FR2263997B3 - - Google Patents

Info

Publication number
FR2263997B3
FR2263997B3 FR7408903A FR7408903A FR2263997B3 FR 2263997 B3 FR2263997 B3 FR 2263997B3 FR 7408903 A FR7408903 A FR 7408903A FR 7408903 A FR7408903 A FR 7408903A FR 2263997 B3 FR2263997 B3 FR 2263997B3
Authority
FR
France
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
FR7408903A
Other languages
French (fr)
Other versions
FR2263997A1 (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.)
Hall Cy C P
Original Assignee
Hall Cy C P
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 Hall Cy C P filed Critical Hall Cy C P
Priority to FR7408903A priority Critical patent/FR2263997A1/fr
Publication of FR2263997A1 publication Critical patent/FR2263997A1/fr
Application granted granted Critical
Publication of FR2263997B3 publication Critical patent/FR2263997B3/fr
Granted 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
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • 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
    • C07C51/493—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification whereby carboxylic acid esters are formed
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
FR7408903A 1974-03-15 1974-03-15 Dicarboxylic acids purifn - using extractant selected from aliph and arom ketones and dialkyl amides Granted FR2263997A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7408903A FR2263997A1 (en) 1974-03-15 1974-03-15 Dicarboxylic acids purifn - using extractant selected from aliph and arom ketones and dialkyl amides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7408903A FR2263997A1 (en) 1974-03-15 1974-03-15 Dicarboxylic acids purifn - using extractant selected from aliph and arom ketones and dialkyl amides

Publications (2)

Publication Number Publication Date
FR2263997A1 FR2263997A1 (en) 1975-10-10
FR2263997B3 true FR2263997B3 (zh) 1976-12-24

Family

ID=9136390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7408903A Granted FR2263997A1 (en) 1974-03-15 1974-03-15 Dicarboxylic acids purifn - using extractant selected from aliph and arom ketones and dialkyl amides

Country Status (1)

Country Link
FR (1) FR2263997A1 (zh)

Also Published As

Publication number Publication date
FR2263997A1 (en) 1975-10-10

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Legal Events

Date Code Title Description
ST Notification of lapse