FR1426901A - Procédé de purification de l'acide téréphtalique - Google Patents

Procédé de purification de l'acide téréphtalique

Info

Publication number
FR1426901A
FR1426901A FR974415A FR974415A FR1426901A FR 1426901 A FR1426901 A FR 1426901A FR 974415 A FR974415 A FR 974415A FR 974415 A FR974415 A FR 974415A FR 1426901 A FR1426901 A FR 1426901A
Authority
FR
France
Prior art keywords
terephthalic acid
purification process
acid purification
terephthalic
purification
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
FR974415A
Other languages
English (en)
Inventor
Jacob Alagy
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 to GB1050312D priority Critical patent/GB1050312A/en
Application filed by IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR974415A priority patent/FR1426901A/fr
Priority to DEJ28066A priority patent/DE1298979B/de
Priority to NL6505950A priority patent/NL6505950A/xx
Priority to BE663757A priority patent/BE663757A/xx
Priority to US454974A priority patent/US3361804A/en
Application granted granted Critical
Publication of FR1426901A publication Critical patent/FR1426901A/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
    • C07C51/487—Separation; 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)
FR974415A 1964-05-13 1964-05-13 Procédé de purification de l'acide téréphtalique Expired FR1426901A (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1050312D GB1050312A (fr) 1964-05-13
FR974415A FR1426901A (fr) 1964-05-13 1964-05-13 Procédé de purification de l'acide téréphtalique
DEJ28066A DE1298979B (de) 1964-05-13 1965-05-05 Verfahren zur Reinigung von Terephthalsaeure
NL6505950A NL6505950A (fr) 1964-05-13 1965-05-11
BE663757A BE663757A (fr) 1964-05-13 1965-05-11
US454974A US3361804A (en) 1964-05-13 1965-05-11 Purification of terephthalic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR974415A FR1426901A (fr) 1964-05-13 1964-05-13 Procédé de purification de l'acide téréphtalique

Publications (1)

Publication Number Publication Date
FR1426901A true FR1426901A (fr) 1966-02-04

Family

ID=8829978

Family Applications (1)

Application Number Title Priority Date Filing Date
FR974415A Expired FR1426901A (fr) 1964-05-13 1964-05-13 Procédé de purification de l'acide téréphtalique

Country Status (6)

Country Link
US (1) US3361804A (fr)
BE (1) BE663757A (fr)
DE (1) DE1298979B (fr)
FR (1) FR1426901A (fr)
GB (1) GB1050312A (fr)
NL (1) NL6505950A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1568341A1 (de) * 1966-10-12 1970-03-19 Huels Chemische Werke Ag Verfahren zur Reinigung technischer Terephthalsaeure
US3916012A (en) * 1968-04-19 1975-10-28 Standard Oil Co Purification of 2,6 and 2,7 naphthalene dicarboxylic acid

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3047621A (en) * 1962-07-31 Purification of phthalic acids
US2899466A (en) * 1959-08-11 Purification of terephthalic acid
DE965231C (de) * 1954-07-09 1957-06-06 Basf Ag Verfahren zur Gewinnung reiner Terephthalsaeure
GB785045A (en) * 1954-12-15 1957-10-23 Ici Ltd Purification of terephthalic acid
DE1175661B (de) * 1958-12-30 1964-08-13 Hoechst Ag Verfahren zur Abtrennung von stickstoffhaltigen Verbindungen aus bei der Salpetersaeureoxydation von p-Dialkylbenzolen, p-Chlormethyltoluol oder p-Xylylendichlorid erhaltener Terephthalsaeure
NL250177A (fr) * 1959-04-06

Also Published As

Publication number Publication date
US3361804A (en) 1968-01-02
DE1298979B (de) 1969-07-10
NL6505950A (fr) 1965-11-15
GB1050312A (fr)
BE663757A (fr) 1965-11-12

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