MX2010001396A - Metodo para la produccion de isocianatos. - Google Patents

Metodo para la produccion de isocianatos.

Info

Publication number
MX2010001396A
MX2010001396A MX2010001396A MX2010001396A MX2010001396A MX 2010001396 A MX2010001396 A MX 2010001396A MX 2010001396 A MX2010001396 A MX 2010001396A MX 2010001396 A MX2010001396 A MX 2010001396A MX 2010001396 A MX2010001396 A MX 2010001396A
Authority
MX
Mexico
Prior art keywords
isocyanates
production
separated
gaseous phase
phosgene
Prior art date
Application number
MX2010001396A
Other languages
English (en)
Inventor
Bernd Rumpf
Martin Fiene
Eckhard Stroefer
Michael Bock
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of MX2010001396A publication Critical patent/MX2010001396A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C07C263/20—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

La presente invención se refiere a un método para la producción de isocianatos, dicho método comprende los pasos siguientes: a) aminas reaccionan con fósgeno; b) cloruro de hidrógeno, exceso de fósgeno, y, en caso necesario, el solvente se separan de la mezcla de la reacción; c) la mezcla líquida del paso b) es separada en una fase líquida y en una fase gaseosa; d) la fase gaseosa del paso c) es procesada en el poliisocianato.
MX2010001396A 2007-08-31 2008-08-27 Metodo para la produccion de isocianatos. MX2010001396A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07115380 2007-08-31
PCT/EP2008/061188 WO2009027418A1 (de) 2007-08-31 2008-08-27 Verfahren zur herstellung von isocyanaten

Publications (1)

Publication Number Publication Date
MX2010001396A true MX2010001396A (es) 2010-03-01

Family

ID=40090056

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2010001396A MX2010001396A (es) 2007-08-31 2008-08-27 Metodo para la produccion de isocianatos.

Country Status (7)

Country Link
US (1) US8273915B2 (es)
EP (1) EP2197836B1 (es)
JP (1) JP5398714B2 (es)
KR (1) KR101578565B1 (es)
CN (1) CN101790510B (es)
MX (1) MX2010001396A (es)
WO (1) WO2009027418A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100810828B1 (ko) * 2006-03-17 2008-03-06 와이케이케이 가부시끼가이샤 정음 면파스너
WO2010121997A1 (de) 2009-04-24 2010-10-28 Basf Se Verfahren zur herstellung von farbstabilem mda und mdi
EP2446247B1 (de) 2009-06-24 2013-05-01 Basf Se Verfahren zur erfassung von wassereintritten in phosgenführenden anlagen
CN102482205B (zh) 2009-06-26 2014-05-28 巴斯夫欧洲公司 在溶剂循环下制备异氰酸酯、优选二异氰酸酯和多异氰酸酯的方法
EP2454231A2 (en) 2009-07-14 2012-05-23 Basf Se Process for preparing light-coloured isocyanates of the diphenylmethane series
EP2454193B1 (en) 2009-07-16 2014-04-09 Basf Se Process for the preparation of light-colored isocyanates of the diphenylmethanediisocyanate series
ES2658214T3 (es) 2012-03-19 2018-03-08 Covestro Deutschland Ag Procedimiento para la preparación de isocianatos
CN113444022B (zh) * 2020-03-24 2022-11-08 万华化学（宁波）有限公司 一种制备低色号长保质期耐低温的mdi-50的方法
CN111961185B (zh) * 2020-08-27 2022-07-12 万华化学集团股份有限公司 一种多亚甲基多苯基多异氰酸酯组合物及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140305A (en) 1962-12-17 1964-07-07 Fmc Corp Preparation of diisocyanates
DE2452805A1 (de) * 1974-11-07 1976-05-20 Basf Ag Verfahren zur abtrennung von rueckstaenden der toluylendiisocyanatherstellung
DE4127514A1 (de) 1991-08-20 1993-02-25 Bayer Ag Verfahren zur gewinnung von polyisocyanaten aus destillationsrueckstaenden der toluylendiisocyanatherstellung
DE4142769A1 (de) 1991-12-23 1993-06-24 Bayer Hispania Ind S A Verfahren zur herstellung von isocyanaten und aufarbeitung des rueckstandes
US5962728A (en) * 1997-10-31 1999-10-05 Arco Chemical Technology, L.P. Isocyanate residue purification
DE19827852A1 (de) 1998-06-23 1999-12-30 Bayer Ag Verfahren zur Isolierung von Polymeren aus Lösungen
DE10260092A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur Reinigung von Isocyanaten
DE10260093A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur Abtrennung von Isocyanaten aus einem Reaktionsgemisch

Also Published As

Publication number Publication date
CN101790510A (zh) 2010-07-28
US8273915B2 (en) 2012-09-25
WO2009027418A1 (de) 2009-03-05
EP2197836B1 (de) 2013-04-24
JP2010536928A (ja) 2010-12-02
CN101790510B (zh) 2013-07-24
KR101578565B1 (ko) 2015-12-17
KR20100082831A (ko) 2010-07-20
EP2197836A1 (de) 2010-06-23
JP5398714B2 (ja) 2014-01-29
US20110124908A1 (en) 2011-05-26

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