 1980-06-10
BE858814A (en) 1978-01-16
PH12993A (en) 1979-10-29
GB1589310A (en) 1981-05-13
ES462370A1 (en) 1978-06-01
JPS5337636A (en) 1978-04-06
PT67039A (en) 1977-10-01

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960924