BR7706142A - PROCESS FOR PURIFICATION OF CAPROLACTAMA - Google Patents

PROCESS FOR PURIFICATION OF CAPROLACTAMA

Info

Publication number
BR7706142A
BR7706142A BR7706142A BR7706142A BR7706142A BR 7706142 A BR7706142 A BR 7706142A BR 7706142 A BR7706142 A BR 7706142A BR 7706142 A BR7706142 A BR 7706142A BR 7706142 A BR7706142 A BR 7706142A
Authority
BR
Brazil
Prior art keywords
caprolactama
purification
Prior art date
Application number
BR7706142A
Other languages
Portuguese (pt)
Inventor
G Rampart
B Kaiser
O Immel
H Schwarz
H Danzinger
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 BR7706142A publication Critical patent/BR7706142A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D201/00Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16Separation or purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Pyrrole Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
BR7706142A 1976-09-15 1977-09-14 PROCESS FOR PURIFICATION OF CAPROLACTAMA BR7706142A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762641478 DE2641478A1 (en) 1976-09-15 1976-09-15 CLEANING CAPROLACTAM

Publications (1)

Publication Number Publication Date
BR7706142A true BR7706142A (en) 1978-07-04

Family

ID=5987958

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7706142A BR7706142A (en) 1976-09-15 1977-09-14 PROCESS FOR PURIFICATION OF CAPROLACTAMA

Country Status (9)

Country Link
JP (1) JPS5337687A (en)
BE (1) BE858713A (en)
BR (1) BR7706142A (en)
DD (1) DD132128A5 (en)
DE (1) DE2641478A1 (en)
ES (1) ES462353A1 (en)
FR (1) FR2364905A1 (en)
GB (1) GB1529559A (en)
NL (1) NL7710151A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2845075A1 (en) * 1978-10-17 1980-05-08 Basf Ag METHOD FOR PURIFYING ROHCAPROLACTAM
TW215084B (en) * 1992-04-17 1993-10-21 Sumitomo Chemical Co Process for producing a high purity caprolactam

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1397132A (en) * 1963-05-22 1965-04-30 Halcon International Inc Chemical process for the purification of lactams
FR1445047A (en) * 1964-08-18 1966-07-08 Zimmer Verfahrenstechnik Process for the purification of caprolactam by oxidation

Also Published As

Publication number Publication date
FR2364905B1 (en) 1981-11-27
BE858713A (en) 1978-03-15
ES462353A1 (en) 1978-06-16
DD132128A5 (en) 1978-08-30
FR2364905A1 (en) 1978-04-14
JPS5337687A (en) 1978-04-06
NL7710151A (en) 1978-03-17
GB1529559A (en) 1978-10-25
DE2641478A1 (en) 1978-03-23

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