FR68191E - Purification of terephthalic acid - Google Patents

Purification of terephthalic acid

Info

Publication number
FR68191E
FR68191E FR68191DA FR68191E FR 68191 E FR68191 E FR 68191E FR 68191D A FR68191D A FR 68191DA FR 68191 E FR68191 E FR 68191E
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
French (fr)
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 FR68191E publication Critical patent/FR68191E/en
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
    • C07C51/43—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)
FR68191D 1955-09-02 1955-09-02 Purification of terephthalic acid Expired FR68191E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68191T 1955-09-02

Publications (1)

Publication Number Publication Date
FR68191E true FR68191E (en) 1958-04-09

Family

ID=8700277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68191D Expired FR68191E (en) 1955-09-02 1955-09-02 Purification of terephthalic acid

Country Status (1)

Country Link
FR (1) FR68191E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431479A1 (en) * 1978-07-21 1980-02-15 Mitsubishi Gas Chemical Co PROCESS FOR THE PRODUCTION OF HIGH PURITY TEREPHTHALIC ACID

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431479A1 (en) * 1978-07-21 1980-02-15 Mitsubishi Gas Chemical Co PROCESS FOR THE PRODUCTION OF HIGH PURITY TEREPHTHALIC ACID

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