DE102009032413A1 - Verfahren zur Herstellung von Isocyanaten - Google Patents

Verfahren zur Herstellung von Isocyanaten Download PDF

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Publication number
DE102009032413A1
DE102009032413A1 DE102009032413A DE102009032413A DE102009032413A1 DE 102009032413 A1 DE102009032413 A1 DE 102009032413A1 DE 102009032413 A DE102009032413 A DE 102009032413A DE 102009032413 A DE102009032413 A DE 102009032413A DE 102009032413 A1 DE102009032413 A1 DE 102009032413A1
Authority
DE
Germany
Prior art keywords
phosgene
stream
gas
hcl
pressure
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.)
Withdrawn
Application number
DE102009032413A
Other languages
German (de)
English (en)
Inventor
Rainer Dr. Bruns
Wolfgang Dr. Lorenz
Friedhelm Steffens
Herbert Dr. Stutz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Covestro Deutschland AG
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
Priority to DE102009032413A priority Critical patent/DE102009032413A1/de
Priority to RU2012104324/04A priority patent/RU2546125C9/ru
Priority to US13/382,615 priority patent/US8563768B2/en
Priority to EP10730368.7A priority patent/EP2451775B1/de
Priority to PCT/EP2010/003916 priority patent/WO2011003532A1/de
Priority to KR1020127000444A priority patent/KR20120038435A/ko
Priority to JP2012518792A priority patent/JP5815517B2/ja
Priority to CN201080031232.3A priority patent/CN102498093B/zh
Priority to HUE10730368A priority patent/HUE037835T2/hu
Priority to TW99122407A priority patent/TWI471295B/zh
Publication of DE102009032413A1 publication Critical patent/DE102009032413A1/de
Withdrawn legal-status Critical Current

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
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/80—Phosgene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C255/50—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton to carbon atoms of non-condensed six-membered aromatic rings

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE102009032413A 2009-07-09 2009-07-09 Verfahren zur Herstellung von Isocyanaten Withdrawn DE102009032413A1 (de)

Priority Applications (10)

Application Number Priority Date Filing Date Title
DE102009032413A DE102009032413A1 (de) 2009-07-09 2009-07-09 Verfahren zur Herstellung von Isocyanaten
RU2012104324/04A RU2546125C9 (ru) 2009-07-09 2010-06-26 Способ получения изоцианатов
US13/382,615 US8563768B2 (en) 2009-07-09 2010-06-26 Process for the preparation of isocyanates
EP10730368.7A EP2451775B1 (de) 2009-07-09 2010-06-26 Verfahren zur herstellung von isocyanaten
PCT/EP2010/003916 WO2011003532A1 (de) 2009-07-09 2010-06-26 Verfahren zur herstellung von isocyanaten
KR1020127000444A KR20120038435A (ko) 2009-07-09 2010-06-26 이소시아네이트의 제조 방법
JP2012518792A JP5815517B2 (ja) 2009-07-09 2010-06-26 イソシアネートの製造方法
CN201080031232.3A CN102498093B (zh) 2009-07-09 2010-06-26 制备异氰酸酯的方法
HUE10730368A HUE037835T2 (hu) 2009-07-09 2010-06-26 Eljárás izocianátok elõállítására
TW99122407A TWI471295B (zh) 2009-07-09 2010-07-08 製備異氰酸酯之方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009032413A DE102009032413A1 (de) 2009-07-09 2009-07-09 Verfahren zur Herstellung von Isocyanaten

Publications (1)

Publication Number Publication Date
DE102009032413A1 true DE102009032413A1 (de) 2011-01-13

Family

ID=42342647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102009032413A Withdrawn DE102009032413A1 (de) 2009-07-09 2009-07-09 Verfahren zur Herstellung von Isocyanaten

Country Status (10)

Country Link
US (1) US8563768B2 (https=)
EP (1) EP2451775B1 (https=)
JP (1) JP5815517B2 (https=)
KR (1) KR20120038435A (https=)
CN (1) CN102498093B (https=)
DE (1) DE102009032413A1 (https=)
HU (1) HUE037835T2 (https=)
RU (1) RU2546125C9 (https=)
TW (1) TWI471295B (https=)
WO (1) WO2011003532A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8969615B2 (en) 2011-03-31 2015-03-03 Basf Se Process for preparing isocyanates
WO2017055311A1 (de) 2015-09-30 2017-04-06 Covestro Deutschland Ag Verfahren zur herstellung von isocyanaten
US11814339B2 (en) 2018-12-26 2023-11-14 Wanhua Chemical Group Co., Ltd. Method for preparing isocyanate in gaseous phase

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2559658A1 (en) * 2011-08-19 2013-02-20 Huntsman International LLC A process to separate phosgene and hydrogen chloride from a fluid stream comprising phosgene and hydrogen chloride
US9932299B2 (en) * 2013-02-08 2018-04-03 Covestro Deutschland Ag Process for separating an isocyanate prepared by phosgenation of a primary amine in the gas phase from the gaseous crude product of the phosgenation
EP2829533A1 (de) 2013-07-26 2015-01-28 Bayer MaterialScience AG Verfahren zur herstellung von isocyanaten
HUE039136T2 (hu) * 2014-03-27 2018-12-28 Covestro Deutschland Ag Eljárás gázfázisú foszgénezõ rendszer mûködtetésére
EP3122719B1 (de) 2014-03-27 2018-05-16 Covestro Deutschland AG Verfahren zum betreiben einer gasphasenphosgenierungsanlage
PT3160630T (pt) * 2014-06-24 2022-11-21 Covestro Intellectual Property Gmbh & Co Kg Processo para a produção de produtos químicos com interrupções do processo
KR102548305B1 (ko) 2015-06-29 2023-06-28 코베스트로 도이칠란트 아게 화학 반응을 위한 염화수소를 제공하는 방법
US10239826B2 (en) * 2015-07-16 2019-03-26 Covestro Deutschland Ag Method for producing isocyanates
KR20180058746A (ko) * 2015-09-24 2018-06-01 코베스트로 도이칠란트 아게 이소시아네이트의 제조 방법
WO2017063883A1 (en) * 2015-10-16 2017-04-20 Huntsman International Llc Method for controlling the process for making isocyanates
HUE053892T2 (hu) * 2017-04-03 2021-07-28 Covestro Intellectual Property Gmbh & Co Kg Tisztító berendezés izocianát elõállításából származó gázáramokhoz
US10858311B2 (en) 2017-06-08 2020-12-08 Covestro Deutschland Ag Method for producing isocyanates
EP3634947B1 (de) 2017-06-08 2022-09-07 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung von isocyanaten in der gasphase
CN109748822B (zh) * 2017-11-08 2022-01-07 万华化学集团股份有限公司 一种制备异氰酸酯单体的方法和系统
EP3524591A1 (en) 2018-02-13 2019-08-14 Covestro Deutschland AG Process for the preparation of isocyanates
KR102437607B1 (ko) * 2018-06-18 2022-08-26 한화솔루션 주식회사 지방족 이소시아네이트의 제조방법
US10626084B2 (en) * 2018-08-03 2020-04-21 Covestro Llc Method for producing two isocyanates
CN109761855B (zh) 2018-12-20 2020-07-28 万华化学集团股份有限公司 一种制备异佛尔酮二异氰酸酯的方法
CN109704993A (zh) * 2018-12-26 2019-05-03 万华化学集团股份有限公司 一种在气相中制备异氰酸酯的方法
KR102839456B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법
KR102839457B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법
US11542228B2 (en) * 2021-01-05 2023-01-03 Anhui Dongzhi Guangxin Agrochemical Co., Ltd Method and device for preparing diisocyanate
US20250099938A1 (en) * 2022-01-26 2025-03-27 Hanwha Solutions Corporation Batch reactor and method for preparing aliphatic isocyanate
CN121712742A (zh) 2023-08-15 2026-03-20 科思创德国股份有限公司 在多个并联运行的气相反应装置中在气相反应中生产异氰酸酯
EP4653418A1 (de) 2024-05-22 2025-11-26 Covestro Deutschland AG Verfahren zur herstellung von organischem isocyanat mit verbesserter nachhaltigkeit

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB737442A (en) 1952-12-19 1955-09-28 Bayer Ag Recovery of phosgene
US2764607A (en) 1952-07-26 1956-09-25 Celanese Corp Recovery of phosgene in the production of chloroformates
GB1165831A (en) 1967-01-26 1969-10-01 Ici Ltd Process for the Production of Isocyanates and Carbamyl Chlorides
EP0289840A1 (de) 1987-04-30 1988-11-09 Bayer Ag Verfahren zur Herstellung von (cyclo) aliphatischen Diisocyanaten
EP0570799A1 (de) 1992-05-22 1993-11-24 Bayer Ag Verfahren zur Herstellung von aromatischen Diisocyanaten
EP0749958A1 (de) 1995-06-23 1996-12-27 Bayer Ag Verfahren zur Herstellung von Triisocyanaten
EP1362847A2 (de) 2002-05-17 2003-11-19 Bayer Aktiengesellschaft Verfahren zur Herstellung von Isocyanaten in der Gasphase
EP1403248A1 (de) 2002-09-30 2004-03-31 Bayer Aktiengesellschaft Verfahren zum Quenchen eines gasförmigen Reaktionsgemisches bei der Gasphasenphosgenierung von Diaminen zu Diisocyanaten
DE10260084A1 (de) 2002-12-19 2004-07-01 Basf Ag Auftrennung eines Stoffgemisches aus Clorwasserstoff und Phosgen
EP1526129A1 (de) 2003-10-23 2005-04-27 Bayer MaterialScience AG Verfahren zur Herstellung von Isocyanaten in der Gasphase
EP1555258A1 (de) 2003-12-18 2005-07-20 Bayer MaterialScience AG Verfahren zur Herstellung von Diisocyanaten und/oder Triisocyanaten
WO2007014936A2 (de) 2005-08-04 2007-02-08 Basf Se Verfahren zur herstellung von diisocyanaten
EP1754698A2 (de) 2005-08-02 2007-02-21 Bayer MaterialScience AG Verfahren zur Gasphasenphosgenierung
EP1849767A1 (en) 2006-04-24 2007-10-31 Bayer MaterialScience LLC Process for the production of isocyanates
EP1935875A1 (de) 2006-12-13 2008-06-25 Bayer MaterialScience AG Verfahren zur Herstellung von Isocyanaten in der Gasphase
WO2008086922A1 (de) 2007-01-17 2008-07-24 Basf Se Verfahren zur herstellung von isocyanaten
EP2028179A1 (de) 2007-08-22 2009-02-25 Bayer MaterialScience AG Herstellung von isocyanaten mit niedrigen chlorgehalten
WO2009037179A1 (de) 2007-09-19 2009-03-26 Basf Se Verfahren zur herstellung von isocyanaten

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3381025A (en) * 1964-06-29 1968-04-30 Hodogaya Chemical Co Ltd Process for preparing isocyanates
DE102007056511A1 (de) * 2007-11-22 2009-05-28 Bayer Materialscience Ag Verfahren zur Herstellung aromatischer Diisocyanate in der Gasphase
CN101348252A (zh) * 2008-04-25 2009-01-21 甘肃银光化学工业集团有限公司 甲苯二异氰酸酯生产工艺中光气的回收方法

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764607A (en) 1952-07-26 1956-09-25 Celanese Corp Recovery of phosgene in the production of chloroformates
GB737442A (en) 1952-12-19 1955-09-28 Bayer Ag Recovery of phosgene
GB1165831A (en) 1967-01-26 1969-10-01 Ici Ltd Process for the Production of Isocyanates and Carbamyl Chlorides
EP0289840A1 (de) 1987-04-30 1988-11-09 Bayer Ag Verfahren zur Herstellung von (cyclo) aliphatischen Diisocyanaten
EP0570799A1 (de) 1992-05-22 1993-11-24 Bayer Ag Verfahren zur Herstellung von aromatischen Diisocyanaten
EP0749958A1 (de) 1995-06-23 1996-12-27 Bayer Ag Verfahren zur Herstellung von Triisocyanaten
EP1362847A2 (de) 2002-05-17 2003-11-19 Bayer Aktiengesellschaft Verfahren zur Herstellung von Isocyanaten in der Gasphase
EP1403248A1 (de) 2002-09-30 2004-03-31 Bayer Aktiengesellschaft Verfahren zum Quenchen eines gasförmigen Reaktionsgemisches bei der Gasphasenphosgenierung von Diaminen zu Diisocyanaten
DE10260084A1 (de) 2002-12-19 2004-07-01 Basf Ag Auftrennung eines Stoffgemisches aus Clorwasserstoff und Phosgen
EP1526129A1 (de) 2003-10-23 2005-04-27 Bayer MaterialScience AG Verfahren zur Herstellung von Isocyanaten in der Gasphase
EP1555258A1 (de) 2003-12-18 2005-07-20 Bayer MaterialScience AG Verfahren zur Herstellung von Diisocyanaten und/oder Triisocyanaten
EP1754698A2 (de) 2005-08-02 2007-02-21 Bayer MaterialScience AG Verfahren zur Gasphasenphosgenierung
WO2007014936A2 (de) 2005-08-04 2007-02-08 Basf Se Verfahren zur herstellung von diisocyanaten
EP1849767A1 (en) 2006-04-24 2007-10-31 Bayer MaterialScience LLC Process for the production of isocyanates
EP1935875A1 (de) 2006-12-13 2008-06-25 Bayer MaterialScience AG Verfahren zur Herstellung von Isocyanaten in der Gasphase
WO2008086922A1 (de) 2007-01-17 2008-07-24 Basf Se Verfahren zur herstellung von isocyanaten
EP2028179A1 (de) 2007-08-22 2009-02-25 Bayer MaterialScience AG Herstellung von isocyanaten mit niedrigen chlorgehalten
WO2009037179A1 (de) 2007-09-19 2009-03-26 Basf Se Verfahren zur herstellung von isocyanaten

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Chemie-Ing. Techn. 44 (1972) S. 1055, Abb. 10

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8969615B2 (en) 2011-03-31 2015-03-03 Basf Se Process for preparing isocyanates
US9302983B2 (en) 2011-03-31 2016-04-05 Basf Se Process for preparing isocyanates
WO2017055311A1 (de) 2015-09-30 2017-04-06 Covestro Deutschland Ag Verfahren zur herstellung von isocyanaten
US11814339B2 (en) 2018-12-26 2023-11-14 Wanhua Chemical Group Co., Ltd. Method for preparing isocyanate in gaseous phase

Also Published As

Publication number Publication date
JP2012532160A (ja) 2012-12-13
RU2546125C2 (ru) 2015-04-10
EP2451775B1 (de) 2018-05-30
CN102498093B (zh) 2015-03-04
JP5815517B2 (ja) 2015-11-17
US8563768B2 (en) 2013-10-22
RU2012104324A (ru) 2013-08-20
RU2546125C9 (ru) 2015-12-20
HUE037835T2 (hu) 2018-09-28
WO2011003532A1 (de) 2011-01-13
TWI471295B (zh) 2015-02-01
EP2451775A1 (de) 2012-05-16
US20120123152A1 (en) 2012-05-17
KR20120038435A (ko) 2012-04-23
CN102498093A (zh) 2012-06-13
TW201125839A (en) 2011-08-01

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R120 Application withdrawn or ip right abandoned

Effective date: 20130406