CN107011214A - 制备低氯异氰酸酯的方法 - Google Patents

制备低氯异氰酸酯的方法 Download PDF

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Publication number
CN107011214A
CN107011214A CN201610868115.1A CN201610868115A CN107011214A CN 107011214 A CN107011214 A CN 107011214A CN 201610868115 A CN201610868115 A CN 201610868115A CN 107011214 A CN107011214 A CN 107011214A
Authority
CN
China
Prior art keywords
phosgene
reaction
stream
amine reactant
gas 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
CN201610868115.1A
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English (en)
Chinese (zh)
Inventor
H.斯图茨
F.迪尔
A.施瓦茨
R.布伦斯
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
Publication of CN107011214A publication Critical patent/CN107011214A/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
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN201610868115.1A 2007-08-22 2008-08-22 制备低氯异氰酸酯的方法 Pending CN107011214A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07016422A EP2028178A1 (de) 2007-08-22 2007-08-22 Herstellung von Isocyanaten mit niedrigen Chlorgehalten
EP07016422.3 2007-08-22
CNA2008101611558A CN101372464A (zh) 2007-08-22 2008-08-22 制备低氯异氰酸酯的方法

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CNA2008101611558A Division CN101372464A (zh) 2007-08-22 2008-08-22 制备低氯异氰酸酯的方法

Publications (1)

Publication Number Publication Date
CN107011214A true CN107011214A (zh) 2017-08-04

Family

ID=38800936

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201610868115.1A Pending CN107011214A (zh) 2007-08-22 2008-08-22 制备低氯异氰酸酯的方法
CNA2008101611558A Pending CN101372464A (zh) 2007-08-22 2008-08-22 制备低氯异氰酸酯的方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNA2008101611558A Pending CN101372464A (zh) 2007-08-22 2008-08-22 制备低氯异氰酸酯的方法

Country Status (8)

Country Link
US (1) US8378140B2 (https=)
EP (2) EP2028178A1 (https=)
JP (1) JP2009051838A (https=)
KR (1) KR20090020502A (https=)
CN (2) CN107011214A (https=)
CA (1) CA2638942A1 (https=)
MX (1) MX2008010699A (https=)
RU (1) RU2008134184A (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110396057A (zh) * 2019-07-16 2019-11-01 万华化学（宁波）有限公司 一种制备低氯含量的异氰酸酯的方法
CN111718282A (zh) * 2020-06-30 2020-09-29 万华化学集团股份有限公司 一种基于成盐光气化制备低氯代杂质含量异氰酸酯的方法
CN112142623A (zh) * 2019-06-27 2020-12-29 万华化学（宁波）有限公司 一种低活性的mdi-50产品的制备方法及应用

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009027232A1 (de) * 2007-08-30 2009-03-05 Basf Se Verfahren zur herstellung von isocyanaten
DE102009032413A1 (de) 2009-07-09 2011-01-13 Bayer Materialscience Ag Verfahren zur Herstellung von Isocyanaten
FR2965490B1 (fr) 2010-09-30 2013-01-11 Aet Group Dispositif et procede pour la phosgenation en continu
HUE025025T2 (en) * 2011-03-31 2016-04-28 Basf Se Process for the preparation of isocyanates
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
JP2015010183A (ja) * 2013-06-28 2015-01-19 旭化成ケミカルズ株式会社 ジイソシアネート組成物
EP3257883A1 (de) * 2016-06-17 2017-12-20 Covestro Deutschland AG Verfahren zur herstellung einer isocyanat- und isocyanuratgruppen enthaltenden zusammensetzung und daraus hergestellter pur/pir-hartschaumstoff
JP6562521B2 (ja) 2017-09-29 2019-08-21 ホヤ レンズ タイランド リミテッドＨＯＹＡ Ｌｅｎｓ Ｔｈａｉｌａｎｄ Ｌｔｄ 光学部材用樹脂の製造方法、光学部材用樹脂、眼鏡レンズ及び眼鏡
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
CN112111044B (zh) * 2019-06-21 2021-06-29 万华化学集团股份有限公司 一种聚异氰酸酯组合物及其制备方法和应用
CN112824376B (zh) * 2019-11-21 2023-01-13 万华化学集团股份有限公司 一种气相法制备低水解氯含量异氰酸酯的方法
PT4188592T (pt) * 2020-07-27 2025-10-23 Basf Se Unidade de produção de fosgénio
CN116239501A (zh) * 2022-12-14 2023-06-09 上海奕朗化工有限公司 高温气相制备低氯1,5-戊二异氰酸酯的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997024320A1 (en) * 1995-12-28 1997-07-10 E.I. Du Pont De Nemours And Company Production of isocyanate using chlorine recycle
EP0976723A2 (en) * 1998-07-31 2000-02-02 Daicel Chemical Industries, Ltd. A cycloaliphatic polyisocyanate compound, a process for the preparation thereof, a polyurethane therefrom, and an adhesive composition
CN1675174A (zh) * 2002-08-02 2005-09-28 巴斯福股份公司 制备异氰酸酯的综合方法
CN1729169A (zh) * 2002-12-19 2006-02-01 巴斯福股份公司 氯化氢和光气混合物的分离
CN1896052A (zh) * 2005-07-13 2007-01-17 拜尔材料科学股份公司 异氰酸酯的生产方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331873A (en) * 1965-04-23 1967-07-18 Allied Chem Removal of chlorine from liquid phosgene with activated carbon
DE3327274A1 (de) * 1983-07-28 1985-02-07 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von phosgen unter gleichzeitiger erzeugung von dampf
DE3714439A1 (de) * 1987-04-30 1988-11-10 Bayer Ag Verfahren zur herstellung von (cyclo)aliphatischen diisocyanaten
DE10245704A1 (de) 2002-09-30 2004-04-01 Bayer Ag Verfahren zum Quenchen eines gasförmigen Reaktionsgemisches bei der Gasphasenphosgenierung von Diaminen
DE10250131A1 (de) 2002-10-28 2004-05-06 Basf Ag Verfahren zur Herstellung von Chlor aus Salzsäure
DE102004041777A1 (de) 2004-08-28 2006-03-02 Bayer Materialscience Ag Verfahren und Vorrichtung zur Herstellung von Phosgen
HUE027861T2 (en) * 2007-11-14 2016-11-28 Covestro Deutschland Ag Preparation of pale isocyanates

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997024320A1 (en) * 1995-12-28 1997-07-10 E.I. Du Pont De Nemours And Company Production of isocyanate using chlorine recycle
EP0976723A2 (en) * 1998-07-31 2000-02-02 Daicel Chemical Industries, Ltd. A cycloaliphatic polyisocyanate compound, a process for the preparation thereof, a polyurethane therefrom, and an adhesive composition
CN1675174A (zh) * 2002-08-02 2005-09-28 巴斯福股份公司 制备异氰酸酯的综合方法
CN1729169A (zh) * 2002-12-19 2006-02-01 巴斯福股份公司 氯化氢和光气混合物的分离
CN1896052A (zh) * 2005-07-13 2007-01-17 拜尔材料科学股份公司 异氰酸酯的生产方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
李红梅: "异氰酸酯制备方法", 《农药》 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112142623A (zh) * 2019-06-27 2020-12-29 万华化学（宁波）有限公司 一种低活性的mdi-50产品的制备方法及应用
CN110396057A (zh) * 2019-07-16 2019-11-01 万华化学（宁波）有限公司 一种制备低氯含量的异氰酸酯的方法
CN110396057B (zh) * 2019-07-16 2022-02-18 万华化学集团股份有限公司 一种制备低氯含量的异氰酸酯的方法
CN111718282A (zh) * 2020-06-30 2020-09-29 万华化学集团股份有限公司 一种基于成盐光气化制备低氯代杂质含量异氰酸酯的方法
CN111718282B (zh) * 2020-06-30 2022-08-05 万华化学集团股份有限公司 一种基于成盐光气化制备低氯代杂质含量异氰酸酯的方法

Also Published As

Publication number Publication date
RU2008134184A (ru) 2010-03-10
MX2008010699A (es) 2009-03-05
CN101372464A (zh) 2009-02-25
US8378140B2 (en) 2013-02-19
US20090054684A1 (en) 2009-02-26
JP2009051838A (ja) 2009-03-12
EP2028178A1 (de) 2009-02-25
CA2638942A1 (en) 2009-02-22
EP2028179A1 (de) 2009-02-25
KR20090020502A (ko) 2009-02-26

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