EA200400359A1 - СПОСОБ ВЫДЕЛЕНИЯ КАПРОЛАКТАМА ИЗ ВОДНОГО КАПРОЛАКТАМОВОГО ПРОДУКТА С ИСПОЛЬЗОВАНИЕМ ПОЛУЧЕННОГО in situ АМИНОКАПРОАТА ЩЕЛОЧНОГО МЕТАЛЛА - Google Patents

СПОСОБ ВЫДЕЛЕНИЯ КАПРОЛАКТАМА ИЗ ВОДНОГО КАПРОЛАКТАМОВОГО ПРОДУКТА С ИСПОЛЬЗОВАНИЕМ ПОЛУЧЕННОГО in situ АМИНОКАПРОАТА ЩЕЛОЧНОГО МЕТАЛЛА

Info

Publication number
EA200400359A1
EA200400359A1 EA200400359A EA200400359A EA200400359A1 EA 200400359 A1 EA200400359 A1 EA 200400359A1 EA 200400359 A EA200400359 A EA 200400359A EA 200400359 A EA200400359 A EA 200400359A EA 200400359 A1 EA200400359 A1 EA 200400359A1
Authority
EA
Eurasian Patent Office
Prior art keywords
caprolactam
product
aqueous
caprolaktam
caproat
Prior art date
Application number
EA200400359A
Other languages
English (en)
Other versions
EA006481B1 (ru
Inventor
Арнольд Годфрид Мария Еттен
Николас Франсискус Хасен
Герардус Вильхельмус Адрианус Хангкс
Original Assignee
ДСМ Ай Пи ЭССЕТС Б. В.
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27224307&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EA200400359(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by ДСМ Ай Пи ЭССЕТС Б. В. filed Critical ДСМ Ай Пи ЭССЕТС Б. В.
Publication of EA200400359A1 publication Critical patent/EA200400359A1/ru
Publication of EA006481B1 publication Critical patent/EA006481B1/ru

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
    • C07D223/00—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
    • C07D223/02—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D223/06—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D223/08—Oxygen atoms
    • C07D223/10—Oxygen atoms attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

Настоящее изобретение относится к непрерывному способу выделения (извлечения) капролактама из водного капролактамового продукта, где указанный водный капролактамовый продукт содержит (i) капролактам, (ii) примеси и (iii) воду и где указанный способ включает добавление гидроксида щелочного металла в водный капролактамовый продукт в количестве не более 100 ммоль гидроксида щелочного металла на один кг капролактама; взаимодействие по крайней мере части добавленного гидроксида щелочного металла с образованием аминокапроата щелочного металла и с получением обогащенного капроатом капролактамового продукта и дистилляцию обогащенного капроатом капролактамового продукта при пониженном давлении.Международная заявка была опубликована вместе с отчетом о международном поиске.
EA200400359A 2001-08-27 2002-08-23 Способ выделения капролактама EA006481B1 (ru)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP01203217 2001-08-27
EP01203214 2001-08-27
EP01203215 2001-08-27
PCT/NL2002/000559 WO2003018550A1 (en) 2001-08-27 2002-08-23 Process for recovering caprolactam from aqueous caprolactam product using in situ prepared alkali amino caproate

Publications (2)

Publication Number Publication Date
EA200400359A1 true EA200400359A1 (ru) 2004-08-26
EA006481B1 EA006481B1 (ru) 2005-12-29

Family

ID=27224307

Family Applications (2)

Application Number Title Priority Date Filing Date
EA200400359A EA006481B1 (ru) 2001-08-27 2002-08-23 Способ выделения капролактама
EA200400360A EA005831B1 (ru) 2001-08-27 2002-08-23 Способ дистилляции щелочного капролактамового продукта при пониженном давлении

Family Applications After (1)

Application Number Title Priority Date Filing Date
EA200400360A EA005831B1 (ru) 2001-08-27 2002-08-23 Способ дистилляции щелочного капролактамового продукта при пониженном давлении

Country Status (18)

Country Link
US (2) US20050029086A1 (ru)
EP (2) EP1423369B1 (ru)
JP (2) JP4351908B2 (ru)
KR (2) KR100907146B1 (ru)
CN (2) CN1284774C (ru)
AT (1) ATE498611T1 (ru)
AU (1) AU2002313611A1 (ru)
BR (2) BR0212118A (ru)
CO (2) CO5560549A2 (ru)
CZ (1) CZ2004296A3 (ru)
DE (1) DE60239205D1 (ru)
EA (2) EA006481B1 (ru)
ES (1) ES2429363T3 (ru)
MX (1) MX298589B (ru)
MY (2) MY144901A (ru)
PL (2) PL367897A1 (ru)
TW (2) TW568793B (ru)
WO (2) WO2003018550A1 (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050029086A1 (en) † 2001-08-27 2005-02-10 Groot Zevert Louise A Process for distilling alkaline caprolactam product at reduced pressure
PL2935210T3 (pl) * 2012-12-19 2017-05-31 Basf Se Sposób wytwarzania oczyszczonego kaprolaktamu z przegrupowania beckmanna oksymu cykloheksanonu
US8841445B2 (en) 2012-12-19 2014-09-23 Basf Se Process for preparing purified caprolactam from the Beckmann rearrangement of cyclohexane oxime

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202870C (ru)
CH549020A (de) * 1970-12-22 1974-05-15 Inventa Ag Verfahren zur reinigung von lactamen.
NL7308100A (ru) * 1973-06-12 1974-12-16
DE3030735A1 (de) * 1980-08-14 1982-03-25 Basf Ag, 6700 Ludwigshafen Verfahren zur gewinnung von caprolactam durch spaltung von oligomeren des caprolactams
NL8102280A (nl) † 1981-05-09 1982-12-01 Stamicarbon Werkwijze voor het zuiveren van epsilon-caprolactam.
US4720328A (en) * 1981-06-26 1988-01-19 Akzona Incorporated Method for removing impurities from caprolactam
DD202870A1 (de) * 1981-09-29 1983-10-05 Leuna Werke Veb Destillative reinigung von epsilon-caprolactam
IT1222419B (it) * 1987-07-31 1990-09-05 Friuli Chim Spa Procedimento di purificazione del caprolattame
DE3729853A1 (de) * 1987-09-05 1989-03-23 Basf Ag Verfahren zur aufarbeitung von destillationsrueckstaenden, die bei der reinigung von caprolactam anfallen
US5496641A (en) * 1991-06-13 1996-03-05 Nippon Sheet Glass Co., Ltd. Plastic lens
DE4407222A1 (de) * 1994-03-04 1995-09-07 Basf Ag Verfahren zur Rückgewinnung von Caprolactam aus Oliogo- und/oder Polymeren des Caprolactams
DE19500041A1 (de) * 1995-01-03 1996-07-04 Basf Ag Verfahren zur kontinuierlichen Reinigung von aus 6-Aminocapronitril hergestelltem Roh-Caprolactam
FR2809395B1 (fr) † 2000-05-26 2002-07-19 Rhodia Polyamide Intermediates Procede de purification de lactames
JP2002145863A (ja) † 2000-11-02 2002-05-22 Mitsubishi Chemicals Corp ε−カプロラクタムの精製方法
PL206266B1 (pl) † 2001-03-01 2010-07-30 Dsm Ip Assets Bvdsm Ip Assets Bv Sposób odzyskiwania i oczyszczania kaprolaktamu z rozpuszczalnika organicznego
US20050029086A1 (en) † 2001-08-27 2005-02-10 Groot Zevert Louise A Process for distilling alkaline caprolactam product at reduced pressure

Also Published As

Publication number Publication date
TH61694A (th) 2004-04-26
TH61693A (th) 2004-04-26
WO2003018550A1 (en) 2003-03-06
BR0212067A (pt) 2004-08-03
DE60239205D1 (de) 2011-03-31
EP1423361B2 (en) 2018-04-04
CZ2004296A3 (cs) 2004-08-18
WO2003018562A1 (en) 2003-03-06
CO5560549A2 (es) 2005-09-30
TWI311989B (en) 2009-07-11
MY144901A (en) 2011-11-30
MY144316A (en) 2011-08-29
EA005831B1 (ru) 2005-06-30
EP1423369A1 (en) 2004-06-02
ATE498611T1 (de) 2011-03-15
EP1423369B1 (en) 2013-07-17
EP1423361B1 (en) 2011-02-16
TW568793B (en) 2004-01-01
CN1284774C (zh) 2006-11-15
EA200400360A1 (ru) 2004-08-26
US7615137B2 (en) 2009-11-10
KR20040029050A (ko) 2004-04-03
EP1423361A1 (en) 2004-06-02
JP4368197B2 (ja) 2009-11-18
AU2002313611A1 (en) 2003-03-10
US20050011744A1 (en) 2005-01-20
PL367897A1 (en) 2005-03-07
AU2002313612A (en) 2003-03-10
EP1423361B8 (en) 2018-05-23
MX298589B (es) 2012-04-26
KR20040031007A (ko) 2004-04-09
CO5560607A2 (es) 2005-09-30
ES2429363T3 (es) 2013-11-14
JP4351908B2 (ja) 2009-10-28
CN1571772A (zh) 2005-01-26
MXPA04001793A (es) 2004-07-08
KR100907146B1 (ko) 2009-07-09
PL370035A1 (en) 2005-05-16
CN1547572A (zh) 2004-11-17
CN1252050C (zh) 2006-04-19
EA006481B1 (ru) 2005-12-29
JP2005504056A (ja) 2005-02-10
BR0212118A (pt) 2004-07-20
US20050029086A1 (en) 2005-02-10
JP2005502668A (ja) 2005-01-27

Similar Documents

Publication Publication Date Title
UA96957C2 (ru) Способ получения галогенидов n-алкилнальтрексона
AU3156501A (en) Method for production of a triazolinethione derivative
PL1943290T3 (pl) Poliamidy z m-ksylilenodiaminy i kwasu adypinowego, zawierające końcowe grupy aminowe w ilości poniżej 15 mmoli/kg
MY124372A (en) Method for production of formic acid
TNSN05021A1 (en) Method and installation for the production of lime water from deionised water
EA200400359A1 (ru) СПОСОБ ВЫДЕЛЕНИЯ КАПРОЛАКТАМА ИЗ ВОДНОГО КАПРОЛАКТАМОВОГО ПРОДУКТА С ИСПОЛЬЗОВАНИЕМ ПОЛУЧЕННОГО in situ АМИНОКАПРОАТА ЩЕЛОЧНОГО МЕТАЛЛА
MY132420A (en) Process for recovering caprolactam
HK1075052A1 (en) Intermediates for lhrh antagonist synthesis, proc ess for their production, and process for lhrh antagonist production
GR3029438T3 (en) Block detergent containing nitrilotriacetic acid
WO1999018063A3 (en) Process for preparing a cyclic amino acid anticonvulsant compound
MXPA02012376A (es) Metodo para producir acidos 5-aminosalicilico.
PL345691A1 (en) Lactam dehydration method
US7132573B2 (en) Amine derivative
JP2005504056A5 (ru)
IL149089A0 (en) Method for production of benzofuranone oximes
EP1369413A4 (en) PROCESS FOR PRODUCING LACTAM
DK1115686T3 (da) Fremgangsmåde til fremstilling af alkalimetal- eller jordalkalimetalformiater
PT1599446E (pt) Um processo melhorado para a preparação de gabalactama
MX2024000710A (es) Un proceso para producir trifluoroacetatos de alquilo.
CN1237573A (zh) 二甲基烯丙胺及其盐的精制方法
WO2001074747A1 (fr) Alcool propargylique, procede d'elaboration d'intermediaire pour cet alcool, et utilisation correspondante
EP1533307A4 (en) PROCESS FOR PREPARING TETRAHYDROPYRAN-4-OL, INTERMEDIATE PRODUCTS DAF R AND METHOD FOR THE PRODUCTION THEREOF
AU5681100A (en) Method for producing 4,6-dichloropyrimidine
IL158530A0 (en) Method for producing 1,3-disubstituted 2-nitroguanidines
UA50917A (ru) Translated By PlajСПОСОБ ПОЛУЧЕНИЯ АНТИКОРРОЗИЙОННОГО МАТЕРИАЛА "ФЕРРОКОР" НА ОСНОВЕ ЛИГНИНА

Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ KZ KG MD TJ TM

MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): BY

PC4A Registration of transfer of a eurasian patent by assignment