CN102498093B - 制备异氰酸酯的方法 - Google Patents

制备异氰酸酯的方法 Download PDF

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Publication number
CN102498093B
CN102498093B CN201080031232.3A CN201080031232A CN102498093B CN 102498093 B CN102498093 B CN 102498093B CN 201080031232 A CN201080031232 A CN 201080031232A CN 102498093 B CN102498093 B CN 102498093B
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China
Prior art keywords
phosgene
gas
hcl
weight
stream
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English (en)
Chinese (zh)
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CN102498093A (zh
Inventor
R·布伦斯
W·洛伦茨
F·斯特芬斯
H·斯特茨
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Covestro Deutschland AG
Bayer Intellectual Property GmbH
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Carcoustics Techconsult GmbH
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    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN201080031232.3A 2009-07-09 2010-06-26 制备异氰酸酯的方法 Active CN102498093B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102009032413A DE102009032413A1 (de) 2009-07-09 2009-07-09 Verfahren zur Herstellung von Isocyanaten
DE102009032413.5 2009-07-09
PCT/EP2010/003916 WO2011003532A1 (de) 2009-07-09 2010-06-26 Verfahren zur herstellung von isocyanaten

Publications (2)

Publication Number Publication Date
CN102498093A CN102498093A (zh) 2012-06-13
CN102498093B true CN102498093B (zh) 2015-03-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201080031232.3A Active CN102498093B (zh) 2009-07-09 2010-06-26 制备异氰酸酯的方法

Country Status (10)

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

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* Cited by examiner, † Cited by third party
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US8969615B2 (en) 2011-03-31 2015-03-03 Basf Se Process for preparing isocyanates
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
WO2014122180A1 (de) 2013-02-08 2014-08-14 Bayer Materialscience Ag Verfahren zur abtrennung eines durch phosgenierung eines primären amins in der gasphase hergestellten isocyanats aus dem gasförmigen rohprodukt der phosgenierung
EP2829533A1 (de) 2013-07-26 2015-01-28 Bayer MaterialScience AG Verfahren zur herstellung von isocyanaten
KR20160138410A (ko) 2014-03-27 2016-12-05 코베스트로 도이칠란트 아게 기체 상 포스겐화 플랜트의 가동 방법
CN106458864B (zh) * 2014-03-27 2020-08-11 科思创德国股份有限公司 运行气相光气化装置的方法
BR112016029516A2 (pt) * 2014-06-24 2017-10-17 Covestro Deutschland Ag métodos para a produção de produtos químicos com interrupções de operação
KR102548305B1 (ko) 2015-06-29 2023-06-28 코베스트로 도이칠란트 아게 화학 반응을 위한 염화수소를 제공하는 방법
EP3322692B1 (de) * 2015-07-16 2019-07-03 Covestro Deutschland AG Verfahren zur herstellung von isocyanaten
PT3352896T (pt) * 2015-09-24 2020-01-20 Covestro Deutschland Ag Método de produção de isocianatos
HUE060897T2 (hu) 2015-09-30 2023-04-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás izocianátok elõállítására
HUE049807T2 (hu) * 2015-10-16 2020-10-28 Huntsman Int Llc Módszer izocianátok elõállítására szolgáló eljárás kontrollálására
HUE053892T2 (hu) 2017-04-03 2021-07-28 Covestro Intellectual Property Gmbh & Co Kg Tisztító berendezés izocianát elõállításából származó gázáramokhoz
EP3634947B1 (de) 2017-06-08 2022-09-07 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung von isocyanaten in der gasphase
CN110914236B (zh) 2017-06-08 2023-01-31 科思创德国股份有限公司 制备异氰酸酯的方法
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
WO2020132936A1 (zh) * 2018-12-26 2020-07-02 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
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
KR102839457B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법
KR102839456B1 (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
CN118510753A (zh) * 2022-01-26 2024-08-16 韩华思路信(株) 间歇式反应器和制备脂族异氰酸酯的方法
WO2025036923A1 (de) 2023-08-15 2025-02-20 Covestro Deutschland Ag Herstellung eines isocyanats im wege einer gasphasenreaktion in mehreren parallel betriebenen gasphasenreaktionsanordnungen
EP4653418A1 (de) 2024-05-22 2025-11-26 Covestro Deutschland AG Verfahren zur herstellung von organischem isocyanat mit verbesserter nachhaltigkeit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008086922A1 (de) * 2007-01-17 2008-07-24 Basf Se Verfahren zur herstellung von isocyanaten
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
WO2009037179A1 (de) * 2007-09-19 2009-03-26 Basf Se Verfahren zur herstellung von isocyanaten

Family Cites Families (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
US3381025A (en) * 1964-06-29 1968-04-30 Hodogaya Chemical Co Ltd Process for preparing isocyanates
GB1165831A (en) 1967-01-26 1969-10-01 Ici Ltd Process for the Production of Isocyanates and Carbamyl Chlorides
DE3714439A1 (de) 1987-04-30 1988-11-10 Bayer Ag Verfahren zur herstellung von (cyclo)aliphatischen diisocyanaten
DE4217019A1 (de) 1992-05-22 1993-11-25 Bayer Ag Verfahren zur Herstellung von aromatischen Diisocyanaten
DE19523385A1 (de) 1995-06-23 1997-01-09 Bayer Ag Verfahren zur Herstellung von Triisocyanaten
DE10222023A1 (de) 2002-05-17 2003-11-27 Bayer Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase
DE10245704A1 (de) 2002-09-30 2004-04-01 Bayer Ag Verfahren zum Quenchen eines gasförmigen Reaktionsgemisches bei der Gasphasenphosgenierung von Diaminen
DE10260084A1 (de) 2002-12-19 2004-07-01 Basf Ag Auftrennung eines Stoffgemisches aus Clorwasserstoff und Phosgen
DE10349504A1 (de) 2003-10-23 2005-05-25 Bayer Technology Services Gmbh Verfahren zur Herstellung von Isocyanaten in der Gasphase
DE10359627A1 (de) 2003-12-18 2005-07-21 Bayer Materialscience Ag Verfahren zur Herstellung von Diisocyanaten
DE102005036870A1 (de) 2005-08-02 2007-02-08 Bayer Materialscience Ag Verfahren zur Gasphasenphosgenierung
DE102005037328A1 (de) 2005-08-04 2007-02-08 Basf Ag Verfahren zur Herstellung von Isocyanaten
US7504533B2 (en) * 2006-04-24 2009-03-17 Bayer Materialscience Llc Process for the production of isocyanates
DE102006058634A1 (de) 2006-12-13 2008-06-19 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase
EP2028178A1 (de) 2007-08-22 2009-02-25 Bayer MaterialScience AG Herstellung von Isocyanaten mit niedrigen Chlorgehalten
DE102007056511A1 (de) * 2007-11-22 2009-05-28 Bayer Materialscience Ag Verfahren zur Herstellung aromatischer Diisocyanate in der Gasphase

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008086922A1 (de) * 2007-01-17 2008-07-24 Basf Se Verfahren zur herstellung von isocyanaten
WO2009037179A1 (de) * 2007-09-19 2009-03-26 Basf Se Verfahren zur herstellung von isocyanaten
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

Also Published As

Publication number Publication date
HUE037835T2 (hu) 2018-09-28
CN102498093A (zh) 2012-06-13
US8563768B2 (en) 2013-10-22
EP2451775B1 (de) 2018-05-30
TWI471295B (zh) 2015-02-01
KR20120038435A (ko) 2012-04-23
DE102009032413A1 (de) 2011-01-13
JP2012532160A (ja) 2012-12-13
TW201125839A (en) 2011-08-01
US20120123152A1 (en) 2012-05-17
RU2012104324A (ru) 2013-08-20
JP5815517B2 (ja) 2015-11-17
RU2546125C9 (ru) 2015-12-20
RU2546125C2 (ru) 2015-04-10
WO2011003532A1 (de) 2011-01-13
EP2451775A1 (de) 2012-05-16

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Address after: Germany Leverkusen

Applicant after: BAYER MATERIALSCIENCE AG

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Application publication date: 20120613

Assignee: Bayer Intellectual Property GmbH

Assignor: BAYER MATERIALSCIENCE AG

Contract record no.: 2012990000854

Denomination of invention: Method for producing isocyanates

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Record date: 20121128

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