IT956940B - Procedimento per l estrazione di lattami da miscele acide di rea zione - Google Patents

Procedimento per l estrazione di lattami da miscele acide di rea zione

Info

Publication number
IT956940B
IT956940B IT26384/72A IT2638472A IT956940B IT 956940 B IT956940 B IT 956940B IT 26384/72 A IT26384/72 A IT 26384/72A IT 2638472 A IT2638472 A IT 2638472A IT 956940 B IT956940 B IT 956940B
Authority
IT
Italy
Prior art keywords
lactames
extraction
procedure
reaction mixtures
acid reaction
Prior art date
Application number
IT26384/72A
Other languages
English (en)
Inventor
G Sioli
L Giuffre
R Mattone
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
Priority to IT26384/72A priority Critical patent/IT956940B/it
Priority to NO2630/73A priority patent/NO143220C/no
Priority to ZA734342A priority patent/ZA734342B/xx
Priority to US373799A priority patent/US3912721A/en
Priority to SU1937628A priority patent/SU557754A3/ru
Priority to DK356573*A priority patent/DK133150C/da
Priority to CH940773A priority patent/CH602632A5/xx
Priority to GB3045773A priority patent/GB1430006A/en
Priority to IE1074/73A priority patent/IE37857B1/xx
Priority to AU57449/73A priority patent/AU475133B2/en
Priority to IN1513/CAL/1973A priority patent/IN139738B/en
Priority to DE2332973A priority patent/DE2332973A1/de
Priority to ES416415A priority patent/ES416415A1/es
Priority to NL7309031A priority patent/NL7309031A/xx
Priority to AT569973A priority patent/AT326676B/de
Priority to CA175,181A priority patent/CA1018524A/en
Priority to TR17560A priority patent/TR17560A/xx
Priority to JP7235473A priority patent/JPS5544067B2/ja
Priority to BR4800/73A priority patent/BR7304800D0/pt
Priority to FR7323688A priority patent/FR2190821B1/fr
Priority to BE132858A priority patent/BE801610A/xx
Priority to AR248801A priority patent/AR197617A1/es
Priority to IL42677A priority patent/IL42677A/en
Application granted granted Critical
Publication of IT956940B publication Critical patent/IT956940B/it

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
IT26384/72A 1972-06-28 1972-06-28 Procedimento per l estrazione di lattami da miscele acide di rea zione IT956940B (it)

Priority Applications (23)

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
NO2630/73A NO143220C (no) 1972-06-28 1973-06-25 Fremgangsmaate for ekstraksjon av omegalaktamer
ZA734342A ZA734342B (en) 1972-06-28 1973-06-26 Method for extracting lactams from acidic reaction mixtures
US373799A US3912721A (en) 1972-06-28 1973-06-26 Method for extracting lactams from acidic reaction mixtures
DK356573*A DK133150C (da) 1972-06-28 1973-06-27 Fremgangsmade til ekstraktion af omega-lactamer fra sure oplosninger
CH940773A CH602632A5 (it) 1972-06-28 1973-06-27
GB3045773A GB1430006A (en) 1972-06-28 1973-06-27 Method of extracting lactams from acidic reaction mixtures
IE1074/73A IE37857B1 (en) 1972-06-28 1973-06-27 Method of extracting lactams from acidic reaction mixture
SU1937628A SU557754A3 (ru) 1972-06-28 1973-06-27 Способ экстракции -капролактама
TR17560A TR17560A (tr) 1972-06-28 1973-06-28 Asidik reaksiyon karisimlarindan laktamlarin ekstrasksyonuna mahsus usul
AU57449/73A AU475133B2 (en) 1972-06-28 1973-06-28 Method for extracting lactams from acidic reaction mixtures
ES416415A ES416415A1 (es) 1972-06-28 1973-06-28 Procedimiento para la extraccion de lactamas.
NL7309031A NL7309031A (it) 1972-06-28 1973-06-28
AT569973A AT326676B (de) 1972-06-28 1973-06-28 Verfahren zur gewinnung von lactamen aus sauren reaktionsgemischen
CA175,181A CA1018524A (en) 1972-06-28 1973-06-28 Method for extracting lactams from acidic reaction mixtures
IN1513/CAL/1973A IN139738B (it) 1972-06-28 1973-06-28
JP7235473A JPS5544067B2 (it) 1972-06-28 1973-06-28
BR4800/73A BR7304800D0 (pt) 1972-06-28 1973-06-28 Processo para extracao de lactamas
FR7323688A FR2190821B1 (it) 1972-06-28 1973-06-28
BE132858A BE801610A (fr) 1972-06-28 1973-06-28 Procede pour l'extraction de lactames de melanges acides de reaction
AR248801A AR197617A1 (es) 1972-06-28 1973-06-28 Procedimiento para la extraccion de lactamas en solucion fenolica de mezclas acidas de reaccion
DE2332973A DE2332973A1 (de) 1972-06-28 1973-06-28 Verfahren zur gewinnung von lactamen aus sauren reaktionsgemischen
IL42677A IL42677A (en) 1972-06-28 1973-07-06 Method for extracting lactams from acidic reaction mixtures

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 (1)

Publication Number Publication Date
IT956940B true IT956940B (it) 1973-10-10

Family

ID=11219370

Family Applications (1)

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

Country Status (23)

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

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.
EP0826665A1 (en) * 1996-09-02 1998-03-04 Dsm N.V. Recovery of epsilon-caprolactam from aqueous mixtures
TW420662B (en) * 1996-02-17 2001-02-01 Du Pont Recovery of <epsilon>-caprolactam
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
BR112016007654A2 (pt) * 2013-10-07 2017-11-14 Gfbiochemicals Ltd processo para preparar ácido levulínico
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
BE801610A (fr) 1973-12-28
DK133150B (da) 1976-03-29
NL7309031A (it) 1974-01-02
SU557754A3 (ru) 1977-05-05
BR7304800D0 (pt) 1974-09-05
IL42677A (en) 1976-06-30
NO143220B (no) 1980-09-22
IN139738B (it) 1976-07-24
AU5744973A (en) 1975-01-09
IE37857B1 (en) 1977-10-26
ZA734342B (en) 1974-05-29
DK133150C (da) 1976-08-30
ES416415A1 (es) 1976-03-01
DE2332973A1 (de) 1974-01-10
GB1430006A (en) 1976-03-31
US3912721A (en) 1975-10-14
JPS5544067B2 (it) 1980-11-10
NO143220C (no) 1981-01-02
AU475133B2 (en) 1976-08-12
FR2190821A1 (it) 1974-02-01
CH602632A5 (it) 1978-07-31
AT326676B (de) 1975-12-29
FR2190821B1 (it) 1978-12-01
CA1018524A (en) 1977-10-04
IE37857L (en) 1973-12-28
JPS4955683A (it) 1974-05-30
TR17560A (tr) 1975-07-23
ATA569973A (de) 1975-03-15
AR197617A1 (es) 1974-04-23

Similar Documents

Publication Publication Date Title
IT956940B (it) Procedimento per l estrazione di lattami da miscele acide di rea zione
IT1003106B (it) Processo per la preparazione del composto n.fosfonometilglicina
IT1026651B (it) Sistema di deflessione di unfascic di elettroni
DK129352B (da) Analogifremgangsmåde til fremstilling af 3-octadecyloxy-propanol-(1)-phosphorsyre-monocholinester.
SE7308234L (sv) Forfarande for framstellning av o-substituerade 7beta-amino-3-cefem-3-ol-4-karboxylsyraforeningar
SE412239B (sv) Forfarande for framstellning av 7-acylamino-cef-3-em-4-karbonsyraforeningar
BE774658A (fr) Extraction liquide-liquide pour la purification de l&#39;acide phosphoriqu
RO68286A (ro) Procedeu pentru prepararea dihidratului acidului (d-alfa-amino-1,4-ciclohexadien-1-ilacetamido)dezacetoxicefalosporanic
IT945554B (it) Procedimento per la purificazione di lattami
IT956409B (it) Procedimento per la produzione di lattami
IT998426B (it) Processo per l estrazione di polilattami
IT957747B (it) Procedimento per la preparazione di lattami
IT958575B (it) Procedimento per la preparazione di lattami
NL175724B (nl) Werkwijze ter bereiding van 1-fenylvinyl-1-fosfonzuur.
AU8599475A (en) Purification of phosphoric acid by solvent extraction
NL177821C (nl) Bereiding van trans-chrysanthemumzuur.
IT949510B (it) Procedimento perfezionato per la fabbricazione di fosgene
PH13593A (en) Purification of phosphoric acid by solvent extraction
IT953314B (it) Processo per la preparazione di espansi da poliammidi
IT979760B (it) Procedimento per allontanre costi tuenti acidi da gas di scissione
CH529128A (de) Verfahren zur Herstellung von Tetronsäure
IT959796B (it) Procedimento per la produzione di lattami
AT319907B (de) Verfahren zur Herstellung von Glycidyltrialkylammoniumhalogeniden
NL7411530A (nl) Werkwijze ter bereiding van zuiver 1-nitro-antrachinon.
BE798690A (fr) Nouveaux phosphates bromes utilises comme plastifiants ignifuges