PT2421818E - Processo para a preparação de mda e mdi de cor estável - Google Patents

Processo para a preparação de mda e mdi de cor estável Download PDF

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Publication number
PT2421818E
PT2421818E PT107139925T PT10713992T PT2421818E PT 2421818 E PT2421818 E PT 2421818E PT 107139925 T PT107139925 T PT 107139925T PT 10713992 T PT10713992 T PT 10713992T PT 2421818 E PT2421818 E PT 2421818E
Authority
PT
Portugal
Prior art keywords
mdi
producing color
stable mda
mda
stable
Prior art date
Application number
PT107139925T
Other languages
English (en)
Inventor
Robert Reinhardt
Peter Van Den Abeel
Eckhard Stroefer
Daniel Breuninger
Kai Thiele
Heiner Schelling
Michael Zoellinger
Markus Kraemer
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42154820&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT2421818(E) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Basf Se filed Critical Basf Se
Publication of PT2421818E publication Critical patent/PT2421818E/pt

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/773—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur halogens
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts
PT107139925T 2009-04-24 2010-04-20 Processo para a preparação de mda e mdi de cor estável PT2421818E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP09158741 2009-04-24

Publications (1)

Publication Number Publication Date
PT2421818E true PT2421818E (pt) 2014-09-10

Family

ID=42154820

Family Applications (1)

Application Number Title Priority Date Filing Date
PT107139925T PT2421818E (pt) 2009-04-24 2010-04-20 Processo para a preparação de mda e mdi de cor estável

Country Status (8)

Country Link
US (1) US8614352B2 (pt)
EP (1) EP2421818B1 (pt)
JP (1) JP5416830B2 (pt)
KR (1) KR101756998B1 (pt)
CN (1) CN102803200B (pt)
ES (1) ES2522820T3 (pt)
PT (1) PT2421818E (pt)
WO (1) WO2010121997A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE102010019342A1 (de) * 2010-05-05 2011-11-10 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase
US8907124B2 (en) 2010-11-17 2014-12-09 Basf Se Process for preparing methylenedi(phenyl isocyanate)
US9505711B2 (en) 2010-11-17 2016-11-29 Basf Se Method for purifying mixtures comprising 4,4′-methylenediphenyl diisocyanate
US8969615B2 (en) 2011-03-31 2015-03-03 Basf Se Process for preparing isocyanates
CN103922969B (zh) * 2014-04-10 2016-01-20 万华化学集团股份有限公司 一种制备颜色稳定的1,6-己二异氰酸酯的方法
US10927066B2 (en) * 2016-09-14 2021-02-23 Basf Se Process for hydrogenating a mixture in the presence of a colorless amine
US11118001B2 (en) * 2016-10-14 2021-09-14 Asahi Kasei Kabushiki Kaisha Isocyanate composition, method for producing isocyanate composition, and method for producing isocyanate polymer
CN111635502B (zh) * 2020-06-10 2022-04-22 万华化学集团股份有限公司 一种多异氰酸酯组合物及其制备方法和用途
CN111995549B (zh) * 2020-09-03 2023-01-13 万华化学集团股份有限公司 制备mdi的方法和光气制备方法
KR102380602B1 (ko) 2021-08-31 2022-04-01 (주)피유란 비 유독성 디페닐메탄 디이소시아네이트의 제조 방법 및 그 제조 방법에 의해 제조되는 비 유독성 디페닐메탄 디이소시아네이트

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3538018A (en) 1967-07-29 1970-11-03 Basf Ag Binary support system for fluidized catalysts
DE4006976A1 (de) 1990-03-06 1991-09-12 Basf Ag Verfahren zur herstellung von mischungen aus diphenylmethan-diisocyanaten und polyphenyl-polymethylen-polyisocyanaten mit einer verminderten iodfarbzahl
JP2825604B2 (ja) 1990-04-11 1998-11-18 三井化学株式会社 メチレン架橋されたポリアリールアミンの製造方法
DE4208359A1 (de) 1992-03-16 1993-09-23 Bayer Ag Verfahren zur herstellung von isocyanaten oder isocyanatgemischen und deren verwendung zur herstellung von polyurethanschaumstoffen
US5312971A (en) 1992-07-23 1994-05-17 Miles Inc. Color reduction of polymethylene polyphenyl polyisocyanates
DE4232769A1 (de) 1992-09-30 1994-03-31 Basf Ag Verfahren zur Herstellung von Mischungen aus Diphenylmethandiisocyanaten und Polyphenyl-polymethylen-polyisocyanaten mit einer verminderten Iodfarbzahl
DE19804915A1 (de) * 1998-02-07 1999-08-12 Basf Ag Verfahren zur Herstellung von Methylendi(phenylamin) und Methylendi(phenylisocyanat)
DE19815055A1 (de) * 1998-04-03 1999-10-07 Bayer Ag Verfahren zur Farbaufhellung von polymeren Diphenylmethandiisocyanat sowie die Verwendung von aufgehellten Diphenylmethandiisocyanat bei der Herstellung von Polyurethankunststoffen
US6031137A (en) * 1998-05-29 2000-02-29 Bayer Corporation Stable aromatic amine composition, a process for preparing color stable aromatic amines, and the production of light colored aromatic amine-based polyether polyols
DE19928741A1 (de) * 1999-06-23 2000-12-28 Basf Ag Helle Isocyanate, Verfahren zu deren Herstellung und deren Verwendung
DE10141620A1 (de) 2001-08-24 2003-03-06 Bayer Ag Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert
DE10211021A1 (de) 2002-03-13 2003-09-25 Bayer Ag Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert
DE10228734A1 (de) * 2002-06-27 2004-01-22 Bayer Ag Verfahren zur Herstellung von Polyisocyanaten der Diphenylmethanreihe mit vermindertem Farbwert
DE10235476A1 (de) 2002-08-02 2004-02-12 Basf Ag Integriertes Verfahren zur Herstellung von Isocyanaten
DE102006004047A1 (de) * 2006-01-28 2007-08-02 Bayer Materialscience Ag Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe
CN101007767A (zh) * 2007-01-30 2007-08-01 浙江大学 4,4'－二氨基二苯甲烷的直接制备方法
WO2009013303A1 (de) 2007-07-25 2009-01-29 Basf Se Kontinuierliches verfahren zur herstellung von isocyanaten
EP2197836B1 (de) 2007-08-31 2013-04-24 Basf Se Verfahren zur herstellung von isocyanaten
PL2200976T3 (pl) 2007-09-19 2012-04-30 Basf Se Sposób wytwarzania izocyjanianów
JP5686725B2 (ja) 2008-04-01 2015-03-18 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ オゾン含有ガスでポリイソシアネートの着色を薄める方法
US8440856B2 (en) 2008-04-14 2013-05-14 Basf Se Method for treating residues from the production of isocyanates
CN102119145B (zh) 2008-08-07 2014-06-18 巴斯夫欧洲公司 制备芳香族异氰酸酯的方法
ES2400332T3 (es) 2008-11-19 2013-04-09 Basf Se Método para la producción de un isocianato
WO2010103029A1 (de) 2009-03-11 2010-09-16 Basf Se Verfahren zur herstellung von phosgen
WO2010106131A2 (de) 2009-03-20 2010-09-23 Basf Se Verfahren und vorrichtung zur herstellung von isocyanaten

Also Published As

Publication number Publication date
JP5416830B2 (ja) 2014-02-12
CN102803200B (zh) 2014-12-31
KR20120006058A (ko) 2012-01-17
ES2522820T3 (es) 2014-11-18
KR101756998B1 (ko) 2017-07-26
EP2421818A1 (de) 2012-02-29
JP2012524746A (ja) 2012-10-18
WO2010121997A1 (de) 2010-10-28
EP2421818B1 (de) 2014-08-27
CN102803200A (zh) 2012-11-28
US8614352B2 (en) 2013-12-24
US20120046497A1 (en) 2012-02-23

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