FR1484110A - Procédé de purification des lactames - Google Patents

Procédé de purification des lactames

Info

Publication number
FR1484110A
FR1484110A FR65425A FR65425A FR1484110A FR 1484110 A FR1484110 A FR 1484110A FR 65425 A FR65425 A FR 65425A FR 65425 A FR65425 A FR 65425A FR 1484110 A FR1484110 A FR 1484110A
Authority
FR
France
Prior art keywords
purification process
lactam
lactam purification
purification
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
FR65425A
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.)
Inventa AG fuer Forschung und Patentverwertung
Original Assignee
Inventa AG fuer Forschung und Patentverwertung
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
Priority claimed from CH830065A external-priority patent/CH450433A/de
Application filed by Inventa AG fuer Forschung und Patentverwertung filed Critical Inventa AG fuer Forschung und Patentverwertung
Priority to FR65425A priority Critical patent/FR1484110A/fr
Application granted granted Critical
Publication of FR1484110A publication Critical patent/FR1484110A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0488—Flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
FR65425A 1965-06-15 1966-06-14 Procédé de purification des lactames Expired FR1484110A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR65425A FR1484110A (fr) 1965-06-15 1966-06-14 Procédé de purification des lactames

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH830065A CH450433A (de) 1965-06-15 1965-06-15 Verfahren zur Reinigung von Lactamen
FR65425A FR1484110A (fr) 1965-06-15 1966-06-14 Procédé de purification des lactames

Publications (1)

Publication Number Publication Date
FR1484110A true FR1484110A (fr) 1967-06-09

Family

ID=25703122

Family Applications (1)

Application Number Title Priority Date Filing Date
FR65425A Expired FR1484110A (fr) 1965-06-15 1966-06-14 Procédé de purification des lactames

Country Status (1)

Country Link
FR (1) FR1484110A (fr)

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