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FR1487936A - Procédé de préparation de l'acide téréphtalique - Google Patents

Procédé de préparation de l'acide téréphtalique

Info

Publication number
FR1487936A
FR1487936A FR71203A FR71203A FR1487936A FR 1487936 A FR1487936 A FR 1487936A FR 71203 A FR71203 A FR 71203A FR 71203 A FR71203 A FR 71203A FR 1487936 A FR1487936 A FR 1487936A
Authority
FR
France
Prior art keywords
terephthalic acid
preparing terephthalic
preparing
acid
terephthalic
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
FR71203A
Other languages
English (en)
French (fr)
Inventor
Ewald Katzschmann
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.)
Chemische Werke Witten GmbH
Original Assignee
Chemische Werke Witten GmbH
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 Chemische Werke Witten GmbH filed Critical Chemische Werke Witten GmbH
Application granted granted Critical
Publication of FR1487936A publication Critical patent/FR1487936A/fr
Expired legal-status Critical Current

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
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

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)
FR71203A 1965-07-28 1966-07-28 Procédé de préparation de l'acide téréphtalique Expired FR1487936A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEC0036517 1965-07-28
DEC36516A DE1259326B (de) 1965-07-28 1965-07-28 Verfahren zur Gewinnung reiner Terephthalsaeure

Publications (1)

Publication Number Publication Date
FR1487936A true FR1487936A (fr) 1967-07-07

Family

ID=25970100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR71203A Expired FR1487936A (fr) 1965-07-28 1966-07-28 Procédé de préparation de l'acide téréphtalique

Country Status (11)

Country Link
BE (1) BE684645A (xx)
CH (2) CH466259A (xx)
DE (2) DE1259326B (xx)
DK (2) DK118234B (xx)
ES (1) ES329474A1 (xx)
FI (2) FI44386C (xx)
FR (1) FR1487936A (xx)
GB (1) GB1155589A (xx)
LU (1) LU50543A1 (xx)
NL (1) NL6609738A (xx)
SE (1) SE343850B (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2165898A1 (xx) * 1971-11-25 1973-08-10 Teijin Ltd
DE2804156A1 (de) * 1977-01-31 1978-08-03 Teijin Ltd Verfahren zur herstellung von terephthalsaeure

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2010137C3 (de) * 1970-03-04 1979-07-05 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Terephthalsauredimethylester
ES2104512B1 (es) * 1995-09-21 1998-07-01 Interquisa Procedimiento industrial para la fabricacion de acidos carboxilicos aromaticos.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2165898A1 (xx) * 1971-11-25 1973-08-10 Teijin Ltd
DE2804156A1 (de) * 1977-01-31 1978-08-03 Teijin Ltd Verfahren zur herstellung von terephthalsaeure

Also Published As

Publication number Publication date
ES329474A1 (es) 1967-05-16
FI44386C (fi) 1971-11-10
FI45550C (fi) 1972-07-10
DE1251735B (de) 1967-10-12
CH539013A (de) 1973-07-15
FI44386B (xx) 1971-08-02
LU50543A1 (xx) 1966-04-28
DK118234B (da) 1970-07-27
CH466259A (de) 1968-12-15
BE684645A (xx) 1967-01-27
DK125196B (da) 1973-01-15
DE1259326B (de) 1968-01-25
GB1155589A (en) 1969-06-18
NL6609738A (xx) 1967-01-30
FI45550B (xx) 1972-04-04
SE343850B (xx) 1972-03-20

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