BE764894A - Procede de purification de lactames - Google Patents

Procede de purification de lactames

Info

Publication number
BE764894A
BE764894A BE764894A BE764894A BE764894A BE 764894 A BE764894 A BE 764894A BE 764894 A BE764894 A BE 764894A BE 764894 A BE764894 A BE 764894A BE 764894 A BE764894 A BE 764894A
Authority
BE
Belgium
Prior art keywords
purification process
lactam
lactam purification
purification
Prior art date
Application number
BE764894A
Other languages
English (en)
French (fr)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BE764894A publication Critical patent/BE764894A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE764894A 1970-03-26 1971-03-26 Procede de purification de lactames BE764894A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702014761 DE2014761C3 (de) 1970-03-26 1970-03-26 Verfahren zur Entfernung von Oximen aus Lactamen

Publications (1)

Publication Number Publication Date
BE764894A true BE764894A (fr) 1971-08-16

Family

ID=5766479

Family Applications (1)

Application Number Title Priority Date Filing Date
BE764894A BE764894A (fr) 1970-03-26 1971-03-26 Procede de purification de lactames

Country Status (6)

Country Link
BE (1) BE764894A (OSRAM)
CH (1) CH549021A (OSRAM)
DE (1) DE2014761C3 (OSRAM)
FR (1) FR2087869A5 (OSRAM)
GB (1) GB1286427A (OSRAM)
NL (1) NL172150C (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9001545A (nl) * 1990-07-06 1992-02-03 Stamicarbon Werkwijze voor het behandelen van amides.
NL1003564C2 (nl) * 1996-07-11 1998-01-15 Dsm Nv Werkwijze voor het scheiden van een ketoxim of aldoxim van een amide.

Also Published As

Publication number Publication date
NL172150C (nl) 1983-07-18
DE2014761B2 (de) 1981-01-15
CH549021A (de) 1974-05-15
DE2014761A1 (de) 1971-10-21
NL7104047A (OSRAM) 1971-09-28
DE2014761C3 (de) 1982-01-21
FR2087869A5 (OSRAM) 1971-12-31
GB1286427A (en) 1972-08-23

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19840326