FR1053885A - Process for the continuous preparation of pure lactams by extraction - Google Patents

Process for the continuous preparation of pure lactams by extraction

Info

Publication number
FR1053885A
FR1053885A FR1053885DA FR1053885A FR 1053885 A FR1053885 A FR 1053885A FR 1053885D A FR1053885D A FR 1053885DA FR 1053885 A FR1053885 A FR 1053885A
Authority
FR
France
Prior art keywords
extraction
continuous preparation
lactams
pure
pure lactams
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.)
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
Application filed by Inventa AG fuer Forschung und Patentverwertung filed Critical Inventa AG fuer Forschung und Patentverwertung
Application granted granted Critical
Publication of FR1053885A publication Critical patent/FR1053885A/en
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
FR1053885D 1950-07-26 1951-06-21 Process for the continuous preparation of pure lactams by extraction Expired FR1053885A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1053885X 1950-07-26

Publications (1)

Publication Number Publication Date
FR1053885A true FR1053885A (en) 1954-02-05

Family

ID=4554990

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1053885D Expired FR1053885A (en) 1950-07-26 1951-06-21 Process for the continuous preparation of pure lactams by extraction

Country Status (1)

Country Link
FR (1) FR1053885A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2364903A1 (en) * 1976-09-15 1978-04-14 Bayer Ag E-CAPROLACTAM PURIFICATION PROCESS
FR2455584A1 (en) * 1979-05-04 1980-11-28 Snia Viscosa PROCESS FOR PURIFYING CRUDE CAPROLACTAM CONTAINING AMIDES AND OTHER BY-PRODUCTS AND PURIFIED CAPROLACTAM OBTAINED

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2364903A1 (en) * 1976-09-15 1978-04-14 Bayer Ag E-CAPROLACTAM PURIFICATION PROCESS
FR2455584A1 (en) * 1979-05-04 1980-11-28 Snia Viscosa PROCESS FOR PURIFYING CRUDE CAPROLACTAM CONTAINING AMIDES AND OTHER BY-PRODUCTS AND PURIFIED CAPROLACTAM OBTAINED

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