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FR1104703A - Purification de l'acide téréphtalique - Google Patents

Purification de l'acide téréphtalique

Info

Publication number
FR1104703A
FR1104703A FR1104703DA FR1104703A FR 1104703 A FR1104703 A FR 1104703A FR 1104703D A FR1104703D A FR 1104703DA FR 1104703 A FR1104703 A FR 1104703A
Authority
FR
France
Prior art keywords
purification
terephthalic acid
terephthalic
acid
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
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR1104703A publication Critical patent/FR1104703A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • 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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR1104703D 1953-07-17 1954-07-17 Purification de l'acide téréphtalique Expired FR1104703A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1104703X 1953-07-17

Publications (1)

Publication Number Publication Date
FR1104703A true FR1104703A (fr) 1955-11-23

Family

ID=10874336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1104703D Expired FR1104703A (fr) 1953-07-17 1954-07-17 Purification de l'acide téréphtalique

Country Status (1)

Country Link
FR (1) FR1104703A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306966A1 (fr) * 1975-04-11 1976-11-05 Ici Ltd Procede de production de l'acide terephtalique par oxydation catalytique du p-xylene
EP0672644A1 (fr) * 1994-03-15 1995-09-20 Mitsubishi Chemical Corporation Procédé pour la préparation d'acide 2,6-naphtalène dicarboxylique de haute pureté

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306966A1 (fr) * 1975-04-11 1976-11-05 Ici Ltd Procede de production de l'acide terephtalique par oxydation catalytique du p-xylene
EP0672644A1 (fr) * 1994-03-15 1995-09-20 Mitsubishi Chemical Corporation Procédé pour la préparation d'acide 2,6-naphtalène dicarboxylique de haute pureté

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