FR2443451A2 - Procede d'obtention d'isophorone incolore - Google Patents

Procede d'obtention d'isophorone incolore

Info

Publication number
FR2443451A2
FR2443451A2 FR7834579A FR7834579A FR2443451A2 FR 2443451 A2 FR2443451 A2 FR 2443451A2 FR 7834579 A FR7834579 A FR 7834579A FR 7834579 A FR7834579 A FR 7834579A FR 2443451 A2 FR2443451 A2 FR 2443451A2
Authority
FR
France
Prior art keywords
mixt
colourless
stable
distilling
crude synthesis
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.)
Granted
Application number
FR7834579A
Other languages
English (en)
Other versions
FR2443451B2 (fr
Inventor
Bernard Cheminal
Paul Kiener
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.)
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
Original Assignee
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
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 Produits Chimiques Ugine Kuhlmann, Ugine Kuhlmann SA filed Critical Produits Chimiques Ugine Kuhlmann
Priority to FR7834579A priority Critical patent/FR2443451A2/fr
Priority to EP79400058A priority patent/EP0003922A1/fr
Priority to US06/007,695 priority patent/US4248673A/en
Priority to JP1151479A priority patent/JPS54115350A/ja
Priority to IT19939/79A priority patent/IT1110294B/it
Priority to NO790371A priority patent/NO790371L/no
Priority to DK48579A priority patent/DK48579A/da
Publication of FR2443451A2 publication Critical patent/FR2443451A2/fr
Application granted granted Critical
Publication of FR2443451B2 publication Critical patent/FR2443451B2/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/79—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procédé d'obtention d'isophorone incolore stable selon les revendications du brevet principal caractérisé par le fait que l'effluent du réacteur contenant la résine échangeuse d'ions est neutralisé par un agent alcalin, tamponné, puis lavé à l'eau par décantation avant être distillé.
FR7834579A 1978-02-07 1978-12-08 Procede d'obtention d'isophorone incolore Granted FR2443451A2 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7834579A FR2443451A2 (fr) 1978-12-08 1978-12-08 Procede d'obtention d'isophorone incolore
EP79400058A EP0003922A1 (fr) 1978-02-07 1979-01-29 Procédé d'obtension d'isophorone incolore et stable
US06/007,695 US4248673A (en) 1978-02-07 1979-01-30 Process for obtaining colorless and stable isophorone
JP1151479A JPS54115350A (en) 1978-02-07 1979-02-05 Manufacture of colorless and stable isophorone
IT19939/79A IT1110294B (it) 1978-02-07 1979-02-06 Procedimento per la preparazione dell'isoforone incolore e stabile
NO790371A NO790371L (no) 1978-02-07 1979-02-06 Fremgangsmaate for fremstilling av ufarget og stabilt isoforon
DK48579A DK48579A (da) 1978-02-07 1979-02-06 Fremgangsmaade til fremstilling af ufarvet og stabilt isophoron

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7834579A FR2443451A2 (fr) 1978-12-08 1978-12-08 Procede d'obtention d'isophorone incolore

Publications (2)

Publication Number Publication Date
FR2443451A2 true FR2443451A2 (fr) 1980-07-04
FR2443451B2 FR2443451B2 (fr) 1981-05-22

Family

ID=9215831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7834579A Granted FR2443451A2 (fr) 1978-02-07 1978-12-08 Procede d'obtention d'isophorone incolore

Country Status (1)

Country Link
FR (1) FR2443451A2 (fr)

Also Published As

Publication number Publication date
FR2443451B2 (fr) 1981-05-22

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