ATE162515T1 - Verfahren zur herstellung von alkylisocyanaten - Google Patents

Verfahren zur herstellung von alkylisocyanaten

Info

Publication number
ATE162515T1
ATE162515T1 AT93201339T AT93201339T ATE162515T1 AT E162515 T1 ATE162515 T1 AT E162515T1 AT 93201339 T AT93201339 T AT 93201339T AT 93201339 T AT93201339 T AT 93201339T AT E162515 T1 ATE162515 T1 AT E162515T1
Authority
AT
Austria
Prior art keywords
producing alkyl
alkyl isocyanates
cracking
dimethylcarbonate
diamine
Prior art date
Application number
AT93201339T
Other languages
English (en)
Inventor
Franco Mizia
Franco Rivetti
Ugo Romano
Original Assignee
Enichem Spa
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 Enichem Spa filed Critical Enichem Spa
Application granted granted Critical
Publication of ATE162515T1 publication Critical patent/ATE162515T1/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00Preparation of derivatives of isocyanic acid
    • C07C263/04Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AT93201339T 1992-05-15 1993-05-08 Verfahren zur herstellung von alkylisocyanaten ATE162515T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI921170A IT1255763B (it) 1992-05-15 1992-05-15 Procedimento per la preparazione di isocianati alchilici

Publications (1)

Publication Number Publication Date
ATE162515T1 true ATE162515T1 (de) 1998-02-15

Family

ID=11363297

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93201339T ATE162515T1 (de) 1992-05-15 1993-05-08 Verfahren zur herstellung von alkylisocyanaten

Country Status (10)

Country Link
US (1) US5315034A (de)
EP (1) EP0570071B1 (de)
JP (1) JPH0672982A (de)
AT (1) ATE162515T1 (de)
CA (1) CA2096311C (de)
DE (1) DE69316433T2 (de)
DK (1) DK0570071T3 (de)
ES (1) ES2111703T3 (de)
GR (1) GR3026124T3 (de)
IT (1) IT1255763B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998056758A1 (en) * 1997-06-09 1998-12-17 Huntsman Ici Chemicals Llc Process for the production of organic isocyanates
DE19813107A1 (de) 1998-03-25 1999-09-30 Basf Ag Verfahren zur Herstellung von Polyurethanschaumstoffen
BRPI0714842A2 (pt) 2006-08-01 2013-05-21 Basf Se processo para preparar um composto, composto, e, uso do composto
TWI361179B (en) * 2006-11-17 2012-04-01 Asahi Kasei Chemicals Corp A process for producing isocyanates
TW200844080A (en) * 2007-01-11 2008-11-16 Asahi Kasei Chemicals Corp Process for producing isocyanate
EP2036884A1 (de) 2007-09-14 2009-03-18 Repsol Ypf S.A. Verfahren zur Herstellung fluorierter Isocyanate und Carbamate
CN101337189B (zh) * 2007-09-28 2010-11-10 江苏国立化工科技有限公司 固体酸催化剂及在合成1,6-六亚甲基二异氰酸酯中的应用
US8921598B2 (en) 2008-03-18 2014-12-30 Basf Se Method for producing urethanes composed of mono and di-functional aromatic amines
CA2721357C (en) * 2008-05-15 2014-01-07 Asahi Kasei Chemicals Corporation Process for producing isocyanates using diaryl carbonate
WO2009139062A1 (ja) 2008-05-15 2009-11-19 旭化成ケミカルズ株式会社 イソシアネートの製造方法
ES2331505B2 (es) 2008-07-04 2010-09-20 Universidad Politecnica De Valencia Preparacion de carbamatos con catalizadores solidos.
WO2011064185A1 (de) 2009-11-27 2011-06-03 Basf Se Dendritischer polyharnstoff zur solubilisierung schwerlöslicher wirkstoffe
CN103687847B (zh) * 2011-07-13 2019-04-02 宇部兴产株式会社 异氰酸酯化合物的制造方法
WO2013020820A1 (en) 2011-08-05 2013-02-14 Basf Se Associative thickeners based on hyperbranched polymers
CN110054551A (zh) * 2018-05-29 2019-07-26 阿拉善盟兰峰化工有限责任公司 利用二级钠制备原甲酸三甲酯的方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3362121D1 (en) * 1982-07-24 1986-03-27 Basf Ag Process for the preparation of hexamethylene diisocyanate-1,6 and/or of the isomeric diisocyanates with 6 carbon atoms in the alkyl group
DE3314788A1 (de) * 1983-04-23 1984-10-25 Basf Ag, 6700 Ludwigshafen Mehrstufenverfahren zur herstellung von hexamethylendiisocyanat-1,6 und/oder isomeren aliphatischen diisocyanaten mit 6 kohlenstoffatomen im alkylenrest
WO1988005430A1 (fr) * 1987-01-13 1988-07-28 Daicel Chemical Industries, Ltd. Procede de preparation de composes d'isocyanate
US5157155A (en) * 1987-02-04 1992-10-20 Sumitomo Chemical Company, Limited Benzoylurea derivative and its production and use
US5126480A (en) * 1990-06-01 1992-06-30 Arco Chemical Technology, L.P. Isocyanate preparation
US5189205A (en) * 1992-03-16 1993-02-23 Monsanto Compamy Process for preparing isocyanates

Also Published As

Publication number Publication date
ITMI921170A1 (it) 1993-11-15
US5315034A (en) 1994-05-24
EP0570071B1 (de) 1998-01-21
EP0570071A1 (de) 1993-11-18
CA2096311C (en) 2006-02-21
DK0570071T3 (da) 1998-09-21
CA2096311A1 (en) 1993-11-16
ES2111703T3 (es) 1998-03-16
IT1255763B (it) 1995-11-15
DE69316433T2 (de) 1998-07-02
JPH0672982A (ja) 1994-03-15
ITMI921170A0 (it) 1992-05-15
GR3026124T3 (en) 1998-05-29
DE69316433D1 (de) 1998-02-26

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee