IL39345A - Preparation and recovery of lactams - Google Patents

Preparation and recovery of lactams

Info

Publication number
IL39345A
IL39345A IL39345A IL3934572A IL39345A IL 39345 A IL39345 A IL 39345A IL 39345 A IL39345 A IL 39345A IL 3934572 A IL3934572 A IL 3934572A IL 39345 A IL39345 A IL 39345A
Authority
IL
Israel
Prior art keywords
lactams
recovery
preparation
Prior art date
Application number
IL39345A
Other languages
English (en)
Other versions
IL39345A0 (en
Original Assignee
Stamicarbon
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
Priority claimed from NL7106341.A external-priority patent/NL162375C/xx
Priority claimed from NL7115110A external-priority patent/NL7115110A/xx
Application filed by Stamicarbon filed Critical Stamicarbon
Publication of IL39345A0 publication Critical patent/IL39345A0/xx
Publication of IL39345A publication Critical patent/IL39345A/xx

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
    • C07D201/02—Preparation of lactams
    • C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement
IL39345A 1971-05-07 1972-05-03 Preparation and recovery of lactams IL39345A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7106341.A NL162375C (nl) 1971-05-07 1971-05-07 Verbeterde werkwijze voor de bereiding en winning van lactamen.
NL7115110A NL7115110A (en) 1971-11-03 1971-11-03 Lactams - by intramoleculr reaction of corresponding - ketoximes in sulphuric acid medium

Publications (2)

Publication Number Publication Date
IL39345A0 IL39345A0 (en) 1972-07-26
IL39345A true IL39345A (en) 1975-07-28

Family

ID=26644654

Family Applications (1)

Application Number Title Priority Date Filing Date
IL39345A IL39345A (en) 1971-05-07 1972-05-03 Preparation and recovery of lactams

Country Status (15)

Country Link
US (1) US3852273A (de)
JP (1) JPS528320B1 (de)
AT (1) AT316573B (de)
AU (1) AU459340B2 (de)
BE (1) BE783100A (de)
BG (1) BG26667A3 (de)
CA (1) CA989830A (de)
CH (1) CH605736A5 (de)
DD (1) DD96236A5 (de)
DE (1) DE2222216A1 (de)
ES (1) ES402472A1 (de)
FR (1) FR2137622B1 (de)
IL (1) IL39345A (de)
IT (1) IT957747B (de)
SE (1) SE377334B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2130036B2 (de) * 1971-06-18 1977-02-10 Davy Powergas GmbH, 5000 Köln Verfahren zur herstellung von lactamen
DE2130037B2 (de) * 1971-06-18 1977-02-10 Davy Powergas GmbH, 5000Köln Verfahren zur herstellung von lactamen
NL7308100A (de) * 1973-06-12 1974-12-16
NL7308834A (de) * 1973-06-26 1974-12-30
CH593934A5 (de) * 1974-09-03 1977-12-30 Inventa Ag
JPS523261A (en) * 1975-06-24 1977-01-11 Sumitomo Chem Co Ltd Purification method for polluted water
NL7601061A (nl) * 1976-02-03 1977-08-05 Stamicarbon Werkwijze voor het winnen van epsilon-caprolac- tam uit een epsilon-caprolactamzwavelzuur-reac- tiemengsel.
NL7607047A (nl) * 1976-06-28 1977-12-30 Stamicarbon Werkwijze voor het winnen van epsilon-caprolac- tam uit een epsilon-caprolactam-zwavelzuur- -reactiemengsel.
DE2656182C3 (de) * 1976-12-11 1979-10-04 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen Extraktion von Caprolactam aus Wasser enthaltendem Rohlactam
DE4132498A1 (de) * 1991-09-30 1993-04-01 Basf Ag Verfahren zur herstellung von caprolactam durch beckmann'sche umlagerung von cyclohexanonoxim

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3133055A (en) * 1964-05-12 Production ofcaprolactam
BE621900A (de) * 1961-08-30 1900-01-01
DE1199243B (de) * 1963-07-10 1965-08-26 Huels Chemische Werke Ag Verfahren zur Herstellung schwefeldioxydhaltiger Gase aus ammoniumsalzhaltigen Abfallschwefelsaeuren
NL136780C (de) * 1963-10-31
GB1084096A (de) * 1963-12-03 1900-01-01
DE1229995B (de) * 1964-01-17 1966-12-08 Chemiebau Dr A Zieren Ges Mit Verfahren zur Gewinnung von Ammoniak und Schwefeldioxyd
NL144600B (nl) * 1964-03-07 1975-01-15 Stamicarbon Afscheiding van lactamen uit een sterk zwavelzuur milieu.
US3404947A (en) * 1966-02-14 1968-10-08 Standard Oil Co Process for waste disposal
US3694433A (en) * 1971-08-27 1972-09-26 Allied Chem Method for the recovery of caprolactam

Also Published As

Publication number Publication date
CH605736A5 (de) 1978-10-13
DE2222216A1 (de) 1972-11-23
IL39345A0 (en) 1972-07-26
DD96236A5 (de) 1973-03-12
BG26667A3 (de) 1979-05-15
AU459340B2 (en) 1975-03-20
SE377334B (de) 1975-06-30
FR2137622B1 (de) 1979-08-24
US3852273A (en) 1974-12-03
CA989830A (en) 1976-05-25
ES402472A1 (es) 1975-04-01
AT316573B (de) 1974-07-25
BE783100A (fr) 1972-11-06
JPS528320B1 (de) 1977-03-08
FR2137622A1 (de) 1972-12-29
AU4185572A (en) 1973-11-08
IT957747B (it) 1973-10-20

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