KR101016737B1 - 반응 혼합물로부터 이소시아네이트를 분리하는 방법 - Google Patents

반응 혼합물로부터 이소시아네이트를 분리하는 방법 Download PDF

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Publication number
KR101016737B1
KR101016737B1 KR1020057011102A KR20057011102A KR101016737B1 KR 101016737 B1 KR101016737 B1 KR 101016737B1 KR 1020057011102 A KR1020057011102 A KR 1020057011102A KR 20057011102 A KR20057011102 A KR 20057011102A KR 101016737 B1 KR101016737 B1 KR 101016737B1
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KR
South Korea
Prior art keywords
column
isocyanate
isocyanates
reaction mixture
separation
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Expired - Fee Related
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KR1020057011102A
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English (en)
Korean (ko)
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KR20050089053A (ko
Inventor
마르틴 존
에크하르트 슈트뢰퍼
필립 네베얀스
울리히 펜첼
한스-위르겐 팔라쉬
미하엘 잔더
한스 폴크마르 슈바르츠
볼프강 마켄로트
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바스프 에스이
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Publication of KR20050089053A publication Critical patent/KR20050089053A/ko
Application granted granted Critical
Publication of KR101016737B1 publication Critical patent/KR101016737B1/ko
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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)
KR1020057011102A 2002-12-19 2003-12-13 반응 혼합물로부터 이소시아네이트를 분리하는 방법 Expired - Fee Related KR101016737B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10260093.7 2002-12-19
DE10260093A DE10260093A1 (de) 2002-12-19 2002-12-19 Verfahren zur Abtrennung von Isocyanaten aus einem Reaktionsgemisch

Publications (2)

Publication Number Publication Date
KR20050089053A KR20050089053A (ko) 2005-09-07
KR101016737B1 true KR101016737B1 (ko) 2011-02-25

Family

ID=32404076

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020057011102A Expired - Fee Related KR101016737B1 (ko) 2002-12-19 2003-12-13 반응 혼합물로부터 이소시아네이트를 분리하는 방법

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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1371633A1 (en) * 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column

Family Cites Families (7)

* 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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1371633A1 (en) * 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column
EP1371635A1 (en) * 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column
KR20030096037A (ko) * 2002-06-14 2003-12-24 바이엘 악티엔게젤샤프트 분할벽 증류탑을 이용하는 톨루엔디이소시아네이트혼합물의 정제 방법

Also Published As

Publication number Publication date
US20060089507A1 (en) 2006-04-27
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
JP4324559B2 (ja) 2009-09-02
PT1575905E (pt) 2009-09-30
WO2004056757A1 (de) 2004-07-08
KR20050089053A (ko) 2005-09-07
ATE442350T1 (de) 2009-09-15

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