MXPA04004955A - Procedimiento para la recuperacion de caprolactama. - Google Patents

Procedimiento para la recuperacion de caprolactama.

Info

Publication number
MXPA04004955A
MXPA04004955A MXPA04004955A MXPA04004955A MXPA04004955A MX PA04004955 A MXPA04004955 A MX PA04004955A MX PA04004955 A MXPA04004955 A MX PA04004955A MX PA04004955 A MXPA04004955 A MX PA04004955A MX PA04004955 A MXPA04004955 A MX PA04004955A
Authority
MX
Mexico
Prior art keywords
caprolactam
subjecting
mixture
water
recovering
Prior art date
Application number
MXPA04004955A
Other languages
English (en)
Inventor
Gerardus Wilhelmus Adria Hangx
Original Assignee
Dsm Ip Assets Bv
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 Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv
Publication of MXPA04004955A publication Critical patent/MXPA04004955A/es

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/146—Multiple effect distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033—Other features
    • B01D5/0036—Multiple-effect condensation; Fractional condensation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrrole Compounds (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Processing Of Solid Wastes (AREA)
  • Polyamides (AREA)

Abstract

La invencion describe un procediendo para la recuperacion de caprolactama a partir de una mezcla que comprende caprolactama, agua componentes ligeros y pesados, al someter la mezcla a una primera destilacion con vacio que resulta en un primer producto de fondo que comprende componentes pesados y caprolactama y en un primer producto de evaporacion que comprende caprolactama, agua, lactamas insaturadas y componentes ligeros; y sometiendo al menos una parte de las lactamas insaturadas a una hidrogenacion.
MXPA04004955A 2001-11-26 2002-11-25 Procedimiento para la recuperacion de caprolactama. MXPA04004955A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1019432 2001-11-26
PCT/NL2002/000761 WO2003045911A1 (en) 2001-11-26 2002-11-25 Process for recovering caprolactam

Publications (1)

Publication Number Publication Date
MXPA04004955A true MXPA04004955A (es) 2004-08-11

Family

ID=19774344

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA04004955A MXPA04004955A (es) 2001-11-26 2002-11-25 Procedimiento para la recuperacion de caprolactama.

Country Status (15)

Country Link
US (1) US7141668B2 (es)
EP (1) EP1448518A1 (es)
JP (1) JP2005510562A (es)
KR (1) KR20040063970A (es)
CN (1) CN1277818C (es)
AU (1) AU2002347653A1 (es)
BR (1) BR0214414A (es)
CO (1) CO5590953A2 (es)
CZ (1) CZ2004622A3 (es)
EA (1) EA007536B1 (es)
MX (1) MXPA04004955A (es)
MY (1) MY132420A (es)
PL (1) PL370209A1 (es)
TW (1) TW200408623A (es)
WO (1) WO2003045911A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10253094A1 (de) * 2002-11-13 2004-05-27 Basf Ag Verfahren zur Reinigung von Caprolactam
MXPA05012688A (es) 2003-05-23 2006-02-22 Dsm Ip Assets Bv Proceso para preparar carrolactama por medio de la redistribucion de beckman.
JP5102491B2 (ja) * 2003-07-25 2012-12-19 ディーエスエム アイピー アセッツ ビー．ブイ． カプロラクタムの精製方法
JP4755829B2 (ja) * 2005-01-11 2011-08-24 花王株式会社 ピロリジン誘導体の製造方法
JP4983041B2 (ja) * 2006-02-21 2012-07-25 住友化学株式会社 カプロラクタムの精製方法
EP2123767A1 (en) * 2008-05-20 2009-11-25 DSM IP Assets B.V. Preparation of epsilon-caprolactam via lysine cyclisation
TW201000635A (en) * 2008-05-20 2010-01-01 Dsm Ip Assets Bv Preparation of epsilon-caprolactam from (Z)-6,7-dihydro-1H-azepin-2(5H)-one
EP2123768A1 (en) * 2008-05-20 2009-11-25 DSM IP Assets B.V. Preparation of (Z)-6,7-dihydro-1H-azepin-2(5H)-one
US8202480B2 (en) * 2009-06-25 2012-06-19 Uop Llc Apparatus for separating pitch from slurry hydrocracked vacuum gas oil
US8540870B2 (en) * 2009-06-25 2013-09-24 Uop Llc Process for separating pitch from slurry hydrocracked vacuum gas oil
US8841445B2 (en) 2012-12-19 2014-09-23 Basf Se Process for preparing purified caprolactam from the Beckmann rearrangement of cyclohexane oxime
JP6003755B2 (ja) * 2012-12-19 2016-10-05 東レ株式会社 ラクタムの精製方法
DE102013107238A1 (de) 2013-07-09 2015-01-15 L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude Verfahren zur Rückgewinnung von Epsilon-Caprolactam aus Extraktwasser
SG11201702075QA (en) * 2014-10-29 2017-04-27 Dong A St Co Ltd Novel pyridopyrimidinone compounds for modulating the catalytic activity of histone lysine demethylases (kdms)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8102280A (nl) * 1981-05-09 1982-12-01 Stamicarbon Werkwijze voor het zuiveren van epsilon-caprolactam.
NL8303028A (nl) * 1983-08-31 1985-03-18 Stamicarbon Winning van caprolactam uit caprolactam-bevattend destillatie-residu.
DE3735054A1 (de) * 1987-10-16 1989-04-27 Basf Ag Verfahren zur gewinnung von caprolactam aus leichtsiedern oder schwersiedern der caprolactamdestillation oder gemischen derselben

Also Published As

Publication number Publication date
KR20040063970A (ko) 2004-07-15
PL370209A1 (en) 2005-05-16
CO5590953A2 (es) 2005-12-30
EP1448518A1 (en) 2004-08-25
US20050176954A1 (en) 2005-08-11
CN1277818C (zh) 2006-10-04
CN1596245A (zh) 2005-03-16
AU2002347653A1 (en) 2003-06-10
TW200408623A (en) 2004-06-01
WO2003045911A1 (en) 2003-06-05
EA007536B1 (ru) 2006-10-27
BR0214414A (pt) 2004-09-14
JP2005510562A (ja) 2005-04-21
MY132420A (en) 2007-10-31
CZ2004622A3 (cs) 2004-10-13
US7141668B2 (en) 2006-11-28
EA200400736A1 (ru) 2004-10-28

Similar Documents

Publication Publication Date Title
MXPA04004955A (es) Procedimiento para la recuperacion de caprolactama.
IL148194A0 (en) A method of producing a compressed product
AU1703502A (en) Method and device for obtaining 1,3 pure butadiene from 1,3 raw butadiene by distillation
PL327478A1 (en) Method of depolymerising polyamides
BG104776A (en) Method for the production of phenol, methylethylketone and acetone
TW200616947A (en) Process
MY115717A (en) Process for the distillation of alcohols
BG104590A (en) Method for acetone hydration
MXPA05014144A (es) Metodo de fabricacion de cemento portland de adquisicion temprana de alta resistencia.
AU2102397A (en) Purification method
AU8297001A (en) Method for production of rare carotenoids from commercially available lutein
AU6856598A (en) Process for recovering caprolactam from a neutralized rearrangement mixture
BG104699A (en) Method for producing polyamides
HUP9801083A3 (en) Process for producing (15,4r)- or (1r,4s)-4-[(2-amino-6-chloro-9h-purin)-9-yl]-2-cyclopentene-1-methanol
TW328081B (en) A separation process of pivalic acid
AU1662495A (en) Skin package
TW375603B (en) Separation of 2-aminomethyl cyclopentylamine from a mixture comprising hexamethylenediamine and 2-aminomethyl cyclopentylamine
GB9711484D0 (en) Recovery of products from toluenediisocyanate residues
WO2002072723A3 (en) Gelatin manufacturing process and product
AU7652100A (en) Method for extracting bacterio-rhodopsin
CA2337321A1 (fr) Procede de distillation d'ammoniac
IL152295A0 (en) Method for producing 2-alkyl-3-chlorophenols
IL133923A0 (en) Method for preparing 3-cyano-2,4-dihalogen-5-fluoro-benzoic acid
BR9912484B1 (pt) Processo de separação da água de uma solução aquosa de lactama
MXPA05011240A (es) Envase para articulos planos comprimibles.

Legal Events

Date Code Title Description
FG Grant or registration