DK2367783T3 - Fremgangsmåde til fremstilling af et isocyanat - Google Patents

Fremgangsmåde til fremstilling af et isocyanat

Info

Publication number
DK2367783T3
DK2367783T3 DK09752383.1T DK09752383T DK2367783T3 DK 2367783 T3 DK2367783 T3 DK 2367783T3 DK 09752383 T DK09752383 T DK 09752383T DK 2367783 T3 DK2367783 T3 DK 2367783T3
Authority
DK
Denmark
Prior art keywords
isocyanate
preparing
Prior art date
Application number
DK09752383.1T
Other languages
English (en)
Inventor
Daniel Breuninger
Johannes Adam
Heiner Schelling
Eckhard Stroefer
Markus Kraemer
Matthias Eiermann
Kai Thiele
Michael Zoellinger
Rolf Pinkos
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
Application granted granted Critical
Publication of DK2367783T3 publication Critical patent/DK2367783T3/da

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
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/90—Stabilisation; Use of additives
    • 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

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)
  • Polyurethanes Or Polyureas (AREA)
DK09752383.1T 2008-11-19 2009-11-18 Fremgangsmåde til fremstilling af et isocyanat DK2367783T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08169399 2008-11-19
PCT/EP2009/065373 WO2010057909A1 (de) 2008-11-19 2009-11-18 Verfahren zur herstellung eines isocyanats

Publications (1)

Publication Number Publication Date
DK2367783T3 true DK2367783T3 (da) 2013-04-08

Family

ID=42079054

Family Applications (1)

Application Number Title Priority Date Filing Date
DK09752383.1T DK2367783T3 (da) 2008-11-19 2009-11-18 Fremgangsmåde til fremstilling af et isocyanat

Country Status (11)

Country Link
US (1) US8853443B2 (da)
EP (1) EP2367783B1 (da)
JP (1) JP2012509297A (da)
KR (1) KR20110095899A (da)
CN (1) CN102282127B (da)
BR (1) BRPI0922186A2 (da)
DK (1) DK2367783T3 (da)
ES (1) ES2400332T3 (da)
PL (1) PL2367783T3 (da)
PT (1) PT2367783E (da)
WO (1) WO2010057909A1 (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2522820T3 (es) 2009-04-24 2014-11-18 Basf Se Procedimiento para la preparación de MDA y MDI de color estable
JP5386038B2 (ja) 2009-06-24 2014-01-15 ビーエーエスエフ ソシエタス・ヨーロピア ホスゲン処理プラントへの水の進入を測定する方法
KR101773630B1 (ko) 2009-06-26 2017-08-31 바스프 에스이 용매 재순환을 이용한 이소시아네이트, 바람직하게는 디이소시아네이트 및 폴리이소시아네이트의 제조 방법
CN102471241B (zh) 2009-07-14 2015-11-25 巴斯夫欧洲公司 制备二苯甲烷系列的浅色异氰酸酯的方法
EP2454193B1 (en) 2009-07-16 2014-04-09 Basf Se Process for the preparation of light-colored isocyanates of the diphenylmethanediisocyanate series
KR20120041257A (ko) 2009-08-11 2012-04-30 바스프 에스이 기상 포스겐화에 의한 디이소시아네이트의 제조 방법
ES2502537T3 (es) 2009-10-27 2014-10-03 Basf Se Procedimiento para la producción acoplada de di- y/o poliisocianatos y glicoles
CN102666479B (zh) 2009-12-04 2014-11-05 巴斯夫欧洲公司 制备异氰酸酯的方法
US8680323B2 (en) 2010-01-19 2014-03-25 Basf Se Process for preparing isocyanates by thermal dissociation of carbamates
US9505711B2 (en) 2010-11-17 2016-11-29 Basf Se Method for purifying mixtures comprising 4,4′-methylenediphenyl diisocyanate
CN103874680B (zh) * 2011-10-21 2016-07-06 拜耳知识产权有限责任公司 生产浅色多异氰酸酯的方法
EP3257883A1 (de) * 2016-06-17 2017-12-20 Covestro Deutschland AG Verfahren zur herstellung einer isocyanat- und isocyanuratgruppen enthaltenden zusammensetzung und daraus hergestellter pur/pir-hartschaumstoff
US10927066B2 (en) 2016-09-14 2021-02-23 Basf Se Process for hydrogenating a mixture in the presence of a colorless amine
CN111910207B (zh) * 2020-08-19 2021-09-07 万华化学（宁波）有限公司 一种低色号dam、mdi的制备方法及低色号mdi
CN113956436B (zh) * 2021-11-09 2023-05-30 万华化学（宁波）有限公司 一种浅色且存储过程中色号稳定的二苯基甲烷二异氰酸酯组合物

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351650A (en) * 1963-11-26 1967-11-07 Mobay Chemical Corp 2, 4-and 2, 6-lower alkyl cyclohexylene diisocyanate mixtures
US3479384A (en) 1964-12-28 1969-11-18 Mobay Chemical Corp Crude polyisocyanate compositions and preparation thereof
BE755332A (fr) * 1969-08-26 1971-02-26 Hoechst Ag Nouvelles polyamines
US4189354A (en) 1976-07-10 1980-02-19 Bayer Aktiengesellschaft Process for the production of diisocyanatodiphenyl methane isomers with an adjusted content of chlorine compounds
US4465639A (en) 1983-01-26 1984-08-14 The Upjohn Company Process for polyisocyanates
DE3329124A1 (de) 1983-08-11 1985-02-28 Bayer Ag, 5090 Leverkusen Verfahren zur reinigung von polyisocyanaten und die so gereinigten polyisocyanate
DE4008074A1 (de) * 1990-03-14 1991-09-19 Basf Ag Verfahren zur qualitaetsverbesserung von rohen diaminodiphenylmethanen
US5889070A (en) 1991-12-10 1999-03-30 Bayer Corporation Process for preparing polyamines and polysocyanates
EP0546400B1 (en) * 1991-12-10 1996-08-14 Bayer Corporation A process for preparing polyamines and polyisocyanates
US5362914A (en) * 1993-08-25 1994-11-08 Texaco Chemical Inc. Decolorization of polyethylene polyamines using cobalt/copper/chromium
ES2123171T3 (es) * 1994-04-07 1999-01-01 Bayer Ag Procedimiento para la fabricacion de isocianatos o mezclas de isocianatos.
DE19528781A1 (de) 1995-08-04 1997-02-06 Bayer Ag Verfahren zur Herstellung von Toluylendiisocyanat, spezielle Gemische aus Toluylendiamin und Wasser und deren Verwendung zur Herstellung von Toluylendiisocyanat
DE19543862A1 (de) * 1995-11-24 1997-05-28 Bayer Ag Verfahren zur Herstellung von Hexamethylen-1,6-diisocyanaten
EP0816333A1 (de) 1996-06-26 1998-01-07 Basf Aktiengesellschaft Verfahren zur Herstellung von Lösungen eines oder mehrerer Isocynate, die keine nennenswerten Mengen an farbgebenden Komponenten aufweisen, sowie die Verwendung der so erhaltenen Isocyanate
DE19711447A1 (de) * 1997-03-19 1998-09-24 Basf Ag Verfahren zur Herstellung von Isocyanaten mit heller Farbe
JP3796610B2 (ja) * 1998-05-21 2006-07-12 日本ポリウレタン工業株式会社 熱安定性の優れた有機イソシアネートの製造方法
DE10111337A1 (de) 2001-03-08 2002-09-12 Basf Ag Verfahren zur Herstellung von MDI, insbesondere von 2.4'-MDI
JP2006104166A (ja) * 2004-10-08 2006-04-20 Nippon Polyurethane Ind Co Ltd 粗ジフェニルメタンジイソシアネートの精製方法
DE102006002157A1 (de) * 2006-01-17 2007-07-19 Bayer Materialscience Ag Verfahren zur Herstellung heller Isocyanate
US9505711B2 (en) 2010-11-17 2016-11-29 Basf Se Method for purifying mixtures comprising 4,4′-methylenediphenyl diisocyanate

Also Published As

Publication number Publication date
JP2012509297A (ja) 2012-04-19
US20110263892A1 (en) 2011-10-27
BRPI0922186A2 (pt) 2015-12-29
EP2367783B1 (de) 2013-01-09
CN102282127A (zh) 2011-12-14
ES2400332T3 (es) 2013-04-09
WO2010057909A1 (de) 2010-05-27
KR20110095899A (ko) 2011-08-25
CN102282127B (zh) 2015-02-11
US8853443B2 (en) 2014-10-07
PT2367783E (pt) 2013-03-11
EP2367783A1 (de) 2011-09-28
PL2367783T3 (pl) 2013-06-28

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