ES2020595B3 - Procedimiento para la produccion de mono y poliisocianatos - Google Patents

Procedimiento para la produccion de mono y poliisocianatos

Info

Publication number
ES2020595B3
ES2020595B3 ES88117456T ES88117456T ES2020595B3 ES 2020595 B3 ES2020595 B3 ES 2020595B3 ES 88117456 T ES88117456 T ES 88117456T ES 88117456 T ES88117456 T ES 88117456T ES 2020595 B3 ES2020595 B3 ES 2020595B3
Authority
ES
Spain
Prior art keywords
polyisocyanates
monkey
procedure
production
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
ES88117456T
Other languages
English (en)
Inventor
Gottfried Zaby
Helmut Judat
Siegbert Humburger
Vos Stefaan De
Rolf-W Eckermann
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 ES2020595B3 publication Critical patent/ES2020595B3/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
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/14—Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES88117456T 1987-10-31 1988-10-20 Procedimiento para la produccion de mono y poliisocianatos Expired - Lifetime ES2020595B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3736988A DE3736988C1 (de) 1987-10-31 1987-10-31 Verfahren zur kontinuierlichen Herstellung von organischen Mono- und Polyisocyanaten

Publications (1)

Publication Number Publication Date
ES2020595B3 true ES2020595B3 (es) 1991-08-16

Family

ID=6339513

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88117456T Expired - Lifetime ES2020595B3 (es) 1987-10-31 1988-10-20 Procedimiento para la produccion de mono y poliisocianatos

Country Status (9)

Country Link
US (1) US4851570A (es)
EP (1) EP0314985B1 (es)
JP (1) JP2719803B2 (es)
KR (1) KR970001070B1 (es)
BR (1) BR8805532A (es)
CA (1) CA1309721C (es)
DE (2) DE3736988C1 (es)
ES (1) ES2020595B3 (es)
MX (1) MX169369B (es)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4318893A1 (de) 1993-06-07 1994-12-08 Bayer Ag Reaktor und damit durchzuführendes kontinuierliches Verfahren zur Herstellung von Ethylenglykolcarbonat bzw. Propylenglykolcarbonat
DE4318892A1 (de) * 1993-06-07 1994-12-08 Bayer Ag Verfahren zur Herstellung von Propylenglykolcarbonat
DE4443642A1 (de) * 1994-12-08 1996-06-13 Bayer Ag Kontinuierliches Verfahren zur Herstellung von organischen Isocyanaten
EP1371634A1 (en) * 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate
EP1371633A1 (en) * 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column
ES2271171T3 (es) * 2002-10-22 2007-04-16 Bayer Materialscience Ag Procedimiento para la purificacion de toluendiisocianato que incorpora una columna de destilacion de pared divisoria para la purificacion final.
DE10260082A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur kontinuierlichen Herstellung von Isocyanaten
DE10310888A1 (de) * 2003-03-11 2004-09-23 Basf Ag Verfahren zur Herstellung von Polyisocyanaten
DE102006022448A1 (de) * 2006-05-13 2007-11-15 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten
US7547801B2 (en) * 2006-06-26 2009-06-16 Bayer Materialscience Llc Process for the continuous preparation of isocyanates
DE102007020444A1 (de) 2007-04-27 2008-11-06 Bayer Materialscience Ag Verfahren zur Oxidation eines Chlorwasserstoffenthaltenden Gasgemisches
DE102008012037A1 (de) 2008-03-01 2009-09-03 Bayer Materialscience Ag Verfahren zur Herstellung von Methylen-diphenyl-diisocyanaten
CN104411681B (zh) 2012-07-11 2017-03-29 科思创德国股份有限公司 后处理由制备异氰酸酯产生的蒸馏残渣的方法
HUE037053T2 (hu) 2014-03-27 2018-08-28 Covestro Deutschland Ag Eljárás izocianátok elõállítására
EP3160630B1 (de) 2014-06-24 2022-08-31 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung von chemischen produkten mit betriebsunterbrechungen
CN108348889B (zh) 2015-09-24 2020-09-15 科思创德国股份有限公司 制备异氰酸酯的方法
JP6913083B2 (ja) 2015-09-30 2021-08-04 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ イソシアネートの製造方法
KR102797879B1 (ko) 2015-11-20 2025-04-22 코베스트로 도이칠란트 아게 아미노벤조산 또는 아미노벤조산 유도체의 제조 방법
EP3478653B1 (de) 2016-06-29 2020-02-19 Covestro Deutschland AG Verfahren zur herstellung von anilin oder eines anilinfolgeprodukts
HUE055741T2 (hu) 2016-08-17 2021-12-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás és berendezés különféle vegyi termékek elõállítására
JP6932768B2 (ja) 2016-09-01 2021-09-08 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ イソシアネートの製造方法
CN110088080A (zh) 2016-12-20 2019-08-02 科思创德国股份有限公司 制备氨基苯甲酸或氨基苯甲酸后续产物的方法
WO2018114846A1 (de) 2016-12-21 2018-06-28 Covestro Deutschland Ag Verfahren zur herstellung eines isocyanats
HUE056221T2 (hu) 2017-07-03 2022-02-28 Covestro Intellectual Property Gmbh & Co Kg Termelõ berendezés kémiai termék elõállítására H-funkciós reagens és foszgén reagáltatásával és eljárás ennek üzemeltetésére
HUE057045T2 (hu) 2018-01-05 2022-04-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás metilén-difenilén-diizocianátok és polimetilén-polifenilén-poliizocianátok elõállítására
US11453897B2 (en) 2018-06-07 2022-09-27 Covestro Intellectual Property Gmbh & Co. Kg Method for producing aminobenzoic acid or an aminobenzoic acid derivative product
CA3104052A1 (en) 2018-07-27 2020-01-30 Covestro Intellectual Property Gmbh & Co. Kg Method for producing aniline or an aniline derivative
HUE068310T2 (hu) 2019-09-17 2024-12-28 Covestro Deutschland Ag Eljárás izocianátok elõállítására
US20230027482A1 (en) 2019-12-18 2023-01-26 Covestro Deutschland Ag Method for producing di- and polyisocyanates of the diphenylmethane series
EP4347553B1 (de) 2021-06-02 2025-07-23 Covestro Deutschland AG Verfahren zur herstellung von anilin oder eines anilinfolgeproduktes
US20250223255A1 (en) 2022-04-06 2025-07-10 Covestro Deutschland Ag Method for producing aniline or an aniline-derived product

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE844896C (de) * 1944-04-04 1952-09-15 Bayer Ag Verfahren zur Herstellung von organischen Isocyanaten
US2680127A (en) * 1952-01-02 1954-06-01 Monsanto Chemicals Method of making organic isocyanates
US3287387A (en) * 1963-07-29 1966-11-22 Olin Mathieson Process for the production of aromatic isocyanates
US3781320A (en) * 1971-02-09 1973-12-25 Du Pont Process for manufacture of organic isocyanates
DE2112181A1 (de) * 1971-03-13 1972-10-05 Basf Ag Verfahren zur kontinuierlichen Herstellung von organischen Isocyanaten
US3829458A (en) * 1972-12-01 1974-08-13 Basf Wyandotte Corp Procedure for the continuous manufacture of organic isocyanates

Also Published As

Publication number Publication date
US4851570A (en) 1989-07-25
DE3862013D1 (de) 1991-04-18
BR8805532A (pt) 1989-07-04
CA1309721C (en) 1992-11-03
KR970001070B1 (ko) 1997-01-25
EP0314985A1 (de) 1989-05-10
KR890006690A (ko) 1989-06-15
DE3736988C1 (de) 1989-03-23
JPH01151548A (ja) 1989-06-14
JP2719803B2 (ja) 1998-02-25
MX169369B (es) 1993-06-30
EP0314985B1 (de) 1991-03-13

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