ATE522494T1 - Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten - Google Patents

Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten

Info

Publication number
ATE522494T1
ATE522494T1 AT08736570T AT08736570T ATE522494T1 AT E522494 T1 ATE522494 T1 AT E522494T1 AT 08736570 T AT08736570 T AT 08736570T AT 08736570 T AT08736570 T AT 08736570T AT E522494 T1 ATE522494 T1 AT E522494T1
Authority
AT
Austria
Prior art keywords
diphenylmethane diisocyanates
producing mixtures
polyphenylpolymethylene polyisocyanates
polyisocyanates
benzene
Prior art date
Application number
AT08736570T
Other languages
English (en)
Inventor
Robert Carr
Wiechen Nicolaas Van
Original Assignee
Huntsman Int Llc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38922700&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE522494(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Huntsman Int Llc filed Critical Huntsman Int Llc
Application granted granted Critical
Publication of ATE522494T1 publication Critical patent/ATE522494T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
    • C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
    • C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
AT08736570T 2007-06-06 2008-04-25 Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten ATE522494T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07109689A EP2014641A3 (de) 2007-06-06 2007-06-06 Verfahren zur Herstellung von Mischungen aus Diphenylmethandiisocyanaten und Polyphenylpolymethylenpolyisocyanaten
PCT/EP2008/055047 WO2008148608A1 (en) 2007-06-06 2008-04-25 Process for preparing mixtures of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates

Publications (1)

Publication Number Publication Date
ATE522494T1 true ATE522494T1 (de) 2011-09-15

Family

ID=38922700

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08736570T ATE522494T1 (de) 2007-06-06 2008-04-25 Verfahren zur herstellung von mischungen von diphenylmethandiisocyanaten und polyphenylpolymethylenpolyisocyanaten

Country Status (8)

Country Link
US (1) US20100185011A1 (de)
EP (2) EP2014641A3 (de)
JP (2) JP2010529064A (de)
CN (1) CN101754945B (de)
AT (1) ATE522494T1 (de)
ES (1) ES2370746T5 (de)
PT (1) PT2155655E (de)
WO (1) WO2008148608A1 (de)

Families Citing this family (9)

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US8697913B2 (en) * 2009-06-17 2014-04-15 Huntsman International Llc Chemical installation
CN103068788A (zh) 2010-07-30 2013-04-24 拜耳知识产权有限责任公司 生产硝基苯的连续方法
DE102011081898A1 (de) 2011-08-31 2013-02-28 Bayer Materialscience Aktiengesellschaft Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
WO2014016292A1 (de) 2012-07-27 2014-01-30 Bayer Materialscience Ag Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung
EP2877443B1 (de) 2012-07-27 2016-05-11 Covestro Deutschland AG Verfahren zur herstellung von nitrobenzol durch adiabate nitrierung
US9771291B2 (en) 2013-04-18 2017-09-26 Covestro Deutschland Ag Process for working up waste water from nitrobenzene preparation
CN105246833B (zh) 2013-04-18 2018-02-06 科思创德国股份公司 后处理来自硝基苯制备的废水的方法
EP3160932B1 (de) 2014-06-24 2018-03-14 Covestro Deutschland AG Verfahren zur herstellung von nitrobenzol
US10618871B2 (en) 2016-08-17 2020-04-14 Covestro Deutschland Ag Process for producing isocyanate and at least one further chemical product in an integrated production

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Also Published As

Publication number Publication date
JP2015107979A (ja) 2015-06-11
CN101754945A (zh) 2010-06-23
US20100185011A1 (en) 2010-07-22
EP2155655B2 (de) 2014-05-07
JP6312214B2 (ja) 2018-04-18
EP2155655B1 (de) 2011-08-31
PT2155655E (pt) 2011-09-14
EP2014641A2 (de) 2009-01-14
WO2008148608A1 (en) 2008-12-11
ES2370746T3 (es) 2011-12-22
ES2370746T5 (es) 2014-06-12
EP2155655A1 (de) 2010-02-24
JP2010529064A (ja) 2010-08-26
CN101754945B (zh) 2014-12-24
EP2014641A3 (de) 2009-03-18

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