CN104203910A - 制备异氰酸酯的方法 - Google Patents

制备异氰酸酯的方法 Download PDF

Info

Publication number
CN104203910A
CN104203910A CN201380014985.7A CN201380014985A CN104203910A CN 104203910 A CN104203910 A CN 104203910A CN 201380014985 A CN201380014985 A CN 201380014985A CN 104203910 A CN104203910 A CN 104203910A
Authority
CN
China
Prior art keywords
phosgene
reaction
iii
boiling
product stream
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.)
Pending
Application number
CN201380014985.7A
Other languages
English (en)
Chinese (zh)
Inventor
R·布伦斯
W·洛伦茨
A·K·劳施
S·韦斯霍芬
T·洛登肯佩尔
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 Intellectual Property GmbH
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 Intellectual Property GmbH filed Critical Bayer Intellectual Property GmbH
Priority to CN201910778454.4A priority Critical patent/CN110437108A/zh
Publication of CN104203910A publication Critical patent/CN104203910A/zh
Pending 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN201380014985.7A 2012-03-19 2013-03-15 制备异氰酸酯的方法 Pending CN104203910A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910778454.4A CN110437108A (zh) 2012-03-19 2013-03-15 制备异氰酸酯的方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12160168.6 2012-03-19
EP12160168 2012-03-19
PCT/EP2013/055411 WO2013139703A1 (de) 2012-03-19 2013-03-15 Verfahren zur herstellung von isocyanaten

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201910778454.4A Division CN110437108A (zh) 2012-03-19 2013-03-15 制备异氰酸酯的方法

Publications (1)

Publication Number Publication Date
CN104203910A true CN104203910A (zh) 2014-12-10

Family

ID=47882196

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201380014985.7A Pending CN104203910A (zh) 2012-03-19 2013-03-15 制备异氰酸酯的方法
CN201910778454.4A Pending CN110437108A (zh) 2012-03-19 2013-03-15 制备异氰酸酯的方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201910778454.4A Pending CN110437108A (zh) 2012-03-19 2013-03-15 制备异氰酸酯的方法

Country Status (10)

Country Link
US (2) US9593075B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP2828235B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP6113824B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR102020697B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (2) CN104203910A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2658214T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HU (1) HUE035678T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN2014DN07241A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PT (1) PT2828235T (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO2013139703A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107353231A (zh) * 2017-07-17 2017-11-17 薛永和 一种制备有机异氰酸酯的方法
CN110072845A (zh) * 2016-12-21 2019-07-30 科思创德国股份有限公司 制备异氰酸酯的方法
CN110891932A (zh) * 2017-06-08 2020-03-17 科思创德国股份有限公司 在气相中制备异氰酸酯的方法
CN116867766A (zh) * 2020-12-30 2023-10-10 韩华思路信(株) 异氰酸酯化合物的制备方法
CN116888096A (zh) * 2020-12-30 2023-10-13 韩华思路信(株) 异氰酸酯化合物的制备方法
CN116917269A (zh) * 2020-12-30 2023-10-20 韩华思路信(株) 异氰酸酯化合物的制备方法
CN116964032A (zh) * 2020-12-30 2023-10-27 韩华思路信(株) 制备异氰酸酯化合物的方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6621759B2 (ja) 2014-03-27 2019-12-18 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ 気相ホスゲン化プラントの運転方法
HUE039109T2 (hu) 2014-03-27 2018-12-28 Covestro Deutschland Ag Eljárás egy gáz fázisú foszgénezõ berendezés üzemeltetésére
JP6640125B2 (ja) 2014-06-24 2020-02-05 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ 運転の中断を伴う化学製品の製造方法
HUE055741T2 (hu) 2016-08-17 2021-12-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás és berendezés különféle vegyi termékek elõállítására
JP6839621B2 (ja) * 2017-06-22 2021-03-10 本田技研工業株式会社 気液分離器
CN111496949A (zh) * 2020-03-20 2020-08-07 广西丰林木业集团股份有限公司 一种无醛防潮刨花板及其制备工艺
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118286A (en) * 1974-09-25 1978-10-03 Texaco Development Corp. Process for reducing the acidity of organic polymeric isocyanates

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471134A (en) 1946-07-17 1949-05-24 Standard Oil Dev Co Fractionation apparatus
GB736465A (en) * 1952-08-14 1955-09-07 Du Pont Preparation of aromatic isocyanates
GB1165831A (en) 1967-01-26 1969-10-01 Ici Ltd Process for the Production of Isocyanates and Carbamyl Chlorides
GB1238669A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-03-12 1971-07-07
DE1923214B2 (de) 1969-05-07 1973-08-02 Verfahren zur gleichzeitigen herstellung von reinem 4,4'-diphenylmethandiisocyanat und einem polyphenyl-polymethylen-polyisocyanatgemisch, polyphenylpolymethylen-polyisocyanate und deren verwendung zur herstellung von polyurethanlacken
US3713833A (en) 1970-10-28 1973-01-30 Eastman Kodak Co Preparation of silver salts in an organic liquid medium
US3987075A (en) * 1972-01-03 1976-10-19 Olin Corporation Solvent extraction and distillation technique for purification of organic isocyanates
DE2844591A1 (de) 1978-10-13 1980-04-24 Texaco Development Corp Verfahren zur reinigung und verminderung der aziditaet von polymethylen-polyphenylpolyisocyanat-gemischen
US4289732A (en) 1978-12-13 1981-09-15 The Upjohn Company Apparatus for intimately admixing two chemically reactive liquid components
DE3121036A1 (de) 1981-05-27 1982-12-16 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlicehn herstellung von organischen mono- oder polyisocyanaten
DE3714439A1 (de) 1987-04-30 1988-11-10 Bayer Ag Verfahren zur herstellung von (cyclo)aliphatischen diisocyanaten
DE3717058A1 (de) 1987-05-21 1988-12-08 Bayer Ag Mischer zum vermischen mindestens zweier fliessfaehiger stoffe, insbesondere unter durchfuehrung bzw. einleitung einer reaktion waehrend der vermischung
DE3717057A1 (de) 1987-05-21 1988-12-01 Bayer Ag Verfahren zur herstellung von isocyanaten
DE4217019A1 (de) 1992-05-22 1993-11-25 Bayer Ag Verfahren zur Herstellung von aromatischen Diisocyanaten
FR2697017B1 (fr) 1992-10-16 1995-01-06 Rhone Poulenc Chimie Procédé de préparation de composés du type isocyanates aromatiques en phase gazeuse.
BR9510351A (pt) * 1994-11-17 1997-12-23 Bayer Ag Processo para a preparação de isocianatos
DE19638567A1 (de) 1996-09-20 1998-03-26 Bayer Ag Mischer-Reaktor und Verfahren zur Durchführung von Reaktionen, insbesondere die Phosgenierung von primären Aminen
US20030047438A1 (en) 1998-05-06 2003-03-13 Sumitomo Heavy Industries, Ltd. Distillation apparatus and distillation method
EP1371633A1 (en) 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column
EP1371634A1 (en) 2002-06-14 2003-12-17 Bayer Ag Process for the purification of mixtures of toluenediisocyanate
DE10245584A1 (de) 2002-09-27 2004-04-08 Basf Ag Aufarbeitung von Reaktionsausträgen aus Phosgenierreaktoren
EP1413571B1 (en) 2002-10-22 2006-08-23 Bayer MaterialScience AG Process for the purification of toluenediisocyanate incorporating a dividing-wall distillation column for the final purification
DE10260093A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur Abtrennung von Isocyanaten aus einem Reaktionsgemisch
DE10260092A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur Reinigung von Isocyanaten
DE10260027A1 (de) 2002-12-19 2004-07-08 Basf Ag Verfahren zur Abtrennung und Reinigung von Lösungsmittel von einem Reaktionsgemisch aus einer Isocyanatsynthese
DE10261187A1 (de) * 2002-12-20 2004-07-08 Basf Ag Verfahren zur Herstellung von Isocyanaten
DE10307141A1 (de) 2003-02-20 2004-09-02 Bayer Ag Verfahren zur Herstellung von (Poly)isocyanaten in der Gasphase
DE10310888A1 (de) 2003-03-11 2004-09-23 Basf Ag Verfahren zur Herstellung von Polyisocyanaten
EP1475367B1 (de) 2003-05-08 2010-07-07 Bayer MaterialScience AG Verfahren zur Destillation eines Gemisches isomerer Diisocyanatodiphenylmethane
US20070232827A1 (en) * 2004-05-25 2007-10-04 Basf Aktiengesellschaft Isocyanate Production Method
DE102006022448A1 (de) 2006-05-13 2007-11-15 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten
US7547801B2 (en) 2006-06-26 2009-06-16 Bayer Materialscience Llc Process for the continuous preparation of isocyanates
CN101790510B (zh) 2007-08-31 2013-07-24 巴斯夫欧洲公司 制备异氰酸酯的方法
JP5479675B2 (ja) 2007-11-14 2014-04-23 三井化学株式会社 トルエンジイソシアネートの製造方法
US20110172458A1 (en) 2008-10-02 2011-07-14 Dow Global Technologies Llc Apparatus, Systems, and Methods for Purification of Isocyanate Mixtures
DE102008061686A1 (de) * 2008-12-11 2010-06-17 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase
DE102008063728A1 (de) 2008-12-18 2010-06-24 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118286A (en) * 1974-09-25 1978-10-03 Texaco Development Corp. Process for reducing the acidity of organic polymeric isocyanates

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110072845A (zh) * 2016-12-21 2019-07-30 科思创德国股份有限公司 制备异氰酸酯的方法
CN110072845B (zh) * 2016-12-21 2022-04-08 科思创德国股份有限公司 制备异氰酸酯的方法
CN110891932A (zh) * 2017-06-08 2020-03-17 科思创德国股份有限公司 在气相中制备异氰酸酯的方法
CN110891932B (zh) * 2017-06-08 2022-10-14 科思创德国股份有限公司 在气相中制备异氰酸酯的方法
CN107353231A (zh) * 2017-07-17 2017-11-17 薛永和 一种制备有机异氰酸酯的方法
CN116867766A (zh) * 2020-12-30 2023-10-10 韩华思路信(株) 异氰酸酯化合物的制备方法
CN116888096A (zh) * 2020-12-30 2023-10-13 韩华思路信(株) 异氰酸酯化合物的制备方法
CN116917269A (zh) * 2020-12-30 2023-10-20 韩华思路信(株) 异氰酸酯化合物的制备方法
CN116964032A (zh) * 2020-12-30 2023-10-27 韩华思路信(株) 制备异氰酸酯化合物的方法

Also Published As

Publication number Publication date
WO2013139703A1 (de) 2013-09-26
KR20140136456A (ko) 2014-11-28
EP2828235A1 (de) 2015-01-28
PT2828235T (pt) 2018-02-07
US9695115B2 (en) 2017-07-04
JP2015514065A (ja) 2015-05-18
CN110437108A (zh) 2019-11-12
JP6113824B2 (ja) 2017-04-12
IN2014DN07241A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 2015-04-24
HUE035678T2 (en) 2018-05-28
US9593075B2 (en) 2017-03-14
US20160376228A1 (en) 2016-12-29
ES2658214T3 (es) 2018-03-08
US20150291512A1 (en) 2015-10-15
EP2828235B1 (de) 2017-11-22
KR102020697B1 (ko) 2019-09-10

Similar Documents

Publication Publication Date Title
US9695115B2 (en) Method for producing isocyanates
KR101383411B1 (ko) 이소시아네이트의 제조 방법
CN106715384B (zh) 在气相中制备1,5-戊二异氰酸酯的方法
US8378140B2 (en) Processes for preparing low-chlorine isocyanates
KR101602495B1 (ko) 엷게 착색된 이소시아네이트의 제조
JP6312214B2 (ja) ジフェニルメタンジイソシアネート及びポリフェニルポリメチレンポリイソシアネートの混合物の製造法
US9365503B2 (en) Process for the preparation of isocyanates in the gas phase
JP7071280B2 (ja) キシリレンジイソシアネートｘｄｉの合成法
CN107787318B (zh) 制备多异氰酸酯的方法
JP4308776B2 (ja) イソシアネートの製造
JPH0232272B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP5851488B2 (ja) 気相におけるイソシアネートの製造方法
HK1130766A (en) Process for the production of aromatic diisocyanates in the gas phase

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C41 Transfer of patent application or patent right or utility model
TA01 Transfer of patent application right

Effective date of registration: 20160531

Address after: Leverkusen, Germany

Applicant after: BAYER MATERIALSCIENCE AG

Address before: German Monheim

Applicant before: Bayer Pharma Aktiengesellschaft

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20141210