GB1341311A - Process for the production of organic isocyanates - Google Patents

Process for the production of organic isocyanates

Info

Publication number
GB1341311A
GB1341311A GB1341311DA GB1341311A GB 1341311 A GB1341311 A GB 1341311A GB 1341311D A GB1341311D A GB 1341311DA GB 1341311 A GB1341311 A GB 1341311A
Authority
GB
United Kingdom
Prior art keywords
isocyanate
amine
organic
phosgene
stage
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.)
Expired
Application number
Other languages
English (en)
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.)
Quimco GmbH
Original Assignee
Quimco 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 Quimco GmbH filed Critical Quimco GmbH
Publication of GB1341311A publication Critical patent/GB1341311A/en
Expired 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB1341311D 1971-10-25 1972-10-25 Process for the production of organic isocyanates Expired GB1341311A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4945871 1971-10-25

Publications (1)

Publication Number Publication Date
GB1341311A true GB1341311A (en) 1973-12-19

Family

ID=10452409

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1341311D Expired GB1341311A (en) 1971-10-25 1972-10-25 Process for the production of organic isocyanates

Country Status (6)

Country Link
JP (1) JPS4849721A (fr)
BE (1) BE790461A (fr)
DE (1) DE2252068A1 (fr)
ES (1) ES407916A1 (fr)
FR (1) FR2158909A5 (fr)
GB (1) GB1341311A (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5925783A (en) * 1994-11-17 1999-07-20 Bayer Aktiengesellschaft Process for the preparation of isocyanates
US6576788B1 (en) 1998-04-21 2003-06-10 Basf Aktiengesellschaft Method for producing mixtures consisting of diphenylmethane diisocyanates and polyphenylene-polymethylene-polyisocyanates containing a reduced amount of chlorinated secondary products and with a reduced iodine color index
US6833469B2 (en) 2001-06-19 2004-12-21 Basf Aktiengesellschaft Method for producing isocynates
US7547801B2 (en) 2006-06-26 2009-06-16 Bayer Materialscience Llc Process for the continuous preparation of isocyanates
US8097751B2 (en) 2004-07-07 2012-01-17 Bayer Materialscience Ag Process for preparing polyisocyanates by the adiabatic phosgenation of primary amines
US10112892B2 (en) 2015-06-29 2018-10-30 Covestro Deutschland Ag Process for preparing polyisocyanates
US10815193B2 (en) 2015-06-29 2020-10-27 Covestro Deutschland Ag Process for providing hydrogen chloride for chemical reactions
CN114957047A (zh) * 2022-06-07 2022-08-30 江苏常隆农化有限公司 一种静态混合器连续合成异丙隆方法及其产线

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10260082A1 (de) 2002-12-19 2004-07-01 Basf Ag Verfahren zur kontinuierlichen Herstellung von Isocyanaten
CN101429139B (zh) * 2008-12-18 2012-11-14 宁波万华聚氨酯有限公司 二环己基甲烷二异氰酸酯及其中间体的制备方法

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5925783A (en) * 1994-11-17 1999-07-20 Bayer Aktiengesellschaft Process for the preparation of isocyanates
US6576788B1 (en) 1998-04-21 2003-06-10 Basf Aktiengesellschaft Method for producing mixtures consisting of diphenylmethane diisocyanates and polyphenylene-polymethylene-polyisocyanates containing a reduced amount of chlorinated secondary products and with a reduced iodine color index
US6833469B2 (en) 2001-06-19 2004-12-21 Basf Aktiengesellschaft Method for producing isocynates
US8097751B2 (en) 2004-07-07 2012-01-17 Bayer Materialscience Ag Process for preparing polyisocyanates by the adiabatic phosgenation of primary amines
US7547801B2 (en) 2006-06-26 2009-06-16 Bayer Materialscience Llc Process for the continuous preparation of isocyanates
US10112892B2 (en) 2015-06-29 2018-10-30 Covestro Deutschland Ag Process for preparing polyisocyanates
US10815193B2 (en) 2015-06-29 2020-10-27 Covestro Deutschland Ag Process for providing hydrogen chloride for chemical reactions
CN114957047A (zh) * 2022-06-07 2022-08-30 江苏常隆农化有限公司 一种静态混合器连续合成异丙隆方法及其产线

Also Published As

Publication number Publication date
BE790461A (fr) 1973-02-15
ES407916A1 (es) 1975-11-01
JPS4849721A (fr) 1973-07-13
FR2158909A5 (fr) 1973-06-15
DE2252068A1 (de) 1973-05-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee