BR7706142A - Processo para a purificacao de caprolactama - Google Patents

Processo para a purificacao de 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
English (en)
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/pt

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyamides (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 Processo para a purificacao de caprolactama BR7706142A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762641478 DE2641478A1 (de) 1976-09-15 1976-09-15 Reinigung von caprolactam

Publications (1)

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

Family

ID=5987958

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7706142A BR7706142A (pt) 1976-09-15 1977-09-14 Processo para a purificacao de caprolactama

Country Status (9)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2845075A1 (de) * 1978-10-17 1980-05-08 Basf Ag Verfahren zur reinigung von 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 (fr) * 1963-05-22 1965-04-30 Halcon International Inc Procédé chimique de purification de lactames
FR1445047A (fr) * 1964-08-18 1966-07-08 Zimmer Verfahrenstechnik Procédé de purification du caprolactame par oxydation

Also Published As

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

Similar Documents

Publication Publication Date Title
BR7704322A (pt) Processo para a preparacao de metil-tercio-butileter
BR7803299A (pt) Processo para a manufatura de tetrafluoretano
BR7705457A (pt) Processo para a preparacao de poliuretanoureias
BR7808435A (pt) Processo para a formacao de nitrodiarilamina
BR7808444A (pt) Processo para a formacao de nitrodiarilamina
BR7608158A (pt) Processo para a fabricacao de o-hidroxi-aril-aldeidos
BR7708336A (pt) Processo para a producao do hipoclorito de magnesio bibasico
BR7704453A (pt) Processo para a transformacao de organossiloxanas
BR7706236A (pt) Processo para a preparacao de um meta-fenoxi-benzaldeido
BR7700679A (pt) Processo aperfeicoado para a preparacao de meta-ariloxi-benzaldeidos
BR7806190A (pt) Processo para a producao de compostos heteromacrociclicos
BR7702091A (pt) Processo para a preparacao de acilcianetos
BR7701024A (pt) Processo para a oxidacao de monossacaridios
BR7706360A (pt) Processo para a producao de silano
BR7702207A (pt) Processo para a preparacao de alquiltiometilfenois
BR7706140A (pt) Processo para a regeneracao de um catalisador
BR7701490A (pt) Processo para a preparacao de compostos azoicos
BR7702089A (pt) Processo para a preparacao de acilcianetos
BR7608011A (pt) Processo para a purificacao de acetonitrilo
BR7701116A (pt) Processo para a producao de fiobase
BR7708666A (pt) Processo para a cloracao dirigida de alcoil-benzenos
BR7808425A (pt) Processo para a purificacao de acidos sulfonicos
BR7702090A (pt) Processo para a preparacao de acilcianetos
BR7706121A (pt) Processo para a purificacao de epsilon-caprolactama
BR7700240A (pt) Processo para a obtencao de cicloalcanopirazois substituidos