CH376924A - Process for preparing monomeric -caprolactam from poly- -caprolactam - Google Patents

Process for preparing monomeric -caprolactam from poly- -caprolactam

Info

Publication number
CH376924A
CH376924A CH6834759A CH6834759A CH376924A CH 376924 A CH376924 A CH 376924A CH 6834759 A CH6834759 A CH 6834759A CH 6834759 A CH6834759 A CH 6834759A CH 376924 A CH376924 A CH 376924A
Authority
CH
Switzerland
Prior art keywords
caprolactam
poly
preparing monomeric
monomeric
preparing
Prior art date
Application number
CH6834759A
Other languages
German (de)
Inventor
Johannes Dr Weise
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 CH376924A publication Critical patent/CH376924A/en

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyamides (AREA)
CH6834759A 1958-02-04 1959-01-15 Process for preparing monomeric -caprolactam from poly- -caprolactam CH376924A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF24981A DE1112520B (en) 1958-02-04 1958-02-04 Process for the recovery of ª-caprolactam from polyamides

Publications (1)

Publication Number Publication Date
CH376924A true CH376924A (en) 1964-04-30

Family

ID=7091439

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6834759A CH376924A (en) 1958-02-04 1959-01-15 Process for preparing monomeric -caprolactam from poly- -caprolactam

Country Status (2)

Country Link
CH (1) CH376924A (en)
DE (1) DE1112520B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235924B (en) * 1962-07-25 1967-03-09 Basf Ag Process for the recovery of lactams from polyamides
US3182055A (en) * 1963-02-18 1965-05-04 Allied Chem Regeneration of e-caprolactam from polyamides

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE887199C (en) * 1943-12-17 1953-08-20 Basf Ag Process for the recovery of ªŠ-caprolactam

Also Published As

Publication number Publication date
DE1112520B (en) 1961-08-10

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