JP4324559B2 - 反応混合物からのイソシアネートの分離 - Google Patents

反応混合物からのイソシアネートの分離 Download PDF

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Publication number
JP4324559B2
JP4324559B2 JP2004561289A JP2004561289A JP4324559B2 JP 4324559 B2 JP4324559 B2 JP 4324559B2 JP 2004561289 A JP2004561289 A JP 2004561289A JP 2004561289 A JP2004561289 A JP 2004561289A JP 4324559 B2 JP4324559 B2 JP 4324559B2
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JP
Japan
Prior art keywords
isocyanate
column
tower
evaporation
separation
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 - Fee Related
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JP2004561289A
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English (en)
Japanese (ja)
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JP2006510693A5 (enExample
JP2006510693A (ja
Inventor
ゾーン，マルティン
シュトレファー，エックハルト
ネフェヤンス，フィリップ
ペンツェル，ウルリヒ
パラシュ，ハンス−ユルゲン
ザンダー，ミヒャエル
シュヴァルツ，ハンス，フォルクマル
マケンロト，ヴォルフガング
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BASF SE
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BASF SE
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Publication of JP2006510693A publication Critical patent/JP2006510693A/ja
Publication of JP2006510693A5 publication Critical patent/JP2006510693A5/ja
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Publication of JP4324559B2 publication Critical patent/JP4324559B2/ja
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Classifications

    • 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
    • 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
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/14—Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP2004561289A 2002-12-19 2003-12-13 反応混合物からのイソシアネートの分離 Expired - Fee Related JP4324559B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10260093A DE10260093A1 (de) 2002-12-19 2002-12-19 Verfahren zur Abtrennung von Isocyanaten aus einem Reaktionsgemisch
PCT/EP2003/014186 WO2004056757A1 (de) 2002-12-19 2003-12-13 Verfahren zur abtrennung von isocyanaten aus einem reaktionsgemisch

Publications (3)

Publication Number Publication Date
JP2006510693A JP2006510693A (ja) 2006-03-30
JP2006510693A5 JP2006510693A5 (enExample) 2009-05-28
JP4324559B2 true JP4324559B2 (ja) 2009-09-02

Family

ID=32404076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004561289A Expired - Fee Related JP4324559B2 (ja) 2002-12-19 2003-12-13 反応混合物からのイソシアネートの分離

Country Status (12)

Country Link
US (1) US20060089507A1 (enExample)
EP (1) EP1575905B1 (enExample)
JP (1) JP4324559B2 (enExample)
KR (1) KR101016737B1 (enExample)
CN (1) CN1729166A (enExample)
AT (1) ATE442350T1 (enExample)
AU (1) AU2003293872A1 (enExample)
DE (2) DE10260093A1 (enExample)
ES (1) ES2330518T3 (enExample)
MX (1) MXPA05006056A (enExample)
PT (1) PT1575905E (enExample)
WO (1) WO2004056757A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10333929A1 (de) * 2003-07-25 2005-02-24 Bayer Materialscience Ag Herstellung von Mischungen von Di- und Polyisocyanaten der Diphenylmethanreihe mit hohen Gehalten an 4,4'-Methylendiphenyldiisocyanat und 2,4'-Methylendiphenyldiisocyanat
US8030522B2 (en) * 2006-06-07 2011-10-04 Bayer Materialscience Llc Process for the production of toluene diisocyanate
WO2008055898A1 (de) * 2006-11-07 2008-05-15 Basf Se Verfahren zur herstellung von isocyanaten
DE102007020444A1 (de) 2007-04-27 2008-11-06 Bayer Materialscience Ag Verfahren zur Oxidation eines Chlorwasserstoffenthaltenden Gasgemisches
CN101790510B (zh) * 2007-08-31 2013-07-24 巴斯夫欧洲公司 制备异氰酸酯的方法
CN102675154B (zh) * 2011-03-11 2013-11-06 中国科学院过程工程研究所 一种氨基甲酸酯热解制备mdi复杂产物的分离精制装置及方法
WO2013139703A1 (de) 2012-03-19 2013-09-26 Bayer Intellectual Property Gmbh Verfahren zur herstellung von isocyanaten
CN103382167B (zh) * 2013-05-16 2015-06-17 甘肃银光聚银化工有限公司 一种精制六亚甲基二异氰酸酯的装置和方法
WO2015024859A1 (de) * 2013-08-19 2015-02-26 Bayer Materialscience Ag Verfahren zur gewinnung von organischen isocyanaten aus destillationsrückständen der isocyanatherstellung
HUE060286T2 (hu) * 2014-06-24 2023-02-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás kémiai termékek elõállítására az eljárás megszakítása mellett
HUE051732T2 (hu) 2016-10-10 2021-03-29 Basf Se Eljárás toluoldiamin (TDA) kátrány hidrogénezésére
WO2018114846A1 (de) 2016-12-21 2018-06-28 Covestro Deutschland Ag Verfahren zur herstellung eines isocyanats
CN107652208B (zh) * 2017-08-30 2020-06-02 万华化学（宁波）有限公司 一种从光气化反应得到的异氰酸酯产物中脱除溶剂的方法和装置
EP4031526B1 (de) 2019-09-17 2024-07-10 Covestro Deutschland AG Verfahren zur herstellung von isocyanaten
KR102839455B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법
KR102847664B1 (ko) * 2021-11-30 2025-08-18 한화솔루션 주식회사 디이소시아네이트의 제조방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140305A (en) * 1962-12-17 1964-07-07 Fmc Corp Preparation of diisocyanates
US3410888A (en) * 1965-05-18 1968-11-12 Upjohn Co Process for recovering aromatic diisocyanates
US3405040A (en) * 1965-08-31 1968-10-08 Mobay Chemical Corp Method for recovering tolylene diisocyanate
CA998060A (en) * 1970-05-22 1976-10-05 Carl F. Irwin Recovery of organic isocyanate
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
DE19804915A1 (de) * 1998-02-07 1999-08-12 Basf Ag Verfahren zur Herstellung von Methylendi(phenylamin) und Methylendi(phenylisocyanat)
DE19817691A1 (de) * 1998-04-21 1999-10-28 Basf Ag Verfahren zur Herstellung von Mischungen aus Diphenylmehandiisocyanaten und Polyphenylen-polymethylen-polyisocyanaten mit vermindertem Gehalt an chlorierten Nebenprodukten und verminderter Jodfarbzahl
EP1371633A1 (en) * 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column

Also Published As

Publication number Publication date
US20060089507A1 (en) 2006-04-27
KR101016737B1 (ko) 2011-02-25
EP1575905A1 (de) 2005-09-21
AU2003293872A1 (en) 2004-07-14
DE10260093A1 (de) 2004-07-01
MXPA05006056A (es) 2005-08-16
EP1575905B1 (de) 2009-09-09
ES2330518T3 (es) 2009-12-11
DE50311902D1 (de) 2009-10-22
JP2006510693A (ja) 2006-03-30
CN1729166A (zh) 2006-02-01
PT1575905E (pt) 2009-09-30
WO2004056757A1 (de) 2004-07-08
KR20050089053A (ko) 2005-09-07
ATE442350T1 (de) 2009-09-15

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