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FR1152610A - Purification of terephthalic acid - Google Patents

Purification of terephthalic acid

Info

Publication number
FR1152610A
FR1152610A FR1152610DA FR1152610A FR 1152610 A FR1152610 A FR 1152610A FR 1152610D A FR1152610D A FR 1152610DA FR 1152610 A FR1152610 A FR 1152610A
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 FR1152610A publication Critical patent/FR1152610A/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
    • C07C51/487—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)
FR1152610D 1955-02-25 1956-02-16 Purification of terephthalic acid Expired FR1152610A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1152610X 1955-02-25

Publications (1)

Publication Number Publication Date
FR1152610A true FR1152610A (en) 1958-02-21

Family

ID=10878056

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1152610D Expired FR1152610A (en) 1955-02-25 1956-02-16 Purification of terephthalic acid

Country Status (1)

Country Link
FR (1) FR1152610A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1175661B (en) * 1958-12-30 1964-08-13 Hoechst Ag Process for the separation of nitrogenous compounds from terephthalic acid obtained in the nitric acid oxidation of p-dialkylbenzenes, p-chloromethyltoluene or p-xylylene dichloride

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1175661B (en) * 1958-12-30 1964-08-13 Hoechst Ag Process for the separation of nitrogenous compounds from terephthalic acid obtained in the nitric acid oxidation of p-dialkylbenzenes, p-chloromethyltoluene or p-xylylene dichloride

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