PL1935877T3 - Sposób wytwarzania toluilenodiizocyjanianu - Google Patents

Sposób wytwarzania toluilenodiizocyjanianu

Info

Publication number
PL1935877T3
PL1935877T3 PL07023803T PL07023803T PL1935877T3 PL 1935877 T3 PL1935877 T3 PL 1935877T3 PL 07023803 T PL07023803 T PL 07023803T PL 07023803 T PL07023803 T PL 07023803T PL 1935877 T3 PL1935877 T3 PL 1935877T3
Authority
PL
Poland
Prior art keywords
tolylene diisocyanate
raw
give
toluene diamine
mixture containing
Prior art date
Application number
PL07023803T
Other languages
English (en)
Inventor
Wolfgang Lorenz
Lars Padeken
Bernd Pennemann
Friedhelm Steffens
Lothar Weismantel
Original Assignee
Bayer Materialscience 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 Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of PL1935877T3 publication Critical patent/PL1935877T3/pl

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
    • C07C209/62—Preparation of compounds containing amino groups bound to a carbon skeleton by cleaving carbon-to-nitrogen, sulfur-to-nitrogen, or phosphorus-to-nitrogen bonds, e.g. hydrolysis of amides, N-dealkylation of amines or quaternary ammonium compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/12—Derivatives of isocyanic acid having isocyanate groups bound to carbon atoms of six-membered aromatic rings
    • 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
PL07023803T 2006-12-18 2007-12-08 Sposób wytwarzania toluilenodiizocyjanianu PL1935877T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006060181A DE102006060181A1 (de) 2006-12-18 2006-12-18 Verfahren zur Herstellung von Toluylendiisocyanat
EP07023803A EP1935877B1 (de) 2006-12-18 2007-12-08 Verfahren zur Herstellung von Toluylendiisocyanat

Publications (1)

Publication Number Publication Date
PL1935877T3 true PL1935877T3 (pl) 2011-03-31

Family

ID=39204931

Family Applications (1)

Application Number Title Priority Date Filing Date
PL07023803T PL1935877T3 (pl) 2006-12-18 2007-12-08 Sposób wytwarzania toluilenodiizocyjanianu

Country Status (10)

Country Link
US (2) US20080146835A1 (pl)
EP (1) EP1935877B1 (pl)
JP (1) JP2008150378A (pl)
KR (1) KR20080056659A (pl)
CN (1) CN101205199B (pl)
AT (1) ATE482190T1 (pl)
DE (2) DE102006060181A1 (pl)
PL (1) PL1935877T3 (pl)
RU (1) RU2007146359A (pl)
TW (1) TW200846310A (pl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011516593A (ja) * 2008-04-14 2011-05-26 ビーエーエスエフ ソシエタス・ヨーロピア イソシアネートの製造で生じる残渣を処理する方法
DE102008063991A1 (de) * 2008-12-19 2010-06-24 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase
US20120289746A1 (en) * 2011-05-09 2012-11-15 Basf Se Process for working up an isocyanate-comprising stream
WO2012152832A1 (de) 2011-05-09 2012-11-15 Basf Se Verfahren zur aufarbeitung eines isocyanat enthaltenden stoffstroms
US9029595B1 (en) 2012-07-11 2015-05-12 Bayer Materialscience Ag Method for working up distillation residues from isocyanate production
EP3036217B1 (de) 2013-08-19 2017-06-28 Covestro Deutschland AG Verfahren zur gewinnung von organischen isocyanaten aus destillationsrückständen der isocyanatherstellung
CN103787894B (zh) * 2014-02-08 2015-09-16 济南大学 从甲苯二异氰酸酯制备过程中形成的残渣废料中回收甲苯二胺的方法
JP7155125B2 (ja) 2016-12-21 2022-10-18 コベストロ、ドイチュラント、アクチエンゲゼルシャフト イソシアネートの製造方法
CN110372562B (zh) 2019-07-09 2021-04-06 上海再启生物技术有限公司 一种btk激酶抑制剂关键中间体的晶型及其制备方法
EP3960728A1 (de) 2020-08-24 2022-03-02 Covestro Deutschland AG Verfahren zur isocyanat-herstellung mit rezyklierender, thermisch oxidativer verwertung
US11542228B2 (en) 2021-01-05 2023-01-03 Anhui Dongzhi Guangxin Agrochemical Co., Ltd Method and device for preparing diisocyanate
WO2023208914A2 (en) * 2022-04-26 2023-11-02 Basf Se A process for storing a toluene diisocyanate and high boilers containing mixture and a process for working up a toluene diisocyanate comprising crude reaction product
CN115536552A (zh) * 2022-10-11 2022-12-30 宁夏瑞泰科技股份有限公司 一种水相成盐工艺合成1,5-萘二异氰酸酯的方法

Family Cites Families (25)

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Publication number Priority date Publication date Assignee Title
US3128310A (en) * 1955-09-09 1964-04-07 Bayer Ag Recovery of amines
GB795639A (en) 1955-09-09 1958-05-28 Bayer Ag A process for recovering amines from the residues in the production of aromatic isocyanates
CA801785A (en) 1960-08-11 1968-12-17 M. Priestley Hill Detergents
US3225094A (en) * 1962-06-15 1965-12-21 Du Pont Preparation of polyamines by steam hydrolysis of polyisocyanate reaction products
GB1047101A (en) * 1964-03-23 1966-11-02 Mobay Chemical Corp Recovery of amines
US3531451A (en) * 1966-05-17 1970-09-29 Hoechst Ag Process for the manufacture of high molecular weight homo- and copolymers of n-vinylazetidinones
US3499035A (en) * 1967-10-02 1970-03-03 Olin Mathieson Toluene diamine recovery process
US3694323A (en) * 1968-08-05 1972-09-26 Du Pont Separation of distillable isocyanates from their phosgenation masses
US3636030A (en) * 1968-12-16 1972-01-18 Du Pont Recovery of aromatic dhsocyanates from still residues
US4091009A (en) * 1976-08-16 1978-05-23 Olin Corporation Process for deactivating toluene diisocyanate distillation residue
DE2703313A1 (de) 1977-01-27 1978-08-03 Bayer Ag Verfahren zur herstellung von organischen polyaminen
US4137226A (en) * 1977-12-19 1979-01-30 Gaf Corporation 3,3-(1,1'-Biphenyl-2,2'-diyl)-1-(4-methylphenyl)-1-triazene
US4654443A (en) * 1985-03-11 1987-03-31 The Dow Chemical Company Hydrolysis of isocyanate distillation bottoms
DE4142769A1 (de) * 1991-12-23 1993-06-24 Bayer Hispania Ind S A Verfahren zur herstellung von isocyanaten und aufarbeitung des rueckstandes
DE4211774A1 (de) * 1992-04-08 1993-10-14 Bayer Ag Modifizierte aromatische Polyisocyanate und ihre Verwendung zur Herstellung von harten Urethangruppen aufweisenden Schaumstoffen
DE4317669A1 (de) * 1993-05-27 1994-12-01 Bayer Ag Verfahren zur Herstellung von Isocyanaten und kontinuierlichen Aufarbeitung des Rückstandes
JP3659717B2 (ja) * 1995-11-30 2005-06-15 株式会社神戸製鋼所 化学プラント内廃棄物の分解方法および装置
US5902459A (en) * 1996-06-10 1999-05-11 Basf Corporation Recovery of products from toluenediisocyanate residues
KR100536858B1 (ko) * 1997-02-05 2005-12-14 가부시키가이샤 고베 세이코쇼 이소시아네이트 화합물의 분해회수 방법
DE19827086A1 (de) * 1998-06-18 1999-12-23 Basf Ag Verfahren zur Aufarbeitung von Destillationsrückständen aus der Synthese von Toluylendiisocyanat
WO2000068180A1 (en) * 1999-05-05 2000-11-16 The Dow Chemical Company A process for recovering toluene diamine from toluene diisocyanate distillation residues
CN1169493C (zh) * 1999-10-14 2004-10-06 阿特波斯有限公司 创口牵引器
ATE337297T1 (de) * 2002-10-22 2006-09-15 Bayer Materialscience Ag Verfahren zur reinigung von diisocyanatotoluol unter verwendung einer destillationskolonne mit trennwand in der endreinigung
KR100578607B1 (ko) 2003-06-09 2006-05-10 한화석유화학 주식회사 톨루엔디이소시아네이트 제조공정에서 배출되는 고비점 타르 잔류물로부터 톨루엔디아민을 회수하는 방법
US7547801B2 (en) * 2006-06-26 2009-06-16 Bayer Materialscience Llc Process for the continuous preparation of isocyanates

Also Published As

Publication number Publication date
CN101205199B (zh) 2013-05-22
EP1935877A1 (de) 2008-06-25
JP2008150378A (ja) 2008-07-03
DE502007005131D1 (de) 2010-11-04
DE102006060181A1 (de) 2008-06-19
TW200846310A (en) 2008-12-01
US8063241B2 (en) 2011-11-22
EP1935877B1 (de) 2010-09-22
US20080146835A1 (en) 2008-06-19
US20110021811A1 (en) 2011-01-27
KR20080056659A (ko) 2008-06-23
RU2007146359A (ru) 2009-06-27
CN101205199A (zh) 2008-06-25
ATE482190T1 (de) 2010-10-15

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