CN110437108A - 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
CN110437108A
CN110437108A CN201910778454.4A CN201910778454A CN110437108A CN 110437108 A CN110437108 A CN 110437108A CN 201910778454 A CN201910778454 A CN 201910778454A CN 110437108 A CN110437108 A CN 110437108A
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CN
China
Prior art keywords
phosgene
isocyanate
hydrogen chloride
boiling
reaction
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
CN201910778454.4A
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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
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Covestro Deutschland AG
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Covestro Deutschland AG
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Filing date
Publication date
Application filed by Covestro Deutschland AG filed Critical Covestro Deutschland AG
Publication of CN110437108A publication Critical patent/CN110437108A/zh
Pending legal-status Critical Current

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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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN201910778454.4A 2012-03-19 2013-03-15 制备异氰酸酯的方法 Pending CN110437108A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12160168 2012-03-19
EP12160168.6 2012-03-19
CN201380014985.7A CN104203910A (zh) 2012-03-19 2013-03-15 制备异氰酸酯的方法

Related Parent Applications (1)

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

Publications (1)

Publication Number Publication Date
CN110437108A true CN110437108A (zh) 2019-11-12

Family

ID=47882196

Family Applications (2)

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
CN201380014985.7A Pending CN104203910A (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
CN201380014985.7A Pending CN104203910A (zh) 2012-03-19 2013-03-15 制备异氰酸酯的方法

Country Status (10)

Country Link
US (2) US9593075B2 (enExample)
EP (1) EP2828235B1 (enExample)
JP (1) JP6113824B2 (enExample)
KR (1) KR102020697B1 (enExample)
CN (2) CN110437108A (enExample)
ES (1) ES2658214T3 (enExample)
HU (1) HUE035678T2 (enExample)
IN (1) IN2014DN07241A (enExample)
PT (1) PT2828235T (enExample)
WO (1) WO2013139703A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN114149345A (zh) * 2021-12-09 2022-03-08 万华化学集团股份有限公司 一种制备异氰酸酯的方法
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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN109563028B (zh) 2016-08-17 2021-11-19 科思创德国股份有限公司 在生产联合体中制备异氰酸酯和至少一种其他化学产品的方法
HUE053661T2 (hu) * 2016-12-21 2021-07-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás egy izocianát elõállítására
EP3634947B1 (de) * 2017-06-08 2022-09-07 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung von isocyanaten in der gasphase
JP6839621B2 (ja) * 2017-06-22 2021-03-10 本田技研工業株式会社 気液分離器
CN107353231A (zh) * 2017-07-17 2017-11-17 薛永和 一种制备有机异氰酸酯的方法
KR102839457B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법
KR102839458B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법
KR102839454B1 (ko) * 2020-12-30 2025-07-25 한화솔루션 주식회사 이소시아네이트 화합물의 제조 방법

Citations (2)

* 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
CN101747230A (zh) * 2008-12-11 2010-06-23 拜尔材料科学股份公司 在气相中制备异氰酸酯的方法

Family Cites Families (36)

* 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 (enExample) 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.
EP0792263B1 (de) * 1994-11-17 1999-08-18 Bayer Ag Verfahren zur herstellung von isocyanaten
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
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
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
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
DE10260093A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur Abtrennung von Isocyanaten aus einem Reaktionsgemisch
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
KR101578565B1 (ko) * 2007-08-31 2015-12-17 바스프 에스이 이소시아네이트의 제조 방법
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
JP5557841B2 (ja) 2008-10-02 2014-07-23 ダウ グローバル テクノロジーズ エルエルシー イソシアネート混合物を精製するための装置、システム、および方法
DE102008063728A1 (de) 2008-12-18 2010-06-24 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten in der Gasphase

Patent Citations (2)

* 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
CN101747230A (zh) * 2008-12-11 2010-06-23 拜尔材料科学股份公司 在气相中制备异氰酸酯的方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
CN114149345A (zh) * 2021-12-09 2022-03-08 万华化学集团股份有限公司 一种制备异氰酸酯的方法

Also Published As

Publication number Publication date
JP2015514065A (ja) 2015-05-18
EP2828235B1 (de) 2017-11-22
ES2658214T3 (es) 2018-03-08
KR102020697B1 (ko) 2019-09-10
US9593075B2 (en) 2017-03-14
US20150291512A1 (en) 2015-10-15
PT2828235T (pt) 2018-02-07
WO2013139703A1 (de) 2013-09-26
CN104203910A (zh) 2014-12-10
US9695115B2 (en) 2017-07-04
HUE035678T2 (en) 2018-05-28
EP2828235A1 (de) 2015-01-28
US20160376228A1 (en) 2016-12-29
IN2014DN07241A (enExample) 2015-04-24
KR20140136456A (ko) 2014-11-28
JP6113824B2 (ja) 2017-04-12

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