BE855367A - PURIFICATION OF EPSILON-CAPROLACTAM - Google Patents

PURIFICATION OF EPSILON-CAPROLACTAM

Info

Publication number
BE855367A
BE855367A BE178173A BE178173A BE855367A BE 855367 A BE855367 A BE 855367A BE 178173 A BE178173 A BE 178173A BE 178173 A BE178173 A BE 178173A BE 855367 A BE855367 A BE 855367A
Authority
BE
Belgium
Prior art keywords
caprolactam
epsilon
purification
Prior art date
Application number
BE178173A
Other languages
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 BE855367A publication Critical patent/BE855367A/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
BE178173A 1976-06-05 1977-06-03 PURIFICATION OF EPSILON-CAPROLACTAM BE855367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762625402 DE2625402A1 (en) 1976-06-05 1976-06-05 CLEANING EPSILON CAPROLACTAM

Publications (1)

Publication Number Publication Date
BE855367A true BE855367A (en) 1977-12-05

Family

ID=5979933

Family Applications (1)

Application Number Title Priority Date Filing Date
BE178173A BE855367A (en) 1976-06-05 1977-06-03 PURIFICATION OF EPSILON-CAPROLACTAM

Country Status (10)

Country Link
JP (1) JPS52151186A (en)
BE (1) BE855367A (en)
BR (1) BR7703572A (en)
CH (1) CH626339A5 (en)
DD (1) DD132491A5 (en)
DE (1) DE2625402A1 (en)
ES (1) ES459328A1 (en)
FR (1) FR2353535A1 (en)
GB (1) GB1535485A (en)
NL (1) NL7706080A (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
CN115253380B (en) * 2022-08-19 2023-09-01 清元智能科技研究院(湖北)有限公司 Caprolactam extraction system and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH522649A (en) * 1970-04-17 1973-04-13 Buchs Metallwerk Ag Caprolactam purification - by solvent extn and crystallisation using same solvent
SU387996A1 (en) * 1971-04-30 1973-06-22 METHOD OF CLEANING CAPROLACTAM
CH564528A5 (en) * 1972-06-14 1975-07-31 Buchs Metallwerk Ag Purification of caprolactam freed from water - by counter-current multi-stage cystallisation from the melt using a solvent

Also Published As

Publication number Publication date
GB1535485A (en) 1978-12-13
DE2625402A1 (en) 1977-12-22
FR2353535A1 (en) 1977-12-30
NL7706080A (en) 1977-12-07
BR7703572A (en) 1978-03-21
ES459328A1 (en) 1978-03-16
CH626339A5 (en) 1981-11-13
FR2353535B1 (en) 1982-07-02
JPS52151186A (en) 1977-12-15
DD132491A5 (en) 1978-10-04

Similar Documents

Publication Publication Date Title
BE863221A (en) ETHYLBENZENE PRODUCTION
BE844301A (en) TRANSMISSION OF INFORMATION
BE869612A (en) PREPARATION OF OLIGOIMIDES
BR8002777A (en) STRUCTURE OF BRACADEIRA
BR8002776A (en) STRUCTURE OF BRACADEIRA
BE853364A (en) ISOBUTYLENE PRODUCTION
BE835330A (en) PURIFICATION OF UROKINASE
BE870385A (en) NEW VEHICLE FITTING PROVISION
IT1114854B (en) MONOSACCHARID OXIDATION PROCEDURE
MC1317A1 (en) DERIVATIVES OF UREA
BE866208A (en) DERIVATIVES OF HYDROGENATED ISOQUINOLEINE
IT1133703B (en) CARRYING UNIT
BE858717A (en) EPSILON-CAPROLACTAM PURIFICATION PROCESS
IT8048641A0 (en) PROCEDURE FOR PURIFICATION OF THE ANTIBIOTIC SPECTINOMICIN
FR2319605A1 (en) PREPARATION OF ALKYLNAPHTHALEN MIXTURES
BE855367A (en) PURIFICATION OF EPSILON-CAPROLACTAM
BE858718A (en) PURIFICATION OF EPSILON-CAPROLACTAM
BE855074A (en) PREVENTION OF MYOCARDIAL INFARCISSEMENT
JPS52148665A (en) Purification of caramel
RO77284A (en) PROCESS FOR THE PREPARATION AND PURIFICATION OF EPOXY BREASTES
BE858713A (en) PURIFICATION OF EPSILON-CAPROLACTAM
BE883955A (en) "LIMNIMETER"
BE855271A (en) PRODUCTION OF 0,0-DIALCOYL PHOSPHOROCHLOROTHIONATES
BE852803A (en) PREFABRICATED PURIFICATION STATION
BE857284A (en) AZETIDINE DERIVATIVES

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19840603