NO143220C - Fremgangsmaate for ekstraksjon av omegalaktamer - Google Patents

Fremgangsmaate for ekstraksjon av omegalaktamer

Info

Publication number
NO143220C
NO143220C NO2630/73A NO263073A NO143220C NO 143220 C NO143220 C NO 143220C NO 2630/73 A NO2630/73 A NO 2630/73A NO 263073 A NO263073 A NO 263073A NO 143220 C NO143220 C NO 143220C
Authority
NO
Norway
Prior art keywords
omegalactames
extraction
procedure
Prior art date
Application number
NO2630/73A
Other languages
English (en)
Other versions
NO143220B (no
Inventor
Roberto Mattone
Giancarlo Sioli
Luigi Giuffre
Original Assignee
Snia Viscosa
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 Snia Viscosa filed Critical Snia Viscosa
Publication of NO143220B publication Critical patent/NO143220B/no
Publication of NO143220C publication Critical patent/NO143220C/no

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
NO2630/73A 1972-06-28 1973-06-25 Fremgangsmaate for ekstraksjon av omegalaktamer NO143220C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26384/72A IT956940B (it) 1972-06-28 1972-06-28 Procedimento per l estrazione di lattami da miscele acide di rea zione

Publications (2)

Publication Number Publication Date
NO143220B NO143220B (no) 1980-09-22
NO143220C true NO143220C (no) 1981-01-02

Family

ID=11219370

Family Applications (1)

Application Number Title Priority Date Filing Date
NO2630/73A NO143220C (no) 1972-06-28 1973-06-25 Fremgangsmaate for ekstraksjon av omegalaktamer

Country Status (23)

Country Link
US (1) US3912721A (no)
JP (1) JPS5544067B2 (no)
AR (1) AR197617A1 (no)
AT (1) AT326676B (no)
AU (1) AU475133B2 (no)
BE (1) BE801610A (no)
BR (1) BR7304800D0 (no)
CA (1) CA1018524A (no)
CH (1) CH602632A5 (no)
DE (1) DE2332973A1 (no)
DK (1) DK133150C (no)
ES (1) ES416415A1 (no)
FR (1) FR2190821B1 (no)
GB (1) GB1430006A (no)
IE (1) IE37857B1 (no)
IL (1) IL42677A (no)
IN (1) IN139738B (no)
IT (1) IT956940B (no)
NL (1) NL7309031A (no)
NO (1) NO143220C (no)
SU (1) SU557754A3 (no)
TR (1) TR17560A (no)
ZA (1) ZA734342B (no)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013640A (en) * 1974-04-11 1977-03-22 Union Carbide Corporation Process for the recovery of amides
DE2926279A1 (de) * 1979-06-29 1981-01-08 Basf Ag Verfahren zur reinigung von caprolactam
US4328154A (en) * 1980-11-03 1982-05-04 Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.P.A. Process for the purification of raw caprolactam
DE3834904A1 (de) * 1988-10-13 1990-04-19 Hoechst Ag Verfahren zur extraktion von n-methyl-pyrrolidon-(2)
NL1000781C2 (nl) * 1995-07-12 1997-01-14 Dsm Nv Werkwijze voor het winnen van caprolactam uit nylon-6 bevattende afval.
TW420662B (en) * 1996-02-17 2001-02-01 Du Pont Recovery of <epsilon>-caprolactam
EP0826665A1 (en) * 1996-09-02 1998-03-04 Dsm N.V. Recovery of epsilon-caprolactam from aqueous mixtures
BE1011047A3 (nl) * 1997-03-17 1999-04-06 Dsm Nv Werkwijze voor het zuiveren van caprolactam.
TW201114740A (en) * 2009-10-30 2011-05-01 China Petrochemical Dev Corp Taipei Taiwan Method of separating amide from amino acid ionic solution
CN102335573B (zh) * 2010-07-23 2013-09-11 中国石油化工股份有限公司 一种己内酰胺苛化装置
TWI414508B (zh) 2011-01-17 2013-11-11 China Petrochemical Dev Corp Taipei Taiwan A catalyst composition and a method for preparing an amide using the composition
RU2458053C1 (ru) * 2011-06-06 2012-08-10 Открытое акционерное общество "КуйбышевАзот" Способ управления экстракцией капролактама
CN105793229A (zh) * 2013-10-07 2016-07-20 Gf生化有限公司 制备乙酰丙酸的方法
CN104262252A (zh) * 2014-10-21 2015-01-07 湖南百利工程科技股份有限公司 一种从己内酰胺硫酸酯中分离己内酰胺和硫酸的方法
CN104387322A (zh) * 2014-10-21 2015-03-04 湖南百利工程科技股份有限公司 一种低副产硫酸铵的己内酰胺的制备方法
CN104910071A (zh) * 2015-05-08 2015-09-16 河北美邦工程科技股份有限公司 一种制备己内酰胺的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH78A (de) * 1889-01-18 August Graemiger Anton Apparat zum Färben, Waschen, Bleichen u. s. w., von Garn in aufgewickeltem Zustande
CH446342A (de) * 1963-11-29 1967-11-15 Bayer Ag Verfahren zum Herstellen reiner Lactame

Also Published As

Publication number Publication date
FR2190821B1 (no) 1978-12-01
DE2332973A1 (de) 1974-01-10
IN139738B (no) 1976-07-24
DK133150B (da) 1976-03-29
GB1430006A (en) 1976-03-31
BE801610A (fr) 1973-12-28
IL42677A (en) 1976-06-30
NO143220B (no) 1980-09-22
AU5744973A (en) 1975-01-09
US3912721A (en) 1975-10-14
AU475133B2 (en) 1976-08-12
AR197617A1 (es) 1974-04-23
IT956940B (it) 1973-10-10
AT326676B (de) 1975-12-29
FR2190821A1 (no) 1974-02-01
IE37857B1 (en) 1977-10-26
JPS4955683A (no) 1974-05-30
NL7309031A (no) 1974-01-02
ZA734342B (en) 1974-05-29
CH602632A5 (no) 1978-07-31
TR17560A (tr) 1975-07-23
ES416415A1 (es) 1976-03-01
CA1018524A (en) 1977-10-04
SU557754A3 (ru) 1977-05-05
JPS5544067B2 (no) 1980-11-10
ATA569973A (de) 1975-03-15
IE37857L (en) 1973-12-28
BR7304800D0 (pt) 1974-09-05
DK133150C (da) 1976-08-30

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