PT2445869E - Processo para a produção de isocianatos, de preferência di-isocianatos e poli-isocianatos com recirculação de solvente - Google Patents

Processo para a produção de isocianatos, de preferência di-isocianatos e poli-isocianatos com recirculação de solvente Download PDF

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Publication number
PT2445869E
PT2445869E PT107236077T PT10723607T PT2445869E PT 2445869 E PT2445869 E PT 2445869E PT 107236077 T PT107236077 T PT 107236077T PT 10723607 T PT10723607 T PT 10723607T PT 2445869 E PT2445869 E PT 2445869E
Authority
PT
Portugal
Prior art keywords
polyisocyanates
isocyanates
production
preferably diisocyanates
solvent recirculation
Prior art date
Application number
PT107236077T
Other languages
English (en)
Portuguese (pt)
Inventor
Heiner Schelling
Ulrich Penzel
Eckhard Stroefer
Matthias Eiermann
Jon S Speier
Kai Thiele
Michael Bock
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
Publication of PT2445869E publication Critical patent/PT2445869E/pt

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/10—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
    • 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
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PT107236077T 2009-06-26 2010-06-16 Processo para a produção de isocianatos, de preferência di-isocianatos e poli-isocianatos com recirculação de solvente PT2445869E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22074009P 2009-06-26 2009-06-26

Publications (1)

Publication Number Publication Date
PT2445869E true PT2445869E (pt) 2015-02-05

Family

ID=43127609

Family Applications (1)

Application Number Title Priority Date Filing Date
PT107236077T PT2445869E (pt) 2009-06-26 2010-06-16 Processo para a produção de isocianatos, de preferência di-isocianatos e poli-isocianatos com recirculação de solvente

Country Status (10)

Country Link
US (1) US8759569B2 (enExample)
EP (1) EP2445869B1 (enExample)
JP (1) JP2012530749A (enExample)
KR (1) KR101773630B1 (enExample)
CN (1) CN102482205B (enExample)
BR (1) BRPI1015061A2 (enExample)
ES (1) ES2532761T3 (enExample)
PL (1) PL2445869T3 (enExample)
PT (1) PT2445869E (enExample)
WO (1) WO2010149544A2 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011048124A1 (de) 2009-10-21 2011-04-28 Basf Se Verfahren zur herstellung von urethanen
BR112012013069B1 (pt) 2009-12-04 2018-05-22 Basf Se Processo para preparar isocianatos aromáticos.
US8609899B2 (en) 2010-05-17 2013-12-17 Basf Se Process for preparing toluenediamine by hydrogenation of dinitrotoluene
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
US8933262B2 (en) 2011-05-24 2015-01-13 Basf Se Process for preparing polyisocyanates from biomass
DE102011087654A1 (de) 2011-12-02 2013-06-06 Bayer Materialscience Aktiengesellschaft Verfahren zur Herstellung von Isocyanaten
CN103877738A (zh) * 2012-12-19 2014-06-25 海安海太铸造有限公司 一种带有降膜蒸发器的蒸馏塔
CN103739520B (zh) * 2013-12-26 2016-03-30 安徽广信农化股份有限公司 一种3,4-二氯苯异氰酸酯精制方法
CN104974010B (zh) 2014-04-01 2016-10-26 万华化学集团股份有限公司 一种光气法制异氰酸酯的溶剂精制方法及所使用的装置
CN104402765B (zh) * 2014-10-10 2015-09-30 青岛科技大学 一种以异氰酸酯为中间体制备农药的方法
EP3352896B1 (de) * 2015-09-24 2019-10-23 Covestro Deutschland AG Verfahren zur herstellung von isocyanaten
CN107935889B (zh) * 2017-11-29 2020-08-28 万华化学集团股份有限公司 一种单异氰酸酯的制备方法及装置
CN109651201A (zh) * 2018-12-30 2019-04-19 安徽广信农化股份有限公司 一种合成异氰酸环己酯的废料处理工艺
EP4031526B1 (de) * 2019-09-17 2024-07-10 Covestro Deutschland AG Verfahren zur herstellung von isocyanaten
US11731936B2 (en) * 2019-12-06 2023-08-22 Skc Co., Ltd. Diisocyanate composition, preparation method thereof and optical material using same
CN114380714B (zh) * 2020-10-16 2023-08-11 万华化学集团股份有限公司 光气化反应生产中的循环溶剂及其除杂方法
CN112552209A (zh) * 2020-12-09 2021-03-26 浙江丽水有邦新材料有限公司 一种环己基异氰酸酯的制备方法及装置
CN114149345B (zh) * 2021-12-09 2023-04-21 万华化学集团股份有限公司 一种制备异氰酸酯的方法
CN115093349B (zh) * 2022-06-28 2024-06-25 万华化学集团股份有限公司 一种甲苯二异氰酸酯副产固体残渣净化溶剂的方法
CN116217439B (zh) * 2023-01-03 2025-05-13 万华化学集团股份有限公司 一种光气化制备mdi的循环溶剂及其提纯方法
CN117603093A (zh) * 2023-11-30 2024-02-27 甘肃银光聚银化工有限公司 一种生物基1，4-丁二异氰酸酯的合成方法
CN118812394A (zh) * 2024-07-26 2024-10-22 青岛科技大学 光气法合成1,5-戊二异氰酸酯的精制工艺及设备

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD139955A3 (de) 1975-09-23 1980-01-30 Siegbert Loeschau Verfahren zur sofortigen feststellung von wassereintritten in phosgen bzw.phosgenfuehrenden systemen
DE4412327A1 (de) * 1994-04-11 1995-10-12 Bayer Ag Verfahren zur Herstellung von Diisocyanaten
DE19523851A1 (de) * 1995-06-30 1997-01-02 Basf Ag Verfahren zur Herstellung von Mischungen aus Diphenylmethan-diisocyanaten und Polyphenyl-polymethylen-polyisocyanaten mit einer verminderten Iodfarbzahl und einem reduzierten Chlorgehalt
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
DE19942299A1 (de) 1999-09-04 2001-03-08 Basf Ag Verbessertes Verfahren zur Herstellung von Mono- und Oligo-Isocyanaten
EP1371634A1 (en) 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate
EP1371633A1 (en) * 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column
DE10260027A1 (de) * 2002-12-19 2004-07-08 Basf Ag Verfahren zur Abtrennung und Reinigung von Lösungsmittel von einem Reaktionsgemisch aus einer Isocyanatsynthese
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
DE102006004041A1 (de) * 2006-01-28 2007-08-02 Bayer Materialscience Ag Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe
DE102006022448A1 (de) * 2006-05-13 2007-11-15 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten
CN101790510B (zh) 2007-08-31 2013-07-24 巴斯夫欧洲公司 制备异氰酸酯的方法
WO2009037179A1 (de) 2007-09-19 2009-03-26 Basf Se Verfahren zur herstellung von isocyanaten
EP2280939A2 (de) 2008-04-14 2011-02-09 Basf Se Verfahren zur aufarbeitung von rückständen aus der produktion von isocyanaten
EP2323973B1 (de) 2008-08-07 2012-03-21 Basf Se Verfahren zur herstellung von aromatischen isocyanaten
PL2367783T3 (pl) 2008-11-19 2013-06-28 Basf Se Sposób wytwarzania izocyjanianu
US8609899B2 (en) 2010-05-17 2013-12-17 Basf Se Process for preparing toluenediamine by hydrogenation of dinitrotoluene
WO2011161029A1 (de) 2010-06-22 2011-12-29 Basf Se Heterogen katalysierte carbamatspaltung zur synthese von isocyanaten an festen lewis-säuren
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
CN102482205A (zh) 2012-05-30
CN102482205B (zh) 2014-05-28
KR20120096455A (ko) 2012-08-30
JP2012530749A (ja) 2012-12-06
EP2445869A2 (en) 2012-05-02
WO2010149544A3 (en) 2011-03-17
PL2445869T3 (pl) 2015-05-29
US20120101299A1 (en) 2012-04-26
BRPI1015061A2 (pt) 2016-04-19
US8759569B2 (en) 2014-06-24
KR101773630B1 (ko) 2017-08-31
WO2010149544A2 (en) 2010-12-29
EP2445869B1 (en) 2014-12-24
ES2532761T3 (es) 2015-03-31

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