ES2033993T3 - Procedimiento para la fabricacion de poliamidas aromaticas de nucleos multiples. - Google Patents

Procedimiento para la fabricacion de poliamidas aromaticas de nucleos multiples.

Info

Publication number
ES2033993T3
ES2033993T3 ES198888106342T ES88106342T ES2033993T3 ES 2033993 T3 ES2033993 T3 ES 2033993T3 ES 198888106342 T ES198888106342 T ES 198888106342T ES 88106342 T ES88106342 T ES 88106342T ES 2033993 T3 ES2033993 T3 ES 2033993T3
Authority
ES
Spain
Prior art keywords
reaction
aromatic polyamides
procedure
manufacture
multiple cores
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES198888106342T
Other languages
English (en)
Inventor
Hartmut Dr. Knofel
Michael Brockelt
Marcel Dr. Petinaux
Rudolf Di. Uchdorf
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of ES2033993T3 publication Critical patent/ES2033993T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
    • C07C209/78—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton from carbonyl compounds, e.g. from formaldehyde, and amines having amino groups bound to carbon atoms of six-membered aromatic rings, with formation of methylene-diarylamines

Landscapes

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

Abstract

UN NUEVO PROCEDIMIENTO PARA LA OBTENCION DE POLIAMIDAS AROMATICAS POLINUCLEARES POR REACCION DE ANILINA ON FORMALDEHIDO EN PRESENCIA DE AGUA Y CATALIZADORES ACIODS, OPCIONALMENTE ANTEPONIENDO UNA ETAPA PREVIA AMINAL, TRATAMIENTO DE LA MEZCLA DE REACCION RESULTANTE POR EXTRACCION CON UN DISOLVENTE HIDROFOBO QUE CONTENGA ANILINA, SEPARACION POR DESTILACION DE LA FASE ORGANICA PRODUCIDA EN (I) UN DESTILADO CONSTITUIDO POR DISOLVENTE QUE CONTIENE ANILINA Y (II) UN RESIDUO DE DESTILACION CONSTITUIDO POR EL PRODUCTO DEL PROCESO Y RETORNO DE LA FASE ACUOSA DE LA EXTRACCION CON REUTILIZACION DEL CATALIZADOR QUE CONTIENE. DEBEN TENERSE EN CUENTE DETERMINADAS CONDICIONES QUE SE DETALLAN EN LA INVENCION.
ES198888106342T 1987-05-01 1988-04-21 Procedimiento para la fabricacion de poliamidas aromaticas de nucleos multiples. Expired - Lifetime ES2033993T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873714606 DE3714606A1 (de) 1987-05-01 1987-05-01 Verfahren zur herstellung von mehrkernigen aromatischen polyaminen

Publications (1)

Publication Number Publication Date
ES2033993T3 true ES2033993T3 (es) 1993-04-01

Family

ID=6326669

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198888106342T Expired - Lifetime ES2033993T3 (es) 1987-05-01 1988-04-21 Procedimiento para la fabricacion de poliamidas aromaticas de nucleos multiples.

Country Status (8)

Country Link
US (1) US4914236A (es)
EP (1) EP0288892B1 (es)
JP (1) JP2515578B2 (es)
BR (1) BR8802082A (es)
CA (1) CA1331199C (es)
DE (2) DE3714606A1 (es)
ES (1) ES2033993T3 (es)
MX (1) MX167409B (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3812083A1 (de) * 1988-04-12 1989-10-26 Bayer Ag Verfahren zur herstellung von mehrkernigen aromatischen polyaminen
DE4112130A1 (de) * 1991-04-13 1992-10-15 Bayer Ag Verfahren zur herstellung von mehrkernigen aromatischen polyaminen
DE4112131A1 (de) * 1991-04-13 1992-10-15 Bayer Ag Verfahren zur herstellung von mehrkernigen aromatischen polyaminen
DE19513119A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
DE19513070A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
DE19513146A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
DE19513068A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
DE19513147A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
DE19513069A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
DE19513163A1 (de) * 1995-04-07 1996-10-10 Bayer Ag Fraktionierung und Reinigung von aromatischen Polyamingemischen und deren Verwendung
IT1318437B1 (it) * 2000-03-31 2003-08-25 Eni Spa Procedimento per la preparazione di miscele di metilendianilina e suoi omologhi superiori.
JP2012524046A (ja) * 2009-04-20 2012-10-11 ビーエーエスエフ ソシエタス・ヨーロピア アミナールの段階を介したｍｄａの製造方法
CN105358524B (zh) * 2013-04-24 2018-02-16 科思创德国股份公司 制备二苯基甲烷系列的二胺和多胺的方法
WO2015197527A1 (de) 2014-06-24 2015-12-30 Covestro Deutschland Ag Verfahren zur herstellung von di- und polyaminen der diphenylmethanreihe
BR112021008046A2 (pt) * 2018-10-31 2021-08-03 Dow Global Technologies Llc método para remover monoisocianatos orgânicos de um solvente orgânico, e, processo de fabricação de mdi e/ou mdi polimérico.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1004234A (en) * 1972-08-04 1977-01-25 Bayer Aktiengesellschaft Process for the production of polyamines
DE2343658C2 (de) * 1973-08-30 1982-06-03 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyaminen
DE2356828C2 (de) * 1973-11-14 1982-10-21 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyaminen und ihre Verwendung als Ausgangsmaterial zur Herstellung von Polyisocyanaten
DE2500574C3 (de) * 1975-01-09 1980-05-22 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyaminen
DE2500573A1 (de) * 1975-01-09 1976-07-15 Bayer Ag Verfahren zur herstellung von polyaminen
DE2528694C2 (de) * 1975-06-27 1982-04-22 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von mehrkernigen aromatischen Polyaminen
US4259526A (en) * 1979-02-21 1981-03-31 Bayer Aktiengesellschaft Process for the preparation of mixtures of polyamines of the polyamino-polyaryl-polymethylene type

Also Published As

Publication number Publication date
BR8802082A (pt) 1988-11-29
EP0288892B1 (de) 1992-06-03
CA1331199C (en) 1994-08-02
DE3871608D1 (de) 1992-07-09
DE3714606A1 (de) 1988-11-10
US4914236A (en) 1990-04-03
JPS63284151A (ja) 1988-11-21
JP2515578B2 (ja) 1996-07-10
MX167409B (es) 1993-03-22
EP0288892A3 (en) 1990-05-09
EP0288892A2 (de) 1988-11-02

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